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Shape and form analysis

Subclass of:

382 - Image analysis

382181000 - PATTERN RECOGNITION

382190000 - Feature extraction

382195000 - Local or regional features

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
382204000 Topological properties (e.g., number of holes in a pattern, connectivity, etc.) 4
20090257660Shape determination of objects with surface matching - A method for inspecting component surfaces by a scanning test system, with the activation of the test system taking place such that, based on a known region of the component surface, an estimation of the component shape is performed, the estimation at the edge of the known region is drawn up at least for one part of the edge, this estimation is used for the calculation of the path for the scanning system, the inspection during scanning is implemented along this path and the deviation from the true component shape is measured so that the exact shape of the component is known along this path.10-15-2009
20090028438Apparatus for Single Pass Blob Image Analysis - A method and electronics circuit for processing very high resolution images or very high frame rate images in real time. Each pixel within a frame of pixels is compared to the neighboring pixels within the frame to determine if the pixel is part of a blob group. If the pixel is part of the blob group, the characteristics of the pixel are added to the statistics for the blob group. When a pixel overlaps two target blob groups, the two blob groups are combined to form one blob group. When the end of the frame is reached information about the blob groups in the frame is made available.01-29-2009
20090175543Information Processing Device and Information Processing Method, Image Processing Device and Image Processing Method, and Computer Program - To perform progressive mesh segmentation suitable of interactive applications a high speed with high precision.07-09-2009
20120213444SYSTEM AND METHOD FOR VISUAL RECOGNITION - A method for visual recognition of an object in an electronic image includes extracting unique points of an object to be learned and/or a target object. The unique points are obtained by cross-correlating the image with a structure. Generally, the structure and/or the size of the structure may vary to detect extremum information associated with the learned object and/or target object. An icon corresponding to each of the unique points is extracted. The size of the icon corresponds to the scale of the unique point. After extraction of the various icons, an object becomes a collection of icons. Each of these icons is un-rotated and normalized or resized to a constant size so it can be compared with other icons.08-23-2012
Entries
DocumentTitleDate
20090324093Method for comparing sectioned geometric data representations for selected objects - A method for comparing a plurality of geometrical data representations each representing a spatial boundary surface of a corresponding geometrical object which surface changes over a selected extent of the object bounded thereby through providing the plurality of geometrical data representations on a common format basis, including scaling so as to each to have a common selected extent, to thereby result in a plurality of standardized spatial boundary surface geometrical data representations and comparing them at a plurality of matching section locations along each of the common extents at each of which there is a section outline curve representations. Comparing selected features of the commonly scaled section outline curve representations for such representations at corresponding ones of the selected matched section locations provides a basis for determining similarity therebetween.12-31-2009
20090190837DIGITAL SIGNAL PATTERN DETECTION AND CLASSIFICATION USING KERNEL FUSION - This disclosure describes techniques for determining a shape of a signal. In particular, a kernel is applied to a portion of a signal to compute at least a first, first order derivative of the portion of the signal and a second, first order derivative of the portion of the signal in a single pass of the kernel. The shape of the portion of the signal is determined based on the first and second first order derivatives. In one example, the shape of the portion of the signal is determined based on the ratio of the first, first order derivative and the second, first order derivative. These techniques may be particularly effective for detecting edges within image signals. However, the techniques may be used to detect the shape of significant changes within any signal that represents a variable that is changing over time, space or other dimension.07-30-2009
20090123076METHOD FOR COMPARING COMPUTER-GENERATED DRAWINGS - A method for comparing a first drawing and a second drawing generated by a shape-based computer system includes: (a) In no particular order: (1) identifying shapes present in the first drawing; and (2) identifying shapes present in the second drawing. (b) In no particular order: (1) identifying deleted shapes; the deleted shapes being present in the first drawing and not present in the second drawing; and (2) identifying new shapes; the new shapes being present in the second drawing and not present in the first drawing. (c) In no particular order: (1) indicating the deleted shapes in the first drawing; and (2) indicating the new shapes in the second drawing.05-14-2009
201000745323D GEOMETRIC MODELING AND 3D VIDEO CONTENT CREATION - A system, apparatus and method of obtaining data from a 2D image in order to determine the 3D shape of objects appearing in said 2D image, said 2D image having distinguishable epipolar lines, said method comprising: (a) providing a predefined set of types of features, giving rise to feature types, each feature type being distinguishable according to a unique bi-dimensional formation; (b) providing a coded light pattern comprising multiple appearances of said feature types; (c) projecting said coded light pattern on said objects such that the distance between epipolar lines associated with substantially identical features is less than the distance between corresponding locations of two neighboring features; (d) capturing a 2D image of said objects having said projected coded light pattern projected thereupon, said 2D image comprising reflected said feature types; and (e) extracting: (i) said reflected feature types according to the unique bi-dimensional formations; and (ii) locations of said reflected feature types on respective said epipolar lines in said 2D image.03-25-2010
20100074533FEATURE ADAPTED BEAMLET TRANSFORM APPARATUS AND ASSOCIATED METHODOLOGY OF DETECTING CURVILINEAR OBJECTS OF AN IMAGE - A method of detecting a curvilinear object of a noisy image. The method includes filtering the noisy image in accordance with a two dimensional line profile. The line profile is selected within a class of steerable filters. A beamlet coefficient is calculated in accordance with the filtering, wherein a coefficient above a predetermined threshold identifies a local feature03-25-2010
20130077872IMAGE PROCESSING DEVICE, METHOD AND PROGRAM - Candidate points belonging to a predetermined structure are extracted from image data DV. A shape model which represents a known shape of the predetermined structure and is formed by model labels having a predetermined connection relationship is obtained. Corresponding points corresponding to the model labels are selected from the extracted candidate points under the following constraints: (a) each model label is mapped with only one of the candidate points or none of the candidate points; (b) each candidate point is mapped with only one of the model labels or none of the model labels; and (c) when a path between two candidate points which are mapped with each pair of the model labels connected with each other is determined, each candidate point which is mapped with none of the model labels is included in only one of the determined paths or none of the determined paths.03-28-2013
20100046841IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD AND IMAGE PROCESSING PROGRAM - An image processing apparatus includes a face direction estimating unit that estimates the direction and the degree of turn of a face with the front direction of the face included in a face image used as a reference for a target image that includes the face image, and an area setting unit that changes a first area based on the direction and the degree of turn of the face and sets a correction target area with the changed first area used as a reference when an area that includes the first area is set as the correction target area with the first area that includes predetermined facial organs of the face image used as a reference.02-25-2010
20120183227AREA FINDING APPARATUS, NON-TRANSITORY COMPUTER READABLE STORAGE MEDIUM, AND METHOD OF FINDING AREA - An apparatus extracts an area having a highest score or a lowest score that is calculated based on evaluation values of points from a target area including a set of a plurality of points that can be distributed at two-dimensional coordinates. It determines whether the area extracted and an area overlapping a plurality of the target areas intersect with each other, and deletes an area having a lower score or a higher score out of the areas determined to intersect with each other. It selects an area having a highest score or a lowest score out of the areas extracted at the extracting and not deleted at the determining. One or a plurality of areas are generated as the target areas based on07-19-2012
20130084015METHOD AND PROGRAM FOR CREATING ANALYSIS MODEL - A method of creating an analysis model includes the steps of storing first shape information in association with instruction information that is used for creating the analysis model and that includes shape feature information about a connecting part in the first shape information; comparing second shape information with the first shape information associated with the instruction information; determining whether a difference between the first shape information and the second shape information is within an allowable range for the shape feature information included in the instruction information; and setting the instruction information if the difference between the first shape information and the second shape information is within the allowable range.04-04-2013
20130051683IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND STORAGE MEDIUM STORING IMAGE PROCESSING PROGRAM - An image processing apparatus includes: a recognition unit that performs character recognition on an image including at least one character and that obtains a score indicating a recognition accuracy of at least one character region extracted through the character recognition; a local blurring-degree computation unit that computes a first degree of blurring of the at least one character region; and a blurring-degree computation unit that computes a second degree of blurring of the image by using the score and the first degree of blurring of the at least one character region.02-28-2013
20090245656SIMILAR SEMICIRCLE DETECTING APPARATUS AND COMPUTER-READABLE STORAGE MEDIUM STORING SIMILAR SEMICIRCLE DETECTING PROGRAM - The present invention performs a process of integrating plural pixel evaluation values corresponding to plural evaluation pixels on a circular arc overlapping a circle using a predetermined pixel in interest as its center and calculating an integrated evaluation value to evaluate whether the circular arc is a circular arc corresponding to a similar semicircular shape, for each of plural circular arcs that overlap the circle in overlapping phases which are different from each other, compares plural integrated evaluation values corresponding to the plural circular arcs, and extracts the circular arc with which the integrated evaluation value indicating the most approximation to the similar semicircular shape is associated, from the plural circular arcs.10-01-2009
20090232402Image Processing Apparatus, Image Processing Method, and Computer Program for Image Processing - An image processing apparatus. A facial area detecting unit detects a facial area containing an image of at least a part of a face of a person in a target image. A size calculating unit calculates a size reference value correlated with an actual size of the face by using the target image and relevant information on the target image. An image processing unit performs a specific process on the target image in accordance with the size reference value.09-17-2009
20120114255IMAGE PROCESSING APPARATUS, METHOD, AND PROGRAM - An image processing apparatus includes a facial image detection unit which detects a facial image from an input image; a posture estimation unit which estimates a posture of a person in the input image from a position of the facial image; a hand position detection unit which detects positions of hands of the person based on the posture; a hand image extraction unit which extracts a hand image of the person from the input image based on information regarding the positions of the hands of the person; a hand shape specifying unit which specifies shapes of the hands of the person based on the hand image; a hand shape time-series storage unit which stores the shapes of the hands in a time-series; and a hand gesture recognition unit which recognizes a hand gesture based on information regarding the shapes of the hands.05-10-2012
20100086219IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - An image processing device capable of high-speed detection of a specific shape in an image. In the image processing device, a candidate position calculation section (04-08-2010
20130163884Image Processing Using Image Web - A computer-implemented method for determining correspondence between images includes: receiving images in a computer system; performing iterations using the computer system to find respective mappings for each patch of pixels in the images to a patch in another one of the images such that the mappings have minimal patch distance, the iterations including at least: (i) evaluation of a nearby-pixel mapping in a current image, (ii) evaluation of a randomly selected mapping in the current image, and (iii) evaluation of a randomly selected mapping in another one of the images; and generating a mapping record that results from the iterations.06-27-2013
20110142353DEVICE METHOD AND PROGRAM FOR HUMAN HAND POSTURE ESTIMATION - The objective is to provide a finger shape estimating device that can estimate the image most similar to a finger image quickly and with high precision, and that can facilitate construction of a database. Provided is a finger shape estimating device provided with a matching part that reads second shape data in a specific data set from a database that has multiple data sets in which finger angle data, second shape data relating to dimensions in the vertical direction and the horizontal direction of a second finger image of said finger, and second image feature quantities in the second finger image form a set, to match the second shape data and first shape data related to dimensions in the vertical direction and the horizontal direction in a separately acquired first finger image, and an estimating part that matches the second image feature quantities in the data set comprising the compatible second shape data, from matching by the matching part, with first image feature quantities in the first finger image, and estimates the finger shape in the first finger image.06-16-2011
20110293193Spatio-Temporal Image Reconstruction Using Sparse Regression and Secondary Information - A spatio-temporal image of an object is reconstructed based on captured data characterizing the object. The spatio-temporal image comprises a plurality of spatial images in respective time intervals, and at least a given one of the spatial images in one of the time intervals is reconstructed using not only captured data from a frame associated with that time interval but also captured data associated with one or more additional frames associated with other time intervals. The spatio-temporal image may be reconstructed by iteratively obtaining a solution to a minimization or maximization problem in a sparse domain and transforming the solution to an image domain. The transformation between the sparse domain and the image domain may utilize a spatio-temporal transformation implemented using a plurality of basis functions, one or more of which may be determined at least in part based on secondary information associated with the imaged object.12-01-2011
20080310732Contour Recovery of Occluded Objects in Images - The present invention relates to a method, apparatus and computer program product for providing contour information related to images. An image obtaining unit obtains a set of interrelated images (step 12-18-2008
20090238467METHOD AND APPARATUS FOR DETECTING NON-UNIFORM FRACTURING OF A PHOTOMASK SHAPE - One embodiment of the present invention provides a system that detects an occurrence of a given shape which has been fractured into a configuration of primitive shapes which is different from a desired configuration. The system selects a fractured-shape instantiation of the given shape, to which other fractured-shape instantiations for the given shape are compared. As a part of the comparison process, the system generates a filtered mask-pattern-description which includes primitive shapes in the mask-pattern-description that match at least one primitive shape in the selected fractured-shape instantiation. Next, the system identifies a first set of shape occurrences from the filtered mask-pattern-description which match the given shape, and identifies a second set of shape occurrences from the mask-pattern-description which match the given shape. The system then generates a third set of shape occurrences by performing an exclusive-OR comparison between the first and second sets of shape occurrences.09-24-2009
20100119159METHOD OF SENSING CODED DATA ON A SURFACE - A method of sensing coded data on a surface is disclosed. Images of the coded data on the surface are captured using a sensor of a sensing device. The coded data is formed from tags, with each tag encoding a unique identity of a region of the surface and the position of the tag within the region. A perspective distortion of the coded data is estimated and compensated for when detecting data elements in the tags. The unique identity of the region from the images is determined, and the position of the sensing device within the region from the position of at least one tag in at least one image captured by the sensor is determined.05-13-2010
20100086218POSITION AND ORIENTATION MEASUREMENT APPARATUS AND METHOD THEREOF - A position and orientation measurement apparatus extracts a plurality of geometric feature based on geometric information of an observation object by drawing three-dimensional model data which represents a surface shape of the observation object. Further, the position and orientation measurement apparatus searches an image feature corresponding to the plurality of geometric feature in a reference image in which a position and orientation of an imaging apparatus relative to the observation object has been calculated and selects the geometric feature whose corresponding image feature is detected from the plurality of extracted geometric features. The position and orientation measurement apparatus calculates the position and orientation of the imaging apparatus relative to the observation object by associating the selected geometric feature with an image of the observation object in an input image.04-08-2010
20090169113Automatic and Semi-Automatic Detection of Planar Shapes from 2D Images - A method is disclosed to digitize and recognize planar shapes that are present in images and are desired to be recognized and extracted. These planar shapes can represent maps in cartography, they can represent patterns from garment styles, they can represent projections of real objects into a 2D picture. The images are obtained from image scanning techniques including digital cameras. The invention includes an automatic mode and a user interface for the semi-automatic mode of operation. The method has been carried out for patterns that were drawn or plotted on papers (not cut out), representing garment styles, and is readily applicable to other applications such as maps in cartography, and more generally to recognition of 3D objects from 2D images. It could be use d as a module for any image processing software07-02-2009
20090263025IMAGE DETERMINATION APPARATUS, IMAGE SEARCH APPARATUS AND COMPUTER READABLE RECORDING MEDIUM STORING AN IMAGE SEARCH PROGRAM - A preprocessing section binarizes input image data and calculates a total black pixel ratio. A feature extracting section detects connected components contained in the binarized image data and detects circumscribing bounding boxes that circumscribe these connected components, respectively. Based on sizes of the circumscribing bounding boxes detected and numbers of black pixels contained therein, predetermined connected components are removed. A determining section generates an edge map by using the residual connected components, and performs two-dimensional fast Fourier transform thereon to generate spectral data. The determining section performs two-dimensional fast Fourier transform on template images to generate spectral data. The determining section determines, based on these pieces of spectral data, whether or not a circular shape is contained in the input image data.10-22-2009
20090202155THREE-DIMENSIONAL SHAPE DATA POSITION MATCHING METHOD AND DEVICE - A three-dimensional shape data position matching method for measuring a static three-dimensional shape from a plurality of measuring positions, and for combining and position matching the distance data thereof, including: a data inputting step S08-13-2009
20090285491SPATIAL SOURCE COLLECTION AND SERVICES SYSTEM - A method is provided for obtaining data about spatial objects. The data is received from a set of adaptable and programmable sensor units associated with a set of spatial objects in real time to form received data, wherein the data is generated in response to a change in a measurement or time of a sensor unit in the set of sensor units. A collection of data for spatial objects is updated with the received data.11-19-2009
20100128990METHOD FOR MEASURING/RECOGNIZING A SHAPE - A method for measuring/recognizing a shape uses at least two electromagnetic oscillations aimed at the measurement subject from two different directions. A device is provided for taking an image of the illuminated subject in a digital form. The image matrix of the image in a digital form is read pixel by pixel and the illuminated strength values of the same pixel from different directions are compared with each other. The difference of the strength values of the two wavelengths of each pixel is added to the corresponding difference of the preceding pixel in the reading direction.05-27-2010
20080292193Image Processing Method and Apparatus - An image processing technique includes acquiring a main image of a scene and determining one or more facial regions in the main image. The facial regions are analysed to determine if any of the facial regions includes a defect. A sequence of relatively low resolution images nominally of the same scene is also acquired. One or more sets of low resolution facial regions in the sequence of low resolution images are determined and analysed for defects. Defect free facial regions of a set are combined to provide a high quality defect free facial region. At least a portion of any defective facial regions of the main image are corrected with image information from a corresponding high quality defect free facial region.11-27-2008
20090161965Image Processing Method, Image Processor, Photographic Apparatus, Image Output Unit and Iris Verify Unit - An iris region of an eye is detected from an original image (S06-25-2009
20090161962GROUPING IMAGES BY LOCATION - A method of grouping images captured in a common location, including receiving a collection of images; classifying the images into a set of events, where each image in the collection belongs to no more than one event; analyzing background region(s) of images from each event to determine one or more features that represent the event; and comparing features from at least two events to determine which events occurred in a common location.06-25-2009
20090220159Image output method, image output device, and image output program - Provided is an image output method of outputting predetermined image data from plural pieces of image data, the method including: acquiring a group including plural pieces of image data which are similar to each other; detecting a face turning angle with respect to a face image plane included in an image indicated by each image data belonging to the same group and a face rotation angle indicating a rotation angle in the face image plane; and outputting image data, in which the face turning angle and the face rotation angle are smaller than those of other image data, among the image data belonging to the same group.09-03-2009
20090245653IMAGE MEASUREMENT APPARATUS - A measurement processing block obtains a plurality of first images of the object to be measured, taken with very small movements in the imaging area. A feature extraction processing block extracts an approximate feature portion of the object from the first images obtained by the measurement processing block. A partial-image creation processing block creates a plurality of first partial images by grouping the plurality of first images obtained by the measurement processing block in the vicinity of the approximate feature portion extracted by the feature extraction processing block. A super-resolution-image creation processing block creates a super-resolution image from the plurality of first partial images created by the partial-image creation processing block. Thus, detailed features of the object are measured precisely and easily even when the object is located far away.10-01-2009
20090245655Detection of Face Area and Organ Area in Image - An image processing apparatus includes: a face area detecting unit detects a face area corresponding to a face image in a target image; an image generating unit that generates an organ detecting image including the face image which is inclined in a predetermined angular range in an image plane on the basis of the detection result of the face area; and an organ area detecting unit that detects an organ area corresponding to a facial organ image in the face area on the basis of image data indicating the organ detecting image.10-01-2009
20090245652AUTOMATIC FORMS IDENTIFICATION SYSTEMS AND METHODS - Systems and methods automatically generate a model of a form or other document and identify the form or other document. In one aspect, a system and method normalize an image of a document and identify the relative positions of the vertical and horizontal lines in the normalized image. The relative positions of the vertical and horizontal lines of the normalized image are the model of the document image. The model may be stored in a record, such as an array. The system and method compare the relative positions of the horizontal and vertical lines of the model to the relative positions of horizontal and vertical lines of other models to identify a matching model.10-01-2009
20090245654Method And Tool For Recognizing A Hand-Drawn Table - A computerized method of recognizing an input hand-drawn table formed by freeform line objects comprises transforming each freeform line object of the table into one of a vertical line segment and a horizontal line segment, generating a grid system based on the vertical and horizontal line segments and converting the generated grid system into a table object.10-01-2009
20100189362Method for converting outline characters to stylized stroke characters - A method converts an outline character to a stylized stroke character by first identifying regions of the outline character, wherein each region is closed and disjoint. For each region, candidate locations for stroke bodies and terminals of the stylized stroke character are determined. The stroke bodies are then initialized and organized into a hierarchical tree stricture, and modified in an order of the hierarchical tree structure. End positions of the modified stroke bodies are then adjusted to match the outline character, and lastly, the terminals are selected for the adjusted stroke bodies.07-29-2010
20090110292Hand Sign Recognition Using Label Assignment - A method and system for recognizing hand signs that include overlapping or adjoining hands from a depth image. A linked structure comprising multiple segments is generated from the depth image including overlapping or adjoining hands. The hand pose of the overlapping or adjoining hands is determined using either (i) a constrained optimization process in which a cost function and constraint conditions are used to classify segments of the linked graph to two hands or (ii) a tree search process in which a tree structure including a plurality of nodes is used to obtain the most-likely hand pose represented by the depth image. After determining the hand pose, the segments of the linked structure are matched with stored shapes to determine the sign represented by the depth image.04-30-2009
20100296739Method and Apparatus for Performing Feature Extraction Using Local Primitive Code - Various methods for feature extraction using local primitive code are provided. One example method includes determining an origin block within an image, an arc, an arc orientation, and a distance between the origin block and the arc. In this regard, the origin block may include one or more pixels of the image. The example method also includes determining at least one arc block. In this regard, the arc block may be located on the arc and the arc may be located with respect to the origin block based on the arc orientation and the distance. Some or all of the at least one arc blocks may include one or more pixels of the image. The example method also includes determining at least one feature value based on attributes of the origin block and the at least one arc block. Similar and related example methods and example apparatuses are also provided.11-25-2010
20100303365METHODS AND APPARATUS TO MONITOR A MULTIMEDIA PRESENTATION INCLUDING MULTIPLE CONTENT WINDOWS - Methods and apparatus to monitor a multimedia presentation including multiple content windows are disclosed. An example method to monitor a media device providing a media presentation capable of including a plurality of content windows disclosed herein comprises obtaining a monitored image corresponding to the media presentation provided by the media device, determining a parameter value representative of at least one of a luminance or a chrominance of a region in the monitored image, a shape of the region representative of at least one of the plurality of content windows, and comparing the parameter value to a highlight threshold to determine whether a content window associated with a location of the region in the monitored image is highlighted.12-02-2010
20110150344CONTENT BASED IMAGE RETRIEVAL APPARATUS AND METHOD - Disclosed are a content based image retrieval apparatus and a content base image retrieval method. The content based image retrieval apparatus includes: a query image converter converting an inputted query image to a black/white image and normalizing the size of the query image; a shape information extractor extracting a feature on the basis of brightness values in all pixels of the normalized black/white query image; and a shape descriptor configuring section configuring a shape descriptor for each pixel by using the feature.06-23-2011
20110019923Method for analyzing image for cell observation, image processing program, and image processing device - The contour of a cell being observed is extracted from a cell observation image obtained by an imaging device, and a cell model made by modeling the outer shape of the cell is adapted. The direction in which the cell being observed is predicted to move is derived using the adapted cell model.01-27-2011
20110033120IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - An image processing device includes a pixel value read out unit which reads out a pixel value of a target pixel, a pixel value change unit which changes a pixel value of a noticeable pixel, the noticeable pixel being at least one pixel of adjacent pixels adjacent to the target pixel, and a coordinate specify unit which specifies a position of the target pixel in an image, the target pixel having the noticeable pixel as the adjacent pixel. The pixel value of the noticeable pixel is changed.02-10-2011
20100142826INFORMATION PROCESSING APPARATUS, PROCESSING METHOD THEREOF, AND COMPUTER-READABLE STORAGE MEDIUM - An information processing apparatus that calculates information on a position and an orientation of an image capture device relative to an object captured by the image capture device, holds three-dimensional information including a plurality of line segments that constitute the object, acquires an image of the object captured by the image capture device, detects an image feature indicating a line segment from the acquired image, calculates a position and orientation of the image capture device based on correspondence between the image feature indicating the detected line segment and the held line segment, and determines, for each of the held line segments, whether to use the line segment for the calculation of the position and orientation thereafter, based on at least one of a result of detection of the image feature, and information acquired in the calculation of the position and orientation.06-10-2010
20110243456METHOD AND DEVICE FOR GENERATING IMAGE-PROCESSING COMPONENT DATA - Disclosed is a method of generating image-processing component data which is used when an image of a component to be mounted by a component mounting apparatus is recognized. The method includes extracting first component shape data from CAD data of the component, measuring second component shape data from an image of the component obtained by an imaging device, and generating image-processing component data based on the first and second component shape data.10-06-2011
20090324094IMAGE PROCESSING APPARATUS, IMAGE PROCESSING SYSTEM AND COMPUTER READABLE MEDIUM - A computer readable medium storing a program causing a computer to execute a process for image processing, the process includes: inputting first image data as a reference and second image data to be compared with the first image data; selecting a plurality of first sequences from different positions of the first image data, each of the plurality of first sequences includes first unit-image elements; determining whether or not a second sequence including second unit-image elements, having identity in an alignment of shapes with respect to the plurality of first sequences, exists in the second image data; and detecting from the second sequence determined not to exist in the second image data, a unit-image element not having the identity in the alignment of shapes with respect to the first image data among the second image data.12-31-2009
20090324095ANALYSIS-MODEL-PRODUCING APPARATUS AND ANALYSIS-MODEL-PRODUCING METHOD - An analysis-model-producing apparatus for producing an analysis model from a shape model, comprising means for specifying a deletion method for deleting, from geometric shape data constituting the shape model, geometric shape data that is unnecessary to production of an analysis model, and means for deleting unnecessary data, using the specified deletion method.12-31-2009
20100014760Information Extracting Method, Registration Device, Verification Device, and Program - To propose an information extracting method, a registration device, a verification device, and a program for improving the authentication accuracy while suppressing the amount of information of an identification target. From a plurality of images having viewpoints in a biological body portion environment, common portions of the silhouette of a biological body portion shown in the images are generated as a stereogram in a target space, and values representing shapes of a plurality of cross-sections of the stereogram, the plurality of cross-sections each having a predetermined positional relationship with a reference position of the stereogram, are extracted as identification information. The stereogram can be represented in a discrete manner since the identification data is extracted as data representing cross-sections each having a certain relationship with a reference position in an outer shape of the stereogram as well as cross-sections of portions of the stereogram of the biological body portion.01-21-2010
20100183230FEATURE ATTRIBUTE CALCULATION APPARATUS, FEATURE EXTRACTION APPARATUS, PATTERN MATCHING APPARATUS, AND METHOD - Disclosed is an apparatus that detects a stream line from a pattern signal, sets a stream line coordinate system determined by the stream line, and calculates an attribute of the pattern feature based on the stream line coordinate system.07-22-2010
20100054608Surface Extraction Method, Surface Extraction Device, and Program - A surface extraction method capable of improving accuracy of extraction of surfaces of an object, a surface extraction device, and a program are proposed. A voxel space that is divided into voxels having a lattice shape, and whether or not object constituting voxels that constitute an object which is shown in the voxel space is investigated in units of voxel rows of the voxels. Ends of the continuous object constituting voxels in the voxel rows are extracted as surfaces of the object. Straight-line rows are used as units, and intermediate portions of continuous constituting regions in the straight-line rows are ignored. Thus, even when a region that does not constitute the object exists inside the object, the region that does not constitute the object can be prevented from being falsely extracted as a surface of the object without investigation of the same region two times or more.03-04-2010
20120201470RECOGNITION OF OBJECTS - Pre-defined objects in a digital image are recognized in a real-time automated fashion by using computer resources for detecting contours within the digital image and comparing the detected contours to properties describing predefined objects taking into account a classification of the objects.08-09-2012
20110211761SURFACE SMOOTHING WITHIN AN EARTH MODEL OF A GEOLOGICAL VOLUME OF INTEREST - Surfaces may be smoothed within an earth model of a geological volume of interest. More specifically, smoothing may be done on a specific surface by smoothing or otherwise altering dip values without changing the position of the surface within the earth model. Dip values may determine certain behaviors of a surface such as reflection and refraction of seismic energy propagating within the earth model.09-01-2011
20090161964Detecting Objects In An Image Being Acquired By A Digital Camera Or Other Electronic Image Acquisition Device - The likelihood of a particular type of object, such as a human face, being present within a digital image, and its location in that image, are determined by comparing the image data within defined windows across the image in sequence with two or more sets of data representing features of the particular type of object. The evaluation of each set of features after the first is preferably performed only on data of those windows that pass the evaluation with respect to the first set of features, thereby quickly narrowing potential target windows that contain at least some portion of the object. Correlation scores are preferably calculated by the use of non-linear interpolation techniques in order to obtain a more refined score. Evaluation of the individual windows also preferably includes maintaining separate feature set data for various positions of the object around one axis and rotating the feature set data with respect to the image data for the individual windows about another axis.06-25-2009
20110255794SYSTEMS AND METHODS FOR AUTOMATICALLY EXTRACTING DATA BY NARROWING DATA SEARCH SCOPE USING CONTOUR MATCHING - A method of extracting data by narrowing a scope of data search using contour matching of select elements in a document is provided. The method includes: analyzing each document to automatically extract images and text features wherein said analyzing compares extracted features with a first search space of candidate features to try and recognize the extracted features; automatically processing each unrecognized feature using a contour recognition engine to generate a contour of the unrecognized feature; automatically selecting a second search space of candidate features through contour matching using the contour of the unrecognized feature, wherein the second search space of candidate features is narrower than the first search space of candidate features; and comparing the unrecognized feature with said second search space to identify the previously unrecognized feature.10-20-2011
20100329571SHAPE BASED REGISTRATION - A method for registering a source image of an object with a target image of the object includes generating a mask image delineating a structure of interest from the source image, determining a distance map for the mask image, determining a shape representation by identifying an iso-value on the distance map such that level curves correspond to the characteristics of a desired shape, iteratively calculating a similarity metric corresponding to a region of overlap between the level curve based shape representation and the second image resulting in a registration transform, applying the registration transform to the target image to co-register the source image with the target image, and displaying the co-registered source image and the target image on a display device.12-30-2010
20100310179Multi-Scale Representation of An Out of Focus Image - A method for generating a multi scale representation of an input image, the method comprising the procedures of: estimating a scale factor corresponding to said input image; determining a set of Gaussian difference kernels according to said estimated scale factor, and according to a predetermined set of Gaussian kernels; and generating a multi-scale representation of said input image by applying each of said set of Gaussian difference kernels on said input image.12-09-2010
20100310180Pattern Inspection Method and Pattern Inspection System - A pattern data examination method and system capable of accurately and speedily examining a circuit pattern without failing to extract pattern contour data are provided. While pattern comparison is ordinarily made by using a secondary electron image, a contour of a pattern element is extracted by using a backscattered electron image said to be suitable for observation and examination of a three dimensional configuration of a pattern element, and pattern inspection is executed by using the extracted contour of the pattern element. More specifically, pattern inspection is executed by comparing a contour of a pattern element with design data such as CAD data to measure a difference between the contour and the data, and by computing, for example, the size of the circuit pattern element from the contour of a pattern. From two or more backscattered electron images formed by detecting backscattered electrons at two or more different spatial positions, pattern contour data contained in the backscattered electron images may be obtained.12-09-2010
20110052081APPARATUS, METHOD, AND PROGRAM FOR PROCESSING IMAGE - An image processing apparatus includes a face detector for detecting a face region from an image including a face of a user, a part detector for detecting a positional layout of a part of the face included in the face region detected by the face detector, a determiner for determining an attribute of the face on the basis of the positional layout of the part detected by the part detector and calculating a score indicating attribute determination results, a model selector for selecting, on the basis of the score calculated by the determiner, a model that is to be displayed in place of the face of the user in the image, and an image generator for generating an image of a face of the model selected by the model selector and synthesizing the image of the face of the model with the face of the user within the face region.03-03-2011
20110096996METHOD FOR PROCESSING VASCULAR STRUCTURE IMAGES04-28-2011
20100260424GABOR FILTER, IMAGE RECOGNITION APPARATUS AND METHOD, PROGRAM, AND RECORDING MEDIUM - There is provided a Gabor filter, in which a value of a parameter σ of determining shapes of a plurality of Gabor functions having different orientations and frequencies is configured as a variable value expressed by a function of a frequency parameter ν of specifying the frequencies.10-14-2010
20090175542Line Shape Processing Device, Line Shape Processing Method, Information Recording Medium, and Program - To detect the characteristic of the end portion of a line shape, in a line shape processing device (07-09-2009
20090175541Feature adapted beamlet transform apparatus and associated methodology of detecting curvilinear objects of an image - A method of detecting a curvilinear object of a noisy image. The method includes filtering the noisy image in accordance with a two dimensional line profile. The line profile is selected within a class of steerable filters. A beamlet coefficient is calculated in accordance with the filtering, wherein a coefficient above a predetermined threshold identifies a local feature.07-09-2009
20110188760System and Method for Creating and Displaying Map Projections related to Real-Time Images - There is provided a method and system for creating and displaying a map projection of a device's real-time viewing area to depict virtual objects, the virtual objects providing a reflected view of real-time objects displayed within the device's viewing area, the method comprising: displaying a real-time image of the device's viewing area taken from a geographical location on a display; retrieving the map projection for revealing the reflected view as an elevated view of a ground surface about the device's current geographical location and in accordance with the device's viewing area; superimposing the map projection on the display and overlaid in an upper portion of the real-time image; and defining one or more markers configured to show a relationship between the map projection and the real-time image, each marker overlaid on the display and configured to connect between the virtual object in the map projection and the corresponding real-time object on the real-time image.08-04-2011
20100027892SYSTEM AND METHOD FOR CIRCLING DETECTION BASED ON OBJECT TRAJECTORY - A system and method for detecting a circular shape from a sequence of ordered points is disclosed. In one embodiment, the method comprises receiving a sequence of ordered points, selecting a subset of the sequence of ordered points, determining if the subset defines a circular shape, and storing an indication of whether or not the subset defines a circular shape. Various metrics for determining if the subset defines a circular shape, which allow for a trade-off between accuracy and complexity, are disclosed.02-04-2010
20110305398IMAGE GENERATION SYSTEM, SHAPE RECOGNITION METHOD, AND INFORMATION STORAGE MEDIUM - An image generation system includes a moving path data acquisition section that acquires moving path data about a shape input indicator, a moving path data storage section that stores the moving path data acquired by the moving path data acquisition section, and a shape recognition section that performs a shape recognition process on an input shape that has been input using the shape input indicator based on the moving path data. The shape recognition section performs the shape recognition process on the input shape that has been input using the shape input indicator based on the moving path data in each of first to Nth (1≦K12-15-2011
20090074299INCREASING ACCURACY OF DISCRETE CURVE TRANSFORM ESTIMATES FOR CURVE MATCHING IN FOUR OR MORE DIMENSIONS - System and method for estimating a rotational shift between a first discrete curve and a second discrete curve, where the second discrete curve is a rotationally shifted version of the first discrete curve. First and second discrete curves are received. A rotational shift between the first discrete curve and the second discrete curve is estimated based on the first discrete curve and the second discrete curve. A cumulative rotational shift is updated based on the estimated rotational shift. A rotationally shifted version of the second discrete curve is generated based on the cumulative rotational shift. The estimating, updating, and generating are performed in an iterative manner using the respective rotationally shifted discrete curve for each iteration until a stopping condition occurs, thereby determining a final estimate of the rotational shift between the first discrete curve and the second discrete curve. The final estimate may be used to perform curve matching.03-19-2009
20100054607Three-Dimensional Model Search Method, Computer Program, and Three-Dimensional Model Search System - A novel search method having an advantage over the DSR 472 method the search accuracy of which is currently said to be the highest level is proposed. At the feature value computation stage, the two-dimensional image used in computation of the three-dimensional model feature value (excluding a contour feature value) is corrected so that the gray scales of the pixels are emphasized more as the distance from the center of the two-dimensional image increases.03-04-2010
20100002939METHOD AND SYSTEM FOR FAST CLIPPING OF POLYGONS - A method for rendering static graphics in a mobile device in applications such as map applications. Panning increments are received for panning a previously rendered frame to a panned frame. A rendering region is then determined based on the panning increment. A candidate polygon is then clipped to create clipped polygons contained within the rendering region. The clipped polygons can then be rendered, and a portion of the previously rendered frame can be copied, to provide the panned frame.01-07-2010
20120099799CONTOUR EXTRACTION DEVICE AND PROGRAM - An object of the present invention is to provide the technology capable of appropriately balancing the preciseness of contour extraction and calculation cost. In order to achieve this object, an energy function setting section sets an energy function that is expressed by a weighted linear sum of a plurality of kinds of energy terms defined correspondingly to a state of an active curve and is formulated so as to have a smaller value as approaching a shape of the contour to be extracted, and an iterative computation processing section minimizes the energy function by an iterative computation. An end instruction section sets an auxiliary function formulated so as to monotonously increase in accordance with the number of iteration times of iterative computation and sets a judging function expressed by a linear sum of the auxiliary function and the energy function. Then, a point of time when a local minimum appears in the judging function in the course of the iterative computation is judged as the end timing of iterative computing.04-26-2012
20120099798INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND PROGRAM - An information processing apparatus for matching a position and/or orientation of a measurement object with that of a model of the measurement object includes an acquisition unit configured to acquire a captured image of the measurement object, a calculation unit configured to calculate information indicating a surface shape of the measurement object based on the captured image, and a limitation unit configured to limit a position and/or orientation of the model based on the information indicating the surface shape.04-26-2012
20090161963METHOD. APPARATUS AND COMPUTER PROGRAM PRODUCT FOR UTILIZING REAL-WORLD AFFORDANCES OF OBJECTS IN AUDIO-VISUAL MEDIA DATA TO DETERMINE INTERACTIONS WITH THE ANNOTATIONS TO THE OBJECTS - An apparatus for determining interactions with annotations to objects based upon real-world affordances of the objects in audio-visual media data may include a processing element configured to receive image data describing one or more objects having real-world affordances, to identify the one or more objects having real-world affordances, and to create one or more semiotic regions by associating with the one or more objects interaction rules corresponding to the respective real-world affordances of the one or more objects.06-25-2009
20120027308Font Matching - Methods, computer readable media, and apparatuses for font matching are presented. A glyph may be received and processed. The processing of the received glyph may include reducing the glyph, computing bounds associated with the glyph, and normalizing the glyph. The processed glyph may be compared to a repository of image prototypes. The comparison may include determining a distance of the processed glyph from one or more the image prototypes, sorting the determined distances, and selecting one or more of the image prototypes based on the determined distances. Additional techniques may be used to enhance the resolution or accuracy associated with the various methods and algorithms.02-02-2012
20120027309IMAGE SIGNATURE EXTRACTION DEVICE - The image signature extraction device includes an extraction unit and a generation unit. The extraction unit extracts region features from respective sub-regions in an image in accordance with a plurality of pairs of sub-regions in the image, the pairs of sub-regions including at least one pair of sub-regions in which both a combination of shapes of two sub-regions of the pair and a relative position between the two sub-regions of the pair differ from those of at least one of other pairs of sub-regions, and being classified into a plurality of types based on a combination of shapes of two sub-regions and a relative position between the two sub-regions of each of the pairs. The generation unit generates an image signature to be used for identifying the image based on the extracted region features of the respective sub-regions.02-02-2012
20100172589Information Processing Apparatus, Information Processing Method, Program, and Image Processing Apparatus - An information processing apparatus includes a band-shaped area selecting section, an angle selecting section, and a control section. The band-shaped area selecting section selects, from among band-shaped areas each having a first angle with respect to a second direction orthogonal to a first direction, a first band-shaped area having a maximum height, which satisfies a condition that the first band-shaped area is on one side of a first point group, which is in the first direction and on one side of a second point group, which is in a direction opposite to the first direction. The angle selecting section selects a candidate for the first angle. The control section effects control to repeat selecting of the first band-shaped area and selecting of the candidate for the first angle, and obtains the finally selected first band-shaped area as a processing result.07-08-2010
20100092093FEATURE MATCHING METHOD - In a feature matching method for recognizing an object in two-dimensional or three-dimensional image data, features in each of which a predetermined attribute in the two-dimensional or three-dimensional image data takes a local maximum and/or minimum are detected, and features existing along edges and line contours from the detected features are excluded. Thereafter, the remaining features are allocated to a plane, some features are selected from the allocated features by using local information, and feature matching for the selected features being set as objects is performed.04-15-2010
20110129157APPARATUS AND METHOD FOR EXTRACTING CIRCUMSCRIBED RECTANGLES OF CHARACTERS IN TRANSPLANTABLE ELECTRONIC DOCUMENT - Disclosed are an apparatus and a method for extracting circumscribed rectangles of one or more characters in a transplantable electronic document. The apparatus comprises a command and resource extraction device for extracting text-segment-related commands and original font resources; a division device for dividing the original font resources into fonts; a font replacement device for seeking fonts, and obtaining font resources after font replacement; a measurement information extraction device for extracting character shape measurement information of the characters; and a calculation device for calculating the circumscribed rectangles of the characters.06-02-2011
20100246973IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - An object input unit extracts the area of an object as an object area, and a mesh generation unit divides the object area into a plurality of meshes to obtain position information, gradient information, and color information of respective vertices that form the meshes. An optimization unit determines the position information, gradient information, and color information of the vertices by dividing each of the meshes into a plurality of small areas, and performing processing for changing the position information, gradient information, and color information of the vertices so as to locally minimize the differences between color information within the small areas and that within portions of the object area corresponding to the small areas. To divide each of the meshes into a plurality of small areas, the optimization unit changes the number or size of small areas in accordance with the number of times of changing processing.09-30-2010
20100054609IMAGE PROCESSING APPARATUS - An image processing apparatus includes a character data extraction unit, a contour data extraction unit, and an image density changing unit. The character data extraction unit extracts character data, forming a character image serving as a target to be read by an image reading apparatus, from image data. The contour data extraction unit extracts contour data forming a contour image of the character image from the image data. The image density changing unit changes an image density of the contour image base on the contour data extracted from the contour data extraction unit.03-04-2010
20120076424PATTERN SHAPE DETERMINING METHOD, PATTERN SHAPE VERIFYING METHOD, AND PATTERN CORRECTING METHOD - According to the pattern shape determining method of the embodiment, a first reference position of a pattern shape is set on a first pattern and a second reference position of a pattern shape is set on a second pattern. Moreover, an allowable dimensional difference between the first pattern and the second pattern is set to a value corresponding to a distance from the first reference position. Then, it is determined whether the second pattern has a pattern shape identical with the first pattern, based on whether a dimensional difference between the first pattern and the second pattern is within a range of an allowable dimensional difference set at a position at which the dimensional difference is calculated.03-29-2012
20120076423NEAR-DUPLICATE IMAGE DETECTION - A system and a method for near-duplicate image detection performed by a physical computing system includes applying a feature determining function to a number of images, a feature being defined by a geometric shape, comparing characteristics of said geometric shapes defining said features from at least two of said number of images, and characterizing said at least two of said number of images as a near-duplicate match if a predetermined percentage of said features of said at least two images match.03-29-2012
20090060347METHOD AND PROGRAM FOR CREATING ANALYSIS MODEL - A method of creating an analysis model includes the steps of storing first shape information in association with instruction information that is used for creating the analysis model and that includes shape feature information about a connecting part in the first shape information; comparing second shape information with the first shape information associated with the instruction information; determining whether a difference between the first shape information and the second shape information is within an allowable range for the shape feature information included in the instruction information; and setting the instruction information if the difference between the first shape information and the second shape information is within the allowable range.03-05-2009
20120082388IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND COMPUTER PROGRAM - This invention generates a digital document by applying character recognition to character images in a document image, and rendering the character recognition result on the document image in a transparent color. This digital document allows to specify a part corresponding to a search keyword on the document image upon conducting a search. When this digital document is generated, it includes a description required to use glyph data (font data) of a simple character shape commonly to a plurality of character types as font data used upon rendering the character recognition result. Therefore, even when the digital document needs to save font data, an increase in file size can be minimized. Also, by rendering using a simple character shape, the data size of the font data itself can be reduced.04-05-2012
20110123122System and Method for Determining Poses of Objects - During pre-processing, a 3D model of the object is rendered for various poses by arranging virtual point light sources around the lens of a virtual camera. The shadows are used to obtain oriented depth edges of the object illuminated from multiple directions. The oriented depth edges are stored in a database. A camera acquires images of the scene by casting shadows onto the scene from different directions. The scene can include one or more objects arranged in arbitrary poses with respect to each other. The poses of the objects are determined by comparing the oriented depth edges obtained from the acquired images to the oriented depth edges stored in the database. The comparing evaluates, at each pixel, a cost function based on chamfer matching, which can be speed up using downhill simplex optimization.05-26-2011
20080260259METHODS AND SYSTEMS FOR DETECTION OF REPEATING PATTERNS OF FEATURES - Methods and system for automatic identification of repeating patterns of slanted stripe features (marks) on an item.10-23-2008
20110026834IMAGE PROCESSING APPARATUS, IMAGE CAPTURE APPARATUS, IMAGE PROCESSING METHOD, AND PROGRAM - An image processing apparatus includes the following elements. First and second images are photographed from different points of view. A block division unit divides the first image into blocks. A similarity calculation unit calculates similarities between blocks in the first image and image regions in the second image. A likelihood calculation unit calculates likelihoods of each candidate corresponding image region in the second image with respect to individual sets of adjacent blocks in the first image on the basis of a positional relationship of the candidate corresponding image region. A corresponding position determination unit determines evaluation values of each candidate corresponding image region in the second image with respect to the blocks in the first image using the calculated similarities and likelihoods, and determines an image region in the second image corresponding to each of the blocks in the first image by comparing the determined evaluation values.02-03-2011
20120269447ELONGATION MEASURING APPARATUS, ELONGATION MEASUREMENT SYSTEM, AND NON-TRANSITORY MEDIUM - The present invention provides an elongation mesuring appratus, an elongation measurement system and a non-transitory medium recording a computer program, which enable measurement of an elongation of a chain without presetting a distance between rollers before use. Based on an image of three or more pins, two adjacent inter-pin distances are each calculated. As a result of a comparison between the two calculated inter-pin distances, the longer distance is determined as a pitch of an inner link and the shorter distance is determined as a pitch of an outer link. The outer link is not elongated while only the inner link is elongated, and therefore, a ratio of a difference between both of the pitches to the pitch of the outer link is determined as an elongation of a chain.10-25-2012
20100232710HIGH-PERFORMANCE CLOSED-FORM SINGLE-SCAN CALCULATION OF OBLONG-SHAPE ROTATION ANGLES FROM BINARY IMAGES OF ARBITRARY SIZE USING RUNNING SUMS - A method for performing a high-performance closed-form single-scan calculation of oblong-shape rotation angles from binary images of arbitrary size on a processor using running sums is disclosed. Running sums are calculated and stored throughout each scan, and the results are obtained in closed form by simple post-scan computation. An algorithmic embodiment may execute on one or more hardware processors with limited or constrained computation power, available instruction cycles, available memory, etc. Exemplary hardware processors are found in one or more CPUs of a desktop, laptop, tablet, or handheld computing device, and may be an embedded processor or a signal processor chip. The resulting method may be used for touch or optical user interfaces, real-time image recognition, real-time machine vision, and other purposes.09-16-2010
20130129227Environment and/or Target Segmentation - A depth image of a scene may be observed or captured by a capture device. The depth image may include a human target and an environment. One or more pixels of the depth image may be analyzed to determine whether the pixels in the depth image are associated with the environment of the depth image. The one or more pixels associated with the environment may then be discarded to isolate the human target and the depth image with the isolated human target may be processed.05-23-2013
20080199083Image filling methods - Image filling methods. A plurality of images corresponding to a target object or a scene are captured at various angles. An epipolar geometry relationship between a filling source image and a specific image within the images is calculated. The filling source image and the specific image are rectified according to the epipolar geometry relationship. At least one filling target area in the rectified specific image is patched according to the rectified filling source image.08-21-2008
20130156326SOURCE IMAGERY SELECTION FOR PLANAR PANORAMA COMPRISING CURVE - Among other things, one or more techniques and/or systems are disclosed for selecting source imagery for a planar panorama comprising a curved path. The curved path can be identified in a block of source imagery, where the source imagery comprises inside-curve source imagery for an inside curve of the curved path. Image data from a first source image from the inside-curve source imagery can be compared with image data from a second source image from the inside-curve source imagery. If image data of the first source image sufficiently overlaps image data of the second source image the first source image can selected for inclusion in a set of images to be used for the planar panorama, while the second source image may not be so selected (e.g., to mitigate artifacts, object overlap, repeated objects, etc. in the planar panorama).06-20-2013
20130156327Shape from Differential Motion with Unknown Reflectance - A computer implemented method for determining shape from differential motion with unknown reflectance includes deriving a general relation that relates spatial and temporal image derivatives to bidirectional reflectance distribution function BRDF derivatives, responsive to 3D points and relative camera poses from images and feature tracks of an object in motion under colocated and unknown directional light conditions, employing a rank deficiency in image sequences from the deriving for shape determinations, under predetermined multiple camera and lighting conditions, to eliminate BDRF terms; and recovering a surface depth for determining a shape of the object.06-20-2013
20130156328IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - Provided is an image processing device including a shape determination section for determining a shape of a block set in an image using shape determination information for determining a shape of a block that is in accordance with a size, a motion vector setting section for arranging a prediction unit in each block in the image according to the shape determined by the shape determination section, and setting, for each arranged prediction unit, a motion vector to be used for prediction of an image in the prediction unit, and an encoding section for encoding the image using the motion vector set by the motion vector setting section.06-20-2013
20130188877SKETCH BEAUTIFICATION AND COMPLETION OF PARTIAL STRUCTURED-DRAWINGS - A sketch processing system is described herein for assisting a user in producing a drawing. In one implementation, the sketch processing system operates by: receiving ink strokes in response to creation of an original drawing; recognizing components and geometric constraints within the original drawing, to produce a recognized drawing; beautifying the original drawing by modifying at least one aspect of the recognized drawing in accordance with the recognized constraints, to produce a beautified drawing; and recognizing a recurring pattern in the beautified pattern (if any) and using that pattern to produce at least one added component to the beautified drawing.07-25-2013
20110317925Method for Recognizing Three-Dimensional Control Point and Computer Readable Medium Using the Same Thereof - A method for recognizing three-dimensional control points and a computer readable medium using the same are disclosed. The method for recognizing three-dimensional control points comprises the following steps. A depth information item corresponding to an image captured by an image capturing apparatus is received. A three-dimensional block information item corresponding to a three-dimensional block is generated according to the depth information. At least one reference plane is generated according to the depth information. At least one connection group is generated according to the three-dimensional block information and the reference plane. A three-dimensional block nearest to the image capturing apparatus is selected as a control point from the connection group.12-29-2011
20130114904APPARATUS AND METHOD FOR DETECTING ERROR IN LESION CONTOUR, APPARATUS AND METHOD FOR CORRECTING ERROR IN LESION CONTOUR, AND APPARATUS FOR INSPECTING ERROR IN LESION CONTOUR - An apparatus for detecting an error in a contour of a lesion includes an extracting unit configured to extract a contour of a lesion in each of a plurality of two-dimensional image frames that form a three-dimensional image, and an error determining unit configured to determine a presence or an absence of an error in a contour of a lesion in a target image frame of the two-dimensional image frames based on estimation information about the lesion in the target image frame and/or an energy value that corresponds to the contour of the lesion in the target image frame.05-09-2013
20120020571METHOD AND APPARATUS FOR CAPTURING, GEOLOCATING AND MEASURING OBLIQUE IMAGES - A computerized system for displaying and making measurements based upon captured oblique images. The system includes a computer system executing image display and analysis software. The software reads a plurality of captured oblique images having corresponding geo-location data and a data table storing ground plane data that approximates at least a portion of the terrain depicted within the captured oblique images. The executed software causes the computer system to receive a starting point selected by a user, receive an end point selected by the user and calculate a desired measurement between the starting and end points dependent upon the geo-location data and ground plane data. The desired measurement is selected from a group consisting of a distance measuring mode, a height measuring mode, and a relative elevation measuring mode.01-26-2012
20120020570THIN LINE DETECTION AND ENHANCEMENT FOR ELECTRONIC IMAGES HAVING DIFFERENT RESOLUTIONS - A methodology for thin line detection and enhancement in electronic images is disclosed. The methodology includes associating an electronic image with at least one basic context window that is less than the size of the electronic image based on the input image resolution of the electronic image; detecting one or more predefined patterns which correspond to thin lines in the electronic image using the at least one basic context window; excluding patterns for the one or more detected patterns which are halftone patterns; and adding at least one pixel to the electronic image based on at least one of the remaining patterns so as to enhance thin line features in the electronic image. In some implementation, the methodology may be configured to handle electronic images having different resolutions. A system for thin line detection and enhancement in electronic images having different resolutions is also disclosed.01-26-2012
20130202215SURFACE SHAPE MEASUREMENT METHOD, SURFACE SHAPE MEASUREMENT APPARATUS, NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM, OPTICAL ELEMENT, AND METHOD OF MANUFACTURING OPTICAL ELEMENT - A surface shape measurement method that divides a surface shape of an object (08-08-2013
20130202214SHAPE AND PHOTOMETRIC INVARIANTS RECOVERY FROM POLARISATION IMAGES - The disclosure concerns processing of electronic images, such as hyperspectral, or multispectral images. In particular, but is not limited to, a method, software and computer for estimating shape information or a photometric invariant of a location of image of a scene. The image data (08-08-2013
20120063687METHOD AND APPARATUS FOR PROCESSING AN IMAGE COMPRISING CHARACTERS - Method and apparatus for processing an image including a character are disclosed. The method may include: searching in a set of characters one or more characters having highest similarities of shape to a character in the set of characters, hereinafter the character being referred to as a first character, the one or more searched characters forming a similar character list of the first character; searching in the set of characters one or more characters having highest similarities of shape to each character in the similar character list of the first character, to form a similar character list of each character in the similar character list of the first character; and selecting in the similar character lists one or more characters having a high mutual similarity between each other, as a character cluster.03-15-2012
20120076425Locating a Feature in a Digital Image - Methods, systems, and computer program products used to locate a feature in an image.03-29-2012
20130208989SYSTEM AND METHOD FOR SHAPE MEASUREMENTS ON THICK MPR IMAGES - A method for measuring shapes in thick multi-planar reformatted (MPR) digital images, including identifying a shape in a digital MPR image, scan-converting points corresponding to the identified shape on a starting plane of an MPR slab in an image volume from which the MPR was obtained to generate a plurality of starting points for the identified shape, calculating an end point in the MPR slab corresponding to each starting point, propagating a ray from each starting point to each corresponding end point, accumulating samples along each ray, and computing a desired measurement value from the accumulated samples after reaching the end point for all rays.08-15-2013

Patent applications in class Shape and form analysis

Patent applications in all subclasses Shape and form analysis