Patent application number | Description | Published |
20080317350 | PATTERN RECOGNITION APPARATUS AND METHOD - A image recognition apparatus includes a face input unit, an input subspace calculation unit, a dictionary subspace calculation unit, an eigenvalue calculation unit, a diagonal matrix generation unit, a transformation matrix calculation unit, a transformation unit, a similarity degree calculation unit, a recognition unit. The recognition unit, based on a similarity degrees calculated by the similarity degree calculation unit, recognizes which of a plurality of categories each of a plurality of input patterns belongs to. | 12-25-2008 |
20090019044 | PATTERN SEARCH APPARATUS AND METHOD THEREOF - A pattern search apparatus includes a storage unit, a distribution acquisition unit, a hash function unit, a training unit, and a search unit. A cumulative probability distribution of the training pattern on an arbitrary axis is obtained, and hash function each of which divides a probability value are defined based on the cumulative probability distribution. | 01-15-2009 |
20090052746 | APPARATUS, COMPUTER PROGRAM PRODUCT, AND METHOD FOR PROCESSING PICTURES - When groups of coordinates of face areas respectively contained in mutually different frames are within a predetermined error range, a face attribute assigning unit assigns mutually the same face attribute value to each of the face areas. In the case where a difference in the feature amounts between the frames is within a predetermined error range, a similar shot detecting unit detects that the shots from which the frames have respectively been extracted are similar shots to each of which mutually the same shot attribute value is assigned. In the case where it is judged that face areas that respectively appear in the frames contained in the similar shots and to which mutually different face attribute values have respectively been assigned represent the face of mutually the same person, the face attribute re-assigning unit assigns mutually the same face attribute value to each of the face areas. | 02-26-2009 |
20090052783 | SIMILAR SHOT DETECTING APPARATUS, COMPUTER PROGRAM PRODUCT, AND SIMILAR SHOT DETECTING METHOD - If a difference between feature values of frames from different shots is within a predetermined error range, one or more target frames are selected from each of the shots. Based on face areas in the selected target frames, the feature values of the target frames are calculated. If a difference between the feature values of the target frames is within a predetermined error range, these shots, from which these similar frames are originally retrieved, are assigned with the same shot attribute and set to be similar shots. | 02-26-2009 |
20090148060 | IMAGE PROCESSING APPARATUS AND METHOD THEREOF - An image processing apparatus applies a separability filter to respective positions of an inputted image including a linear object, calculates separability of the respective positions, generates a separability map as a set of the separability of the respective positions, applies distance transform or thinning process to the separability map to generate a skeleton image in which the linear object is displayed, and outputs the skeleton image. | 06-11-2009 |
20100246905 | PERSON IDENTIFYING APPARATUS, PROGRAM THEREFOR, AND METHOD THEREOF - A person identifying apparatus calculates suitability as a reference for improving a face identification rate of an identical person appeared in frames of a moving image on the frame-to-frame basis, selects a frame from the moving image using the suitability, calculates a feature value from the selected frame, and identifies the face of the person on the basis of a similarity between the feature value and a feature value of a reference frame selected in advance using the suitability. | 09-30-2010 |
20120063671 | IMAGE PROCESSING DEVICE, IMAGE PROCESSING METHOD AND COMPUTER PROGRAM PRODUCT - According to one embodiment, an image processing device includes an obtaining unit configured to obtain a plurality of images captured in time series; a first calculating unit configured to calculate a first change vector indicating a change between the images in an angle representing a posture of a subject included in each of the images; a second calculating unit configured to calculate a second change vector indicating a change in coordinates of a feature point of the subject; a third calculating unit configured to calculate an intervector angle between the first change vector and the second change vector; and a determining unit configured to determine that the subject is three-dimensional when the intervector angle is smaller than a predetermined first threshold. | 03-15-2012 |
20120070072 | IMAGE PROCESSING DEVICE, IMAGE PROCESSING METHOD AND COMPUTER READABLE PRODUCT - According to one embodiment, an image processing device includes a readiness determining unit configured to determine whether or not a state of a face image included in an image at one time out of images obtained at a plurality of different times is a ready state that satisfies a condition for performing three-dimensionality determination, three-dimensionality determination is determining whether the object is three-dimensional or not; an initiation determining unit configured to determine whether or not a state of a face image included in an image at different time from the image at the one time is an initiation state changed from the ready state; and a first three-dimensionality determining unit configured to perform the three-dimensionality determination on the face images included in the images when it is determined that the state is the initiation state. | 03-22-2012 |
20130070973 | FACE RECOGNIZING APPARATUS AND FACE RECOGNIZING METHOD - According to one embodiment, a face recognizing apparatus includes: a storage unit; an input unit; a face detector; an extractor; and a recognizing unit. The storage unit stores face feature information on a face feature of each person. The input unit receives image information including at least a face of a person. The face detector detects a face region of the face of the person from the image information received by the input unit. The extractor extracts face feature information on a face feature from the face region detected by the face detector. The recognizing unit recognizes the person in the image information received by the input unit based on the feature information extracted by the extracting unit and the face feature information stored in the storage unit. | 03-21-2013 |
20140219554 | PATTERN RECOGNITION APPARATUS, METHOD THEREOF, AND PROGRAM PRODUCT THEREFOR - When a feature vector is converted to a reduced vector, a converting unit samples N components of interest from the M components of the feature vector, executes the process of calculating one component of the reduced vector from the N components of interest by d times to create the d-dimensional reduced vector and, the converting unit (1) excludes the components within a predetermined distance D in the same row as the previous component of interest sampled at the previous sampling, (2) excludes the components in the same column as the previous component of interest including the component k rows apart and within the distance (D−k) from the component k rows apart, and (3) samples the component of interest of this time from the remaining components after exclusion when sampling the component of interest. | 08-07-2014 |
20140231394 | UNDERWATER WELDING APPARATUS AND UNDERWATER WELDING METHOD - An underwater welding apparatus includes: an underwater welding head provided underwater and having, at its leading end, a nozzle section from which laser light is emitted; a shied cover formed of an elastic member and provided around the nozzle section so as to form, at the leading end of the underwater welding head, a space where water is excluded by shield gas; and an expansion/contraction member having a discharge hole for discharging water and shield gas containing metal dust particles from an inside of the shield cover, the discharge hole being increased in diameter as pressure inside the shield cover rises, while being reduced in diameter as the pressure inside the shield cover falls. | 08-21-2014 |
Patent application number | Description | Published |
20090232399 | APPARATUS AND METHOD FOR PATTERN RECOGNITION - A pattern recognition method comprises steps of inputting a pattern of a recognition object performing feature extraction from the input pattern to generate a feature vector, increasing the number of quantization in an order from quantization number 1 or quantization number 2 to calculate a quantization threshold of each of the quantization number, wherein the quantization threshold of quantization number (n+1) using a quantization threshold of quantization number n (n>=1) is calculated and a quantization function having a quantization threshold corresponding to quantization number S (S>n) is generated, quantizing each component of the feature vector of the input pattern using the quantization function to generate an input quantization feature vector having each of the quantized component, storing a dictionary feature vector of the recognition object, or a quantized dictionary feature vector in which each component of the dictionary feature vector of the pattern of a recognition object is quantized; calculating a similarity between the input quantization feature vector and the dictionary feature vector, or a similarity between the input quantization feature vector and the quantized dictionary feature vector; and recognizing the recognition object based on the similarity. | 09-17-2009 |
20160088261 | SYSTEM AND A METHOD FOR SPECIFYING AN IMAGE CAPTURING UNIT, AND A NON-TRANSITORY COMPUTER READABLE MEDIUM THEREOF - According to one embodiment, a system includes a portable device, a plurality of second image capturing units, an extraction unit, a calculation unit, and a specifying unit. The portable device includes a first image capturing unit that captures a first image of a person, and a sending unit that sends the first image. The plurality of second image capturing units captures second images. The extraction unit extracts a first feature of the first image and a second feature of each of the second images. The calculation unit calculates a similarity based on the first feature and the second feature of the each of the second images. If the similarity for a second image is larger than a predetermined threshold, the specifying unit specifies a second image capturing unit that has captured the second image, among the plurality of second image capturing units. | 03-24-2016 |
Patent application number | Description | Published |
20120140982 | IMAGE SEARCH APPARATUS AND IMAGE SEARCH METHOD - According to one embodiment, an image search apparatus includes, an image input module which is input with an image, an event detection module which detects events from the input image input by the image input module, and determines levels, depending on types of the detected events, an event controlling module which retains the events detected by the event detection module, for each of the levels, and an output module which outputs the events retained by the event controlling module, for each of the levels. | 06-07-2012 |
20120308090 | FACIAL IMAGE SEARCH SYSTEM AND FACIAL IMAGE SEARCH METHOD - According to one embodiment, a facial image search system including attribute discrimination module configured to discriminate attribute based on facial feature extracted, a plurality of search modules configured to store facial feature as database in advance, add facial feature extracted to database, calculate degree of similarity between facial feature extracted and facial feature contained in database, setting module configured to generate setting information by associating with any attribute with information indicating search module, and control module configured to identify one or a plurality of search modules based on setting information and attribute and transmit facial feature extracted by feature extraction module to identified search modules. | 12-06-2012 |
20120321145 | FACIAL IMAGE SEARCH SYSTEM AND FACIAL IMAGE SEARCH METHOD - According to one embodiment, a facial image search system including, search module configured to calculate degree of similarity between facial features extracted by feature extraction module and facial features contained in database and output search result based on calculated degree of similarity, measuring module configured to measure amount of search result output by search module, and selection module configured to sort out search result output by search module if amount of search result measured by measuring module is equal to or more than preset threshold. | 12-20-2012 |
20130050502 | MOVING OBJECT TRACKING SYSTEM AND MOVING OBJECT TRACKING METHOD - A moving object tracking system includes an input unit, a detection unit, a creating unit, a weight calculating unit, a calculating unit, and an output unit. The detection unit detects all tracking target moving objects from each of input images input. The creating unit creates a combination of a path that links each moving object detected in a first image to each moving object detected in a second image, a path that links each moving object detected in the first image to an unsuccessful detection in the second image, and a path that links an unsuccessful detection in the first image to each moving object detected in the second image. The calculating unit calculates a value for the combination of the paths to which weights are allocated. The output unit outputs a tracking result. | 02-28-2013 |
20150181170 | INFORMATION ASSOCIATING APPARATUS, METHOD THEREOF AND PROGRAM THEREFOR - According to one embodiment, an information associating apparatus includes an acquisition unit configured to acquire an acquisition image taken by a camera and individual identification information of the camera, an analysis unit configured to analyze attribute information of the camera from an attribute information expression body shown in the acquisition image, a detection unit configured to detect an pattern representing a specific direction recorded in the acquisition image and an association unit configured to form a pair by associating the individual identification information and the attribute information based on a detection result concerning the specific direction calculated from the pattern. | 06-25-2015 |
20150269437 | IMAGE PROCESSING APPARATUS, METHOD THEREOF AND PROGRAM THEREFOR - An image processing method includes: retaining marker information including markers, each of the markers having a type which is shape, pattern or color; acquiring images in which at least one of the markers is caught; referring the marker information to detect the type and a position of the marker caught in the image; and dividing the image into a plurality of divided areas on the basis of the positions of one or more markers in the image, the plurality of divided areas having no common area and each including at least one type of the marker. | 09-24-2015 |