Patent application number | Description | Published |
20090080795 | IMAGE PROCESSING APPARATUS AND METHOD - An image processing apparatus comprises an extractor for extracting a brightness component from image data; a scale converter for obtaining a distribution of the brightness component on relatively large scale; a brightness component improver for improving the distribution of the brightness component of the image data by using the brightness component and an output of the converter; and an image reproducer for reproducing the image data by using an output of the improver as a distribution of a brightness component of a new image, wherein the apparatus further comprises a face detector for detecting a face area from the image data, and the improver adjusts a degree of improvement by using a distribution of a brightness component of the face area being an output of the detector. Thus, it is possible to automatically adjust the degree of improvement of the luminance distribution according to the image data to be processed. | 03-26-2009 |
20090087101 | IMAGE PROCESSING APPARATUS AND APPARATUS FOR SEARCHING OPERATOR - An image processing apparatus includes an extraction unit configured to extract a feature amount from information recorded on a recording medium, an acquisition unit configured to acquire an identification image identifying an operator of the recording apparatus, a storage unit configured to store the feature amount and the identification image, wherein the identification image is associated with the feature amount, a search unit configured to compare a feature amount extracted from a predetermined medium by the extraction unit with the feature amount stored in the storage unit, wherein, based on a result of the comparison, the identification image associated with the stored feature amount is associated with the predetermined medium, and an output unit configured to output the identification image associated with the predetermined medium. | 04-02-2009 |
20090195814 | INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING METHOD, AND STORAGE MEDIUM - Embodiments of the invention relate to an information processing system that is triggered by a detection of a medium removing action, detects a user's action of leaving a sheet discharge tray from which the user has removed the medium, and counts the number of carrying-away users. The information processing system counts as the number of outputting users the number of users who have issued an instruction to output a medium. Based on the number of users who removed and left and the number of outputting users, the information processing system sends a notification prompting to check a carried-away medium or a medium that the user is about to carry away from the sheet discharge tray. | 08-06-2009 |
20090245578 | METHOD OF DETECTING PREDETERMINED OBJECT FROM IMAGE AND APPARATUS THEREFOR - In an object detecting method, an imaging condition of an image pickup unit is determined, a detecting method is selected based on the determined imaging condition, and at least one predetermined object is detected from an image picked up through the image pickup unit according to the selected detecting method. | 10-01-2009 |
20100007762 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - A cut point detection unit segments a frame sequence including successive frames into one or more subframe sequences. A face discrimination unit identifies an image group in which an object registered in advance appears, of images of respective frames that form one subframe sequence, and a representative frame candidate extraction unit selects one image from the identified image group as a selection image. A representative frame display control unit controls a display unit to display selection images for respective subframe sequences as representative images of the frame sequence. | 01-14-2010 |
20100014758 | METHOD FOR DETECTING PARTICULAR OBJECT FROM IMAGE AND APPARATUS THEREOF - When discriminating a plurality of types of objects, a plurality of local feature quantities are extracted from local regions in an image, and positions of the local regions, and attributes according to image characteristics of the local feature quantities are stored in correspondence with each other. Then, object likelihoods with respect to a plurality of objects are determined from attributes of feature quantities in a region-of-interest, an object whose object likelihood is not less than a threshold value is determined as an object candidate, and whether an object candidate is a predetermined object is determined. | 01-21-2010 |
20100085420 | IMAGE PROCESSING APPARATUS AND METHOD - An image processing apparatus obtains a difference between a partial region of an input image and a partial region of a background image, stored in a storage device, corresponding to the partial region of the input image, determines whether each partial region of the input image is a moving body region or a background region based on the difference, and combines the partial region of the input image determined as the background region and the partial region of the background image corresponding to the partial region of the input image to update the background image. | 04-08-2010 |
20100177932 | OBJECT DETECTION APPARATUS AND OBJECT DETECTION METHOD - An object detection apparatus includes an image acquisition unit that acquires image data, a reading unit that reads the acquired image data in a predetermined image area at predetermined resolution, an object area detection unit that detects an object area from first image data read by the reading unit, an object discrimination unit that discriminates a predetermined object from the object area detected by the object area detection unit, and a determination unit that determines an image area and resolution used to read second image data which is captured later than the first image data from the object area detected by the object area detection unit, wherein the reading unit reads the second image data from the image area at the resolution determined by the determination unit. | 07-15-2010 |
20110091116 | OBJECT RECOGNITION APPARATUS AND OBJECT RECOGNITION METHOD - An information processing apparatus acquires registration image data related to an object and input image data related to an object, and matches the acquired registration image data related to the object and each of a plurality of object dictionary data items stored in a storage device. Based on the matching result, the information processing apparatus selects an object dictionary data item relevant to the object related to the registration image data from the plurality of object dictionary data items, and matches the acquired input image data related to the object and the selected object dictionary data item. Based on the matching result, the information processing apparatus determines the object related to the input image data. Based on the determination result, the information processing apparatus updates the selected object dictionary data item. Thus, object recognition is easily and highly accurately performed. | 04-21-2011 |
20120063639 | INFORMATION PROCESSING DEVICE, RECOGNITION METHOD THEREOF AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM - An information processing device detects a background region from an image, extracts multiple partial regions from the image, sets multiple local regions for each of the multiple partial regions, selects a local region including a region other than the background region from among the multiple local regions and calculates a local feature amount from the selected local region, and determines a partial region that includes a recognition target object from among the multiple partial regions based on the calculated local feature amount. | 03-15-2012 |
20120063674 | PATTERN RECOGNITION APPARATUS AND METHOD THEREFOR CONFIGURED TO RECOGNIZE OBJECT AND ANOTHER LOWER-ORDER OBJECT - In a pattern recognition apparatus, a characteristic amount calculation unit calculates a characteristic amount for recognizing a desired object from a partial image clipped from an input pattern, a likelihood calculation unit calculates a likelihood of an object as a recognition target from the characteristic amount calculated by the characteristic amount calculation unit by referring to an object dictionary, and an object determination unit determines whether the partial image is the object as the recognition target based on the likelihood of the object calculated by the likelihood calculation unit. The likelihood calculation unit calculates the likelihood of the object as the recognition target from the characteristic amount calculated by the characteristic amount calculation unit by referring to a specific object dictionary. The object determination unit determines whether the partial image is a specific object as the recognition target from the likelihood of the object calculated by the likelihood calculation unit. | 03-15-2012 |
20120092495 | OBJECT DETECTION APPARATUS, OBJECT DETECTION METHOD, MONITORING CAMERA SYSTEM AND STORAGE MEDIUM - An object detection apparatus comprising: an extraction unit adapted to extract a feature amount for each of partial regions that constitute image data; a storage unit adapted to store, as a background feature amount for each of the partial regions, a feature amount extracted in advance from background image data and does not include the target object; a first determination unit adapted to determine whether or not the partial region is an object region including the target object by comparing a current feature amount extracted from the partial region with the background feature amount; a deciding unit adapted to decide a parameter for each of the partial regions based on a plurality of results of determination; and a second determination unit adapted to determine whether or not the partial region is the object region based on the parameter and the results of determination. | 04-19-2012 |
20120250939 | OBJECT DETECTION SYSTEM AND METHOD THEREFOR - In an object detection system with a first and a second image processing apparatus, the first image processing apparatus includes a reduction unit configured to reduce an input image, a first detection unit configured to detect a predetermined object from a reduction image reduced by the reduction unit, and a transmission unit configured to transmit the input image and a first detection result detected by the first detection unit to the second image processing apparatus, and the second image processing apparatus includes a reception unit configured to receive the input image and the first detection result from the first image processing apparatus, a second detection unit configured to detect the predetermined object from the input image, and an output unit configured to output the first detection result and a second detection result detected by the second detection unit. | 10-04-2012 |
20120257799 | IMAGE RECOGNITION APPARATUS, IMAGE RECOGNITION METHOD, AND PROGRAM - An image recognition apparatus includes an extraction unit configured to extract a feature quantity for each local area from an input image, a conversion unit configured to convert the feature quantity extracted by the extraction unit into a feature quantity indicating a degree with respect to an attribute for each local area, a verification unit configured to verify the feature quantity converted by the conversion unit against a feature quantity of a registered image, and an identification unit configured to identify whether the input image is identical to the registered image by integrating the verification result for each local area acquired by the verification unit. | 10-11-2012 |
20120269405 | INFORMATION PROCESSING APPARATUS, PROCESSING METHOD FOR THE SAME, NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM AND IMAGE CAPTURING APPARATUS - An information processing apparatus includes a face detection unit configured to detect a face of a person from an image; a storage unit configured to store dictionary data which holds information relating to faces and line-of-sight correction data corresponding to respective persons; an authentication unit configured to authenticate a person corresponding to the face detected by the face detection unit, using the information relating to faces in the dictionary data; a line-of-sight detection unit configured to detect information relating to a line of sight from the face detected by the face detection unit; and a line-of-sight correction unit configured to correct the information relating to a line of sight detected by the line-of-sight detection unit, using the line-of-sight correction data in the dictionary data corresponding to the person authenticated by the authentication unit. | 10-25-2012 |
20120275692 | RECOGNITION APPARATUS, RECOGNITION METHOD, AND STORAGE MEDIUM - A recognition apparatus includes a calculation unit configured to calculate likelihood of each feature quantity based on the weighted distribution of the feature quantity extracted from a plurality of learning images, a correction unit configured, if a ratio of a learning image to a specific feature quantity is equal to or smaller than a predetermined ratio and a weight for the specific feature quantity is greater than a predetermined value, to correct the value of likelihood of the specific feature quantity to lower the value based on the distribution, a setting unit configured to set the likelihood corrected by the correction unit in association with a feature quantity, and a discrimination unit to extract a feature quantity from an input image and discriminate whether the input image includes a predetermined object based on the likelihood associated with the feature quantity. | 11-01-2012 |
20120288148 | IMAGE RECOGNITION APPARATUS, METHOD OF CONTROLLING IMAGE RECOGNITION APPARATUS, AND STORAGE MEDIUM - An image recognition apparatus comprising: an obtaining unit configured to obtain one or more images; a detection unit configured to detect a target object image from each of one or more images; a cutting unit configured to cut out one or more local regions from the target object image; a feature amount calculation unit configured to calculate a feature amount from each of one or more local regions to recognize the target object; a similarity calculation unit configured to calculate, for each of one or more local regions, a similarity between the feature amounts; and a registration unit configured to, if there is a pair of feature amounts whose similarity is not less than a threshold, register, for each of one or more regions, one of the feature amounts as dictionary data for the target object. | 11-15-2012 |
20120288152 | OBJECT RECOGNITION APPARATUS, CONTROL METHOD FOR OBJECT RECOGNITION APPARATUS AND STORAGE MEDIUM - An object recognition apparatus comprises: an extraction unit configured to extract a partial region from an image and extract a feature amount; a recognition unit configured to recognize whether the partial region is a target object based on the feature amount and one of a first recognition model including a feature amount of a positive example indicating the target object and a negative example indicating a background and a second recognition model including that of the positive example; an updating unit configured to update the first recognition model by adding the feature amount; and an output unit configured to output an object region recognized as being the target object, wherein the recognition unit performs recognition based on the first recognition model if the object region was output for a previous image, and based on the second recognition model if not. | 11-15-2012 |
20120288153 | APPARATUS FOR DETECTING OBJECT FROM IMAGE AND METHOD THEREFOR - An image processing apparatus stores a background model in which a feature amount is associated with time information for each state at each position of an image to be a background, extracts a feature amount for each position of an input video image, compares the feature amount in the input video image with that of each state in the background model, to determine the state similar to the input video image, and updates the time information of the state similar to the input video image, determines a foreground area in the input video image based on the time information of the state similar to the input video image, detects a predetermined subject from the foreground area, and updates the time information of the state in the background model. | 11-15-2012 |
20120288198 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM - There is provided an information processing apparatus for detecting a foreground portion from an acquired image. Feature amount information of a past acquired image and likelihood information indicating a probability that a subject is represented is stored as background model information. A foreground region is detected based on the likelihood information and a result of comparing the feature amount extracted from the acquired image with the feature amount information contained in the background model information. For each of the detected foreground region, a likelihood indicating a probability that the region represents the subject is calculated based on information prepared in advance related to the subject. | 11-15-2012 |
20120328198 | DICTIONARY DATA REGISTRATION APPARATUS FOR IMAGE RECOGNITION, METHOD THEREFOR, AND PROGRAM - A dictionary data registration apparatus includes a dictionary configured to be registered a local feature amount for each region of an image with respect to each of a plurality of categories, an extraction unit configured to extract the local feature amount from a plurality of regions of an input image, a selection unit configured to select a plurality of the local feature amounts for each region according to a distribution of the local feature amounts extracted by the extraction unit from a plurality of regions of a plurality of pieces of input images which belongs to the category with respect to each of the plurality of categories, and a registration unit configured to register the selected plurality of local feature amounts on the dictionary as a local feature amount for each region with respect to the category. | 12-27-2012 |
20130064425 | IMAGE RECOGNIZING APPARATUS, IMAGE RECOGNIZING METHOD, AND PROGRAM - An image recognizing apparatus is equipped with: a detecting unit configured to detect, from an input image, a candidate area for a target of recognition, based on a likelihood of a partial area in the input image; an extracting unit configured to extract, from a plurality of candidate areas detected by the detecting unit, a set of the candidate areas which are in an overlapping relation; a classifying unit configured to classify an overlapping state of the set of the candidate areas; and a discriminating unit configured to discriminate whether or not the respective candidate areas are the target of recognition, based on the overlapping state of the set of the candidate areas and the respective likelihoods of the candidate areas. | 03-14-2013 |
20130142401 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - The image processing apparatus detects a region of a subject from an input image, and extracts an image feature amount from the region. Also, the apparatus classifies the subject into any one of plural attributes based on the image feature amount, and estimates, based on the image feature amount and an attribute into which it is classified, an attribute value of the subject belonging to the attribute into which it is classified. | 06-06-2013 |
20130142426 | IMAGE RECOGNITION APPARATUS, CONTROL METHOD FOR IMAGE RECOGNITION APPARATUS, AND STORAGE MEDIUM - An image recognition apparatus comprises an image obtainment unit configured to obtain an image; a region setting unit configured to set at least one local region in the image; a feature extraction unit configured to extract feature patterns from the local region; a setting unit configured to set, out of a plurality of bins corresponding to a plurality of patterns which can form the feature patterns, bins that have been predetermined in accordance with a type of the local region as histogram bins used in generating a histogram; a generation unit configured to generate a histogram corresponding to the extracted feature patterns using the set histogram bins; and a recognition unit configured to perform image recognition using the generated histogram. | 06-06-2013 |
20140056518 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND PROGRAM - An image processing apparatus includes an object detection unit configured to detect a position of an object based on an input image, and a segmentation unit configured to segment, according to a result of detection by the object detection unit, the image into a plurality of regions, each of which includes adjacent similar pixels and has a size determined for each position in the image. | 02-27-2014 |
20140140583 | IMAGE RECOGNITION APPARATUS AND IMAGE RECOGNITION METHOD FOR IDENTIFYING OBJECT - There are provided an image recognition apparatus and an image recognition method according to which, when registering a face model for a face image, face images are sequentially acquired from frames of a moving image, feature amounts are extracted from the sequentially acquired face images, and a hypersphere defined by Support Vector Data Description (SVDD) is obtained from the group of training samples. Then, training samples in a boundary region of the hypersphere are registered as boundary samples. When performing matching of a face image of a recognition target, the reliability is calculated using the boundary samples, and a person with the highest reliability is output as a recognition result. | 05-22-2014 |