Patent application number | Description | Published |
20080249663 | Robot control information generator and robot - A robot control information generator generates control information for operating a robot equipped with a camera and a hand to grasp an object based on a two-dimensional code on the object. The two-dimensional code includes position identifying patterns and an information pattern, the position within the two-dimensional code of each of the position-identifying patterns is specified beforehand, and the information pattern is generated by encoding of information. The robot control information generator comprises an image input unit, a pattern detection unit, a position/posture calculation unit, a decoding device, and a control information-generating unit which generates the control information based on the decoded information decoded by the decoding device and the position/posture information calculated by the position/posture calculation unit. | 10-09-2008 |
20100110176 | POSITION DETECTION METHOD AND POSITION DETECTION DEVICE - A position detection method and a position detection device for detecting with sufficient accuracy the position or the attitude of an object by using an image of the object captured by a single camera. The position detection method detects the position or the attitude of the object by using a measurement pixel position in images of multiple points on the object, which images are captured by the single camera and have a known positional relationship. The method has a step of acquiring, without consideration of non-pinhole camera properties of the camera and based on the positional relationship between the multiple points and on the measurement pixel position, a position matrix representing rotation and translation of the object, a step of obtaining, with consideration of the non-pinhole camera properties of the camera, a correction pixel position corresponding to the measurement pixel position, a step of adjusting the position matrix so that a difference between the correction pixel position and the measurement pixel position is within a permissible range, and a step of defining, as the estimated position of the object, the position corresponding to the adjusted position matrix. | 05-06-2010 |
20100110280 | ENVIRONMENT RECOGNITION APPARATUS - In an environment recognition apparatus including a light projector that intermittently projects a light pattern toward an object to be measured existing in an environmental space in accordance with a duty factor of a pulse train defining one frame, a camera that outputs a difference image between an image of the object taken at an exposure where the light pattern is projected and an image of the object taken at an exposure where the light pattern is not projected and the object is recognized based on the difference image, there is equipped with a timing controller that controls the projection timing by varying a pulse repetition period in the pulse train in one frame at random, thereby effectively avoiding the interference with the other while using a camera of ordinary sensitivity. | 05-06-2010 |
20110090385 | IMAGING DEVICE - Charge generated in a photodiode is properly split for difference processing. An imaging element is constituted by a semiconductor such that a charge accumulation portion is connected to a light receiving portion using a buried photodiode and charge is split from the charge accumulation portion by a plurality of gates and is accumulated. An imaging device includes a control device performing control so as to accumulate charge that is generated by a photoelectric conversion at an exposure cycle synchronous with the light emission of a light source. The exposure cycle includes a first period for receiving reflection light from a subject illuminated by light from the light source and a second period for receiving light from the subject illuminated by an environmental light not including the light from the light source. The imaging device includes a charge accumulation region connected to each photoelectric conversion region, a first charge storage region for receiving charge generated in the photoelectric conversion regions during the first period via the charge accumulation portion, and a second charge storage region for receiving charge generated in the photoelectric conversion regions during the second period via the charge accumulation portion. | 04-21-2011 |
20110134298 | PIXEL, PIXEL FORMING METHOD, IMAGING DEVICE AND IMAGING FORMING METHOD - A pixel is provided with a photodiode region which includes a photoelectric conversion portion for receiving light and generating electrons, and a charge storage portion for storing electric charge. The pixel is configured in such a manner that an electron exclusion region is provided in the photodiode region with the diameter of a circle having the maximum diameter among circles that can exist in the surface of a region through which electrons can pass in the photodiode region as the width of an electron passage region in the photodiode region, and the width of the electron passage region is smaller than when the electron exclusion region is not provided. | 06-09-2011 |
Patent application number | Description | Published |
20090299933 | DATA PROCESSING APPARATUS, DATA PROCESSING METHOD, AND COMPUTER PROGRAM - A data processing apparatus includes: predicting means for calculating a prediction value of time series data with respect to input of the time series data using a prediction model for predicting the time series data; determining means for determining a target value of the time series data on the basis of the prediction value of the time series data; error calculating means for calculating an error of the prediction value relative to the target value; and retrieving means for retrieving error reduction data as input of the time series data to the prediction model for reducing the error of the prediction value. | 12-03-2009 |
20100010943 | LEARNING DEVICE, LEARNING METHOD, AND PROGRAM - A learning device includes: a plurality of learning modules, each of which performs update learning to update a plurality of model parameters of a pattern learning model that learns a pattern using input data; model parameter sharing means for causing two or more learning modules from among the plurality of learning modules to share the model parameters; module creating means for creating a new learning module corresponding to new learning data for learning the pattern when the new learning data are supplied as the input data; similarity evaluation means for evaluating similarities among the learning modules after the update learning is performed over all the learning modules including the new learning module; and module integrating means for determining whether to integrate the learning modules on the basis of the similarities among the learning modules and integrating the learning modules. | 01-14-2010 |
20100010948 | Learning Device, Learning Method, and Program - A learning device includes: a plurality of learning modules, each of which performs update learning to update a plurality of model parameters of a pattern learning model that learns a pattern using input data; model parameter sharing means for causing two or more learning modules from among the plurality of learning modules to share the model parameters; and sharing strength updating means for updating sharing strengths between the learning modules so as to minimize learning errors when the plurality of model parameters are updated by the update learning. | 01-14-2010 |
20100010949 | Learning Device, Learning Method, and Program - A learning device includes: a plurality of learning modules, each of which performs update learning to update a plurality of model parameters of a pattern learning model that learns a pattern using input data; model parameter sharing means for causing two or more learning modules from among the plurality of learning modules to share the model parameters; and classification means for classifying the plurality of learning modules on the basis of the plurality of model parameters of each of the learning modules after the update learning. | 01-14-2010 |
20100332229 | APPARATUS CONTROL BASED ON VISUAL LIP SHARE RECOGNITION - An information processing apparatus that includes an image acquisition unit to acquire a temporal sequence of frames of image data, a detecting unit to detect a lip area and a lip image from each of the frames of the image data, a recognition unit to recognize a word based on the detected lip images of the lip areas, and a controller to control an operation at the information processing apparatus based on the word recognized by the recognition unit. | 12-30-2010 |
20110029465 | DATA PROCESSING APPARATUS, DATA PROCESSING METHOD, AND PROGRAM - A data processing apparatus includes an obtaining unit configured to obtain time-series data from a wearable sensor, an activity model learning unit configured to learn an activity model representing a user activity state as a stochastic state transition model from the obtained time-series data, a recognition unit configured to recognize a current user activity state by using the activity model of the user obtained by the activity model learning unit, and a prediction unit configured to predict a user activity state after a predetermined time elapses from a current time from the current user activity state recognized by the recognition unit. | 02-03-2011 |
20110235870 | INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND PROGRAM - An information processing device includes an imaging unit configured to perform imaging of one of the object person and a registrant, a first feature amount calculation unit configured to calculate a feature amount of a face of the registrant, a second feature amount calculation unit configured to calculate time series of feature amount of a lip of the registrant, a registration unit configured to register the time series of feature amount of the lip in a database to be associated with the feature amount of the face of the registrant, an identification unit configured to identify the face of the object person, a recognition unit configured to recognize speech content of the object person, and an authentication unit configured to perform personal authentication of the object person based on an identification result of the face and a recognition result of the speech content of the object person. | 09-29-2011 |
20110305384 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND PROGRAM - An information processing apparatus includes a first generation unit that generates learning images corresponding to a learning moving image, a first synthesis unit that generates a synthesized learning image such that a plurality of the learning images is arranged at a predetermined location and synthesized, a learning unit that computes a feature amount of the generated synthesized learning image, and performs statistical learning using the feature amount to generate a classifier, a second generation unit that generates determination images, a second synthesis unit that generates a synthesized determination image such that a plurality of the determination images is arranged at a predetermined location and synthesized, a feature amount computation unit that computes a feature amount of the generated synthesized determination image, and a determination unit that determines whether or not the determination image corresponds to a predetermined movement. | 12-15-2011 |
20120128255 | PART DETECTION APPARATUS, PART DETECTION METHOD, AND PROGRAM - The present disclosure provides a part detection apparatus including, a part detection block configured to detect a location of a plurality of parts making up a subject from an input image, and a part-in-attention estimation block configured, if a location of a part in attention has not been detected by the part detection block, to estimate the location of a part in attention on the basis of the location of a part detected by the part detection block and information about a locational relation with the detected location of a part being used as reference. | 05-24-2012 |
20120232891 | SPEECH COMMUNICATION SYSTEM AND METHOD, AND ROBOT APPARATUS - This invention realizes a speech communication system and method, and a robot apparatus capable of significantly improving entertainment property. A speech communication system with a function to make conversation with a conversation partner is provided with a speech recognition means for recognizing speech of the conversation partner, a conversation control means for controlling conversation with the conversation partner based on the recognition result of the speech recognition means, an image recognition means for recognizing the face of the conversation partner, and a tracking control means for tracing the existence of the conversation partner based on one or both of the recognition result of the image recognition means and the recognition result of the speech recognition means. The conversation control means controls conversation so as to continue depending on tracking of the tracking control means. | 09-13-2012 |
20130060566 | SPEECH COMMUNICATION SYSTEM AND METHOD, AND ROBOT APPARATUS - This invention realizes a speech communication system and method, and a robot apparatus capable of significantly improving entertainment property. A speech communication system with a function to make conversation with a conversation partner is provided with a speech recognition means for recognizing speech of the conversation partner, a conversation control means for controlling conversation with the conversation partner based on the recognition result of the speech recognition means, an image recognition means for recognizing the face of the conversation partner, and a tracking control means for tracing the existence of the conversation partner based on one or both of the recognition result of the image recognition means and the recognition result of the speech recognition means. The conversation control means controls conversation so as to continue depending on tracking of the tracking control means. | 03-07-2013 |
20150227580 | INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING METHOD, AND PROGRAM - There is provided an information processing device including a storage unit configured to store identification data and attribute data of each of a plurality of pieces of content, the attribute data being associated with the identification data, and a retrieval unit configured to specify attribute data corresponding to a retrieval key and perform retrieval of identification data related to another attribute data associated with identification data related to the specified attribute data. | 08-13-2015 |
20150331486 | IMAGE PROCESSING DEVICE, IMAGE PROCESSING METHOD AND PROGRAM - Provided is an image processing device including an eye-gaze direction detection unit configured to detect an eye-gaze direction of a user toward an image, an estimation unit configured to estimate a gaze area in the image on the basis of the eye-gaze direction and the image, the eye-gaze direction being detected by the eye-gaze direction detection unit, a chased object detection unit configured to detect a chased object being eye-chased by the user in the image, on the basis of the time-series gaze areas estimated by the estimation unit, a tracking unit configured to search for and track the chased object detected by the chased object detection unit, and an image control unit configured to control an image of the chased object tracked by the tracking unit. | 11-19-2015 |
20150348243 | IMAGE PROCESSING DEVICE AND METHOD, AND PROGRAM - Provided is an image processing device including an acquisition unit configured to acquire information on an imaging position and an imaging direction in units of frame images that constitute a moving image obtained through capturing by an imaging unit, a converted image generation unit configured to generate converted images having different imaging directions for each frame image that constitutes the moving image based on the frame image itself and preceding and succeeding frame images of the frame image, an evaluation value calculation unit configured to calculate an evaluation value for each converted moving image constituted by combining the converted image and the original frame image, the evaluation value being used to evaluate a blur between the converted images or between the original frame images, and a selection unit configured to select a converted moving image with less blur based on an evaluation value calculated by the evaluation value calculation unit. | 12-03-2015 |