Patent application number | Description | Published |
20080232693 | Image processing apparatus, image processing method, and computer program product - An image processing apparatus that detects a face area from image information includes a pattern database, a face-direction determining unit, and a face-area detector. The face-direction determining unit determines, as a face direction, a direction in which a face image in image information is upright based on determination pattern information stored in the pattern database. The face-area detector matches the direction of the image information with the direction of the determination pattern information based on the face direction, and detects a face area from the image information. | 09-25-2008 |
20080232698 | Object image detection method and object image detection device - An object image detection device is disclosed that is able to rapidly detect an object image from an input image. The object image detection device includes an image block generation unit to generate plural image blocks from the input image for detecting the object images, an image classification unit to determine whether each of the image blocks includes one or more of the object images by using one or more features of the object images, and acquire the image blocks including the object images to be object image candidates; and a detection unit to sequentially detect the object images from the object image candidates. The image classification unit acquires the object image candidates based on a relative positional relationship between the image blocks and already-acquired object image candidates. | 09-25-2008 |
20080253664 | Object image detection method and object image detection device - An object image detection device is disclosed that is able to rapidly detect an object image from an input image without a great deal of computation. The object image detection device includes an object image classification unit for determining whether the object images are included in an image having a given orientation, an image orientation detection unit for detecting orientation of the input image, an image rotation unit for rotating the object image classification unit according to the detected orientation of the input image, and a detection unit for detecting the object images from the input image by using the rotated object image classification unit. | 10-16-2008 |
20090109304 | Image processing device, image processing method, and computer program product - In an image capturing device, an image acquiring unit acquires image data captured for a subject, a distance information acquiring unit acquires a distance from the subject included within each region to a capturing position for the image data for each of a plurality of regions constituting the acquired image data, a distinguishing information acquiring unit acquires distinguishing information for distinguishing the subject from the image data, and a generating unit generates object regions the subject within the image data is divided up into each processing target from the image data based on the shooting distances and the distinguishing information. | 04-30-2009 |
20100027906 | Image processing unit, noise reduction method, program and storage medium - An image processing unit is disclosed that smoothens a notice pixel of input image data with pixel values of pixels around the notice pixel to reduce noise in the image data. The image processing unit includes an edge extraction unit that extracts an edge based on the pixel values of the image data; a region determination unit that determines a region to be processed where a sum of edge intensities of the pixels including the notice pixel becomes greater than or equal to a threshold; and a smoothening unit that changes a smoothening intensity in accordance with a size of the region to be processed to smoothen the notice pixel corresponding to the region to be processed. | 02-04-2010 |
20110122264 | IMAGING APPARATUS, IMAGE PROCESSING METHOD, AND COMPUTER PROGRAM PRODUCT - An imaging apparatus includes: an imaging unit that captures an image by photoelectrically converting a subject image; a feature calculating unit that calculates, per region included in the image, a feature value related to suitability for motion detection; a region-motion detecting unit that detects a motion vector per the region; and a whole-motion calculating unit that calculates a motion quantity of a whole image from the feature value and the motion vector. | 05-26-2011 |
20130314548 | IMAGE CAPTURING APPARATUS, IMAGE CAPTURING METHOD, AND COMPUTER PROGRAM PRODUCT - An image capturing apparatus includes: an image input unit that inputs an image; a designating unit that receives designation of an initial tracking-target region that is a first region in a first image frame of time-series image frames input from the image input unit; a feature value extracting unit that extracts a predetermined feature value from a target region in the first image frame; a first search unit that searches for a second region obtained by changing a size of the first region and by determining whether the feature value extracted from the second region satisfies a predetermined condition for enabling successful tracking and sets the second region as a new initial tracking-target region; and a second search unit that searches for a region similar to the newly set initial tracking-target region as a tracking-result region in a second image frame subsequent to the first image frame. | 11-28-2013 |
20130322691 | TARGET RECOGNITION SYSTEM AND TARGET RECOGNITION METHOD EXECUTED BY THE TARGET RECOGNITION SYSTEM - A target recognition system operatively connected to a stereo imaging device to capture a stereo image of an area ahead of the target recognition system, includes a parallax calculator to calculate parallax of the stereo image including two captured images; a target candidate detector to detect a candidate set of recognition target areas based on a luminance image of one of the captured images; and a target recognition processor to limit the candidate set of recognition target areas detected by the target candidate detector within a range of threshold values of characteristics in the candidate set of recognition target areas set in advance based on the parallax calculated by the parallax calculator to extract and output the one or more recognition targets. | 12-05-2013 |
20130322692 | TARGET RECOGNITION SYSTEM AND TARGET RECOGNITION METHOD EXECUTED BY THE TARGET RECOGNITION SYSTEM - A target recognition system and a target recognition method to recognize one or more recognition targets, operatively connected to an imaging device to capture an image of an area ahead of the target recognition system, each of which includes a recognition area detector to detect multiple recognition areas from the captured image; a recognition weighting unit to set recognition weight indicating existence probability of images of the recognition targets to the respective recognition areas detected by the recognition area detector; and a target recognition processor to recognize the one or more recognition targets in a specified recognition area based on the recognition weight set in the respective recognition area. | 12-05-2013 |
20140098196 | LINE RECOGNITION APPARATUS, LINE RECOGNITION METHOD AND LINE RECOGNITION PROGRAM STORAGE MEDIUM - A line recognition apparatus for recognizing a line on a surface over which a vehicle moves, using an image of an area ahead of the vehicle captured by an image capturing unit mounted on the vehicle, includes a dividing line setting unit to set a dividing line in the captured image area ahead of the vehicle to divide the captured image area into a first image area corresponding to a surface close to the vehicle and a second image area in the captured image area corresponding to a surface far from the vehicle; a straight line recognition unit to conduct a linear approximation to an image in the first image area to recognize a straight line; and a curved line recognition unit to conduct a curved line approximation to an image in the second image area to recognize a curved line. | 04-10-2014 |
20140133699 | TARGET POINT ARRIVAL DETECTOR, METHOD OF DETECTING TARGET POINT ARRIVAL, STORAGE MEDIUM OF PROGRAM OF DETECTING TARGET POINT ARRIVAL AND VEHICLE-MOUNTED DEVICE CONTROL SYSTEM - A target point arrival detector for detecting that a vehicle arrives at a target point based on an image ahead of the vehicle moving on a surface captured by an image capturing unit includes a target point arrival signal output unit, using a processing circuit, to output a signal indicating that the vehicle arrives at the target point where an inclination condition of a surface ahead of the vehicle with respect to a surface over which the vehicle moves changes to a downward based on the captured image. | 05-15-2014 |
20140254872 | OBJECT DETECTION APPARATUS, VEHICLE-MOUNTED DEVICE CONTROL SYSTEM AND STORAGE MEDIUM OF PROGRAM OF OBJECT DETECTION - An object detection apparatus, using at least one processing circuit, for detecting an object in an image capturing area based on parallax information generated from a plurality of images captured by a plurality of image capturing units, includes a parallax histogram information generator to generate vertical-direction parallax histogram information indicating a frequency profile of parallax values in each of vertical row areas in a captured image based on the parallax information; and an object image area extraction unit to extract, among parallax values having frequency exceeding a given frequency threshold, a group of pixels having parallax values existing within proximity of a given parallax value and having a pixel-to-pixel interval in an image left-to-right direction within a given range as an object image area displaying an object based on the vertical-direction parallax histogram information. | 09-11-2014 |
20150243017 | OBJECT RECOGNITION APPARATUS AND OBJECT RECOGNITION METHOD - An object recognition apparatus includes a first object detection unit configured to detect an object based on an image captured by an imaging unit, and output first information including a distance and a direction to the object; a second object detection unit configured to emit light, detect the object based on reflected light, and output second information including a distance and a direction to the object; an output unit configured to output at least one of the first information and the second information; a disappearance detection unit configured to detect disappearance upon when the first object detection unit becomes unable to detect the object; and an emission control unit configured to control the second object detection unit to emit light in an object direction based on the first information before detecting the disappearance. Upon the disappearance detection unit detecting the disappearance, the output unit starts outputting the second information. | 08-27-2015 |
20150243043 | MOVING OBJECT RECOGNIZER - A moving object recognizer includes an image input to receive stereo image signals from a stereo camera consecutively and output a stereo image, a brightness image generator to consecutively store frames of at least one of images of the output stereo image and generate a brightness image frame, a disparity image generator to calculate a disparity between the images of the stereo image output to the brightness image generator and generate a disparity image frame, an object recognizer to recognize an object at least from the brightness image frame, a tracking processor to track an object recognized at a certain time from an image frame through brightness image frames obtained from image frames subsequent to the image frame recognized at the certain time, and a change detector to detect a change in the state of the tracked object from the disparity image frame synchronized with the brightness image frame. | 08-27-2015 |
Patent application number | Description | Published |
20080232640 | Image processing apparatus, image processing method, and program product - An image processing apparatus configured to embed embedment information in image data includes an embedment information acquisition unit configured to acquire embedment information to be embedded in the image data, an information embedment manner determination unit configured to determine an information embedment manner to embed the embedment information according to one of the acquired embedment information and image data to be generated by embedding the acquired embedment information in the image data, and an information embedment unit configured to embed the acquired embedment information in image data according to the information embedment manner determined by the information embedment manner determination unit. | 09-25-2008 |
20090147292 | Apparatus, system, and method for image processing - A confidential document is generated by encoding distribution destination information specifying a destination to which the confidential document will be distributed. | 06-11-2009 |
20090190182 | Apparatus, system, and method for image processing - An image processing apparatus includes an image information acquisition device, an embedment information acquisition device, an embedment mode information acquisition device, an embeddability determination device, and an embeddability information output device. The image information acquisition device acquires image information on a target image into which supplemental information is to be embedded. The embedment information acquisition device acquires embedment information on the supplemental information. The embedment mode information acquisition device acquires embedment mode information on an embedment mode in which the supplemental information is embedded in the image information. The embeddability determination device determines embeddability of the supplemental information into the image information based on the embedment mode information, the embedment information, and the image information. The embeddability information output device outputs determination-result information on a determination result of the embeddability determined by the embeddability determination device. | 07-30-2009 |
20120275648 | IMAGING DEVICE AND IMAGING METHOD AND PROGRAM - An imaging device includes an image input section which sequentially inputs image data with a predetermined time interval, a face detector to detect a face area of a subject from the image data, a rotational motion detector to detect a rotational motion between two frames of image data input with the predetermined time interval, and a controller to control the imaging device to execute a predetermined operation when the rotational motion is detected by the rotational motion detector. The rotational motion detector detects a candidate of rotational motion between the two frames of image data and calculate a coordinate of a rotation center and a rotational angle of the candidate, and determine whether or not the candidate is the rotational motion from a central coordinate of the detected face area, the coordinate of the rotation center and the rotational angle. | 11-01-2012 |
20120293665 | IMAGING DEVICE INCLUDING TARGET TRACKING FUNCTION - An imaging device includes an imaging unit capturing an image of a subject, and tracks, through images captured in time series, an area in which a specific target appears. The device includes a parameter acquiring unit acquiring a photographic parameter from the imaging unit, a target area determining unit determining an area of a captured image including the specific target as a target area, a track area adjusting unit setting a track frame for a track area to track the target area including the specific target and adjusting a size of the track frame based on the photographic parameter, and a track area searching unit searching the captured image for the track area, while moving the size-adjusted track frame, based on a similarity between a characteristic amount of the track area of a current captured image and that of the target area of a previous captured image. | 11-22-2012 |
20130063605 | IMAGING APPARATUS, IMAGE PROCESSING METHOD, AND RECORDING MEDIUM FOR RECORDING PROGRAM THEREON - An imaging apparatus includes: a setting processor which sets an image area including a tracking shooting object image in a pan-blur shooting as a tracking object image as a tracking image area, with respect to a specific frame image; a searching processor, by respectively setting a scanning area for a plurality of frame images following the frame image used to set the tracking image area, and respectively moving the scanning area on each corresponding frame image of the frame images, and makes a comparison of a characteristic amount of an image between the tracking image area and the scanning area, which respectively obtains a scanning area where the characteristic amount of the image is similar to the image in the tracking image area as a tracking object existing area including the tracking object image, with respect to the frame images; a measuring processor, by dividing a difference between a coordinate of the tracking object existing area obtained with respect to one frame image of the frame images and that obtained with respect to a next one by a certain time interval, which measures a moving speed of the tracking object image on a monitor screen; and a displaying processor which displays a speed display mark corresponding to the moving speed of the tracking object image on the monitor screen. | 03-14-2013 |