Patent application number | Description | Published |
20100202661 | MOVING OBJECT DETECTION APPARATUS AND COMPUTER READABLE STORAGE MEDIUM STORING MOVING OBJECT DETECTION PROGRAM - The approaching object detection unit in a moving object detection apparatus for a moving picture calculates a moving distance of each characteristic point in an image frame obtained at time point t−1, on the basis of an image frame obtained at time point t and an image frame obtained at time point t−1, and on the basis of the image frame obtained at time point t−1 and an image frame obtained at time point t+m, a moving distance of a characteristic point is in the image frame obtained at time point t−1 and has a moving distance to be less than a prescribed value. | 08-12-2010 |
20110063436 | DISTANCE ESTIMATING APPARATUS - A distance estimating apparatus includes a mirror, a camera device for obtaining an original image including a real image of the object and a mirror image of the object mirrored by the mirror, and a processor for calculating a distance between the camera device and the object on the basis of a correlation of a position of the real image included in the original image and a position of the mirror image included in the image. | 03-17-2011 |
20110292210 | MEASUREMENT DEVICE, CONTROL DEVICE, AND STORAGE MEDIUM - A measurement device includes: a plurality of calculation units configured to calculate a noise intensity, for a monitor area in an image data obtained by a camera having a plurality of image sensors, based on a pixel value of each of a plurality of pixels of the monitor area, and each of the plurality of calculation units calculates the noise intensity for different monitor areas in the image data; a selection unit configured to select a noise intensity from noise intensities calculated by each of the plurality of calculation units; and an output unit configured to output information based on the noise intensity selected by the selection unit. | 12-01-2011 |
20120121127 | IMAGE PROCESSING APPARATUS AND NON-TRANSITORY STORAGE MEDIUM STORING IMAGE PROCESSING PROGRAM - An image processing apparatus executes acquiring, on a first image having a pattern having first areas and second areas that have a different color from the first areas, center position of the pattern where the first areas and the second areas cross, acquiring boundary positions between the first and second area, converting the first image to a second image having its image distortion corrected by using the center position and the boundary positions, acquiring, by scanning on the second image, expectation values which are areas including the point where the first and second areas cross excluding the center position, acquiring a intersection position of the intersection on the second image based on the expectation values, acquiring the center position and the positions on the first image corresponding to the intersection position by inverting the second image to the first image, determining the points corresponding to the acquired positions as features. | 05-17-2012 |
20120121137 | IMAGE PROCESSING APPARATUS - An image processing program causes a computer to execute processing of obtaining an image, photographed with a camera, of markers disposed in a real space, creating vectors from the camera and to the markers, selecting a reference marker from the markers, calculating a inner product of the vectors, canceling use of a negative sign included in an equation that obtains a distance between the camera and a remaining marker, creating sign patterns based on to the cancelled remaining markers, setting a first distance between the reference marker and the camera, calculating candidates of a distance between the camera and the remaining markers, calculating error between an inter-marker distance in a real space and the sign patterns, calculating other error when a second distance is set, determining the distance according to the error and the other error, and calculating a position and pose of the camera according to the determined distance. | 05-17-2012 |
20120236153 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD AND MEDIUM FOR STORING IMAGE PROCESSING PROGRAM - An apparatus includes a first processing unit which performs correction in which an image acquired by a camera moving with a moving vehicle is displaced in a moving direction of the moving vehicle in accordance with a moving amount of the camera from a predetermined position on a moving path of the moving vehicle to an image acquiring position at which the camera acquires the image, a second processing unit which performs correction in which a size of the image acquired by the camera is changed in accordance with a distance between the area of the object and the camera when the camera acquires the image using a size of a predetermined image acquired by the camera and a distance corresponding to the predetermined image, and a third processing unit which arranges a plurality of images corrected by the first and the second processing units to generate an inspection image. | 09-20-2012 |
20130108155 | COMPUTER-READABLE RECORDING MEDIUM AND IMAGE PROCESSING APPARATUS | 05-02-2013 |
20130250107 | IMAGE PROCESSING DEVICE, IMAGE PROCESSING METHOD - An image processing device includes a processor; and a memory which stores a plurality of instructions that cause the processor to execute, capturing an image including vehicle side information, dividing the image into a plurality of areas, and defining a first divided area image including a center of a side end of the image and a second divided area image not including the center of the side end of the image; smoothing the first divided area image using a first filter, or smoothing the second divided area image using a second filter having a greater coefficient than that of the first filter; extracting a plurality of feature points from the first divided area image or the second divided area image; calculating an optical flow from the plurality of feature points of the first divided area image or the second divided area image. | 09-26-2013 |
20130286205 | APPROACHING OBJECT DETECTION DEVICE AND METHOD FOR DETECTING APPROACHING OBJECTS - An approaching object detection device that detects moving objects approaching a vehicle on the basis of images generated by an image pickup unit that captures images of surroundings of the vehicle at certain time intervals, the approaching object detection device includes: a processor; and a memory which stores a plurality of instructions, which when executed by the processor, cause the processor to execute, detecting moving object regions that each include a moving object from an image; obtaining a moving direction of each of the moving object regions; and determining whether or not the moving object included in each of the moving object regions is a moving object approaching the vehicle on the basis of at least either an angle between the moving direction of each of the moving object regions in the image and a horizon in the image or a ratio of an area of a subregion. | 10-31-2013 |
20130308821 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - An image processing device includes a processor, and a memory which stores an instruction, which when executed by the processor, causes the processor to execute an operation including obtaining an image including information on a traveling direction of a vehicle and information of side regions of the image relative to the traveling direction. The operation includes reducing a size of an arbitrary region of the image nonlinearly toward a center of the image from side ends of one of the regions of the image, extracting feature points from the arbitrary region, calculating traveling amounts of the feature points included in a plurality of arbitrary regions which are obtained at different timings and determining an approaching object which approaches the vehicle in accordance with the traveling amounts of the feature points. | 11-21-2013 |
20140064562 | APPROACHING-OBJECT DETECTOR, APPROACHING OBJECT DETECTING METHOD, AND RECORDING MEDIUM STORING ITS PROGRAM - An approaching-object detector for detecting an object approaching an own vehicle includes: a memory; and a processor configured to perform a process, the process including extracting a plurality of corresponding feature points from chronologically captured images, which are obtained by capturing the object using an imaging device provided for the own device, detecting a behavior among the captured images in regard to each of the plurality of feature points, determining whether or not the behavior is random in regard to each of the plurality of feature points, and determining whether or not the object is approaching the own vehicle based on a behavior of a feature point whose behavior is determined to be not random among the plurality of feature points, and outputting a result of the determination. | 03-06-2014 |
20140078282 | GAZE POINT DETECTION DEVICE AND GAZE POINT DETECTION METHOD - A gaze point detection device includes a processor; and a memory which stores a plurality of instructions, which when executed by the processor, cause the processor to execute, capturing an image of at least part of a scene around a vehicle; detecting a direction of a line of sight of a person in the vehicle; determining an intersection between a plane and a line of sight of the person in the vehicle, the plane being along a running direction of the vehicle and apart from the vehicle by a given distance; and presenting a resultant projected point on the image as a gaze point. | 03-20-2014 |
20140139674 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - An image processing apparatus includes an image obtaining section for obtaining images from cameras on a moving object; a correspondence processing section for generating a correspondence between characteristic points extracted from a pair of images before and after the moving object moves straight; a height/orientation estimating section for estimating orientations and heights of the cameras, by estimating a homography matrix from the corresponded characteristic points, then decomposing the homography matrix, and using the decomposition result, a movement direction vector, a road surface normal vector, and a moved amount of the moving object; a projective transform section for applying projective transform to common view parts between the cameras; and a relative position estimating section for estimating a relative position of one of the cameras relative to another one of the cameras using translation for overlapping the common view parts after projective transform. | 05-22-2014 |
20140297059 | VISUAL CONFIRMATION EVALUATING APPARATUS AND METHOD - A visual confirmation evaluating apparatus generates unobstructed state information indicating that a driver in a vehicle at an intersection is in a position capable of visually confirming roads on the right and left. This unobstructed state information is used to evaluate a safety check made by the driver, in order to improve the accuracy of the evaluation. In addition, the visual confirmation evaluating apparatus generates viewing direction information indicating a direction in which the driver of the vehicle should look at the intersection, and an appropriateness of a line of sight of the driver is evaluated using the viewing direction information. | 10-02-2014 |
20140313349 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - An image processing device includes a processor; and a memory which stores a plurality of instructions, which when executed by the processor, cause the processor to execute, acquiring an image that includes a marker that includes a plurality of first color regions and a plurality of second color regions, of which a color is different from a color of the first color regions, the plurality of first color regions being opposed to each other and the plurality of second color regions being opposed to each other; extracting the first color regions or the second color regions from the image; reducing the first color regions or the second color regions until a first degree of similarity between a shape of the first color regions or the second color regions, the first color regions or the second color regions being extracted, and a predetermined elliptical shape satisfies a predetermined first threshold value. | 10-23-2014 |