Patent application number | Description | Published |
20090010551 | IMAGE PROCESING APPARATUS AND IMAGE PROCESSING METHOD - In an image processing apparatus which processes time-series images picked up by an imaging device in time series, a motion-vector calculating unit calculates a motion vector between plural images constituting the time-series images with respect to plural pixel regions set in the image. A newly-appearing-rate estimating unit estimates a newly-appearing rate which is a rate of a region newly appears in an image between plural images based on the motion vector. A display-time determination coefficient calculating unit calculates a display time of an image according to the newly-appearing rate. | 01-08-2009 |
20090040235 | IMAGE PROCESSING APPARATUS, COMPUTER PROGRAM PRODUCT, AND IMAGE PROCESSING METHOD - An image information storage unit stores a series of images. A display-time-information storage unit stores display-time information which defines display time of each image. An image display control unit displays an image on an image display unit, based on the image stored in the image information storage unit and the display-time information stored in the display-time-information storage unit. Here, a display-time-information display control unit displays on a display-time-information display unit, the display-time information at least of images to be displayed in time series after an image currently displayed on the image display unit. | 02-12-2009 |
20090051695 | IMAGE PROCESSING APPARATUS, COMPUTER PROGRAM PRODUCT, AND IMAGE PROCESSING METHOD - An image processing apparatus includes an image storage unit that stores an image, an image display unit that sequentially displays each image, a feature-information storage unit that stores feature information of each image, a feature-information display unit that displays the feature information, a skip indicator receiving unit that receives a skip indicator, which is an indicator set in relation to the feature information to skip a display of the image on the image display unit, a skip instruction receiving unit that receives an instruction to skip the image displayed on the image display unit, and an image display control unit that controls the image display unit to skip the image displayed on the image display unit according to the feature information and based on the skip indicator when the skip instruction receiving unit receives the instruction to skip an image. | 02-26-2009 |
20090202124 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND COMPUTER PROGRAM PRODUCT - An image processing apparatus for performing an image processing on a body cavity image captured in a living body includes: a storage unit which stores information including image information of the body cavity image; a change amount calculator which reads out the image information of the body cavity image from the storage unit and calculates, in the read body cavity image, a pixel value change amount of a pixel of interest with a plurality of surrounding pixels located around the pixel of interest; and a candidate lesion region detector which detects a candidate lesion region in the body cavity image based on calculation result of the change amount calculator. | 08-13-2009 |
20100092055 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING PROGRAM PRODUCT, AND IMAGE PROCESSING METHOD - An image processing apparatus includes a suspected-lesion-region extracting unit that extracts a suspected lesion region from an in-vivo image that is obtained by taking an image of inside of body; a groove determining unit that determines whether the suspected lesion region is a region corresponding to a shadow of a groove that is formed between in-vivo organ walls; and a lesion-region extracting unit that extracts a lesion region using the suspected lesion region and a result of determination by the groove determining unit. | 04-15-2010 |
20110085717 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING PROGRAM RECORDING MEDIUM, AND IMAGE PROCESSING METHOD - An image processing apparatus includes: a model estimator that models gradient variations of pixel values in an image of a captured object, which is an in-vivo image, according to the pixel values in the image; and an abnormality candidate detector that detects an abnormality candidate area on the object shown in the image according to a difference between a pixel value of each pixel constituting the image and an estimated pixel value of each pixel, the estimated pixel value being determined according to the modeled gradient variations of the pixel values. | 04-14-2011 |
20110280443 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND COMPUTER-READABLE RECORDING MEDIUM - An image processing apparatus includes an identification criterion creating unit that creates an identification criterion so as to enable identification of specific regions in a target image to be processed that is selected in chronological order from among images constituting a set of time-series images; includes a feature data calculating unit that calculates the feature data of each segmented region in the target image to be processed; and includes a specific region identifying unit that, based on the feature data of each segmented region, identifies the specific regions in the target image to be processed by using the identification criterion. Moreover, the identification criterion creating unit creates the identification criterion based on the pieces of feature data of the specific regions identified in the images that have been already processed. | 11-17-2011 |
20110311133 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND COMPUTER READABLE RECORDING MEDIUM - An image processing apparatus includes: a first judging unit that determines an unnecessary candidate region, on a basis of first feature data based on color information of an intraluminal image; and a second judging unit that judges whether the unnecessary candidate region is an unnecessary region, based on second feature data, which is different from the first feature data, of the unnecessary candidate region. | 12-22-2011 |
20120002879 | IMAGE PROCESSING APPARATUS, METHOD OF PROCESSING IMAGE, AND COMPUTER-READABLE RECORDING MEDIUM - An image processing apparatus includes: an area extracting unit that extracts a candidate area of a classification target area in which a pixel value does not correspond to a three-dimensional shape of an imaging target based on pixel values of an intraluminal image acquired by imaging the inside of a lumen or information of a change in pixel values of peripheral pixels; and an area classifying unit that classifies the classification target area out of the candidate area based on the pixel values of the inside of the candidate area, a boundary portion of the candidate area, or a periphery portion of the candidate area. | 01-05-2012 |
20120008860 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND COMPUTER-READABLE RECORDING MEDIUM - An image processing apparatus includes a low-luminance area detecting unit that detects a low-luminance area based on pixel values of pixels of the intraluminal image; a peripheral feature data calculating unit that calculates peripheral feature data based on pixel values of periphery of the low-luminance area; and a dark portion area determining unit that determines whether or not the low-luminance area is the dark portion area based on the peripheral feature data. | 01-12-2012 |
20120237122 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND COMPUTER-READABLE RECORDING DEVICE - An image processing apparatus includes a probability value calculator that calculates, based on color feature data of a pixel included in an image, respective probabilities that the pixel belongs to a specific area and a non-specific area; a weighted edge intensity calculator that calculates a weighted edge intensity between neighboring pixels based on pixel values and color feature data of the pixel included in the image and a neighboring pixel of the pixel; an energy function creator that uses the probabilities and the weighted edge intensity to create an energy function expressed by a result of an area determination of the pixel; and an area divider that divides the image into the plurality of areas based on the energy function. | 09-20-2012 |
20120288199 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND COMPUTER-READABLE RECORDING DEVICE - An image processing apparatus includes a small area divider that divides, on the basis of edge information of an image, the image into multiple small areas each including multiple pixels; an attribute probability estimator that estimates attribute probability for each of the small areas, which is probability that the small area is attributed to a specific area to be detected; an adjacent-small-area connection strength calculator that calculates connection strength that quantitatively indicates a degree to which small areas adjacent to each other among the multiple small areas are attributed to the same area that is the specific area or a non-specific area; and a specific area detector that detects the specific area on the basis of the attribute probability and the connection strength. | 11-15-2012 |
20130027532 | IMAGE PROCESSING DEVICE, IMAGE PROCESSING METHOD, AND IMAGE PROCESSING PROGRAM - An image processing device classifies a region of interest included in an image into multiple classification items. The image processing device has: an initial region detector that detects at least part of the region of interest and sets the part as an initial region; an expansion region detector that detects an expansion region by expanding the initial region; and a region determining unit that calculates feature data of the initial region and the expansion region, and determines, based on the feature data, to which of the multiple classification items the region of interest belongs. | 01-31-2013 |
20130028485 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND COMPUTER READABLE RECORDING DEVICE - An image processing apparatus includes a distance information calculator that calculates distance information corresponding to a distance to an imaging object at each of portions in an image; a feature data calculator that calculates feature data at each portion in the image; a feature data distribution calculator that calculates a distribution of the feature data in each of regions that are classified according to the distance information in the image; a reliability determining unit that determines the reliability of the distribution of the feature data in each of the regions; and a discrimination criterion generator that generates, for each of the regions, a discrimination criterion for discriminating a specific region in the image based on a determination result of the reliability and the distribution of the feature data in each of the regions. | 01-31-2013 |
20130051680 | IMAGE PROCESSING DEVICE, IMAGE PROCESSING METHOD, AND COMPUTER READABLE RECORDING DEVICE - An image processing device includes: a non-target region detecting unit that detects a region that is not to be examined as a non-target region from an image; a pixel-of-interest region setting unit that sets a pixel-of-interest region in a predetermined area including a pixel-of-interest position in the image; a surrounding region determining unit that determines a surrounding region, which is an area for acquiring information for use in forming a reference plane with respect to the pixel-of-interest position, based on the non-target region; a reference plane forming unit that forms the reference plane based on the information in the surrounding region; and an outlier pixel detecting unit that detects an outlier pixel having a pixel value numerically distant from circumferential values based on a difference between corresponding quantities of the reference plane at each pixel position and of the original image. | 02-28-2013 |
20130094726 | IMAGE PROCESSING DEVICE, IMAGE PROCESSING METHOD, AND COMPUTER READABLE STORAGE DEVICE - An image processing device includes: a candidate abnormal region determining unit that determines a candidate abnormal region from an image using a first determination criterion; a bubble region determining unit that determines a bubble region from the image; a bubble inside determining unit that determines whether the candidate abnormal region is present inside the bubble region based on a determination result of the bubble region; and an abnormal region determining unit that determines whether the candidate abnormal region is an abnormal region using a second determination criterion different from the first determination criterion when the candidate abnormal region is determined to be present inside the bubble region. | 04-18-2013 |
20140044328 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND COMPUTER PROGRAM PRODUCT - An image processing apparatus for performing an image processing on a body cavity image captured in a living body includes: a storage unit which stores information including image information of the body cavity image; a change amount calculator which reads out the image information of the body cavity image from the storage unit and calculates, in the read body cavity image, a pixel value change amount of a pixel of interest with a plurality of surrounding pixels located around the pixel of interest; and a candidate lesion region detector which detects a candidate lesion region in the body cavity image based on a calculation result of the change amount calculator. | 02-13-2014 |
Patent application number | Description | Published |
20110274321 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND COMPUTER-READABLE RECORDING MEDIUM - An image processing apparatus includes: a gradient information calculating unit that calculates gradient information of each of pixels, based on pixel values of an intraluminal image; a closed region creating unit that, based on the gradient information, creates a closed region satisfying a condition where the closed region does not include, on the inside thereof, any pixel of which the gradient strength is equal to or higher than a predetermined value, and also, the boundary of the closed region does not curve toward the interior of the closed region, with a curvature equal to or larger than a predetermined value; and an abnormal part detecting unit that detects an abnormal part from the inside of the closed region. | 11-10-2011 |
20120008839 | IMAGE PROCESSING APPARATUS, METHOD OF PROCESSING IMAGE, AND COMPUTER-READABLE RECORDING MEDIUM - An image processing apparatus includes a reference surface generating unit that generates a reference surface indicating a reference value of each of a plurality of color elements of pixels constituting an intraluminal image at a pixel position of the each color element by performing a morphology process using pixel values of the color elements; and an abnormal area detecting unit that detects an abnormal area from the intraluminal image based on a difference for each of the color elements between the pixel value of each pixel and the reference surface. | 01-12-2012 |
20120076419 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND COMPUTER-READABLE RECORDING MEDIUM - An image processing apparatus includes a gradient magnitude calculating unit that calculates a gradient magnitude of each pixel on the basis of pixel values of a target image in which a predetermined target object is imaged; a candidate-edge detecting unit that detects contour-candidate edge positions on the basis of the gradient magnitude of each pixel; a reference-range setting unit that sets a reference range, which is to be referred to when a contour edge position is selected from among the contour-candidate edge positions, on the basis of the gradient magnitude of each pixel; and a contour-edge selecting unit that selects, as the contour edge position, one of the contour-candidate edge positions in the reference range. | 03-29-2012 |
20120076420 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND COMPUTER-READABLE STORAGE DEVICE - An image processing apparatus includes a contour-candidate-edge detecting unit that detects, as contour candidate edges, edges based on a gradient magnitude of each pixel in a target image; a contour-edge detecting unit that detect contour edges by performing thresholding on gradient magnitudes of the contour candidate edges; an interpolation-line generating unit that generates interpolation lines for connecting end points of respective end-point pairs based on gradients of pixel values between the end points while each of the end point pairs is made up of an end point of an identical contour edge as a connection base and an end point of a different contour edge as a connection destination; and a contour-edge interpolating unit that selects one of the interpolation lines based on the gradients of pixel values on the interpolation lines and interpolates a contour edge between the end points with the selected interpolation line. | 03-29-2012 |