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31.发明授权Image processing apparatus, image processing method, and computer-readable recording medium 有权图像处理装置，图像处理方法和计算机可读记录介质公开(公告)号：US08620043B2
公开(公告)日：2013-12-31
申请号：US13215650
申请日：2011-08-23
IPC分类号： G06K9/00
CPC分类号： G06T7/0012 , G06T7/149 , G06T2207/30028
摘要： An image processing apparatus includes a gradient strength calculating unit that calculates a gradient strength of respective pixel values based on an intraluminal image; an extracting unit that extracts a closed region satisfying conditions that the pixel of which gradient strength is a predetermined value or more is not included in the region and a boundary of the region does not bend with a predetermined curvature or higher toward an inner side of the region; and a detecting unit that detects an abnormal portion inside the region. The extracting unit includes a setting unit that sets an initial shape of the region; an energy calculating unit that calculates values of types of energy including at least energies determined respectively by an outer shape of the region and the gradient strength; and an energy-weighted sum calculating unit that calculates a weighted sum of the types of energy.
摘要翻译： 一种图像处理装置，包括：梯度强度计算单元，其基于管腔内图像计算各像素值的梯度强度; 提取单元，其提取满足条件的闭合区域，该区域的梯度强度为预定值以上的像素不包括在该区域中，并且该区域的边界不以预定曲率或更高的方向朝向内侧 地区; 以及检测单元，其检测所述区域内的异常部分。 提取单元包括设置单元，其设置该区域的初始形状; 能量计算单元，其计算至少包括由所述区域的外部形状和所述梯度强度决定的能量的能量类型的值; 以及能量加权和计算单元，其计算能量类型的加权和。
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32.发明授权Image processing apparatus, image processing method, and computer-readable recording medium 有权图像处理装置，图像处理方法和计算机可读记录介质公开(公告)号：US08620042B2
公开(公告)日：2013-12-31
申请号：US13215599
申请日：2011-08-23
IPC分类号： G06K9/00
CPC分类号： G06T7/0012 , G06T7/149
摘要： An apparatus includes a calculating unit that calculates gradient strength of respective pixel values based on an intraluminal image, an extracting unit that extracts a closed region from the image, and a detecting unit that detects an abnormal portion of the closed region. The closed region satisfies conditions that the pixel of which gradient strength is a predetermined value or more is not included in the closed region and a boundary of the closed region does not bend with predetermined curvature or higher toward an inner side of the closed region. The extracting unit includes a setting unit that sets an initial closed region based on the gradient strength, an energy calculating unit that calculates values of types of energies based on an outer shape of the closed region and the gradient strength, and an energy weighted-sum calculating unit that calculates a weighted sum of the types of energy.
摘要翻译： 一种装置包括：计算单元，其基于管腔内图像计算各个像素值的梯度强度;提取单元，其从所述图像提取闭合区域;以及检测单元，其检测所述闭合区域的异常部分。 闭合区域满足在闭合区域中不包括梯度强度为预定值以上的像素的条件，并且闭合区域的边界不会朝着封闭区域的内侧以预定曲率或更高弯曲。 提取单元包括基于梯度强度设置初始闭合区域的设置单元，基于封闭区域的外形和梯度强度来计算能量类型的值的能量计算单元，以及能量加权和 计算单元，其计算能量类型的加权和。
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公开(公告)号：US08135192B2
公开(公告)日：2012-03-13
申请号：US12417035
申请日：2009-04-02
申请人： Hiroshi Matsuzaki , Yamato Kanda
发明人： Hiroshi Matsuzaki , Yamato Kanda
IPC分类号： G06K9/00
CPC分类号： G06T7/254 , G06T2207/10016 , G06T2207/10068 , G06T2207/30028 , H04N19/142
摘要： An image processing apparatus for extracting images from a continuous image sequence includes a storage unit that stores image information about images constituting the image sequence; an image reading unit that reads the image information from the storage unit; and an image change amount calculating unit that calculates a predetermined image change amount between at least two images using the image information read by the image reading unit. The apparatus also includes an image change amount information adding unit that adds information about the image change amount calculated by the image change amount calculating unit to a corresponding image; and an image extracting unit that extracts a preset number of images from the image sequence based on the information added to each image by the image change amount information adding unit.
摘要翻译： 一种用于从连续图像序列中提取图像的图像处理装置包括存储关于构成图像序列的图像的图像信息的存储单元; 图像读取单元，从存储单元读取图像信息; 以及图像改变量计算单元，其使用由图像读取单元读取的图像信息来计算至少两个图像之间的预定图像改变量。 该装置还包括图像改变量信息添加单元，其将关于由图像改变量计算单元计算的图像改变量的信息添加到相应的图像; 以及图像提取单元，其基于由图像改变量信息添加单元添加到每个图像的信息，从图像序列中提取预设数量的图像。
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34.发明授权Image processing apparatus, image processing method, and image processing program product 有权图像处理装置，图像处理方法和图像处理程序产品公开(公告)号：US08116531B2
公开(公告)日：2012-02-14
申请号：US12277775
申请日：2008-11-25
申请人： Yamato Kanda
发明人： Yamato Kanda
CPC分类号： A61B1/041 , G06T5/20 , G06T7/13 , G06T7/155 , G06T7/90 , G06T2207/10068 , G06T2207/30004
摘要： An image processing apparatus includes an edge intensity calculator which calculates an edge intensity of a pixel in an image; and a correlation value calculator which calculates a correlation value between the calculated edge intensity and a bubble model set in advance based on characteristics of a bubble image. The apparatus also includes a bubble area detector which detects a bubble area based on the calculated correlation value.
摘要翻译： 一种图像处理装置，包括边缘强度计算器，其计算图像中的像素的边缘强度; 以及相关值计算器，其基于气泡图像的特性来计算计算出的边缘强度和预先设定的气泡模型之间的相关值。 该装置还包括气泡区域检测器，其基于所计算的相关值来检测气泡区域。
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35.发明授权公开(公告)号：US07773801B2
公开(公告)日：2010-08-10
申请号：US11520555
申请日：2006-09-13
申请人： Yamato Kanda
发明人： Yamato Kanda
IPC分类号： G06K9/62
CPC分类号： G06K9/6253 , G01N21/9501 , G01N21/956 , G01N2021/8854 , G06F17/30256 , G06T7/0004 , G06T2207/30148
摘要： A learning-type classifying apparatus comprises defective region extracting unit for extracting defective regions of classification targets from an image in which the plurality of regions of the classification targets are present, characteristic value calculating unit for calculating characteristic values for the extracted regions of the classification targets, classifying unit for classifying the extracted regions of the classification targets into predetermined classes on the basis of the calculated characteristic values, region integrating unit for integrating the regions which belong to the same class as a result of the classification, display unit for displaying images of the integrated regions and the classification results, input unit for correcting errors in the classification results, and teacher data creating unit for creating teacher data for each of the regions so that the classification results of the integrated regions are reflected in each region included in the integrated regions.
摘要翻译： 学习型分类装置包括：缺陷区域提取单元，用于从存在分类目标的多个区域的图像中提取分类目标的缺陷区域;特征值计算单元，用于计算分类目标的提取区域的特征值 分类单元，用于基于计算出的特征值将分类目标的提取区域分类为预定类别;区域积分单元，用于对作为分类结果的属于同一类别的区域进行积分;显示单元，用于显示图像的图像; 集成区域和分类结果，用于校正分类结果中的错误的输入单元，以及用于为每个区域创建教师数据的教师数据创建单元，使得积分区域的分类结果反映在包括在积分器中的每个区域中 ed区域。
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36.发明授权Image processing apparatus, image processing method, and computer-readable storage device 有权图像处理装置，图像处理方法和计算机可读存储装置公开(公告)号：US09065968B2
公开(公告)日：2015-06-23
申请号：US13248460
申请日：2011-09-29
CPC分类号： H04N5/142 , G06T7/13 , G06T7/181 , G06T2207/10068 , G06T2207/30028 , G06T2207/30092
摘要： 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.
摘要翻译： 图像处理装置包括轮廓候选边缘检测单元，其基于目标图像中的每个像素的梯度大小来检测作为轮廓候选边缘的边缘; 轮廓边缘检测单元，其通过对所述轮廓候选边缘的梯度幅度进行阈值处理来检测轮廓边缘; 插补线生成单元，其基于端点对之间的像素值的梯度生成用于连接各端点对的端点的插补线，而每个端点对由相同轮廓边缘的端点组成， 连接基座和作为连接目的地的不同轮廓边缘的终点; 以及轮廓边缘内插单元，其基于所述插补线上的像素值的梯度选择所述插值线之一，并且利用所选择的插补线插值所述端点之间的轮廓边缘。
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37.发明授权Image processing apparatus, method and computer readable recording medium for detecting abnormal area based on difference between pixel value and reference surface 有权图像处理装置，方法和计算机可读记录介质，用于基于像素值和参考表面之间的差异来检测异常区域公开(公告)号：US08989467B2
公开(公告)日：2015-03-24
申请号：US13177072
申请日：2011-07-06
CPC分类号： G06T7/0012 , G06T2207/10024 , G06T2207/10068 , G06T2207/20036 , G06T2207/20224 , G06T2207/30028
摘要： 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.
摘要翻译： 一种图像处理装置，包括参考表面生成单元，该参考表面生成单元通过使用像素值进行形态学处理，生成表示构成每个颜色单元的像素位置的构成管腔内图像的多个彩色像素的基准值的基准面 的颜色元素; 以及异常区域检测单元，其基于每个像素的像素值与参考表面之间的每个颜色元素的差来检测来自管腔内图像的异常区域。
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38.发明授权Image processing apparatus, image processing method, and computer-readable recording medium 有权图像处理装置，图像处理方法和计算机可读记录介质公开(公告)号：US08897520B2
公开(公告)日：2014-11-25
申请号：US13210802
申请日：2011-08-16
CPC分类号： G06T7/0012 , G06T2207/10024 , G06T2207/10068 , G06T2207/10152 , G06T2207/30028
摘要： An image processing apparatus includes an approximate value calculating unit that calculates an approximate value that becomes consecutive inside an examination area for a pixel value of each pixel of the examination area based on the pixel value inside an image, a validity evaluating unit that evaluates whether the approximate value is valid on the pixel value, an area dividing unit that divides the examination area with the approximate value that is evaluated as being invalid, an examination area re-setting unit that sets each divided area obtained by the area dividing unit as a new examination area and controls a repetition of processing, and an abnormal portion detecting unit that detects an abnormal portion based on the pixel value inside the image and the approximate value that has been evaluated as being valid by the validity evaluating unit.
摘要翻译： 图像处理装置包括近似值计算单元，其基于图像内的像素值计算在检查区域内对于检查区域的每个像素的像素值变得连续的近似值，有效性评估单元，其评估是否 近似值对像素值有效，区域划分单元，其将检查区域与被评估为无效的近似值分隔;检查区域重新设定单元，其将由区域划分单元获得的每个划分区域设置为新的 检查区域并控制重复处理;以及异常部分检测单元，其基于图像内的像素值和由有效性评估单元评估为有效的近似值来检测异常部分。
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39.发明授权Image processing apparatus, image processing method, and computer readable recording medium 有权图像处理装置，图像处理方法和计算机可读记录介质公开(公告)号：US08837821B2
公开(公告)日：2014-09-16
申请号：US13100667
申请日：2011-05-04
CPC分类号： G06T7/0079 , G06T7/0012 , G06T7/11 , G06T7/13 , G06T7/136 , G06T2207/10024 , G06T2207/10068 , G06T2207/30028 , G06T2207/30092
摘要： 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.
摘要翻译： 一种图像处理装置包括：第一判断单元，基于基于管腔内图像的颜色信息的第一特征数据来确定不必要的候选区域; 以及第二判断单元，基于不必要的候选区域的不同于第一特征数据的第二特征数据来判断不必要的候选区域是不需要的区域。
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40.发明授权Image processing apparatus, method of processing image, and computer-readable recording medium 有权图像处理装置，图像处理方法和计算机可读记录介质公开(公告)号：US08781233B2
公开(公告)日：2014-07-15
申请号：US13176233
申请日：2011-07-05
CPC分类号： G06T7/0012 , G06T7/11 , G06T7/507 , G06T2207/10068 , G06T2207/20036 , G06T2207/30028 , G06T2207/30032
摘要： 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.
摘要翻译： 一种图像处理装置包括：区域提取单元，其基于通过成像获得的管腔内图像的像素值，提取其中像素值与成像对象的三维形状不对应的分类对象区域的候选区域 管腔内或周围像素像素值变化的信息; 以及区域分类单元，其基于候选区域的内部，候选区域的边界部分或候选区域的周边部分的像素值，将候选区域中的分类目标区域分类。
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