公开(公告)号：US20190089895A1

公开(公告)日：2019-03-21

申请号：US16193077

申请日：2018-11-16

Applicant: OLYMPUS CORPORATION

Inventor： Takashi KONO ,  Yamato KANDA ,  Takehito HAYAMI

IPC: H04N5/232 ,  H04N5/357 ,  G06T7/246

Abstract: An image processing device includes a processor comprising hardware, wherein the processor is configured to execute: acquiring intraluminal images; generating, for each of the intraluminal images, lesion information by estimating a visual point with respect to a lesion region extracted from each of the intraluminal images and analyzing a three-dimensional structure of the lesion, the lesion information indicating any of a top portion, a rising portion, and a marginal protruding portion in the lesion region; and extracting, based on the lesion information, a target image satisfying a prescribed condition from the intraluminal images.

公开(公告)号：US20160192832A1

公开(公告)日：2016-07-07

申请号：US15067458

申请日：2016-03-11

Applicant: OLYMPUS CORPORATION

Inventor： Toshiya KAMIYAMA ,  Yamato KANDA ,  Makoto KITAMURA ,  Takashi KONO

IPC: A61B1/04 ,  A61B1/00 ,  G06T7/00 ,  G06T7/60

CPC classification number: A61B1/04 ,  A61B1/00009 ,  G06T7/0012 ,  G06T7/60 ,  G06T2207/10068 ,  G06T2207/30032

Abstract: An image processing apparatus includes: a contour extracting unit configured to extract a plurality of contour pixels from an image acquired by capturing an inside of a lumen of a living body; a feature data calculating unit configured to calculate feature data based on pixel values of the plurality of contour pixels and positional relationship among the plurality of contour pixels; and an abnormal portion detecting unit configured to detect an abnormal portion in the lumen based on the feature data.

Abstract translation: 一种图像处理装置，包括：轮廓提取单元，被配置为从通过捕获生物体的内腔获取的图像中提取多个轮廓像素; 特征数据计算单元，被配置为基于所述多个轮廓像素的像素值和所述多个轮廓像素之间的位置关系来计算特征数据; 以及异常部分检测单元，被配置为基于特征数据检测内腔中的异常部分。

公开(公告)号：US20150363932A1

公开(公告)日：2015-12-17

申请号：US14834796

申请日：2015-08-25

Applicant: OLYMPUS CORPORATION

Inventor： Masashi HIROTA ,  Yamato KANDA

IPC: G06T7/00 ,  A61B1/00 ,  A61B1/04

CPC classification number: A61B1/04 ,  A61B1/00009 ,  A61B1/00186 ,  A61B1/041 ,  G06T5/003 ,  G06T7/0012 ,  G06T2207/10016 ,  G06T2207/10024 ,  G06T2207/10028 ,  G06T2207/10068 ,  G06T2207/20221 ,  G06T2207/30101 ,  H04N7/18

Abstract: An image processing apparatus for processing an image acquired by imaging a living body includes: a narrow-band image acquisition unit configured to acquire at least three narrow-band images with different center wavelengths from one another; a depth feature data calculation unit configured to calculate depth feature data which is feature data correlated to a depth of a blood vessel in the living body based on a difference, between the narrow-band images different from one another, in variation of signal intensity due to an absorption variation of light with which the living body is irradiated; and an enhanced image creation unit configured to create, based on the depth feature data, an image in which the blood vessel is highlighted according to the depth of the blood vessel.

Abstract translation: 一种用于处理通过对生物进行成像而获取的图像的图像处理装置包括：窄带图像获取单元，被配置为从彼此获取至少三个具有不同中心波长的窄带图像; 深度特征数据计算单元，被配置为基于在彼此不同的窄带图像之间的差异来计算与生物体中的血管的深度相关的特征数据的深度特征数据，信号强度的变化 对生物体照射的光的吸收变化; 以及增强图像创建单元，被配置为基于所述深度特征数据，根据所述血管的深度创建所述血管突出显示的图像。

公开(公告)号：US20150063641A1

公开(公告)日：2015-03-05

申请号：US14519538

申请日：2014-10-21

Applicant: OLYMPUS CORPORATION

Inventor： Makoto KITAMURA ,  Yamato KANDA ,  Takashi KONO ,  Masashi HIROTA

IPC: G06T7/00

CPC classification number: G06T7/0014 ,  A61B1/00009 ,  A61B1/04 ,  G06T2207/10068 ,  G06T2207/20021 ,  G06T2207/30028

Abstract: An image processing apparatus includes: an abnormality candidate region identifying unit configured to identify a candidate region for an abnormality from an image obtained by imaging inside of a lumen of a living body; a surrounding region determining unit configured to determine a surrounding region surrounding the candidate region; a shape information calculating unit configured to calculate shape information of the candidate region and shape information of the surrounding region in a depth direction with respect to a screen; and an abnormality region determining unit configured to determine whether or not the candidate region is an abnormality, based on a correlation between the shape information of the candidate region and the shape information of the surrounding region.

Abstract translation: 一种图像处理装置包括：异常候选区域识别单元，被配置为从通过在生物体的内腔成像而获得的图像识别异常的候选区域; 周边区域确定单元，被配置为确定所述候选区域周围的周围区域; 形状信息计算单元，被配置为计算相对于屏幕的深度方向上的候选区域的形状信息和周边区域的形状信息; 以及异常区域确定单元，被配置为基于候选区域的形状信息与周围区域的形状信息之间的相关性来确定候选区域是否是异常。