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DEFECT DETECTION SYSTEM FOR AIRCRAFT COMPONENT AND DEFECT DETECTION METHOD FOR AIRCRAFT COMPONENT

机译:飞机部件的缺陷检测系统和飞机部件的缺陷检测方法

摘要

The purpose of the present invention is to appropriately detect a defect of an aircraft component. A defect detection system has: an original image acquisition unit (20) for acquiring an original image; an image processing unit (22) for extracting a defect candidate area from the original image on the basis of a luminance of an image in the original image, and calculating a characteristic amount of the defect candidate area on the basis of a difference in luminance between the defect candidate area and a peripheral area thereof; a characteristic amount range setting unit (24) for associating the characteristic amount calculated by the image processing unit (22) for a learning original image from which a defect part is detected in advance and information relating to the defect part, and setting a defect characteristic amount range and a non-defect characteristic amount range; and a defect detection unit (26) for determining, on the basis of the characteristic amount calculated by the image processing unit (22) with respect to a determination original image from which the defect part is not detected, the defect characteristic amount range, and the non-defect characteristic amount range, whether the defect candidate area in the determination original image is the defect part.
机译:本发明的目的是适当地检测飞机部件的缺陷。一种缺陷检测系统,具有:原始图像获取单元(20),用于获取原始图像;以及图像处理单元(22),用于基于原始图像中的图像的亮度从原始图像中提取缺陷候选区域,并基于之间的亮度差来计算缺陷候选区域的特征量缺陷候选区域及其周边区域;特征量范围设定单元(24),用于将由图像处理单元(22)计算出的特征量与预先检测出缺陷部位的学习原始图像和与该缺陷部位有关的信息相关联,并设定缺陷特征量范围和无缺陷特征量范围;缺陷检测单元(26),用于基于图像处理单元(22)针对未检测到缺陷部分的确定原始图像计算出的特征量,确定缺陷特征量范围,以及在非缺陷特征量范围内,判断原始图像中的缺陷候选区域是否为缺陷部分。

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