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LINE EXTRACTION PROCESSOR, LINE EXTRACTION PROCESSING PROGRAM, STORAGE MEDIUM STORING LINE EXTRACTION PROCESSING PROGRAM, AND LINE EXTRACTION PROCESSING METHOD
LINE EXTRACTION PROCESSOR, LINE EXTRACTION PROCESSING PROGRAM, STORAGE MEDIUM STORING LINE EXTRACTION PROCESSING PROGRAM, AND LINE EXTRACTION PROCESSING METHOD
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机译:线提取处理器,线提取处理程序,存储介质存储线提取处理程序和线提取处理方法
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摘要
PROBLEM TO BE SOLVED: To provide a line extraction processor efficiently extracting a line.;SOLUTION: The line extraction processor 202 for extracting line data contained in image data comprises an X-directional differential processing part 205 for differentiating the image data in X-direction to form X-directional differential value data; an X-directional characteristic differential value data generation processing part 207 for generating a differential value having the maximum absolute value in a predetermined section of the X-directional differential value data as X-directional characteristic differential value data; and a Y-directional line extraction processing part 209 for extracting, from characteristic pixels having the X-directional characteristic differential value, a characteristic pixel satisfying a predetermined condition as a pixel showing line data in Y-direction.;COPYRIGHT: (C)2008,JPO&INPIT
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