Image processing method and equipment, image processing system
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The present invention discloses a method, apparatus and system for detecting an edge of the image, the image to extract the edge portion accurately. Said edge detecting apparatus comprising: a reading means, the gamma statistic means, the image classification device, the division threshold value generating means, the edge criterion determining means, and an image edge extracting means. According to the present invention, it is possible to realize a reliable and accurate method for detecting the edge of the image, the image to determine accurately the various edges of the document image.