| 摘要 |
PROBLEM TO BE SOLVED: To solve the problem in which, with the conventional edge detection method, not only an edge pixel of a character line but also an edge pixel of a photograph are detected.SOLUTION: At a target window, at least one of the number of pixels of the same color as the target pixel, the number of pixels of similar color, and the number of pixels of different colors is counted and an attribute of the target pixel is determined. |
