Patent Document ID: 20120051640
Application ID: 13210802
Patent Status: 0

Claim One:
1. An image processing apparatus, comprising: an approximate value calculating unit that calculates approximate values for respective pixel values of pixels of an examination area, the approximate values being consecutive within the examination area, based on the pixel values of the pixels of the examination area in an image; a validity evaluating unit that evaluates whether the approximate value is valid as the pixel value of the examination area; an area dividing unit that divides an examination area with the approximate values determined to be invalid by the validity evaluating unit; an examination area re-setting unit that sets each area divided by the area dividing unit as a new examination area and controls a repetition of processing; and an abnormal portion detecting unit that detects an abnormal portion based on the pixel values of the pixels in the image and the approximate values determined to be valid by the validity evaluating unit.