Patent ID: 7167581

Claim:
A medical image processing apparatus, comprising: a feature vector producing section to analyze radiation image data including radiographed object image data corresponding to a radiographed object with plural different analyzing methods, to extract plural different features of the radiographed object image data and to produce a radiographed object image data feature vector constructed with vector element of the extracted plural different features, wherein the plural different features include an external contour feature representing a feature of an external contour of a body part comprising at least one of a head, an abdomen and a leg and an edge distribution feature representing a feature of an edge distribution pattern indicating signal variations among neighboring pixels; a body part feature vector memorizing section to memorize plural body part feature vectors of plural different body parts in advance, wherein each of the plural body part feature vectors includes an external contour feature and an edge distribution feature; and a discriminating section to obtain a correlation degree between the radiographed object image data feature vector and each of the plural body part feature vectors and discriminate a body part corresponding to the radiographed object image data on the basis of the correlation degree for each of the plural different body parts.