FEATURE EXTRACTING METHOD, FEATURE EXTRACTING DEVICE, AND STORAGE MEDIUM RECORDING FEATURE EXTRACTING PROGRAM

摘要

PROBLEM TO BE SOLVED: To conduct stable area splitting having little feature quantity fluctuation of the same category.;SOLUTION: A circumscribed rectangle extracting section 1 extracts the circumscribed rectangle of a pattern inputted by a scanner or the like, and an area splitting section 2 splits the pattern in the circumscribed rectangle into small areas. A partial feature quantity extracting section 3 extracts the partial feature quantities for individual small area, and a feature quantity integrating section 4 integrates the partial feature quantities for the small areas to obtain the feature quantity of the whole input pattern.;COPYRIGHT: (C)2002,JPO