DATA ANALYSIS APPARATUS AND METHOD

PROBLEM TO BE SOLVED: To provide a data analysis apparatus which can grasp data obtained as a result of window dressing settlement of accounts etc. as abnormal value by comparing financial data of a plurality of companies. SOLUTION: This apparatus is provided with a first partial space making part 31 which makes the first partial space using each data of a plurality of past samples in a certain period, a second partial space making part 32 which makes the second partial space using each data of a plurality of samples at the present time, a similarity level calculating part 4 which obtains similarity level of each partial space, a coordinate value calculating part 7 which obtains each of two-dimensional coordinate values in the fixed period and the present time corresponding to each sample based on the similarity levels of the first and second partial spaces among each sample, and a result output part 8 which outputs each obtained coordinate value. COPYRIGHT: (C)2006,JPO&NCIPI