BLOCK AUTOMATIC EXTRACTION APPARATUS, BLOCK AUTOMATIC EXTRACTION METHOD, AND PROGRAM

摘要

PROBLEM TO BE SOLVED: To extract an information block precisely in a block automatic extraction apparatus for extracting characteristic blocks from a document described in a specified format. SOLUTION: The block automatic extraction apparatus has a document input part for inputting documents; a tag information extraction part for extracting specific tag information; a date and time information extraction part for extracting date and time information out of the documents inputted at the document input part; and a block recognition part for obtaining weight of each of the specific tag to show the degree of unity as a block, obtaining similarity among brother tags, and obtaining of the degree of block of the tag in accordance with the obtained similarity and the obtained weight of the tag. COPYRIGHT: (C)2005,JPO&NCIPI