| 摘要 |
PROBLEM TO BE SOLVED: To analyze digitized document information collected so as to be submitted as an evidence in lawsuit, and to classify the document information so as to be easily used for the lawsuit.SOLUTION: The document classification system includes: extraction part for extracting the predetermined number of documents from collected document information; a document display part for displaying an extracted document group on a screen; a classification code reception part for receiving a classification code given on the basis of relevancy with the lawsuit by a user to the displayed document group; selection part for classifying the extracted document group for each classification code on the basis of the classification code, and for analyzing and selecting a keyword commonly appearing in the classified document group; a database for recording the selected keyword; a search part for searching the keyword recorded in the database from the document information; a score calculation part for calculating scores showing relevance between the classification code and the document by using the search result of the search part and the analysis result of the selection part; and an automatic classification part for automatically giving the classification code on the basis of the result of the scores. |
