| 摘要 |
<P>PROBLEM TO BE SOLVED: To determine the field to which document data belong, and perform language processing of the document data with a technical dictionary and learning data of the field determined. <P>SOLUTION: A basic dictionary 1 includes general language information in a plurality of fields, and technical dictionaries 6 each include language information in a technical field. When document data are input, an analysis part 2 refers to the basic dictionary 1 to calculate a word vector of words included in the description contents from the input document data, and a field determination part 4 calculates similarities between field vectors 3 characterizing fields and the calculated word vector to determine the field of the highest similarity as the field to which the input document data belong. A language processing part 7 then refers to the technical dictionary 6 of the field determined to perform language processing of the input document data. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
