INFORMATION RETRIEVAL DEVICE BY MEANS OF AMBIGUOUS WORD AND PROGRAM

摘要

An information retrieval device is to surely retrieve articles in a field input by means of an ambiguous keyword. The information retrieval device is comprised of an input means (1) for inputting a keyword and a field, a database (4) for storing articles in each field, a retrieval extracting means (3) for extracting an article including the input keyword and field from the database (4) and a word group (A) unevenly emerged in the extracted articles, and for outputting the articles containing the word groups (A) in the articles including the input keywords in order of those with the number of the word groups (A).