AMBIGUITY DETERMINATION DEVICE

摘要

PROBLEM TO BE SOLVED: To determine a word with ambiguity.;SOLUTION: An ambiguity determination device 10 includes: a document storage unit 12 configured to store a plurality of documents; an acquisition unit 13 configured to acquire a target word as a word of a determination target; an extraction unit 14 configured to extract a document set as a set of documents containing the target word, from the plurality of documents stored in the document storage unit 12; a calculation unit 17 configured to calculate an evaluation value indicating a degree of variation of information contained in the document set; and a determination unit 18 configured to determine whether the target word has ambiguity on the basis of the evaluation value, and output a determination result.;SELECTED DRAWING: Figure 1;COPYRIGHT: (C)2018,JPO&INPIT