INFORMATION RETRIEVAL DEVICE, CONTROL METHOD, AND PROGRAM

摘要

PROBLEM TO BE SOLVED: To quickly retrieve information desired by a user without requiring any labor of a user. SOLUTION: An information retrieval device includes: a storage part 13 for storing content information; and a control part 11 for, on the basis of a related word whose relation with a retrieval object term included in the recognized voice information is estimated, retrieving content information matched with the category of the related word from the storage part 13. COPYRIGHT: (C)2011,JPO&INPIT