CONTENT RETRIEVAL/RECOMMENDATION METHOD, CONTENT RETRIEVAL/RECOMMENDATION DEVICE, AND CONTENT RETRIEVAL/RECOMMENDATION PROGRAM

摘要

PROBLEM TO BE SOLVED: To provide a content retrieval/recommendation device, capable of performing retrieval/recommendation of contents according to a user's emotion.

SOLUTION: The device comprises an emotion estimation part F100 which estimates emotion and degree of emotion for a multimedia content from voice signal data contained in the multimedia content; a content accumulation part F200 which accumulates contents with the emotion and degree of emotion estimated by the estimation part F100 as metadata; a retrieval request receiving part F300 which receives a retrieval request corresponding to the emotion or the emotion and the degree of emotion; a similarity calculation part F400 which calculates, based on the retrieval request, a similarity of the contents or partial contents; and a result presentation part F500 which presents, based on the similarity, a retrieval/recommendation result of the contents or partial contents.

COPYRIGHT: (C)2008,JPO&INPIT