MUSIC INFORMATION RETRIEVAL SYSTEM, MUSIC INFORMATION RETRIEVAL METHOD AND COMPUTER PROGRAM

摘要

PROBLEM TO BE SOLVED: To allow a user liking musical pieces each belonging to a different genre to easily retrieve the favorite musical piece in each the genre to improve a finding degree.;SOLUTION: A user characteristic space construction part 22 generates a user characteristic space showing a characteristic of music taste on the basis of music taste information. A user profile generation part 23 vectorizes the music taste information by use of the user characteristic space, and generates a user profile showing the musical taste of the user. A user profile reconstruction part 26 reconstructs the user profile related to the user to retrieve the musical piece on the basis of the user characteristic space related to a user different from the user to retrieve the musical piece. A music information retrieval part 24 retrieves music information on the basis of the reconstructed user profile and the user characteristic space used for the reconstruction.;COPYRIGHT: (C)2007,JPO&INPIT