Life log cooperative dialog system, life log cooperative dialogue method and program

摘要

PROBLEM TO BE SOLVED: To accurately correct inconsistency between a life log and user's recognition through dialogue with the user when the inconsistency occurs.SOLUTION: A life log-linked dialogue system includes a life log information management unit 14, a topic management unit 23, a speech generation unit 24, and a response analysis unit 26. The life log information management unit 14 stores therein life log information about a user, the topic management unit 23 generates a speech topic from the life log about the user, the speech generation unit 24 generates speech on the basis of the generated speech topic, and the response analysis unit 26 has a dialogue including the generated speech with the user and generates a response topic from acquired response contents. The topic management unit 23 further compares the speech topic and the response topic with each other and, if inconsistency is found by the comparison, updates the life log on the basis of the response topic by at least one of correction, addition, and deletion.