SPEECH INTERACTIVE METHOD AND SPEECH INTERACTIVE DEVICE

摘要

PROBLEM TO BE SOLVED: To provide a speech interactive method and a speech interactive device in which conversation is smoothly conducted and user's load is reduced even though the user does not know a recognizable vocabulary in all conversational conditions. SOLUTION: A speech interactive information retrieving device is provided with a speech recognition section 101 which conducts speech recognition of the speech inputted by the user employing a speech recognition dictionary 102 and a model storage section 103 and outputs a recognition result, a recognition vocabulary already know degree determining section 104 which determines the degree of recognition vocabulary already known in the present conversation condition, an interactive determination section 106 which determines the next conversation condition, the screen at that conversation condition and response speech based on the speech recognition result and the recognition vocabulary already known degree and a response speech/screen output section 110 which outputs the screen and the response speech at the determined conversational condition. COPYRIGHT: (C)2006,JPO&NCIPI