Satisfaction estimation model learning device, satisfaction estimation device, satisfaction estimation model learning method, satisfaction estimation method, and program

摘要

Improve the accuracy of estimation of dialogue satisfaction and speech satisfaction. The learning data storage unit (10) includes a dialogue voice in which a dialogue including a plurality of utterances is recorded, a correct answer satisfaction value for the dialogue, and a correct answer satisfaction satisfaction value for each utterance included in the dialogue. Store learning data. The model learning unit (13) uses the feature amount for each utterance extracted from the dialogue voice, the correct answer utterance satisfaction value, and the dialogue answer correct answer value, and inputs the feature amount for each utterance to the utterance satisfaction for each utterance. A satisfaction estimation model is learned by concatenating a utterance satisfaction estimation model part for estimating a degree and a dialogue satisfaction estimation model part for estimating a dialog satisfaction degree by inputting at least utterance satisfaction for each utterance.