INFORMATION PROCESSING APPARATUS, DIALOGUE PROCESSING METHOD, AND DIALOGUE SYSTEM

An information processing apparatus that has a processor and a memory and analyzes a dialogue log data including an input sentence from a user and an answer to the input sentence as an output sentence includes a failure location detecting unit that receives the dialogue log data and detects a failure location of a dialogue from the dialogue log data, a failure cause analyzing unit that analyzes a failure cause from the dialogue log data corresponding to the failure location, a confirmation processing unit that generates and outputs a question sentence from the dialogue log data depending on the failure cause, and a knowledge registration processing unit that receives an answer to the question sentence and adds the answer as new knowledge to a dialogue data for obtaining an output sentence from the input sentence.