Method for correcting a speech response and natural language dialogue system

摘要

A natural language dialog system and a method capable of correcting a speech response are provided. The method includes following steps. A first speech input is received. At least one keyword included in the first speech input is parsed to obtain a candidate list having at least one report answers. One of the report answers is selected from the candidate list as a first report answer, and a first speech response is output according to the first report answer. A second speech input is received and parsed to determine whether the first report answer is correct. If the first report answer is incorrect, another report answer other than the first report answer is selected from the candidate list as a second report answer. According to the second report answer, a second speech response is output.

主权项

1. A method for correcting a speech response, the method comprising:
receiving a first speech input; parsing at least one first keyword included in the first speech input to obtain a candidate list, wherein the candidate list has a plurality of report answers; selecting one of the report answers from the candidate list as a first report answer and outputting a first speech response according to the first report answer; receiving and parsing a second speech input to determine whether the first report answer is correct; and if the first report answer is incorrect, selecting another report answer other than the first report answer from the candidate list as a second report answer and outputting a second speech response according to the second report answer, wherein, each of the report answers has a priority, the priorities of the report answers of the candidate list are determined according to usages of the report answers, the first report answer is one of the report answers with the highest priority, and the second report answer is one of the report answers with the second highest priority, wherein the step of selecting the first report answer comprises:
parsing a third speech input and obtaining at least one third keyword, wherein the third speech input is inputted before the first speech input; andselecting one of the report answers matching the at least one first keyword and the at least one third keyword as the first report answer.