APPARATUS, METHOD, PROGRAM AND RECORDING MEDIUM FOR EXTRACTING KEYWORD FROM VOICE DATA

摘要

PROBLEM TO BE SOLVED: To extract keywords from prerecorded voice data with high accuracy. SOLUTION: From a recording means that records the voice data, continuous predetermined amounts N of voice data are sampled sequentially as the position of the voice data to be sampled is shifted. Each predetermined amount of voice data sampled and the voice data of a predetermined search keyword are compared as to acoustic features. The predetermined amount of voice data that is found to match the voice data of the search keyword as the result of the comparison is extracted as a keyword. COPYRIGHT: (C)2006,JPO&NCIPI