| 摘要 |
<p>PROBLEM TO BE SOLVED: To decide a threshold value beforehand and to obtain the suitable threshold value even when different registering words are uttered at every registered speaker. SOLUTION: When the threshold value in speaker collation becoming a reference deciding the said person, when an input pattern is collated with a standard pattern, is decided the standard pattern in sub-word unit of plural speakers excepting the registered speaker is stored beforehand in a storage part 20, and the sub-word standard patterns showing relevant utterance contents are connected at a registering time, and a word standard pattern is formed, and a distribution of a similar degree with the registered voice of the said person is obtained by a similar degree calculation part 30, and the threshold value is decided based on the formed distribution.</p> |
