| 摘要 |
<p>Provided is a personal collation device for improving the accuracy of collation even when many similar persons exist near a registrant. The personal collation device comprises a registered speaker data input means (101) for inputting registered speaker data, an eigenspace storage section (102) for storing eigenspace calculated from fraud data, a speaker vector calculating means (103) for calculating the vectors on the eigenspace of the registered speakers by using the registered speaker data and the eigenspace, a fraud vector storage section (105) for storing the vectors on the eigenspace of the frauds, and a speaker separation matrix calculating means (106) which calculates the speaker separation matrixes of the registered speakers for transforming the eigenspace so as to separate the vectors of the registered speakers and the vectors of the frauds, based on the vectors of the registered speakers and the frauds on the eigenspace.</p> |
