摘要 |
<p>The quality of biometric information that will be input the next time is estimated. Estimated matching quality information is calculated which indicates the degree of matching between estimated quality information and quality information of the actually input biometric information. Further, past quality information is calculated which indicates how the quality of a plurality of pieces of estimated matching quality information varied in the past. Then, whether or not the biometric information is to be registered is determined according to the estimated matching quality information and the past quality information.</p> |