CASIA NIR-VIS 2.0近红外(NIR)人脸数据集

To complement the disadvantages of the HFB database, we collect a larger database called CASIA NIR-VIS 2.0 database, in which the images are captured using the same device as the HFB database. Compared to HFB, NIR-VIS 2.0 has the following new features: The number of subjects in the NIR-VIS 2.0 database is 725, which is 3 times more than the HFB database. We define a group of specific protocols for performance evaluation. On the contrary, the protocols of the HFB database are unclear for perfor