Date of download: 6/22/2016 Copyright © 2016 SPIE. All rights reserved. Flowchart for the proposed unified unimodal biometric system. Figure Legend: From: Unimodal biometric system based on local topology structure preserving projections Opt. Eng. 2009;48(11): doi: /
Date of download: 6/22/2016 Copyright © 2016 SPIE. All rights reserved. Illustration of the proposed LTSPP algorithm: (a) four classes in the high-dimensional space; and (b) embedding results in the low- dimensional space by the LTSPP algorithm. Figure Legend: From: Unimodal biometric system based on local topology structure preserving projections Opt. Eng. 2009;48(11): doi: /
Date of download: 6/22/2016 Copyright © 2016 SPIE. All rights reserved. Sample images of one subject from the Yale database. Figure Legend: From: Unimodal biometric system based on local topology structure preserving projections Opt. Eng. 2009;48(11): doi: /
Date of download: 6/22/2016 Copyright © 2016 SPIE. All rights reserved. Average recognition rates versus subspace dimensions on the Yale database. Figure Legend: From: Unimodal biometric system based on local topology structure preserving projections Opt. Eng. 2009;48(11): doi: /
Date of download: 6/22/2016 Copyright © 2016 SPIE. All rights reserved. The 10 sample images of one subject from the HumanID gait database. Figure Legend: From: Unimodal biometric system based on local topology structure preserving projections Opt. Eng. 2009;48(11): doi: /
Date of download: 6/22/2016 Copyright © 2016 SPIE. All rights reserved. Average recognition rates versus subspace dimensions on the HumanID gait database. Figure Legend: From: Unimodal biometric system based on local topology structure preserving projections Opt. Eng. 2009;48(11): doi: /