- Encyclopedia of Biometrics, Springer US, (2009)
- IEEE Trans. Pattern Anal. Mach. Intell. 29(4):640-649 (2007)
- CVPR, page 3217-3224. IEEE, (2011)
- BMVC, page 869-878. British Machine Vision Association, (2006)
- International Journal of Computer Vision 89(2-3):382-391 (2010)
- CVPR, page 3447-3454. IEEE, (2010)
- CVPR, page 2721-2728. IEEE, (2010)
- J. Graphics Tools 12(1):61-71 (2007)
- ICDM Workshops, page 144-151. IEEE Computer Society, (2009)
- AVSS, page 325. IEEE Computer Society, (2008)
- AVSS, page 39-44. IEEE Computer Society, (2007)
- ACM Multimedia, page 609-612. ACM, (2009)
- ACM Multimedia, page 677-680. ACM, (2009)
- Pattern Recognition 41(3):796-804 (2008)
- CVPR 2, page 1183. IEEE Computer Society, (2005)
- CVPR 2, page 1022-1029. IEEE Computer Society, (2005)


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