Face Recognition with Support Vector Machines: Global versus Component-based Approach. - Bernd Heisele; Purdy Ho; Tomaso A. Poggio (ICCV, 2001)

Biometric Authentication in Infrastructure Security. - John Armington; Purdy Ho; Paul Koznek; Richard Martinez (InfraSec, 2002)

A handset identifier using support vector machines. - Purdy Ho (INTERSPEECH, 2002)

A Dual-Factor Authentication System Featuring Speaker Verification and Token Technology. - Purdy Ho; John Armington (AVBPA, 2003)

A new SVM approach to speaker identification and verification using probabilistic distance kernels. - Pedro J. Moreno 001; Purdy Ho (INTERSPEECH, 2003)

A Kullback-Leibler Divergence Based Kernel for SVM Classification in Multimedia Applications. - Pedro J. Moreno 001; Purdy Ho; Nuno Vasconcelos (NIPS, 2003)

Face recognition: component-based versus global approaches. - Bernd Heisele; Purdy Ho; Jane Wu; Tomaso A. Poggio (Comput. Vis. Image Underst., 2003)

The Kullback-Leibler Kernel as a Framework for Discriminant and Localized Representations for Visual Recognition. - Nuno Vasconcelos; Purdy Ho; Pedro J. Moreno 001 (ECCV (3), 2004)

SVM kernel adaptation in speaker classification and verification. - Purdy Ho; Pedro J. Moreno 001 (INTERSPEECH, 2004)