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J. Ma, N. Ahuja, C. Neti and A. Senior, Recovering Frontal-Pose Image from a Single Profile Image, IEEE International Conference on Image Processing, Vol. 2, Vancouver, BC, Canada, September 2000, 243-247. 

M.-H. Yang, N. Ahuja and D. Kriegman, Face Recognition Using Kernel Eigenfaces, IEEE Int. Conference on Image Processing, Vol. 1, Vancouver, BC, Canada, Sept. 2000, 37-41.  

M.H. Yang and N. Ahuja, A Geometric Approach to Train Support Vector Machines, IEEE International Conference on Computer Vision and Pattern Recognition, Vol. I, Hilton Head, SC, June 2000, 430-437. 

M.H. Yang and N. Ahuja, Face Detection and Hand Gesture Recognition for Vision-Based Human Computer Interaction, Kluwer Academic Publishers, 2001.