1. Lambertian reflectance and linear subspaces;Basri;IEEE Transactions on Pattern Analysis and Machine Intelligence,2003
2. Chen H.F. , Belhumeur P.N. and Jacobs D.W. , In search of illumination invariants, In Computer Vision and Pattern Recognition, 2000. Proceedings. IEEE Conference on, vol. 1 (2000). 254–261. IEEE.
3. Illumination compensation and normalization for robust face recognition using discrete cosine transform in logarithm domain;Chen;IEEE Transactions on Systems Man and Cybernetics Part B (Cybernetics),2006
4. Nearest neighbor pattern classification;Cover;IEEE Transactions on Information Theory,1967
5. Delac K. , Grgic M. and Kos T. , Sub-image homomorphic filtering technique for improving facial identification under difficult illumination conditions, In International Conference on Systems, Signals and Image Processing 1 (2006), 21–23.