High speed and robust illumination invariant face recognition techniques
Zhichao Lian · 2013
Performance comparison for the PCA combined with different illumination compensation methods in Subset 3 . . . . . . . . . . . . . . .4.3 Performance comparison for the PCA combined with different illumination compensation methods in Subset 4 . . . . . . . . . . . . . . .4.4 Performance comparison for the PCA combined with different illumination compensation methods in Subset 5 . . . . . . . . . . . . . . .4.5 Performance comparison for the PCA+LDA combined with different illumination compensation methods in Subset 3 . . . . . . . . . . . .4.6 Performance comparison for the PCA+LDA combined with different illumination compensation methods in Subset 4 . . . . . . . . . . . .4.7 Performance comparison for the PCA+LDA combined with different illumination compensation methods in Subset 5 . . . . . . . . . . . .4.8 Performance comparison for different discarded low-frequency DCT coefficients with diamond local area . . . . . . . . . . . . . . . . . . .4.9 Performance comparison for different discarded low-frequency DCT coefficients with circle local area . . . . . . . . . . . . . . . . . . . . .4.10 Performance comparison for different shapes and sizes of local area in Subset 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4.11 Performance comparison for different shapes and sizes of local area in Subset 4 . . . . . . . . . . . . . . . . .