Directional Correlation Filter Bank for Robust Head Pose Estimation and Face Recognition

Table 3

Generalization ability of the proposed framework (HPI for training, and PIE and UMIST for testing).

Training database	Test database
HPI	PIE	UMIST
Gray	62.93%	63.57%
Gabor	72.50%	72.72%
HOG	99.80	99.72