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

Table 1

The results obtained by the different competing methods for head pose estimation based on three feature representations.

Method	Features	Face Database
		PIE	HPI	UMIST
PCA	Gray	57.56%	78.04%	52.34%
	Gabor	43.73%	75.71%	32.74%
	HOG	89.33%	89.68%	86.55%
LDA	Gray	62.20%	82.34%	64.09%
	Gabor	62.20%	75.60%	61.02%
	HOG	93.54%	90.64%	87.28%
QRLDA	Gray	77.05%	76.00%	48.48%
	Gabor	60.62%	70.75%	16.04%
	HOG	94.98%	78.00%	60.91%
CFA	Gray	93.23%	64.36%	46.74%
	Gabor	73.63%	56.09%	6.47%
	HOG	93.94%	87.18%	84.54%
DCFB	Gray	94.11%	76.55%	70.56%
	Gabor	75.08%	87.09%	79.37%
	HOG	100.00	99.61	100.00