Alignment-Free and High-Frequency Compensation in Face Hallucination

Table 2

Comparison of the averaged PSNR for a nonaligned face image database (C&P).

Methods	Conventional; SR [10]	Conventional; SR + patch	Proposed; SR 1 + patch	Proposed; SR 2 + patch	Proposed; SR 3 + patch	Bicubic
Mean	20.42	31.21	32.49	32.19	32.96	30.86
Stv.	1.03	1.54	1.60	1.50	1.58	1.37