Method of Improved Fuzzy Contrast Combined Adaptive Threshold in NSCT for Medical Image Enhancement

Table 4

Comparison of different methods using the average objective index of 65 medical images.

Evaluation standard	Entropy	PSNR	MAE	SSIM	Time
HE	4.49	24.64	0.30	0.312	0.79
MSR	0.002236	24.35	0.26	0.365	9.76
Contourlet	1.15	15.87	0.21	0.753	10.51
NSCT-FU	5.66	27.02	0.09	0.635	91.31
Proposed method	6.37	27.20	0.04	0.862	61.20