An Image Enhancement Algorithm Based on Fractional-Order Phase Stretch Transform and Relative Total Variation

Table 1

Comparison of the test data of different images.

Image	S	W	X	Y	Lam	Sig
Image 1	0.48	12.24	1	1	0.01	3
Image 2	12.12	0.50	0.9	1.1	0.008	2
Image 3	13.12	13.14	1	1	0.005	1
Image 4	13.12	13.12	1.05	0.95	0.001	1