Smart Switching Bilateral Filter with Estimated Noise Characterization for Mixed Noise Removal

Table 9

PSNR comparison of NCSR, BM3D, TF, SBF, OSBF, and SSBF for image that is speckle noise mixed with salt-and-pepper noise.

Level	NCSR	BM3D	TF	SBF	OSBF	SSBF
1	19.25	14.63	22.37	19.23	29.70	28.70
2	16.88	12.23	20.61	18.75	28.70	27.50
3	15.39	10.74	18.18	17.93	26.70	25.00
4	14.27	09.63	16.03	16.59	25.10	23.50
5	17.43	12.48	19.48	17.60	28.50	26.20
6	15.91	11.07	17.59	16.85	26.50	24.80
7	14.72	09.94	15.41	15.92	24.23	22.70
8	13.83	09.09	13.82	14.64	22.10	20.83
9	16.29	11.19	17.53	15.76	26.20	24.07
10	15.12	10.16	15.80	15.24	25.10	23.05
11	14.22	09.34	13.85	15.00	24.20	22.10
12	13.50	08.66	13.48	14.45	22.60	20.80
13	15.42	10.79	16.14	15.20	25.44	23.64
14	14.36	09.86	14.67	14.80	23.22	22.11
15	13.66	09.12	13.25	13.99	21.87	20.32
16	13.24	08.49	12.62	12.90	20.25	19.32