set1/paper1a

Method	Time (sec)	F-measure %	PSNR (dB)	NRM (10^-2)	IND
Otsu	0.02953	26.177	5.947	34.910	0.062
Chang	0.11938	67.246	22.556	5.877	0.506
Niblack	5.21260	63.762	21.012	6.853	0.468
Sauvola	5.20940	4.480	22.525	48.855	0.021
Bernsen	4.77200	70.410	24.031	5.067	0.543
Rahul	8.41260	99.657	72.112	0.161	0.993
Gatos	17.10150	86.067	34.896	7.169	0.722
Kim	57.64000	82.250	30.696	2.603	0.699
Valizadeh	18.53200	84.215	32.227	2.764	0.722