Medical Image Visual Appearance Improvement Using Bihistogram Bezier Curve Contrast Enhancement: Data from the Osteoarthritis Initiative

Table 7

Categorization of different methods using Fisher’s Least Significance Difference (LSD) for FSIM.

(𝐼) Method	(𝐽) Method	Mean difference (𝐼−𝐽)	Std. error	𝑃 value	95% confidence interval
					Lower bound	Upper bound
THE	BBHE	−0.07*	0.01	0.00	−0.09	−0.05
	DSIHE	−0.05*	0.01	0.00	−0.06	−0.03
	RMSHE	−0.11*	0.01	0.00	−0.12	−0.09
	RSIHE	−0.10*	0.01	0.00	−0.11	−0.08
	BBCCE	−0.19*	0.01	0.00	−0.21	−0.18
BBHE	THE	0.07*	0.01	0.00	0.05	0.09
	DSIHE	0.02*	0.01	0.01	0.00	0.04
	RMSHE	−0.04*	0.01	0.00	−0.05	−0.02
	RSIHE	−0.03*	0.01	0.00	−0.04	−0.01
	BBCCE	−0.12*	0.01	0.00	−0.14	−0.11
DSIHE	THE	0.05*	0.01	0.00	0.03	0.06
	BBHE	−0.02*	0.01	0.01	−0.04	−0.00
	RMSHE	−0.06*	0.01	0.00	−0.08	−0.04
	RSIHE	−0.05*	0.01	0.00	−0.06	−0.03
	BBCCE	−0.15*	0.01	0.00	−0.16	−0.13
RMSHE	THE	0.11*	0.01	0.00	0.09	0.12
	BBHE	0.03*	0.01	0.00	0.02	0.05
	DSIHE	0.06*	0.01	0.00	0.04	0.08
	RSIHE	0.01	0.01	0.12	−0.00	0.03
	BBCCE	−0.09*	0.01	0.00	−0.10	−0.07
RSIHE	THE	0.09*	0.01	0.00	0.08	0.11
	BBHE	0.03*	0.01	0.00	0.01	0.04
	DSIHE	0.05*	0.01	0.00	0.03	0.06
	RMSHE	−0.01	0.01	0.12	−0.03	0.00
	BBCCE	−0.10*	0.01	0.00	−0.12	−0.08
BBCCE	THE	0.19*	0.01	0.00	0.18	0.21
	BBHE	0.12*	0.01	0.00	0.11	0.14
	DSIHE	0.15*	0.01	0.00	0.13	0.16
	RMSHE	0.09*	0.01	0.00	0.07	0.10
	RSIHE	0.10*	0.01	0.00	0.08	0.12

∗The mean difference is significant at the 0.05 level.