Fusion of Cognitive Information: Evaluation and Evolution Method of Product Image Form

Table 15

Linear regression index.

Index	L1	L2	M1	M2	I1	I2	ε	β
R^2	0.005	0.165	0.001	0.022	0.008	0.035	0.231	0
MAD	0.4919	0.4737	0.4969	0.5034	0.5046	0.5035	0.4909	0.4970
Index	γ	δ	θ	λ	K	L1/L2	M1/M2	I1/I2
R^2	0.001	0.032	0.002	0.113	0.208	0.254	0.015	0.092
MAD	0.4964	0.4712	0.4987	0.4890	0.4628	0.4444	0.5017	0.4952

R2, goodness of fit; MAD, mean absolute deviation.