Table 1.

LDC scores of all the color spaces under different PCA compression rate.

cmpr(%)	JRGB	JXYZ	JL*a*b*	JYIQ	JHSV	JI1I2I3	JMix	JFus
0	22.984	47.833	18.974	26.609	10.897	26.477	21.731	238.68
2	38.07	110.92	25.964	48.996	13.673	42.645	35.321	434.73
4	59.058	123.78	41.467	83.127	16.981	79.431	73.28	476.62
6	119.55	147.35	70.534	138.83	21.45	151.77	120.34	515.95
8	119.55	161.01	122.54	138.83	27.287	151.77	158.92	515.95
10	161.37	161.01	122.54	138.83	36.217	151.77	190.17	515.95