Table 9.

NPCR and UACI indicators for special plaintexts.

Original Image	NPCR (99.6094)			UACI (33.4635)
	R	G	B	R	G	B
All-black	99.6121	99.6102	99.6105	33.5744	33.5200	33.3917
All-white	99.6075	99.6100	99.6100	33.4578	33.4683	33.4555
$P_1$	99.5284	99.4976	99.4469	33.4466	33.6076	33.3642
$P_2$	99.6104	99.6089	99.6113	33.4254	33.5033	33.4453