Table 10 The average NPCR and UACI of grayscale images.

From: An image encryption scheme based on public key cryptosystem and quantum logistic map

Image

NPCR (%)

UACI (%)

Grass

99.6052

33.4684

Tree

99.6132

33.4607

Pentagon

99.6213

33.4925

Art

99.6133

33.4558