Table 8 Entropy analysis of original and encrypted latent images.

From: Image encryption with 6D hyperchaotic system and vision transformer autoencoder

Image

Original Latent Image

Encrypted Latent Image

Barbara

4.7431

7.9987

Boats

4.6252

7.9984

Female

4.5984

7.9987

House

4.5192

7.9986

Jelly beans

4.4527

7.9985

Peppers

4.7196

7.9984

Plane

4.5989

7.9986

Sailboat

4.8262

7.9985

Splash

4.6805

7.9985

Tree

4.9068

7.9986

Average

4.6671

7.9986