Table 4 Results of the comparison of confusion strategies.

From: Reconfigurable security solution based on hopfield neural network for e-healthcare applications

Metrics

Images

Confusion- Tent map

Diffusion- Hopfield

Confusion-LFSR

Diffusion- Hopfield

Entropy

Cameraman

7.9964

7.9965

Pout

7.9897

7.9900

Moon

7.9262

7.9957

Trees

7.9908

7.9911

Coins

7.9909

7.9912

Correlation

Coefficient

(Horizontal)

Cameraman

-0.0025

-4.97e-05

Pout

-0.0032

-0.022

Moon

-0.0060

0.0017

Trees

-0.0013

-0.0057

Coins

-0.0026

-0.0060

Correlation

Coefficient

(Vertical)

Cameraman

0.0012

0.0021

Pout

0.0037

-0.0208

Moon

0.0041

0.0044

Trees

0.0040

0.0089

Coins

0.0134

0.0009

Correlation

Coefficient

(Diagonal)

Cameraman

-0.121

0.0107

Pout

-0.0929

0.0325

Moon

0.0114

0.0855

Trees

0.0290

-0.0686

Coins

-0.0303

-0.1010