Medical Image Encryption and Compression Scheme Using Compressive Sensing and Pixel Swapping Based Permutation Approach

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td align="left">Direction</td><td align="center">Plain image</td><td align="center">Cipher image</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td align="left">Horizontal</td><td align="center">0.9218</td><td align="center">−0.0131</td></tr><tr><td align="left">Vertical</td><td align="center">0.9605</td><td align="center">−0.0084</td></tr><tr><td align="left">Diagonal</td><td align="center">0.8891</td><td align="center">−0.0180</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Correlation coefficients of adjacent pixels.

Mathematical Problems in Engineering

tab1

Table 1

Table 1: Medical Image Encryption and Compression Scheme Using Compressive Sensing and Pixel Swapping Based Permutation Approach 