Pseudorandom Number Generator Based on Three Kinds of Four-Wing Memristive Hyperchaotic System and Its Application in Image Encryption

<table class="table-group" id="tab9"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">Image</td><td class="align_center">Lena</td><td class="align_center">Baboon</td></tr><tr><td class="align_left" colspan="3"><hr/></td></tr><tr><td class="align_left">NPCR (%)</td><td class="align_center">83.4564</td><td class="align_center">83.2596</td></tr><tr><td class="align_left">UACI (%)</td><td class="align_center">34.6828</td><td class="align_center">34.7289</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>NPCR and UACI test results for the two images reported in the experiments.</div>

Complexity

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Table 9

Table 9: Pseudorandom Number Generator Based on Three Kinds of Four-Wing Memristive Hyperchaotic System and Its Application in Image Encryption 