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

Table 10

Information entropy.

Image	Lena	Baboon
Proposed	7.9972	7.9971
Ref. [57]	7.9993	7.9993
Ref. [83]	7.9972	7.9025
Ref. [84]	7.8683	—
Ref. [85]	7.9030	7.9026