Table 8.

Comparison of UACI values

Image (256 × 256)	Proposed scheme	S. S. Askar et al. (2019) [5]	T. Li et al (2020) [14]	Y. Wan et al. (2020) [31]	J. Ferdush et al. (2021) [9]
Lena	33.40	33.43	33.42	33.52	20.75
Barbara	33.51	33.45	33.43	-	-