Image Encryption with Double Spiral Scans and Chaotic Maps

Table 6

Computational time comparison among different algorithms (unit: second).

Algorithm	Lena	Fingerprint	Woman	Lake	Goldhill	ChestXray
[6]	4.601	2.350	4.065	4.059	5.747	4.444
[25]	7.788	2.984	5.838	13.098	12.231	7.782
[31]	4.821	2.718	5.774	6.514	4.382	5.219
Our	2.792	1.755	3.264	3.860	3.759	2.100