Improved Chaos-Based Cryptosystem for Medical Image Encryption and Decryption

Table 4

NC results of encrypted images.

Image	NC
	Red	Blue	Green
Lena	−0.0041	−0.0024	−0.00065
Peppers	−0.0025	−0.00018	−0.00079
Baboon	−0.0027	−0.0028	−0.00063
3D ultrasound	0.00003	−0.00021	−0.00029
3D ankle	−0.00009	0.00003	−0.00024
3D X-ray	−0.00041	−0.00042	−0.0015
3D radiography	−0.0039	−0.00367	−0.0043
3D CT-scan	−0.0028	−0.00056	−0.00073
1D ultrasound	−0.0047
MRI	−0.0036
Endoscopy	−0.00042