clearclcclose allformat compact Input DataKeyHex = 6b679b3c77826d30a79e612114a8c18df984c176f4e529f684748ad052241b17; s a 128 digital hex keyPlainImg=imreadLena512bmp;MN=sizePlainImg;PlainImg=doublePl
import numpy as np import cv2
KeyHex = '6b679b3c77826d30a79e612114a8c18df984c176f4e529f684748ad052241b17' PlainImg = cv2.imread('Lena512.bmp', cv2.IMREAD_GRAYSCALE) M, N = PlainImg.shape PlainImg = PlainImg.astype(np.float64)
Crop = 16 NoiseLevel = 0.005
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