Otsu-Canny

A Selective Block Cipher Image Encryption Algorithm based on Otsu-automated Canny Edge Detection, 4-D Hyperchaotic System, Improved Logistic Map and Square Wave SFC
Novel selective image encryption technique based on 4-D hyperchaos, improved 1-D Logistic map, and the square wave space filling curve (SFC) is proposed that outperforms existing schemes.