EURASIP Journal on Information Security

Table 1 Average difference in number of edge pixels between image and its (2LSB) masked image

From: Edge-based image steganography

Algorithm	Total	Edge pixels	Edge pixels	Edge pixels	Difference	Difference
	pixels	(average)	(%)	(masked)	(average)	(%)
Canny	262,144	23,818	9.1	24,201	383	1.61
Sobel	262,144	8,451	3.2	8,458	7	0.09
Prewitt	262,144	8,407	3.2	8,415	8	0.10
LOG	262,144	18,220	6.9	18,357	137	0.80

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