High-Capacity Data Hiding Method Based on Two Subgroup Pixels-Value Adjustment Using Encoding Function

Table 1

Eight algorithms’ payload.

	Number of adjacent pixels in a group	Embedding bits for each group	Payload (bpp)
EMD	n
IEMD	2	3	1.5
JY	1	2	2
GEMD	n	n + 1
KKWW	n	nk + 1
SB	1	K	k
MOPNA	2	2k + 1
MPA	n	nk + 2