Table 2. Gray stego image of baboon.

Author	Bits per pixels (bpp)	Payload	MSE	PSNR
Shehzad & Daǧ (2019)	0.25	65,536	0.12	57.19
Liu, Chang & Chien (2017)	1	262,144	0.39	52.17
Muhammad et al. (2015)	0.08	21,845	0.42	51.89
Setiadi & Jumanto (2018)	1.2	314,572	1.43	46.57
Kuo, Kuo & Wuu (2015)	0.8	221,987	2.24	44.62
Islam et al. (2016)	1.56	410,636	2.4	44.37
Celik et al. (2002)	0.26	74600	7.71	39.26
Yang, Sun & Sun (2009)	2.9	785572	7.89	39.16
Mohamed & Mohamed (2016a)	3.1	838,860	8.4	38.85
Jung & Yoo (2015)	2.97	778,567	10.66	37.85
Khalind & Aziz (2013)	2.25	589,824	11.45	37.54
Xuan et al. (2002)	0.32	85507	14.22	36.6
Shehzad & Dag (2017)	2,00	524,288	21.1	34.92
Muhammad et al. (2017)	0.33	87,381	23.88	34.35
Hamza et al. (2021)	3.01	789,270	26.98	33.82
Chikouche & Chikouche (2017)	0.003	1,024	65.02	30
Hong, Chang & Li (2020)	1	262,144	130.34	26.98
Proposed technique	1	262,144	2.65	43.89