[Retracted] Enhanced Lorenz-Chaotic Encryption Method for Partial Medical Image Encryption and Data Hiding in Big Data Healthcare

Table 1

Recovered image PSNR for the various embedding rate.

Embedding rate		PSNR
		0.005	0.01	0.05	0.1	0.2	0.3	0.4	0.5
Im 1	1 LSB plane	132.41	132.14	118.1	113.06	110.06	107.08	105.6	104.07
	2 LSB planes	115.1	114.87	110.2	105.07	103.12	101.26	100.12	99.76
	3 LSB planes	106.15	105.47	101.76	99.43	97.42	95.41	94.32	93.13
Im 5	1 LSB plane	135.67	133.46	116.36	110.62	109.64	107.68	105.61	104.21
	2 LSB planes	115.61	114.28	110.21	105.61	104.62	101.32	101.16	99.16
	3 LSB planes	105.12	104.21	102.26	101.54	99.42	96.32	95.53	94.21
Im 9	1 LSB plane	134.51	133.43	116.87	113.26	110.43	107.62	106.32	106.42
	2 LSB planes	115.62	114.32	110.72	107.24	105.34	103.16	102.12	101.53
	3 LSB planes	106.21	105.54	103.31	101.41	97.62	96.37	95.21	94.17
Average value	1 LSB plane	134.52	135.47	117.61	114.42	109.21	108.43	105.12	104.21
	2 LSB planes	115.21	114.67	109.37	106.31	103.64	101.21	101.13	99.87
	3 LSB planes	106.72	105.32	102.36	99.24	97.61	95.62	95.12	94.31