Improved diagonal queue medical image steganography using Chaos theory, LFSR, and Rabin cryptosystem

Brain Informatics

Table 3 Observed Capacity, MSE, and PSNR value (different Brain disease cover images of same/different sizes with various secret cipher medical data of same/different sizes)

Brain disease cover image (*.bmp)	Brain disease cover image size (Kilo bytes)	Quantity of cipher embedded (Bytes)	Maximum embedding volume (Kilo bytes)	Percentage of embedding volume in % w.r.t (Image size)	MSE	PSNR (dB)
Vascular (Multi-Infarct) dementia	262	256	97.54	37	0.0031	76.57
Vascular (Multi-Infarct) dementia	262	1024	97.54	37	0.0062	72.17
HIV-associated dementia	262	256	93.57	36	0.0038	75.36
HIV-associated dementia	262	1024	93.57	36	0.0067	72.58
Brain Huntington’s disease	262	256	90.43	35	0.0052	75.02
Brain Huntington’s Disease	262	1024	90.43	35	0.0043	73.48
Corticobasal degeneration	262	256	88.31	34	0.0037	77.16
Corticobasal degeneration	262	1024	88.31	34	0.0057	73.27
Vascular (Multi-infarct) dementia	1048	256	408.20	39	0.0004	85.26
Vascular (Multi-Infarct) dementia	1048	1024	408.20	39	0.0025	80.39
HIV-associated dementia	1048	256	402.29	38	0.0005	84.28
HIV-associated dementia	1048	1024	402.29	38	0.0024	79.39
Brain Huntington’s disease	1048	256	397.44	37	0.0005	84.39
Brain Huntington’s disease	1048	1024	397.44	37	0.0027	79.49
Corticobasal degeneration	1048	256	385.49	36	0.0004	85.19
Corticobasal degeneration	1048	1024	385.49	36	0.0021	79.36