EURASIP Journal on Image and Video Processing

Table 6 Estimation accuracy comparison between conventional algorithm and proposed method with Gaussian blur for different demosaicing methods (unit: %). Block size fixed to 256 × 256

From: Estimation of Bayer CFA pattern configuration based on singular value decomposition

Demosaicing method		Gaussian blur (σ)
Demosaicing method		0.50	0.75	1.00	1.25	1.50	Average
Bilinear	[25]	100.00	99.93	98.50	66.67	45.03	82.03
Bilinear	Proposed	91.97	68.64	53.81	46.12	42.72	60.65
AHD	[25]	49.66	44.29	45.85	37.86	29.52	41.42
AHD	Proposed	97.21	96.80	96.67	96.19	95.92	96.56
VNG	[25]	90.75	88.91	89.17	74.49	50.95	78.86
VNG	Proposed	99.05	99.12	98.44	98.10	97.48	98.44
AMaZE	[25]	60.68	42.86	32.86	26.05	25.37	37. 56
AMaZE	Proposed	95.44	94.29	93.33	91.90	91.29	93.25
DCB	[25]	98.64	92.45	81.02	48.10	33.81	70.80
DCB	Proposed	99.93	99.93	99.93	99.86	99.73	99.88
IGV	[25]	69.18	46.26	18.37	12.65	10.41	31.06
IGV	Proposed	90.75	87.55	84.29	81.70	80.20	84.90
LMMSE	[25]	53.81	26.19	12.65	10.48	13.95	23.42
LMMSE	Proposed	98.10	97.62	96.94	96.39	94.56	96.72
HPDH	[25]	40.00	33.06	28.64	21.63	20.61	28.79
HPDH	Proposed	97.07	96.53	95.71	95.17	94.76	93.25
Average	[25]	70.34	59.24	50.88	37.03	28.71
Average	Proposed	96.19	92.56	89.89	88.18	87.08

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