Table 2 Test accuracy of RGGID on JPEG... | Emerald Publishing

Table 2

Test accuracy of RGGID on JPEG compressed images.

Quality factor	Setting	ap2or	hor2zeb	win2sum	citysc.	facades	map2sat	Ukiyoe	Van Gogh	Cezanne	Monet	Average
QF = 75	2 × 2 × 3 only	67.58	89.21	90.31	93.78	89.50	70.98	90.53	98.83	98.97	81.40	87.11
	3 × 3 × 3 only	66.11	88.25	87.32	68.74	93.75	69.98	87.80	89.53	98.87	81.96	83.23
	4 × 4 × 3 only	63.43	89.09	86.16	89.06	93.38	60.40	83.53	80.47	97.50	81.03	82.40
	ensemble (2&3)	68.05	90.38	90.99	81.24	93.00	60.03	89.17	93.33	99.47	80.93	84.66
	ensemble (2&4)	67.08	88.28	90.58	91.29	93.13	59.35	86.83	93.37	97.70	81.36	84.90
	ensemble (all)	65.91	89.96	88.90	89.58	92.88	63.91	88.43	94.80	98.03	81.08	85.34
QF = 85	2 × 2 × 3 only	70.66	91.36	90.13	97.19	91.63	50.23	93.07	98.73	99.83	81.22	86.36
	3 × 3 × 3 only	62.31	92.17	93.43	97.18	95.75	51.92	94.20	93.83	99.83	82.25	86.29
	4 × 4 × 3 only	63.28	92.00	92.80	89.83	93.88	69.66	94.20	91.10	98.70	80.95	86.64
	ensemble (2&3)	72.64	91.69	95.10	87.65	95.63	62.68	96.23	98.33	99.80	82.35	88.21
	ensemble (2&4)	73.58	92.17	94.92	95.90	94.50	60.58	95.03	96.57	99.50	81.82	88.46
	ensemble (all)	72.64	92.46	95.30	95.83	95.75	67.52	96.20	96.53	99.70	82.34	89.43
QF = 95	2 × 2 × 3 only	66.91	92.88	97.65	96.52	95.88	50.00	98.80	99.73	99.97	89.87	88.82
	3 × 3 × 3 only	64.90	95.46	97.58	91.92	95.13	50.00	99.20	97.37	99.97	89.27	88.08
	4 × 4 × 3 only	63.51	95.81	96.90	88.72	96.38	53.47	98.57	92.70	99.53	85.56	87.16
	ensemble (2&3)	67.08	94.29	97.72	92.37	95.88	50.00	99.20	99.17	99.97	91.10	88.68
	ensemble (2&4)	68.42	94.25	97.49	93.85	95.63	51.41	98.93	97.67	99.83	88.92	88.64
	ensemble (all)	64.42	94.25	97.74	91.06	96.25	51.32	99.23	98.87	99.90	89.42	88.26

Quality factor	Setting	ap2or	hor2zeb	win2sum	citysc.	facades	map2sat	Ukiyoe	Van Gogh	Cezanne	Monet	Average
QF = 75	2 × 2 × 3 only	67.58	89.21	90.31	93.78	89.50	70.98	90.53	98.83	98.97	81.40	87.11
	3 × 3 × 3 only	66.11	88.25	87.32	68.74	93.75	69.98	87.80	89.53	98.87	81.96	83.23
	4 × 4 × 3 only	63.43	89.09	86.16	89.06	93.38	60.40	83.53	80.47	97.50	81.03	82.40
	ensemble (2&3)	68.05	90.38	90.99	81.24	93.00	60.03	89.17	93.33	99.47	80.93	84.66
	ensemble (2&4)	67.08	88.28	90.58	91.29	93.13	59.35	86.83	93.37	97.70	81.36	84.90
	ensemble (all)	65.91	89.96	88.90	89.58	92.88	63.91	88.43	94.80	98.03	81.08	85.34
QF = 85	2 × 2 × 3 only	70.66	91.36	90.13	97.19	91.63	50.23	93.07	98.73	99.83	81.22	86.36
	3 × 3 × 3 only	62.31	92.17	93.43	97.18	95.75	51.92	94.20	93.83	99.83	82.25	86.29
	4 × 4 × 3 only	63.28	92.00	92.80	89.83	93.88	69.66	94.20	91.10	98.70	80.95	86.64
	ensemble (2&3)	72.64	91.69	95.10	87.65	95.63	62.68	96.23	98.33	99.80	82.35	88.21
	ensemble (2&4)	73.58	92.17	94.92	95.90	94.50	60.58	95.03	96.57	99.50	81.82	88.46
	ensemble (all)	72.64	92.46	95.30	95.83	95.75	67.52	96.20	96.53	99.70	82.34	89.43
QF = 95	2 × 2 × 3 only	66.91	92.88	97.65	96.52	95.88	50.00	98.80	99.73	99.97	89.87	88.82
	3 × 3 × 3 only	64.90	95.46	97.58	91.92	95.13	50.00	99.20	97.37	99.97	89.27	88.08
	4 × 4 × 3 only	63.51	95.81	96.90	88.72	96.38	53.47	98.57	92.70	99.53	85.56	87.16
	ensemble (2&3)	67.08	94.29	97.72	92.37	95.88	50.00	99.20	99.17	99.97	91.10	88.68
	ensemble (2&4)	68.42	94.25	97.49	93.85	95.63	51.41	98.93	97.67	99.83	88.92	88.64
	ensemble (all)	64.42	94.25	97.74	91.06	96.25	51.32	99.23	98.87	99.90	89.42	88.26