Table 1.

Optimizing quality measurements for TQWT decomposed images.

Q	r	J	Chest X-ray images 1		Chest X-ray images 2		CT scan		MRI
			PSNR	SSIM	PSNR	SSIM	PSNR	SSIM	PSNR	SSIM
3	3	2	47.9173	0.9901	45.7127	0.9949	42.4208	0.9904	41.7225	0.9958
4			50.4271	0.9946	47.3663	0.9968	43.4716	0.9936	42.4547	0.9971
5			49.1728	0.9924	46.4849	0.9957	41.9729	0.9922	40.7496	0.9952
6			49.0592	0.9922	46.1085	0.9952	40.9478	0.9913	39.7352	0.9931
7			48.5168	0.9921	45.7690	0.9946	40.1148	0.9900	39.1375	0.9902
3		3	46.5160	0.9873	43.9821	0.9923	39.5144	0.9843	38.6477	0.9853
4			47.2999	0.9887	44.2713	0.9930	40.1446	0.9865	39.3283	0.9924
5			48.7629	0.9922	45.8647	0.9952	41.5023	0.9912	40.2830	0.9946
6			48.0599	0.9902	45.2835	0.9941	40.6298	0.9900	39.4280	0.9922
7			48.3067	0.9917	45.5364	0.9945	40.0446	0.9897	39.0282	0.9900
3		4	44.2128	0.9850	41.7548	0.9878	36.5341	0.9764	35.6735	0.9569
4			46.1557	0.9869	43.1073	0.9909	38.3391	0.9817	37.5975	0.9829
5			46.4327	0.9870	43.5358	0.9915	38.9386	0.9840	38.0069	0.9889
6			47.6471	0.9900	44.7899	0.9936	40.1210	0.9823	38.9252	0.9913
7			47.6001	0.9904	44.9237	0.9935	39.6900	0.9883	38.6860	0.9889
3		5	42.2357	0.9809	39.1245	0.9807	33.8711	0.9704	33.6807	0.9295
4			44.6694	0.9850	41.8046	0.9875	36.5913	0.9758	35.7242	0.9599
5			45.3264	0.9846	42.4492	0.9892	37.3568	0.9789	36.5811	0.9786
6			45.9121	0.9854	42.9670	0.9901	38.1996	0.9823	37.0857	0.9844
7			47.2194	0.9901	44.3838	0.9929	39.1981	0.9869	38.2265	0.9877