Low-Dose CT Image Denoising with Improving WGAN and Hybrid Loss Function

Table 4

Quantitative results for Figure 8 (the results of thoracic CT images dataset) utilizing different methods. Low dose indicates the noisy low-dose images, and others are the results of different methods.

Quantitative measurements	LDCT	BM3D	CNN200	WGAN	SMGAN	Ours
PSNR/dB	25.66	30.86	33.57	33.60	33.73	34.03
SSIM	0.4485	0.6552	0.8001	0.8018	0.8049	0.8159
FSIM	0.9103	0.9486	0.9630	0.9565	0.9670	0.9744