Region-Based Segmentation and Wiener Pilot-Based Novel Amoeba Denoising Scheme for CT Imaging

Table 4

Image quality comparison of the proposed and classical schemes in real clinical head CT-based implementation.

Scheme name	RMSE	PSNR	SSIM	EPI	SI	SC	NAE
Sparse-view FBP	0.085	21.32	0.22	0.211	5.75	0.959	0.290
Classical amoeba	0.053	25.46	0.37	0.210	40.17	0.993	0.179
Proposed RBS amoeba	0.047	26.52	0.44	0.289	350.3	1.002	0.142