Toward a priori noise characterization for real-time edge-aware denoising in fluoroscopic devices

Table 1 Mean and standard deviation of the noise parameters estimation errors

Parameter error	Sequences	Errors on noise parameters estimates
		F = 100		F = 50		F = 25		F = 10
		Mean	SD	Mean	SD	Mean	SD	Mean	SD
\({a}_{er{r}_{p}}\)	1–7	− 0.0025	0.0056	− 0.0042	0.0065	− 0.0062	0.0105	− 0.0126	0.0176
\({a}_{er{r}_{p}}\)	8–14	− 0.0226	0.0422	− 0.0280	0.0503	− 0.0467	0.0825	− 0.1078	0.1643
\({b}_{er{r}_{p}}\)	1–7	0.0051	0.0083	0.0068	0.0094	0.0115	0.0144	0.0175	0.0235
\({b}_{er{r}_{p}}\)	8–14	0.0362	0.0724	0.0458	0.0920	0.0751	0.1610	0.1686	0.2793
\({b}_{er{r}_{abs}}\)	1–7	0.2755	0.5082	0.3763	0.7232	0.6742	0.8471	1.5837	2.1418
\({b}_{er{r}_{abs}}\)	8–14	3.2800	6.7123	4.0795	7.5838	7.5403	16.832	14.885	30.1688

The statistics are computed for sequences 1–7 and 8–14 separately, and for each considered number of available frames (F)

ISSN: 1475-925X