Table 10 Effect of clutter density on contour estimates MD and elapsed time in the second scenario
From: Gaussian processes based extended target tracking in polar coordinates with input uncertainty
\(\lambda _{c}\) \(({\text {m}}\cdot {\text {rad}})^{-1}\) | MD | Elapsed time (s) | ||||||
|---|---|---|---|---|---|---|---|---|
GP-PDA | IGP-PDA TS | IGP-PDA SS | IGP-PDA MC | GP-PDA | IGP-PDA TS | IGP-PDA SS | IGP-PDA MC | |
\(4\times 10^{-4}\) | 19.5296 | 16.2759 | 15.9252 | 15.6275 | 0.4752 | 0.5931 | 0.4640 | 2.3628 |
\(6\times 10^{-4}\) | 17.5733 | 10.5588 | 11.2339 | 10.0303 | 0.5723 | 0.6847 | 0.5062 | 3.2188 |
\(8\times 10^{-4}\) | 16.7363 | 10.9033 | 13.7615 | 13.1029 | 0.5956 | 0.7535 | 0.4416 | 4.0414 |