Table 2.
Average segment error as a percent of the range of motion, normalized over all of the deflection modes used for evaluation of performance.
| # Sensors | 1 | 2 | 3 | 4 | 5 | 6 | |
|---|---|---|---|---|---|---|---|
| Median | 16.71 | – | – | – | – | – | |
| SS, DEM | 3rd Quart. | 16.92 | – | – | – | – | – |
| 1st Quart. | 16.16 | – | – | – | – | – | |
| Median | – | 8.309 | 5.423 | 4.033 | 3.178 | 2.634 | |
| EE, DEM | 3rd Quart. | – | 8.321 | 5.465 | 4.077 | 3.212 | 2.672 |
| 1st Quart. | – | 8.281 | 5.305 | 3.931 | 3.105 | 2.592 | |
| Median | – | 7.561 | 4.504 | 3.090 | 2.342 | 1.914 | |
| HO, E-WAM | 3rd Quart. | – | 7.735 | 4.720 | 3.230 | 2.538 | 1.993 |
| 1st Quart. | – | 7.277 | 4.280 | 2.878 | 2.257 | 1.784 | |
| Median | – | 1.552 | 0.262 | 0.0915 | 0.0434 | 0.0366 | |
| HO, WAM | 3rd Quart. | – | 2.086 | 0.364 | 0.112 | 0.0538 | 0.0475 |
| 1st Quart. | – | 1.403 | 0.181 | 0.0653 | 0.0289 | 0.0228 | |
| Median | – | 1.542 | 0.238 | 0.0836 | 0.0368 | 0.0315 | |
| OO, WAM | 3rd Quart. | – | 2.063 | 0.362 | 0.106 | 0.0506 | 0.0437 |
| 1st Quart. | – | 1.389 | 0.175 | 0.0427 | 0.0220 | 0.0215 |
SS, single sensor; EE, end to end; HO, heuristic overlapping; OO, optimized overlapping; DEM, direct estimation method; E-WAM, non-weighted averaging method; WAM, weighted averaging method.