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Standard deviation of the errors.
| Methods | Standard Deviation of the Errors | Effective Variabilityof the Errors | ||
|---|---|---|---|---|
| x-axis | y-axis | Distance | ||
| PPC * | 4.1 | 3.8 | 4.5 | 4.1 |
| CHC * | 3.1 | 2.1 | 3.4 | 2.9 |
| PLI * | 3.3 | 4.1 | 4.9 | 4.1 |
| MAI * | 2.5 | 1.6 | 2.6 | 2.2 |
| TLI * | 2.3 | 1.0 | 2.3 | 1.9 |
| NRm | 4.0 | 4.0 | 4.9 | 4.3 |
| LSm | 4.3 | 6.7 | 7.4 | 6.1 |
| WLSm | 4.2 | 4.3 | 5.5 | 4.7 |
* Geometric Models proposed in this work.
