Table 1
Correct nearest neighbor classification ratios of asteroid classes S, Ch, C, P, M, and D for different k values.
| k | S | Ch | C | P | M | D |
|---|---|---|---|---|---|---|
| 3 | 0.827 | 0.697 | 0.456 | 0.271 | 0.511 | 0.540 |
| 4 | 0.875 | 0.753 | 0.477 | 0.262 | 0.599 | 0.672 |
| 5 | 0.889 | 0.806 | 0.464 | 0.271 | 0.624 | 0.756 |
| 6 | 0.899 | 0.808 | 0.479 | 0.280 | 0.652 | 0.750 |
| 7 | 0.910 | 0.835 | 0.459 | 0.282 | 0.643 | 0.769 |
| 8 | 0.906 | 0.838 | 0.464 | 0.278 | 0.678 | 0.770 |
| 9 | 0.909 | 0.848 | 0.456 | 0.287 | 0.664 | 0.792 |
| 10 | 0.916 | 0.852 | 0.450 | 0.286 | 0.659 | 0.783 |
Notes. The number of tested objects correctly classified divided by the number tested, averaged over a 1000 classification runs with different training and test datasets created from the known dataset. The best ratio for each asteroid class is highlighted in blue.
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