Table 1 Training results of six basic classifiers on penalty factor c and kernel function parameter σ2
From: Unpaved road detection based on spatial fuzzy clustering algorithm
Adopted normalized feature | c | σ2 | Training time (s) | Number of positive samples | Accuracy (%) |
|---|---|---|---|---|---|
Gray feature (non-classification) | 4 | 256 | 587 | 1027 | 82.9 |
Location feature (non-classification) | 8 | 8 | 309 | 518 | 41.4 |
Shape feature (non-classification) | 8 | 512 | 291 | 538 | 43.0 |
Gray feature (classification) | 8 | 1 | 291 | 1314 | 100.0 |
Location feature (classification) | 8 | 1 | 271 | 1314 | 100.0 |
Shape feature (classification) | 4 | 1 | 339 | 1144 | 87.1 |