Research Article
Random Forest Based Coarse Locating and KPCA Feature Extraction for Indoor Positioning System
Table 1
Performance of FCM and
-means for classification.
| FCM | -means | Clusters | Number of RPs | Classifying correctly | Clusters | Number of RPs | Classifying correctly |
| 1 | 149 | 144 | 1 | 211 | 195 | 2 | 180 | 176 | 2 | 157 | 142 | 3 | 187 | 185 | 3 | 167 | 167 | 4 | 123 | 89 | 4 | 144 | 121 | 5 | 189 | 166 | 5 | 149 | 100 |
| Classification accuracy: 82.1% | Classification accuracy: 87.6% |
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