Table 1.
Clustering method and the related clustering objects.
| Reference | Clustering Object | Clustering Method |
|---|---|---|
| [25] | Tri-partition RSSIs | K-means |
| [94] | Location Fingerprints | Affinity Propagation Clustering (APC) |
| [95] | Wifi Fingerprints | K-means + KWNN (K-Weighted Nearest Node) |
| [96] | RSSI Radio Map | K-means + Mean-Shift |
| [97] | Zone-based RSSI data | K-means |
| [15] | RTT and AOA | Coordinates Clustering |
| [98] | Location Fingerprints | Fuzzy C-Means (FCM) |
| [99] | RSSI Fingerprint Map of 5G signals |
KNN |
| [100] | Wifi Fingerprints | Gaussian Mixture Model (GMM)-based Soft Clustering |