| getOptimalCentroids | getOptimalCentroids |
| hvq | hvq |
| HVT | Constructing Hierarchical Voronoi Tessellations |
| hvtHmap | Heat Map over Hierarchical Voronoi Tessellations |
| plotHVT | Plot the hierarchical tesselations. |
| predictHVT | Predict which cell and what level each point in the test dataset belongs to |
| sammonsProjection | sammonsProjection |
| VQ_codebookSplit | VQ_codebookSplit |