Table 2 Accuracy evaluation for higher dimensional data sets
Data size | \(\gamma\) | \(\epsilon ^{\star }\) | Clusters ADMM-based convex clustering-like method | Clusters k-means | ADMM-based convex clustering-like method s.score | k-means s.score |
|---|---|---|---|---|---|---|
\(1000 \times 3\) | 5.0 | 4 | 8 | 8 | 0.76 | 0.76 |
\(5000 \times 3\) | 6.6 | 2 | 4 | 4 | 0.77 | 0.78 |
\(5000 \times 5\) | 6.6 | 2 | 5 | 4 | 0.62 | 0.75 |
\(10{,}000 \times 3\) | 6 | 5 | 10 | 10 | 0.69 | 0.75 |