Model Selection Recommendation on Closure model selection dataset 136 cases (test)
52.4MRR@1Hybrid Cold-Start Recommender System (RS)
Evaluation Results
| Method | Links | ||
|---|---|---|---|
| Hybrid Cold-Start Recommender System (RS)Sparsity=0.252026.04 | 52.4 | 60.9 | |
| Hybrid Cold-Start Recommender System (RS)Sparsity=0.752026.04 | 47 | 57.2 | |
| Popularity from imputed entries after matrix completion (MC)Sparsity=0.252026.04 | 46.1 | 55.7 | |
| Hybrid Cold-Start Recommender System (RS)Sparsity=0.502026.04 | 45.9 | 55.9 | |
| Popularity baseline from observed entries (Pop)Sparsity=0.252026.04 | 44.3 | 54.4 | |
| Popularity baseline from observed entries (Pop)Sparsity=0.502026.04 | 42.9 | 54.1 | |
| Popularity from imputed entries after matrix completion (MC)Sparsity=0.502026.04 | 42.2 | 53.9 | |
| Popularity from imputed entries after matrix completion (MC)Sparsity=0.752026.04 | 40.5 | 52.6 | |
| Popularity baseline from observed entries (Pop)Sparsity=0.752026.04 | 40 | 51.4 | |
| Hybrid Cold-Start Recommender System (RS)Sparsity=0.902026.04 | 40 | 51.3 | |
| Popularity from imputed entries after matrix completion (MC)Sparsity=0.902026.04 | 39.6 | 51.2 | |
| Popularity baseline from observed entries (Pop)Sparsity=0.902026.04 | 37.4 | 49.3 | |
| Random2026.04 | 16.5 | 25.4 | |
| Reference2026.04 | 13.6 | — |