Re-ranking on Item-based CF (test)
49.9Hit Ratio@3Non-Ranker
Evaluation results
| Method | Links | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Non-RankerRe-ranking Strategy=Baseline (None)2025.12 | 49.9 | 4.68 | 21.27 | 20.81 | 62.2 | 7.55 | 18.82 | 19.57 | 82 | 13.38 | 16.6 | 17.73 | — | — | |
| SFT-DPORe-ranking Strategy=Fine-tuned (SFT+DPO)2025.12 | 48.4 | 4.9 | 20.2 | 21.06 | 64.9 | 8.16 | 20.16 | 20.52 | 87.2 | 16.52 | 20.36 | 20.56 | — | — | |
| LLM Re-RankerRe-ranking Strategy=Zero-shot2025.12 | 46.8 | 4.75 | 19.67 | 20.35 | 64 | 6.71 | 17 | 18.56 | 81.5 | 13.7 | 16.96 | 18.04 | — | — |