MARS v3: Beating SASRec on Sequential Recommendation
Results on MovieLens-1M (Full Ranking, 3416 items)
| Model | HR@5 | HR@10 | HR@20 | NDCG@10 | MRR@10 |
|---|---|---|---|---|---|
| SASRec (CE loss) | 0.0480 | 0.0826 | 0.1144 | 0.0385 | 0.0251 |
| MARS-cl02-f3 | 0.0538 | 0.0854 | 0.1197 | 0.0390 | 0.0248 |
| MARS-cl005-f2 | 0.0507 | 0.0829 | 0.1149 | 0.0383 | 0.0248 |
| MARS-cl01-f2-d15 | 0.0507 | 0.0826 | 0.1146 | 0.0382 | 0.0246 |
Architecture
- Long-term: FMLP FFT filters (O(n log n)) + Compressive Memory
- Short-term: Causal Self-Attention
- Training: Full Softmax CE + DuoRec Dropout Contrastive (InfoNCE)
- Adaptive per-user fusion gate