| | Metric | LightGCN + IPS | MMoE single-task | MMoE multi-task | | |
| |:-----------------|:-----------------|:-------------------|:------------------| | |
| | Recall@500 | 0.0011 | - | - | | |
| | NDCG@10 | 0.0443 | - | - | | |
| | AUC (pClick) | - | 0.8319 | 0.8223 | | |
| | ECE (after cal.) | - | - | 0.0677 | | |
| | MSE (E-value) | - | 0.1172 | 0.0787 | | |
| | p50 latency ms | 0.04 | - | - | | |
| | p99 latency ms | 0.13 | - | - | |