Multi-hop QA Retrieval on MuSiQue (PR@5, PR@10, QA Acc.)
25.6PR@5GraphER-GAT
Evaluation results
| Method | Links | |||
|---|---|---|---|---|
| GraphER-GATRetriever=Llama-Embed-Nemotron-8B+BM25 + GraphER-GAT2026.03 | 25.6 | 37.4 | 45.2 | |
| GraphER-GCSRetriever=Llama-Embed-Nemotron-8B+BM25 + GraphER-GCS2026.03 | 25.4 | 36.9 | — | |
| GraphER-GATRetriever=Cohere-Embed-V4+BM25 + GraphER-GAT2026.03 | 24.5 | 36.3 | 43.5 | |
| Llama-Embed-Nemotron-8B+BM25Retriever=Llama-Embed-Nemotron-8B+BM252026.03 | 24.2 | 35.5 | 44.1 | |
| GraphER-GCSRetriever=Cohere-Embed-V4+BM25 + GraphER-GCS2026.03 | 24 | 35.5 | — | |
| Cohere-Embed-V4+BM25Retriever=Cohere-Embed-V4+BM252026.03 | 23 | 34.1 | 42.2 | |
| GraphER-PPRRetriever=Cohere-Embed-V4+BM25 + GraphER-PPR2026.03 | 22.1 | 34.6 | — | |
| GraphER-PPRRetriever=Llama-Embed-Nemotron-8B+BM25 + GraphER-PPR2026.03 | 17.3 | 27.7 | — |