Metric: ANS-EM (higher is better)
| # | Model↕ | ANS-EM▼ | Extra Data | Paper | Date↕ | Code |
|---|---|---|---|---|---|---|
| 1 | Beam Retrieval | 0.727 | No | End-to-End Beam Retrieval for Multi-Hop Question... | 2023-08-17 | Code |
| 2 | AISO | 0.675 | No | Adaptive Information Seeking for Open-Domain Que... | 2021-09-14 | Code |
| 3 | Chain-of-Skills | 0.674 | No | Chain-of-Skills: A Configurable Model for Open-d... | 2023-05-04 | Code |
| 4 | HopRetriever + Sp-search | 0.671 | No | HopRetriever: Retrieve Hops over Wikipedia to An... | 2020-12-31 | - |
| 5 | HopRetriever | 0.671 | No | - | - | - |
| 6 | TPRR | 0.67 | No | - | - | - |
| 7 | IRRR+ | 0.663 | No | Answering Open-Domain Questions of Varying Reaso... | 2020-10-23 | Code |
| 8 | EBS-Large | 0.662 | No | - | - | - |
| 9 | IRRR | 0.657 | No | Answering Open-Domain Questions of Varying Reaso... | 2020-10-23 | Code |
| 10 | EBS-SH | 0.655 | No | - | - | - |
| 11 | HopRetriever-V2 | 0.648 | No | - | - | - |
| 12 | AFSGraph-retriever | 0.646 | No | - | - | - |
| 13 | Step-by-Step Retriever | 0.63 | No | - | - | - |
| 14 | DDRQA | 0.625 | No | Answering Any-hop Open-domain Questions with Ite... | 2020-09-16 | - |
| 15 | Recursive Dense Retriever | 0.623 | No | Answering Complex Open-Domain Questions with Mul... | 2020-09-27 | Code |
| 16 | DR model large | 0.62 | No | - | - | - |
| 17 | Model name | 0.617 | No | - | - | - |
| 18 | HopAns | 0.617 | No | - | - | - |
| 19 | Multi-dimensional-AFSGraph | 0.615 | No | - | - | - |
| 20 | HopRetriever-V1 | 0.608 | No | - | - | - |
| 21 | Anonymous | 0.604 | No | - | - | - |
| 22 | Tree-shaped-cluster | 0.603 | No | - | - | - |
| 23 | AFSgraph | 0.601 | No | - | - | - |
| 24 | AFSgraph model | 0.601 | No | - | - | - |
| 25 | Robustly Fine-tuned Graph-based Recurrent Retriever | 0.6 | No | Learning to Retrieve Reasoning Paths over Wikipe... | 2019-11-24 | Code |
| 26 | RoBERTa-DenseRetriever-Fast | 0.598 | No | - | - | - |
| 27 | DPR-recurrent | 0.598 | No | - | - | - |
| 28 | HGN-albert + SemanticRetrievalMRS IR | 0.597 | No | - | - | - |
| 29 | RoBERTa-DenseRetriever | 0.596 | No | - | - | - |
| 30 | SAFSR model | 0.589 | No | HotpotQA: A Dataset for Diverse, Explainable Mul... | 2018-09-25 | Code |
| 31 | DR model | 0.588 | No | - | - | - |
| 32 | GraphRR-Fast | 0.582 | No | - | - | - |
| 33 | PromptRank-fewshot-2-demo | 0.581 | No | - | - | - |
| 34 | graph-recurrent-retriever+roberta-base w. S/R-pretraining | 0.581 | No | - | - | - |
| 35 | HGN-large + SemanticRetrievalMRS IR | 0.579 | No | - | - | - |
| 36 | HGN + SemanticRetrievalMRS IR | 0.567 | No | Hierarchical Graph Network for Multi-hop Questio... | 2019-11-09 | Code |
| 37 | Graph-based Recurrent Retriever | 0.56 | No | - | - | - |
| 38 | Quark + SemanticRetrievalMRS IR | 0.555 | No | A Simple Yet Strong Pipeline for HotpotQA | 2020-04-14 | - |
| 39 | MIR+EPS+BERT | 0.529 | No | - | - | - |
| 40 | GAR-BERT | 0.523 | No | - | - | - |
| 41 | Transformer-XH-final | 0.516 | No | - | - | Code |
| 42 | Transformer-XH | 0.49 | No | - | - | - |
| 43 | GAR | 0.482 | No | - | - | - |
| 44 | GAR-NOSF | 0.475 | No | - | - | - |
| 45 | SemanticRetrievalMRS | 0.453 | No | Revealing the Importance of Semantic Retrieval f... | 2019-09-17 | Code |
| 46 | PR-Bert | 0.433 | No | - | - | - |
| 47 | DrKIT | 0.421 | No | - | - | - |
| 48 | Entity-centric BERT Pipeline | 0.418 | No | - | - | - |
| 49 | SAFSr-Bert | 0.394 | No | - | - | - |
| 50 | GoldEn Retriever | 0.379 | No | Answering Complex Open-domain Questions Through ... | 2019-10-15 | Code |
| 51 | Cognitive Graph QA | 0.371 | No | Cognitive Graph for Multi-Hop Reading Comprehens... | 2019-05-14 | Code |
| 52 | AnonymousQ | 0.369 | No | - | - | - |
| 53 | TPReasoner w/o BERT | 0.36 | No | - | - | - |
| 54 | IKFGraph | 0.358 | No | - | - | - |
| 55 | Entity-centric IR | 0.354 | No | - | - | - |
| 56 | HGN Model-reproduce | 0.335 | No | - | - | - |
| 57 | MultiQA | 0.307 | No | - | - | - |
| 58 | MUPPET | 0.306 | No | Multi-Hop Paragraph Retrieval for Open-Domain Qu... | 2019-06-15 | Code |
| 59 | DecompRC | 0.3 | No | Multi-hop Reading Comprehension through Question... | 2019-06-07 | Code |
| 60 | 0.3 | No | - | - | - | |
| 61 | GRN + BERT | 0.299 | No | - | - | - |
| 62 | SAFSr_model | 0.289 | No | - | - | - |
| 63 | QFE | 0.287 | No | Answering while Summarizing: Multi-task Learning... | 2019-05-21 | - |
| 64 | SAQA | 0.284 | No | - | - | - |
| 65 | KGNN | 0.277 | No | Multi-Paragraph Reasoning with Knowledge-enhance... | 2019-11-06 | - |
| 66 | GRN | 0.273 | No | - | - | - |
| 67 | Baseline Model | 0.24 | No | HotpotQA: A Dataset for Diverse, Explainable Mul... | 2018-09-25 | Code |
| 68 | SuppBERT | 0.236 | No | - | - | - |
| 69 | Mistral multi hop with very large sources | 0.08 | No | - | - | - |
| 70 | tes | 0.074 | No | - | - | - |