# Multi-hop Question Answering on Bamboogle (EM, RAG Improvement)

Source: [Multi-hop Question Answering on Bamboogle (EM, RAG Improvement)](<https://www.sota2.com/research/sota/multi-hop-question-answering-on-bamboogle-em-rag-improvement>)

Collection index: [llms.txt](<https://www.sota2.com/research/llms.txt>)

Data updated: 2026-05-14T07:58:39.982Z

Evaluation of model performance on the Bamboogle dataset for Multi-hop Question Answering, focusing on Exact Match accuracy and improvement relative to a Vanilla RAG baseline.

A research result applies to its stated dataset, split, metric and evaluation configuration. Compare like-for-like settings, preserve the metric's unit and direction, and distinguish paper-reported results from independent reproduction. The best result recorded here is not a claim of exhaustive, current global coverage.

| Scope | Recorded value |
| --- | --- |
| Task | Multi-hop Question Answering |
| Dataset (including any stated split) | Bamboogle |
| Metric | Exact Match (EM) |
| Unit | PERCENT |
| Direction | Higher is better |
| Results loaded | 14 of 14 |
| Coverage | All results currently returned for this benchmark |

Evaluation settings may differ between results. The original papers and recorded configurations are needed to establish comparability. A shared metric name alone does not establish an identical protocol.

## Metrics

- [Exact Match (EM)](<https://www.sota2.com/research/sota/multi-hop-question-answering-on-bamboogle-em-rag-improvement.md?metric=Exact%20Match%20(EM)>): Higher is better; unit: PERCENT.

- [Improvement over Vanilla RAG](<https://www.sota2.com/research/sota/multi-hop-question-answering-on-bamboogle-em-rag-improvement.md?metric=Improvement%20over%20Vanilla%20RAG>): Higher is better; unit: SCALAR.

## Recorded results

| Method | Exact Match (EM) | Result date | Report paper |
| --- | --- | --- | --- |
| PyRAG | 45.5 | Not recorded | 6a0556f0dbc836b87d828b5a |
| PyRAG | 41.5 | Not recorded | 6a0556f0dbc836b87d828b5a |
| ITER-RETGEN | 33.6 | Not recorded | 6a0556f0dbc836b87d828b5a |
| ITER-RETGEN | 29.6 | Not recorded | 6a0556f0dbc836b87d828b5a |
| IRCoT | 28.3 | Not recorded | 6a0556f0dbc836b87d828b5a |
| Self-Ask | 26.1 | Not recorded | 6a0556f0dbc836b87d828b5a |
| IRCoT | 24.3 | Not recorded | 6a0556f0dbc836b87d828b5a |
| CoT | 23.2 | Not recorded | 6a0556f0dbc836b87d828b5a |
| Self-Ask | 22.1 | Not recorded | 6a0556f0dbc836b87d828b5a |
| Vanilla RAG | 21.6 | Not recorded | 6a0556f0dbc836b87d828b5a |
| CoT | 19.6 | Not recorded | 6a0556f0dbc836b87d828b5a |
| Direct Inference | 17.6 | Not recorded | 6a0556f0dbc836b87d828b5a |
| Vanilla RAG | 16 | Not recorded | 6a0556f0dbc836b87d828b5a |
| Direct Inference | 12 | Not recorded | 6a0556f0dbc836b87d828b5a |

### PyRAG

Exact Match (EM): 45.5. Result ID: 6a05809f47f34ce924ec4d29.

[Reporting paper](<https://www.sota2.com/research/paper/6a0556f0dbc836b87d828b5a.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a0556f0dbc836b87d828b5a.md>)

[Implementation](<https://github.com/GasolSun36/PyRAG>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-72B-Instruct"}. This record does not assert independent reproduction.

### PyRAG

Exact Match (EM): 41.5. Result ID: 6a05809f47f34ce924ec4d22.

[Reporting paper](<https://www.sota2.com/research/paper/6a0556f0dbc836b87d828b5a.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a0556f0dbc836b87d828b5a.md>)

[Implementation](<https://github.com/GasolSun36/PyRAG>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-7B-Instruct"}. This record does not assert independent reproduction.

### ITER-RETGEN

Exact Match (EM): 33.6. Result ID: 6a05809f47f34ce924ec4d28.

[Reporting paper](<https://www.sota2.com/research/paper/6a0556f0dbc836b87d828b5a.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa70f21e209131cea4e48a.md>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-72B-Instruct"}. This record does not assert independent reproduction.

### ITER-RETGEN

Exact Match (EM): 29.6. Result ID: 6a05809f47f34ce924ec4d21.

[Reporting paper](<https://www.sota2.com/research/paper/6a0556f0dbc836b87d828b5a.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa70f21e209131cea4e48a.md>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-7B-Instruct"}. This record does not assert independent reproduction.

### IRCoT

Exact Match (EM): 28.3. Result ID: 6a05809f47f34ce924ec4d27.

[Reporting paper](<https://www.sota2.com/research/paper/6a0556f0dbc836b87d828b5a.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6fd81e209131cea4791d.md>)

[Implementation](<https://github.com/stonybrooknlp/ircot>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-72B-Instruct"}. This record does not assert independent reproduction.

### Self-Ask

Exact Match (EM): 26.1. Result ID: 6a05809f47f34ce924ec4d26.

[Reporting paper](<https://www.sota2.com/research/paper/6a0556f0dbc836b87d828b5a.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa70ef1e209131cea4e227.md>)

[Implementation](<https://github.com/ofirpress/self-ask>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-72B-Instruct"}. This record does not assert independent reproduction.

### IRCoT

Exact Match (EM): 24.3. Result ID: 6a05809f47f34ce924ec4d20.

[Reporting paper](<https://www.sota2.com/research/paper/6a0556f0dbc836b87d828b5a.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6fd81e209131cea4791d.md>)

[Implementation](<https://github.com/stonybrooknlp/ircot>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-7B-Instruct"}. This record does not assert independent reproduction.

### CoT

Exact Match (EM): 23.2. Result ID: 6a05809f47f34ce924ec4d1d.

[Reporting paper](<https://www.sota2.com/research/paper/6a0556f0dbc836b87d828b5a.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6e571e209131cea3f27b.md>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-7B-Instruct"}. This record does not assert independent reproduction.

### Self-Ask

Exact Match (EM): 22.1. Result ID: 6a05809f47f34ce924ec4d1f.

[Reporting paper](<https://www.sota2.com/research/paper/6a0556f0dbc836b87d828b5a.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa70ef1e209131cea4e227.md>)

[Implementation](<https://github.com/ofirpress/self-ask>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-7B-Instruct"}. This record does not assert independent reproduction.

### Vanilla RAG

Exact Match (EM): 21.6. Result ID: 6a05809f47f34ce924ec4d25.

[Reporting paper](<https://www.sota2.com/research/paper/6a0556f0dbc836b87d828b5a.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa69b91e209131cea23c26.md>)

[Implementation](<https://github.com/huggingface/transformers/blob/master/examples/rag/>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-72B-Instruct"}. This record does not assert independent reproduction.

### CoT

Exact Match (EM): 19.6. Result ID: 6a05809f47f34ce924ec4d24.

[Reporting paper](<https://www.sota2.com/research/paper/6a0556f0dbc836b87d828b5a.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6e571e209131cea3f27b.md>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-72B-Instruct"}. This record does not assert independent reproduction.

### Direct Inference

Exact Match (EM): 17.6. Result ID: 6a05809f47f34ce924ec4d23.

[Reporting paper](<https://www.sota2.com/research/paper/6a0556f0dbc836b87d828b5a.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6e571e209131cea3f27b.md>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-72B-Instruct"}. This record does not assert independent reproduction.

### Vanilla RAG

Exact Match (EM): 16. Result ID: 6a05809f47f34ce924ec4d1e.

[Reporting paper](<https://www.sota2.com/research/paper/6a0556f0dbc836b87d828b5a.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa69b91e209131cea23c26.md>)

[Implementation](<https://github.com/huggingface/transformers/blob/master/examples/rag/>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-7B-Instruct"}. This record does not assert independent reproduction.

### Direct Inference

Exact Match (EM): 12. Result ID: 6a05809f47f34ce924ec4d1c.

[Reporting paper](<https://www.sota2.com/research/paper/6a0556f0dbc836b87d828b5a.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6e571e209131cea3f27b.md>)

Recorded evaluation configuration: {"Backbone":"Qwen2.5-7B-Instruct"}. This record does not assert independent reproduction.

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