# Multi-hop Question Answering on Complex-TR ODQA 1.0 (test)

Source: [Multi-hop Question Answering on Complex-TR ODQA 1.0 (test)](<https://www.sota2.com/research/sota/multi-hop-question-answering-on-complex-tr-odqa-1-0-test>)

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

Data updated: 2026-02-26T06:04:18.713Z

Evaluation of model performance on the test split of the Complex-TR ODQA 1.0 dataset for Multi-hop Question Answering.

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) | Complex-TR ODQA 1.0 (test) |
| Metric | Set Accuracy |
| Unit | PERCENT |
| Direction | Higher is better |
| Results loaded | 13 of 13 |
| 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

- [Set Accuracy](<https://www.sota2.com/research/sota/multi-hop-question-answering-on-complex-tr-odqa-1-0-test.md?metric=Set%20Accuracy>): Higher is better; unit: PERCENT.

- [Answer F1 Score](<https://www.sota2.com/research/sota/multi-hop-question-answering-on-complex-tr-odqa-1-0-test.md?metric=Answer%20F1%20Score>): Higher is better; unit: PERCENT.

## Recorded results

| Method | Set Accuracy | Result date | Report paper |
| --- | --- | --- | --- |
| FiD-PIT + Refine | 0.312 | Not recorded | 68fa740c1e209131cea5f719 |
| FiD-PIT | 0.29 | Not recorded | 68fa740c1e209131cea5f719 |
| FiD | 0.274 | Not recorded | 68fa740c1e209131cea5f719 |
| PIT-SFT | 0.253 | Not recorded | 68fa740c1e209131cea5f719 |
| FiD-PIT + Refine | 0.247 | Not recorded | 68fa740c1e209131cea5f719 |
| FiD-PIT | 0.231 | Not recorded | 68fa740c1e209131cea5f719 |
| SFT | 0.231 | Not recorded | 68fa740c1e209131cea5f719 |
| PIT-SFT | 0.226 | Not recorded | 68fa740c1e209131cea5f719 |
| SFT | 0.177 | Not recorded | 68fa740c1e209131cea5f719 |
| FiD | 0.177 | Not recorded | 68fa740c1e209131cea5f719 |
| FLAN-T5-XL | 0.145 | Not recorded | 68fa740c1e209131cea5f719 |
| GPT-4 | 0.14 | Not recorded | 68fa740c1e209131cea5f719 |
| GPT-3.5 | 0.097 | Not recorded | 68fa740c1e209131cea5f719 |

### FiD-PIT + Refine

Set Accuracy: 0.312. Result ID: 699316253a6c314849139c91.

[Reporting paper](<https://www.sota2.com/research/paper/68fa740c1e209131cea5f719.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa740c1e209131cea5f719.md>)

[Implementation](<https://github.com/nusnlp/complex-tr>)

Recorded evaluation configuration: {"Model Backbone":"T5-large","Architecture":"FiD","Reasoning Enhancement":"PIT","Context Refinement":"true"}. This record does not assert independent reproduction.

### FiD-PIT

Set Accuracy: 0.29. Result ID: 699316253a6c314849139c90.

[Reporting paper](<https://www.sota2.com/research/paper/68fa740c1e209131cea5f719.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa740c1e209131cea5f719.md>)

[Implementation](<https://github.com/nusnlp/complex-tr>)

Recorded evaluation configuration: {"Model Backbone":"T5-large","Architecture":"FiD","Reasoning Enhancement":"PIT"}. This record does not assert independent reproduction.

### FiD

Set Accuracy: 0.274. Result ID: 699316253a6c314849139c8f.

[Reporting paper](<https://www.sota2.com/research/paper/68fa740c1e209131cea5f719.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa69381e209131cea20e9a.md>)

[Implementation](<https://www.sota2.com/github.com/facebookresearch/faiss>)

Recorded evaluation configuration: {"Model Backbone":"T5-large","Architecture":"FiD"}. This record does not assert independent reproduction.

### PIT-SFT

Set Accuracy: 0.253. Result ID: 699316253a6c314849139c8e.

[Reporting paper](<https://www.sota2.com/research/paper/68fa740c1e209131cea5f719.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa740c1e209131cea5f719.md>)

[Implementation](<https://github.com/nusnlp/complex-tr>)

Recorded evaluation configuration: {"Model Backbone":"T5-large","Architecture":"SFT","Reasoning Enhancement":"PIT"}. This record does not assert independent reproduction.

### FiD-PIT + Refine

Set Accuracy: 0.247. Result ID: 699316253a6c314849139c8c.

[Reporting paper](<https://www.sota2.com/research/paper/68fa740c1e209131cea5f719.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa740c1e209131cea5f719.md>)

[Implementation](<https://github.com/nusnlp/complex-tr>)

Recorded evaluation configuration: {"Model Backbone":"T5-base","Architecture":"FiD","Reasoning Enhancement":"PIT","Context Refinement":"true"}. This record does not assert independent reproduction.

### FiD-PIT

Set Accuracy: 0.231. Result ID: 699316253a6c314849139c8b.

[Reporting paper](<https://www.sota2.com/research/paper/68fa740c1e209131cea5f719.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa740c1e209131cea5f719.md>)

[Implementation](<https://github.com/nusnlp/complex-tr>)

Recorded evaluation configuration: {"Model Backbone":"T5-base","Architecture":"FiD","Reasoning Enhancement":"PIT"}. This record does not assert independent reproduction.

### SFT

Set Accuracy: 0.231. Result ID: 699316253a6c314849139c8d.

[Reporting paper](<https://www.sota2.com/research/paper/68fa740c1e209131cea5f719.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa709e1e209131cea4c470.md>)

[Implementation](<https://github.com/google-research/text-to-text-transfer-transformer>)

Recorded evaluation configuration: {"Model Backbone":"T5-large","Architecture":"SFT"}. This record does not assert independent reproduction.

### PIT-SFT

Set Accuracy: 0.226. Result ID: 699316253a6c314849139c89.

[Reporting paper](<https://www.sota2.com/research/paper/68fa740c1e209131cea5f719.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa740c1e209131cea5f719.md>)

[Implementation](<https://github.com/nusnlp/complex-tr>)

Recorded evaluation configuration: {"Model Backbone":"T5-base","Architecture":"SFT","Reasoning Enhancement":"PIT"}. This record does not assert independent reproduction.

### SFT

Set Accuracy: 0.177. Result ID: 699316253a6c314849139c88.

[Reporting paper](<https://www.sota2.com/research/paper/68fa740c1e209131cea5f719.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa709e1e209131cea4c470.md>)

[Implementation](<https://github.com/google-research/text-to-text-transfer-transformer>)

Recorded evaluation configuration: {"Model Backbone":"T5-base","Architecture":"SFT"}. This record does not assert independent reproduction.

### FiD

Set Accuracy: 0.177. Result ID: 699316253a6c314849139c8a.

[Reporting paper](<https://www.sota2.com/research/paper/68fa740c1e209131cea5f719.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa69381e209131cea20e9a.md>)

[Implementation](<https://www.sota2.com/github.com/facebookresearch/faiss>)

Recorded evaluation configuration: {"Model Backbone":"T5-base","Architecture":"FiD"}. This record does not assert independent reproduction.

### FLAN-T5-XL

Set Accuracy: 0.145. Result ID: 699316253a6c314849139c85.

[Reporting paper](<https://www.sota2.com/research/paper/68fa740c1e209131cea5f719.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6bc51e209131cea30383.md>)

[Implementation](<https://github.com/google-research/flan>)

Recorded evaluation configuration: {"Model Backbone":"FLAN-T5-XL"}. This record does not assert independent reproduction.

### GPT-4

Set Accuracy: 0.14. Result ID: 699316253a6c314849139c87.

[Reporting paper](<https://www.sota2.com/research/paper/68fa740c1e209131cea5f719.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa727a1e209131cea56a1e.md>)

[Implementation](<https://github.com/openai/evals>)

Recorded evaluation configuration: {"Model Backbone":"GPT-4"}. This record does not assert independent reproduction.

### GPT-3.5

Set Accuracy: 0.097. Result ID: 699316253a6c314849139c86.

[Reporting paper](<https://www.sota2.com/research/paper/68fa740c1e209131cea5f719.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6bf71e209131cea314c0.md>)

[Implementation](<https://github.com/openai/following-instructions-human-feedback>)

Recorded evaluation configuration: {"Model Backbone":"GPT-3.5"}. This record does not assert independent reproduction.

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