# LLM Unlearning on TOFU 5% (forget set)

Source: [LLM Unlearning on TOFU 5% (forget set)](<https://www.sota2.com/research/sota/llm-unlearning-on-tofu-5-percent-forget-set>)

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

Data updated: 2026-02-26T05:44:59.210Z

Evaluation of LLM Unlearning effectiveness on the 5% forget set subset of the TOFU dataset, utilizing metrics such as FQ, MU, and specific Error Spread (ES) calculations.

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 | LLM Unlearning |
| Dataset (including any stated split) | TOFU 5% (forget set) |
| Metric | FQ |
| Unit | SCALAR |
| Direction | Lower is better |
| Results loaded | 25 of 25 |
| 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

- [FQ](<https://www.sota2.com/research/sota/llm-unlearning-on-tofu-5-percent-forget-set.md?metric=FQ>): Lower is better; unit: SCALAR.

- [MU](<https://www.sota2.com/research/sota/llm-unlearning-on-tofu-5-percent-forget-set.md?metric=MU>): Higher is better; unit: SCALAR.

- [ES (Df)](<https://www.sota2.com/research/sota/llm-unlearning-on-tofu-5-percent-forget-set.md?metric=ES%20(Df)>): Lower is better; unit: PERCENT.

- [ES (Dr)](<https://www.sota2.com/research/sota/llm-unlearning-on-tofu-5-percent-forget-set.md?metric=ES%20(Dr)>): Lower is better; unit: PERCENT.

- [ES Diff (Dr - Df)](<https://www.sota2.com/research/sota/llm-unlearning-on-tofu-5-percent-forget-set.md?metric=ES%20Diff%20(Dr%20-%20Df)>): Lower is better; unit: SCALAR.

- [Gib](<https://www.sota2.com/research/sota/llm-unlearning-on-tofu-5-percent-forget-set.md?metric=Gib>): Higher is better; unit: SCALAR.

## Recorded results

| Method | FQ | Result date | Report paper |
| --- | --- | --- | --- |
| Full | -13.591 | Not recorded | 697c3b76a8b01e76cc8da7b2 |
| Full (reference) | -13.232 | Not recorded | 697c3b76a8b01e76cc8da7b2 |
| GD | -13.232 | Not recorded | 697c3b76a8b01e76cc8da7b2 |
| NPO | -12.877 | Not recorded | 697c3b76a8b01e76cc8da7b2 |
| Full | -11.845 | Not recorded | 697c3b76a8b01e76cc8da7b2 |
| GA | -11.511 | Not recorded | 697c3b76a8b01e76cc8da7b2 |
| GD | -11.183 | Not recorded | 697c3b76a8b01e76cc8da7b2 |
| NPO+ | -10.859 | Not recorded | 697c3b76a8b01e76cc8da7b2 |
| GD | -8.831 | Not recorded | 697c3b76a8b01e76cc8da7b2 |
| NPO+ | -7.352 | Not recorded | 697c3b76a8b01e76cc8da7b2 |
| NPO | -7.091 | Not recorded | 697c3b76a8b01e76cc8da7b2 |
| GA | -5.856 | Not recorded | 697c3b76a8b01e76cc8da7b2 |
| TV | -5.623 | Not recorded | 697c3b76a8b01e76cc8da7b2 |
| TV | -5.395 | Not recorded | 697c3b76a8b01e76cc8da7b2 |
| NPO+ | -4.26 | Not recorded | 697c3b76a8b01e76cc8da7b2 |
| PerTA-grad | -3.548 | Not recorded | 697c3b76a8b01e76cc8da7b2 |
| GA | -2.415 | Not recorded | 697c3b76a8b01e76cc8da7b2 |
| NPO | -2.222 | Not recorded | 697c3b76a8b01e76cc8da7b2 |
| PerTA-grad | -0.661 | Not recorded | 697c3b76a8b01e76cc8da7b2 |
| PerTA-fisher | -0.405 | Not recorded | 697c3b76a8b01e76cc8da7b2 |
| PerTA-fisher | -0.339 | Not recorded | 697c3b76a8b01e76cc8da7b2 |
| PerTA-grad | -0.263 | Not recorded | 697c3b76a8b01e76cc8da7b2 |
| GT (reference) | 0 | Not recorded | 697c3b76a8b01e76cc8da7b2 |
| GT | 0 | Not recorded | 697c3b76a8b01e76cc8da7b2 |
| GT | 0 | Not recorded | 697c3b76a8b01e76cc8da7b2 |

### Full

FQ: -13.591. Result ID: 6998f6125698665ec45b1c1f.

[Reporting paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

Recorded evaluation configuration: {"Model Size":"3B","Category":"Reference (Pre-unlearning)"}. This record does not assert independent reproduction.

### Full (reference)

FQ: -13.232. Result ID: 6998f6125698665ec45b1bf6.

[Reporting paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

Recorded evaluation configuration: {"Pretrained model":"Phi-3.5"}. This record does not assert independent reproduction.

### GD

FQ: -13.232. Result ID: 6998f6125698665ec45b1c22.

[Reporting paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6d3a1e209131cea38943.md>)

Recorded evaluation configuration: {"Model Size":"3B","Category":"Training-based"}. This record does not assert independent reproduction.

### NPO

FQ: -12.877. Result ID: 6998f6125698665ec45b1bfa.

[Reporting paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa753a1e209131cea66964.md>)

Recorded evaluation configuration: {"Pretrained model":"Phi-3.5"}. This record does not assert independent reproduction.

### Full

FQ: -11.845. Result ID: 6998f6125698665ec45b1c16.

[Reporting paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

Recorded evaluation configuration: {"Model Size":"1B","Category":"Reference (Pre-unlearning)"}. This record does not assert independent reproduction.

### GA

FQ: -11.511. Result ID: 6998f6125698665ec45b1bf8.

[Reporting paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa72381e209131cea550a5.md>)

Recorded evaluation configuration: {"Pretrained model":"Phi-3.5"}. This record does not assert independent reproduction.

### GD

FQ: -11.183. Result ID: 6998f6125698665ec45b1bf9.

[Reporting paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6d3a1e209131cea38943.md>)

Recorded evaluation configuration: {"Pretrained model":"Phi-3.5"}. This record does not assert independent reproduction.

### NPO+

FQ: -10.859. Result ID: 6998f6125698665ec45b1bfb.

[Reporting paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

Recorded evaluation configuration: {"Pretrained model":"Phi-3.5"}. This record does not assert independent reproduction.

### GD

FQ: -8.831. Result ID: 6998f6125698665ec45b1c19.

[Reporting paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6d3a1e209131cea38943.md>)

Recorded evaluation configuration: {"Model Size":"1B","Category":"Training-based"}. This record does not assert independent reproduction.

### NPO+

FQ: -7.352. Result ID: 6998f6125698665ec45b1c24.

[Reporting paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

Recorded evaluation configuration: {"Model Size":"3B","Category":"Training-based"}. This record does not assert independent reproduction.

### NPO

FQ: -7.091. Result ID: 6998f6125698665ec45b1c23.

[Reporting paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa753a1e209131cea66964.md>)

Recorded evaluation configuration: {"Model Size":"3B","Category":"Training-based"}. This record does not assert independent reproduction.

### GA

FQ: -5.856. Result ID: 6998f6125698665ec45b1c21.

[Reporting paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa72381e209131cea550a5.md>)

Recorded evaluation configuration: {"Model Size":"3B","Category":"Training-based"}. This record does not assert independent reproduction.

### TV

FQ: -5.623. Result ID: 6998f6125698665ec45b1c1c.

[Reporting paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6ef01e209131cea43012.md>)

Recorded evaluation configuration: {"Model Size":"1B","Category":"Task Arithmetic-based"}. This record does not assert independent reproduction.

### TV

FQ: -5.395. Result ID: 6998f6125698665ec45b1c25.

[Reporting paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6ef01e209131cea43012.md>)

Recorded evaluation configuration: {"Model Size":"3B","Category":"Task Arithmetic-based"}. This record does not assert independent reproduction.

### NPO+

FQ: -4.26. Result ID: 6998f6125698665ec45b1c1b.

[Reporting paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

Recorded evaluation configuration: {"Model Size":"1B","Category":"Training-based"}. This record does not assert independent reproduction.

### PerTA-grad

FQ: -3.548. Result ID: 6998f6125698665ec45b1bfc.

[Reporting paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

[Method origin paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

Recorded evaluation configuration: {"Pretrained model":"Phi-3.5"}. This record does not assert independent reproduction.

### GA

FQ: -2.415. Result ID: 6998f6125698665ec45b1c18.

[Reporting paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa72381e209131cea550a5.md>)

Recorded evaluation configuration: {"Model Size":"1B","Category":"Training-based"}. This record does not assert independent reproduction.

### NPO

FQ: -2.222. Result ID: 6998f6125698665ec45b1c1a.

[Reporting paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa753a1e209131cea66964.md>)

Recorded evaluation configuration: {"Model Size":"1B","Category":"Training-based"}. This record does not assert independent reproduction.

### PerTA-grad

FQ: -0.661. Result ID: 6998f6125698665ec45b1c1d.

[Reporting paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

[Method origin paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

Recorded evaluation configuration: {"Model Size":"1B","Category":"Task Arithmetic-based"}. This record does not assert independent reproduction.

### PerTA-fisher

FQ: -0.405. Result ID: 6998f6125698665ec45b1c27.

[Reporting paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

[Method origin paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

Recorded evaluation configuration: {"Model Size":"3B","Category":"Task Arithmetic-based"}. This record does not assert independent reproduction.

### PerTA-fisher

FQ: -0.339. Result ID: 6998f6125698665ec45b1c1e.

[Reporting paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

[Method origin paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

Recorded evaluation configuration: {"Model Size":"1B","Category":"Task Arithmetic-based"}. This record does not assert independent reproduction.

### PerTA-grad

FQ: -0.263. Result ID: 6998f6125698665ec45b1c26.

[Reporting paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

[Method origin paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

Recorded evaluation configuration: {"Model Size":"3B","Category":"Task Arithmetic-based"}. This record does not assert independent reproduction.

### GT (reference)

FQ: 0. Result ID: 6998f6125698665ec45b1bf7.

[Reporting paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

Recorded evaluation configuration: {"Pretrained model":"Phi-3.5"}. This record does not assert independent reproduction.

### GT

FQ: 0. Result ID: 6998f6125698665ec45b1c17.

[Reporting paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

Recorded evaluation configuration: {"Model Size":"1B","Category":"Reference (Ground Truth)"}. This record does not assert independent reproduction.

### GT

FQ: 0. Result ID: 6998f6125698665ec45b1c20.

[Reporting paper](<https://www.sota2.com/research/paper/697c3b76a8b01e76cc8da7b2.md>)

Recorded evaluation configuration: {"Model Size":"3B","Category":"Reference (Ground Truth)"}. This record does not assert independent reproduction.

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