# Human Correlation for Image Captioning Evaluation on EX-8K

Source: [Human Correlation for Image Captioning Evaluation on EX-8K](<https://www.sota2.com/research/sota/human-correlation-for-image-captioning-evaluation-on-ex-8k>)

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

Data updated: 2026-05-22T06:58:32.905Z

Evaluation of Image Captioning correlation using Kendall's tau-c on the EX-8K dataset.

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 | Human Correlation for Image Captioning Evaluation |
| Dataset (including any stated split) | EX-8K |
| Metric | Kendall's tau-c |
| Unit | SCALAR |
| Direction | Higher is better |
| Results loaded | 16 of 16 |
| 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

- [Kendall's tau-c](<https://www.sota2.com/research/sota/human-correlation-for-image-captioning-evaluation-on-ex-8k.md?metric=Kendall%27s%20tau-c>): Higher is better; unit: SCALAR.

## Recorded results

| Method | Kendall's tau-c | Result date | Report paper |
| --- | --- | --- | --- |
| BEiTScore-L/14 | 60.2 | Not recorded | 6a0fe2eff984739ed6739c5e |
| BEiTScore-B/32 | 59.4 | Not recorded | 6a0fe2eff984739ed6739c5e |
| BEiTScore-L/14 w/o Stage 1 | 57.8 | Not recorded | 6a0fe2eff984739ed6739c5e |
| BEiTScore-B/32 w/o Stage 1 | 57.6 | Not recorded | 6a0fe2eff984739ed6739c5e |
| PAC-S++/ViT-L | 57.4 | Not recorded | 6a0fe2eff984739ed6739c5e |
| EXPERT | 56.7 | Not recorded | 6a0fe2eff984739ed6739c5e |
| PAC-S/ViT-L | 55.7 | Not recorded | 6a0fe2eff984739ed6739c5e |
| CLIP-S/ViT-L | 54.7 | Not recorded | 6a0fe2eff984739ed6739c5e |
| PAC-S++/ViT-B | 54.5 | Not recorded | 6a0fe2eff984739ed6739c5e |
| PAC-S/ViT-B | 54.3 | Not recorded | 6a0fe2eff984739ed6739c5e |
| LongCLIP-S/ViT-L | 53.9 | Not recorded | 6a0fe2eff984739ed6739c5e |
| FLEUR | 53 | Not recorded | 6a0fe2eff984739ed6739c5e |
| LongCLIP-S/ViT-B | 53 | Not recorded | 6a0fe2eff984739ed6739c5e |
| CLIP-S/ViT-B | 52.3 | Not recorded | 6a0fe2eff984739ed6739c5e |
| VQAScore (CLIP-FlanT5-XXL) | 41 | Not recorded | 6a0fe2eff984739ed6739c5e |
| SPECS | 30.4 | Not recorded | 6a0fe2eff984739ed6739c5e |

### BEiTScore-L/14

Kendall's tau-c: 60.2. Result ID: 6a0ffe7afbc373592c0861fd.

[Reporting paper](<https://www.sota2.com/research/paper/6a0fe2eff984739ed6739c5e.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a0fe2eff984739ed6739c5e.md>)

Recorded evaluation configuration: {"Size (M)":"674.69","GFLOPs":"296.73"}. This record does not assert independent reproduction.

### BEiTScore-B/32

Kendall's tau-c: 59.4. Result ID: 6a0ffe7afbc373592c0861fc.

[Reporting paper](<https://www.sota2.com/research/paper/6a0fe2eff984739ed6739c5e.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a0fe2eff984739ed6739c5e.md>)

Recorded evaluation configuration: {"Size (M)":"222.28","GFLOPs":"83.85"}. This record does not assert independent reproduction.

### BEiTScore-L/14 w/o Stage 1

Kendall's tau-c: 57.8. Result ID: 6a0ffe7afbc373592c0861fb.

[Reporting paper](<https://www.sota2.com/research/paper/6a0fe2eff984739ed6739c5e.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a0fe2eff984739ed6739c5e.md>)

Recorded evaluation configuration: {"Size (M)":"674.69","GFLOPs":"296.73"}. This record does not assert independent reproduction.

### BEiTScore-B/32 w/o Stage 1

Kendall's tau-c: 57.6. Result ID: 6a0ffe7afbc373592c0861fa.

[Reporting paper](<https://www.sota2.com/research/paper/6a0fe2eff984739ed6739c5e.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6a0fe2eff984739ed6739c5e.md>)

Recorded evaluation configuration: {"Size (M)":"222.28","GFLOPs":"83.85"}. This record does not assert independent reproduction.

### PAC-S++/ViT-L

Kendall's tau-c: 57.4. Result ID: 6a0ffe7afbc373592c0861f8.

[Reporting paper](<https://www.sota2.com/research/paper/6a0fe2eff984739ed6739c5e.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa7a441e209131cea820a0.md>)

Recorded evaluation configuration: {"Size (M)":"430.58","GFLOPs":"56.26"}. This record does not assert independent reproduction.

### EXPERT

Kendall's tau-c: 56.7. Result ID: 6a0ffe7afbc373592c0861ef.

[Reporting paper](<https://www.sota2.com/research/paper/6a0fe2eff984739ed6739c5e.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa79c71e209131cea7f518.md>)

[Implementation](<https://github.com/hjkim811/EXPERT>)

Recorded evaluation configuration: {"Size (M)":"13350.84","GFLOPs":"9317.47"}. This record does not assert independent reproduction.

### PAC-S/ViT-L

Kendall's tau-c: 55.7. Result ID: 6a0ffe7afbc373592c0861f6.

[Reporting paper](<https://www.sota2.com/research/paper/6a0fe2eff984739ed6739c5e.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa70201e209131cea493e8.md>)

[Implementation](<https://github.com/aimagelab/pacscore>)

Recorded evaluation configuration: {"Size (M)":"427.62","GFLOPs":"56.26"}. This record does not assert independent reproduction.

### CLIP-S/ViT-L

Kendall's tau-c: 54.7. Result ID: 6a0ffe7afbc373592c0861f2.

[Reporting paper](<https://www.sota2.com/research/paper/6a0fe2eff984739ed6739c5e.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6c0f1e209131cea31cc9.md>)

Recorded evaluation configuration: {"Size (M)":"427.62","GFLOPs":"84.36"}. This record does not assert independent reproduction.

### PAC-S++/ViT-B

Kendall's tau-c: 54.5. Result ID: 6a0ffe7afbc373592c0861f7.

[Reporting paper](<https://www.sota2.com/research/paper/6a0fe2eff984739ed6739c5e.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa7a441e209131cea820a0.md>)

Recorded evaluation configuration: {"Size (M)":"155.42","GFLOPs":"4.88"}. This record does not assert independent reproduction.

### PAC-S/ViT-B

Kendall's tau-c: 54.3. Result ID: 6a0ffe7afbc373592c0861f5.

[Reporting paper](<https://www.sota2.com/research/paper/6a0fe2eff984739ed6739c5e.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa70201e209131cea493e8.md>)

[Implementation](<https://github.com/aimagelab/pacscore>)

Recorded evaluation configuration: {"Size (M)":"151.28","GFLOPs":"4.88"}. This record does not assert independent reproduction.

### LongCLIP-S/ViT-L

Kendall's tau-c: 53.9. Result ID: 6a0ffe7afbc373592c0861f4.

[Reporting paper](<https://www.sota2.com/research/paper/6a0fe2eff984739ed6739c5e.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa74361e209131cea60770.md>)

Recorded evaluation configuration: {"Size (M)":"427.75","GFLOPs":"98.9"}. This record does not assert independent reproduction.

### FLEUR

Kendall's tau-c: 53. Result ID: 6a0ffe7afbc373592c0861ee.

[Reporting paper](<https://www.sota2.com/research/paper/6a0fe2eff984739ed6739c5e.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa73881e209131cea5d06e.md>)

[Implementation](<https://github.com/Yebin46/FLEUR>)

Recorded evaluation configuration: {"Size (M)":"13350.84","GFLOPs":"9317.47"}. This record does not assert independent reproduction.

### LongCLIP-S/ViT-B

Kendall's tau-c: 53. Result ID: 6a0ffe7afbc373592c0861f3.

[Reporting paper](<https://www.sota2.com/research/paper/6a0fe2eff984739ed6739c5e.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa74361e209131cea60770.md>)

Recorded evaluation configuration: {"Size (M)":"149.84","GFLOPs":"26.24"}. This record does not assert independent reproduction.

### CLIP-S/ViT-B

Kendall's tau-c: 52.3. Result ID: 6a0ffe7afbc373592c0861f1.

[Reporting paper](<https://www.sota2.com/research/paper/6a0fe2eff984739ed6739c5e.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6c0f1e209131cea31cc9.md>)

Recorded evaluation configuration: {"Size (M)":"151.28","GFLOPs":"7.28"}. This record does not assert independent reproduction.

### VQAScore (CLIP-FlanT5-XXL)

Kendall's tau-c: 41. Result ID: 6a0ffe7afbc373592c0861f0.

[Reporting paper](<https://www.sota2.com/research/paper/6a0fe2eff984739ed6739c5e.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa73a81e209131cea5dbb3.md>)

Recorded evaluation configuration: {"Size (M)":"11459.59","GFLOPs":"3742.1"}. This record does not assert independent reproduction.

### SPECS

Kendall's tau-c: 30.4. Result ID: 6a0ffe7afbc373592c0861f9.

[Reporting paper](<https://www.sota2.com/research/paper/6a0fe2eff984739ed6739c5e.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa7b401e209131cea874df.md>)

Recorded evaluation configuration: {"Size (M)":"151.49","GFLOPs":"9.2"}. This record does not assert independent reproduction.

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