# Illumination Estimation on in-the-wild Pixel

Source: [Illumination Estimation on in-the-wild Pixel](<https://www.sota2.com/research/sota/illumination-estimation-on-in-the-wild-pixel>)

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

Data updated: 2026-03-17T09:33:22.853Z

Evaluation of Illumination Estimation performance on the in-the-wild Pixel dataset, typically measured using Angular Error and Delta E2000 metrics.

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 | Illumination Estimation |
| Dataset (including any stated split) | in-the-wild Pixel |
| Metric | Mean Angular Error (°) |
| Unit | SCALAR |
| Direction | Lower 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

- [Mean Angular Error (°)](<https://www.sota2.com/research/sota/illumination-estimation-on-in-the-wild-pixel.md?metric=Mean%20Angular%20Error%20(%C2%B0)>): Lower is better; unit: SCALAR.

- [25% Angular Error (°)](<https://www.sota2.com/research/sota/illumination-estimation-on-in-the-wild-pixel.md?metric=25%25%20Angular%20Error%20(%C2%B0)>): Lower is better; unit: SCALAR.

- [50% Angular Error (°)](<https://www.sota2.com/research/sota/illumination-estimation-on-in-the-wild-pixel.md?metric=50%25%20Angular%20Error%20(%C2%B0)>): Lower is better; unit: SCALAR.

- [90% Angular Error (°)](<https://www.sota2.com/research/sota/illumination-estimation-on-in-the-wild-pixel.md?metric=90%25%20Angular%20Error%20(%C2%B0)>): Lower is better; unit: SCALAR.

- [Mean Delta E2000](<https://www.sota2.com/research/sota/illumination-estimation-on-in-the-wild-pixel.md?metric=Mean%20Delta%20E2000>): Lower is better; unit: SCALAR.

- [25% Delta E2000](<https://www.sota2.com/research/sota/illumination-estimation-on-in-the-wild-pixel.md?metric=25%25%20Delta%20E2000>): Lower is better; unit: SCALAR.

- [50% Delta E2000](<https://www.sota2.com/research/sota/illumination-estimation-on-in-the-wild-pixel.md?metric=50%25%20Delta%20E2000>): Lower is better; unit: SCALAR.

- [90% Delta E2000](<https://www.sota2.com/research/sota/illumination-estimation-on-in-the-wild-pixel.md?metric=90%25%20Delta%20E2000>): Lower is better; unit: SCALAR.

## Recorded results

| Method | Mean Angular Error (°) | Result date | Report paper |
| --- | --- | --- | --- |
| Oracle | 1.89 | Not recorded | 6923e661d6b0dd334292edb4 |
| EXPINV | 3.07 | Not recorded | 6923e661d6b0dd334292edb4 |
| CST-MLP (RP) | 3.07 | Not recorded | 6923e661d6b0dd334292edb4 |
| CST-MLP | 3.32 | Not recorded | 6923e661d6b0dd334292edb4 |
| EXPINV | 3.35 | Not recorded | 6923e661d6b0dd334292edb4 |
| CST-MLP (RP) | 3.45 | Not recorded | 6923e661d6b0dd334292edb4 |
| CCCNN | 3.47 | Not recorded | 6923e661d6b0dd334292edb4 |
| CCCNN | 3.58 | Not recorded | 6923e661d6b0dd334292edb4 |
| CST-MLP | 3.68 | Not recorded | 6923e661d6b0dd334292edb4 |
| 3-CST | 3.81 | Not recorded | 6923e661d6b0dd334292edb4 |
| 2-CST | 3.86 | Not recorded | 6923e661d6b0dd334292edb4 |
| NN | 5.06 | Not recorded | 6923e661d6b0dd334292edb4 |
| NN | 5.43 | Not recorded | 6923e661d6b0dd334292edb4 |

### Oracle

Mean Angular Error (°): 1.89. Result ID: 69b91fd247f34ce924a218c0.

[Reporting paper](<https://www.sota2.com/research/paper/6923e661d6b0dd334292edb4.md>)

Recorded evaluation configuration: {"Dim":"1D","Size (KB)":"0.00","MACs (M)":"0.01"}. This record does not assert independent reproduction.

### EXPINV

Mean Angular Error (°): 3.07. Result ID: 69b91fd247f34ce924a218ca.

[Reporting paper](<https://www.sota2.com/research/paper/6923e661d6b0dd334292edb4.md>)

Recorded evaluation configuration: {"Dim":"2D","Size (KB)":"69.03","MACs (M)":"13.48"}. This record does not assert independent reproduction.

### CST-MLP (RP)

Mean Angular Error (°): 3.07. Result ID: 69b91fd247f34ce924a218cc.

[Reporting paper](<https://www.sota2.com/research/paper/6923e661d6b0dd334292edb4.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6923e661d6b0dd334292edb4.md>)

Recorded evaluation configuration: {"Dim":"2D","Size (KB)":"2.70","MACs (M)":"0.01"}. This record does not assert independent reproduction.

### CST-MLP

Mean Angular Error (°): 3.32. Result ID: 69b91fd247f34ce924a218cb.

[Reporting paper](<https://www.sota2.com/research/paper/6923e661d6b0dd334292edb4.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6923e661d6b0dd334292edb4.md>)

Recorded evaluation configuration: {"Dim":"2D","Size (KB)":"1.54","MACs (M)":"0.01"}. This record does not assert independent reproduction.

### EXPINV

Mean Angular Error (°): 3.35. Result ID: 69b91fd247f34ce924a218c5.

[Reporting paper](<https://www.sota2.com/research/paper/6923e661d6b0dd334292edb4.md>)

Recorded evaluation configuration: {"Dim":"1D","Size (KB)":"68.53","MACs (M)":"13.39"}. This record does not assert independent reproduction.

### CST-MLP (RP)

Mean Angular Error (°): 3.45. Result ID: 69b91fd247f34ce924a218c7.

[Reporting paper](<https://www.sota2.com/research/paper/6923e661d6b0dd334292edb4.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6923e661d6b0dd334292edb4.md>)

Recorded evaluation configuration: {"Dim":"1D","Size (KB)":"2.57","MACs (M)":"0.01"}. This record does not assert independent reproduction.

### CCCNN

Mean Angular Error (°): 3.47. Result ID: 69b91fd247f34ce924a218c9.

[Reporting paper](<https://www.sota2.com/research/paper/6923e661d6b0dd334292edb4.md>)

Recorded evaluation configuration: {"Dim":"2D","Size (KB)":"69.01","MACs (M)":"13.48"}. This record does not assert independent reproduction.

### CCCNN

Mean Angular Error (°): 3.58. Result ID: 69b91fd247f34ce924a218c4.

[Reporting paper](<https://www.sota2.com/research/paper/6923e661d6b0dd334292edb4.md>)

Recorded evaluation configuration: {"Dim":"1D","Size (KB)":"68.51","MACs (M)":"13.39"}. This record does not assert independent reproduction.

### CST-MLP

Mean Angular Error (°): 3.68. Result ID: 69b91fd247f34ce924a218c6.

[Reporting paper](<https://www.sota2.com/research/paper/6923e661d6b0dd334292edb4.md>)

[Method origin paper](<https://www.sota2.com/research/paper/6923e661d6b0dd334292edb4.md>)

Recorded evaluation configuration: {"Dim":"1D","Size (KB)":"1.41","MACs (M)":"0.01"}. This record does not assert independent reproduction.

### 3-CST

Mean Angular Error (°): 3.81. Result ID: 69b91fd247f34ce924a218c2.

[Reporting paper](<https://www.sota2.com/research/paper/6923e661d6b0dd334292edb4.md>)

Recorded evaluation configuration: {"Dim":"1D","Size (KB)":"0.11","MACs (M)":"0.01"}. This record does not assert independent reproduction.

### 2-CST

Mean Angular Error (°): 3.86. Result ID: 69b91fd247f34ce924a218c1.

[Reporting paper](<https://www.sota2.com/research/paper/6923e661d6b0dd334292edb4.md>)

Recorded evaluation configuration: {"Dim":"1D","Size (KB)":"0.07","MACs (M)":"0.01"}. This record does not assert independent reproduction.

### NN

Mean Angular Error (°): 5.06. Result ID: 69b91fd247f34ce924a218c8.

[Reporting paper](<https://www.sota2.com/research/paper/6923e661d6b0dd334292edb4.md>)

Recorded evaluation configuration: {"Dim":"2D","Size (KB)":"16.97","MACs (M)":"0.01"}. This record does not assert independent reproduction.

### NN

Mean Angular Error (°): 5.43. Result ID: 69b91fd247f34ce924a218c3.

[Reporting paper](<https://www.sota2.com/research/paper/6923e661d6b0dd334292edb4.md>)

Recorded evaluation configuration: {"Dim":"1D","Size (KB)":"15.43","MACs (M)":"0.01"}. This record does not assert independent reproduction.

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