# SDF prediction on 3D shapes sparse 64-point observations

Source: [SDF prediction on 3D shapes sparse 64-point observations](<https://www.sota2.com/research/sota/sdf-prediction-on-3d-shapes-sparse-64-point-observations>)

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

Data updated: 2026-02-26T05:39:01.787Z

Evaluation of Signed Distance Function (SDF) prediction performance on the 3D shapes sparse 64-point observations dataset, reporting geometric accuracy metrics like Chamfer distance, F-Score, Boundary error, and Eikonal loss.

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 | SDF prediction |
| Dataset (including any stated split) | 3D shapes sparse 64-point observations |
| Metric | Chamfer Distance |
| Unit | SCALAR |
| Direction | Lower is better |
| Results loaded | 3 of 3 |
| 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

- [Chamfer Distance](<https://www.sota2.com/research/sota/sdf-prediction-on-3d-shapes-sparse-64-point-observations.md?metric=Chamfer%20Distance>): Lower is better; unit: SCALAR.

- [F-Score](<https://www.sota2.com/research/sota/sdf-prediction-on-3d-shapes-sparse-64-point-observations.md?metric=F-Score>): Higher is better; unit: SCALAR.

- [Boundary Error](<https://www.sota2.com/research/sota/sdf-prediction-on-3d-shapes-sparse-64-point-observations.md?metric=Boundary%20Error>): Lower is better; unit: SCALAR.

- [Eikonal Loss](<https://www.sota2.com/research/sota/sdf-prediction-on-3d-shapes-sparse-64-point-observations.md?metric=Eikonal%20Loss>): Lower is better; unit: SCALAR.

## Recorded results

| Method | Chamfer Distance | Result date | Report paper |
| --- | --- | --- | --- |
| Functional Diffusion | 0.101 | Not recorded | 68fa714b1e209131cea50807 |
| 3DS2VS | 0.144 | Not recorded | 68fa714b1e209131cea50807 |
| OccNet | 0.166 | Not recorded | 68fa714b1e209131cea50807 |

### Functional Diffusion

Chamfer Distance: 0.101. Result ID: 6991a71f3a6c31484909ae26.

[Reporting paper](<https://www.sota2.com/research/paper/68fa714b1e209131cea50807.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa714b1e209131cea50807.md>)

Recorded evaluation configuration: Not recorded. This record does not assert independent reproduction.

### 3DS2VS

Chamfer Distance: 0.144. Result ID: 6991a71f3a6c31484909ae25.

[Reporting paper](<https://www.sota2.com/research/paper/68fa714b1e209131cea50807.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6f371e209131cea4480d.md>)

Recorded evaluation configuration: Not recorded. This record does not assert independent reproduction.

### OccNet

Chamfer Distance: 0.166. Result ID: 6991a71f3a6c31484909ae24.

[Reporting paper](<https://www.sota2.com/research/paper/68fa714b1e209131cea50807.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa65a71e209131cea0ba34.md>)

Recorded evaluation configuration: Not recorded. This record does not assert independent reproduction.

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