CM-EVS License Matrix
CM-EVS combines redistributable synthetic frames, license-aware adapter scripts, and metadata derived from upstream datasets that have their own access terms. This release is mixed-license. Please consult the per-component table below before redistribution or commercial use.
| Component | Source license | CM-EVS release license | Notes |
|---|---|---|---|
Blender indoor frames (blender_indoor/scenes/) |
CC0 / CC-BY 4.0 source assets | CC-BY 4.0 | Redistributable. Includes RGB, range-depth, pose, and metadata for 374 scene instances / 13,631 frames. |
HM3D adapter (adapters/hm3d/) |
code: original; metadata: Matterport / HM3D EULA | MIT (code) + upstream EULA (scene ids and any HM3D-derived metadata) | No derived RGB-D frames are redistributed. Users must independently accept HM3D's EULA before running the adapter. |
ScanNet++ adapter (adapters/scannetpp/) |
code: original; metadata: ScanNet++ ToS | MIT (code) + upstream ToS (scan ids and any ScanNet++-derived metadata) | No derived RGB-D frames are redistributed. Users must accept the ScanNet++ ToS. |
OB3D adapter (adapters/ob3d/) |
code: original; metadata: per upstream OB3D | MIT (code) + upstream license (any OB3D-derived metadata) | Outdoor re-encoding adapter. No data redistributed. |
TartanGround adapter (adapters/tartanground/) |
code: original; metadata: per upstream TartanGround / TartanAir | MIT (code) + upstream license (any TartanGround-derived metadata) | Outdoor re-encoding adapter. No data redistributed. |
Curator source code (code/) |
original | MIT | Includes core modules, scripts, tools, metadata schemas, tiny example. |
Documentation (README.md, LICENSE.md, CHANGELOG.md, TODO.md, */README.md) |
original | CC-BY 4.0 | Datasheet, Croissant metadata, and per-source READMEs. |
Croissant metadata (croissant.json) |
original | CC-BY 4.0 | MLCommons Croissant v1.0; passes mlcroissant 1.1 validator. |
Important constraints
- Blender indoor: CC-BY 4.0 — attribution required if redistributed or used commercially. Cite the dataset paper (see
README.md). - HM3D / ScanNet++ / TartanGround / OB3D: regenerated frames produced by running the adapters here remain bound by the upstream license of each source. The MIT license on the adapter code does not override upstream terms for those frames.
- Synthetic-real gap: this dataset includes synthetic Blender renders. Synthetic-only results should not be used as evidence for real-scan performance without further validation; see paper §6 limitations.
Attribution
If you use the Blender indoor data or curator code, please cite:
@inproceedings{cmevs2026,
title={{CM-EVS}: A Coverage-Curated Panoramic {RGB-D} Dataset for Indoor Scene Understanding},
author={Anonymous Author(s)},
booktitle={NeurIPS 2026 Datasets and Benchmarks Track (under review)},
year={2026}
}
For full text of the licenses referenced above, see:
- CC-BY 4.0: https://creativecommons.org/licenses/by/4.0/legalcode
- MIT: https://opensource.org/licenses/MIT
- HM3D EULA: https://aihabitat.org/datasets/hm3d/
- ScanNet++ ToS: https://kaldir.vc.in.tum.de/scannetpp/