# XDen-1K

From the catalogue. Listed by one researcher from one source page.

- id: `xden-1k`
- kind: 3D assets and scenes
- robot or device: real objects with density fields and part annotations (class: other)
- how collected: X-ray style volumetric scanning
- size as stated: 1,000 objects, 137 categories
- hours: not stated | hours only claimed: none | episodes: not stated
- year: 2025
- organisation: not stated on opened page
- licence: not stated (class: not stated)
- access: not stated (class: not stated)
- link (paper): https://arxiv.org/abs/2512.10668
- note: First large set with physically grounded density.

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