PartRAG: Retrieval-Augmented Part-Level 3D Generation and Editing

Peize Li1* Zeyu Zhang2*† Hao Tang2‡
1King's College London 2Peking University
*Equal contribution. †Project lead. ‡Corresponding author.

Comparsion

Reference
Holopart
PartCrafter
PartRAG (Ours)
Circular case reference
Human head statue reference
Human skeleton reference
King reference
Man in a skirt reference
People reference
Elves reference
Penguin reference
Stone reference
Teapot reference

Part-Level Edit


More Visualization


Methods

PartRAG architecture. Top: Retrieval-augmented pipeline generating structured part meshes. Bottom: PartCrafter DiTModel Transformer, Retrieval Module, and Contrastive Learning.

BibTex

@article{li2026partrag,
  title={PartRAG: Retrieval-Augmented Part-Level 3D Generation and Editing},
  author={Li, Peize and Zhang, Zeyu and Tang, Hao},
  journal={arXiv preprint arXiv:2602.17033},
  year={2026}
}