Open-Vocabulary 3D Semantic Segmentation with Text-to-Image Diffusion Models
On the map: Diffusion models → Medical imaging and segmentation
Abstract (arXiv)
In this paper, we investigate the use of diffusion models which are pre-trained on large-scale image-caption pairs for open-vocabulary 3D semantic understanding. We propose a novel method, namely Diff2Scene, which leverages frozen representations from text-image generative models, along with salient-aware and geometric-aware masks, for open-vocabulary 3D semantic segmentation and visual grounding tasks. Diff2Scene gets rid of any labeled 3D data and effectively identifies objects, appearances, materials, locations and their compositions in 3D scenes. We show that it outperforms competitive baselines and achieves significant improvements over state-of-the-art methods. In particular, Diff2Scene improves the state-of-the-art method on ScanNet200 by 12%.
Key facts. Cited by 12 papers in the map (data through 14 Oct 2026). Placed in Medical imaging and segmentation, one of 14 directions in Diffusion models. Builds on 81 of its 91 references that are in the map. First posted on arXiv 18 Jul 2024.
Builds on
81 of 91 references.
Closest ancestors · 4
Same direction, newest first
- 2023Diffusion Model is Secretly a Training-free Open Vocabulary Semantic Segmenter6 Sep
- 2023Open-Vocabulary Panoptic Segmentation with Text-to-Image Diffusion Models8 Mar
- 2023Open-vocabulary Object Segmentation with Diffusion Models12 Jan
- 2021Label-Efficient Semantic Segmentation with Diffusion Models6 Dec
Other references · 77
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50 most cited of 77 All 77 (JSON)
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Citing papers per year: 2025: 6; 2026: 6.
12 papers.
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- 2026Depth-Only Open-Vocabulary 3D Semantic Segmentation For Privacy-Preserving Robotic Applications1 Jul 2026
- 2026Unlocking Diffusion Hierarchies: Adaptive Timestep Selection for Zero-Shot Segmentation14 Jun 2026
- 2026ClickSeg3D: Few-Click Interactive Segmentation via Semantic Embeddings9 May 2026
- 2026GeoGuide: Hierarchical Geometric Guidance for Open-Vocabulary 3D Semantic Segmentation27 Mar 2026
- 2025Point Linguist Model: Segment Any Object via Bridged Large 3D-Language Model9 Sep 2025
- 2025CitySeg: A 3D Open Vocabulary Semantic Segmentation Foundation Model in City-scale Scenarios13 Aug 2025
- 2025OpenHuman4D: Open-Vocabulary 4D Human Parsing14 Jul 2025
- 2025PGOV3D: Open-Vocabulary 3D Semantic Segmentation with Partial-to-Global Curriculum30 Jun 2025
- 2025Unleashing the Multi-View Fusion Potential: Noise Correction in VLM for Open-Vocabulary 3D Scene Understanding28 Jun 2025
- 2025SAS: Segment Any 3D Scene with Integrated 2D Priors11 Mar 2025
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