PARIS3D: Reasoning-based 3D Part Segmentation Using Large Multimodal Model
On the map: Multimodal LLMs / vision-language models → Embodied and 3D vision-language models
Abstract (arXiv)
Recent advancements in 3D perception systems have significantly improved their ability to perform visual recognition tasks such as segmentation. However, these systems still heavily rely on explicit human instruction to identify target objects or categories, lacking the capability to actively reason and comprehend implicit user intentions. We introduce a novel segmentation task known as reasoning part segmentation for 3D objects, aiming to output a segmentation mask based on complex and implicit textual queries about specific parts of a 3D object. To facilitate evaluation and benchmarking, we present a large 3D dataset comprising over 60k instructions paired with corresponding ground-truth part segmentation annotations specifically curated for reasoning-based 3D part segmentation. We propose a model that is capable of segmenting parts of 3D objects based on implicit textual queries and generating natural language explanations corresponding to 3D object segmentation requests. Experiments show that our method achieves competitive performance to models that use explicit queries, with the additional abilities to identify part concepts, reason about them, and complement them with world knowledge. Our source code, dataset, and trained models are available at https://github.com/AmrinKareem/PARIS3D.
Key facts. Cited by 9 papers in the map (data through 14 Oct 2026). Placed in Embodied and 3D vision-language models, one of 16 directions in Multimodal LLMs / vision-language models. Builds on 47 of its 52 references that are in the map. First posted on arXiv 4 Apr 2024.
Builds on
47 of 52 references.
Closest ancestors · 1
Same direction, newest first
- 2023LL3DA: Visual Interactive Instruction Tuning for Omni-3D Understanding, Reasoning, and Planning30 Nov
Other references · 46
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34 more
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Built on by
Citing papers per year: 2024: 2; 2025: 3; 2026: 4.
9 papers.
- 2025MLLM-For3D: Adapting Multimodal Large Language Model for 3D Reasoning Segmentationcited by 16
- 2024Kestrel: 3D Multimodal LLM for Part-Aware Grounded Descriptioncited by 9
- 2024Multimodal 3D Reasoning Segmentation with Complex Scenescited by 8
- 2025AdaToken-3D: Dynamic Spatial Gating for Efficient 3D Large Multimodal-Models Reasoningcited by 5
- 2026DreamPartGen: Semantically Grounded Part-Level 3D Generation via Collaborative Latent Denoisingcited by 2
- 2026GeoHeight-Bench: Towards Height-Aware Multimodal Reasoning in Remote Sensingcited by 1
- 2025PointCubeNet: 3D Part-level Reasoning with 3x3x3 Point Cloud Blockscited by 0
- 20263D-PLOT-LLM: Part-Level Object Tokens for 3D Large Language Modelscited by 0
- 2026MV-GEL: Language-Driven Multi-View Geometric Entity Localization on Meshescited by 0
- 2026MV-GEL: Language-Driven Multi-View Geometric Entity Localization on Meshes30 Jun 2026
- 20263D-PLOT-LLM: Part-Level Object Tokens for 3D Large Language Models18 Jun 2026
- 2026GeoHeight-Bench: Towards Height-Aware Multimodal Reasoning in Remote Sensing26 Mar 2026
- 2026DreamPartGen: Semantically Grounded Part-Level 3D Generation via Collaborative Latent Denoising19 Mar 2026
- 2025PointCubeNet: 3D Part-level Reasoning with 3x3x3 Point Cloud Blocks10 Nov 2025
- 2025AdaToken-3D: Dynamic Spatial Gating for Efficient 3D Large Multimodal-Models Reasoning19 May 2025
- 2025MLLM-For3D: Adapting Multimodal Large Language Model for 3D Reasoning Segmentation23 Mar 2025
- 2024Multimodal 3D Reasoning Segmentation with Complex Scenes21 Nov 2024
- 2024Kestrel: 3D Multimodal LLM for Part-Aware Grounded Description29 May 2024
Similar, not cited
Close in wording, no citation either way
- 2024Reasoning3D -- Grounding and Reasoning in 3D: Fine-Grained Zero-Shot Open-Vocabulary 3D Reasoning Part Segmentation via Large Vision-Language Models
- 2024Reason3D: Searching and Reasoning 3D Segmentation via Large Language Model
- 2025OpenMaskDINO3D : Reasoning 3D Segmentation via Large Language Model
- 2026PAR3D: A Unified 3D-MLLM with Part-Aware Representation for Scene Understanding
- 20243D Part Segmentation via Geometric Aggregation of 2D Visual Features
- 2025Enhancing Spatial Reasoning in Multimodal Large Language Models through Reasoning-based Segmentation
- 2024SAMPart3D: Segment Any Part in 3D Objects
- 2026SceneBench: A Hierarchical Benchmark for Vision-Language Understanding of 3D Scenes