3D Instance Segmentation

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6 papers in the last four weeks, up 100% on the four weeks before. 0.1% of all new papers.

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  1. EviSplat: Preserving Multi-View Evidence in 3D Gaussian Splatting for Open-Vocabulary Segmentation

    Sep 28, 2026Sungho Moon, Kota Shimomura, Junwoo Park +43D Gaussian SplattingLanguage-Embedded 3DGS

    DGIST, Daegu, Republic of Korea · Chubu University, Japan · Elith Inc., Japan +2

  2. From Alignment to Fusion in 3D Vision-Language

    Sep 23, 2026Xueqi Qiu, Xingyu Miao, Jingjing Deng +33D Representation LearningVision-Language Alignment

    School of Engineering Mathematics and Technology, University of Bristol, Bristol, UK · Department of Automation, Tsinghua University, Beijing, China · UCAS-Terminus AI Lab, University of Chinese Academy of Sciences, Beijing 100049, China

  3. SAM-V: Geometry-Aware Segment Anything for Multi-View Instance Segmentation

    Sep 21, 2026Jiangshan Gong, Yuqun Wu, Qiqian Fu +4Multi-View ConsistencyInstance Segmentation

    University of Illinois at Urbana-Champaign · Meta

  4. Toward a foundation model for forest point clouds

    Sep 21, 2026Yuanwen Yue, Stefano Puliti, Damien Robert +73D Foundation ModelsPoint Cloud Classification

    ETH Zurich · University of Oxford · Norwegian Institute of Bioeconomy Research (NIBIO) +1

  5. SenseFuse: Label-Free Fusion of Image and Shape Encoders for Open-Vocabulary 3D Instance Segmentation

    Sep 17, 2026Euiseok Han, Tri Ton, Hwanhee Kim +2Open-Vocabulary 3D SegmentationMultimodal Fusion

    Korea Advanced Institute of Science and Technology (KAIST).

  6. Instance Segmentation and Fine-grained Classification for Urban Buildings with Adaptive Region Dividing and Spatially-Supervised Contrastive Learning

    Sep 17, 2026Weiyuan Zhang, Qi Zhang, Hui HuangContrastive LearningPoint Cloud Classification

    Guangdong Provincial Key Laboratory of Visual Media and Multidimensional Intelligence, College of Computer Science and Software Engineering, Shenzhen University

  7. VOIM: Training-Free Open-Vocabulary 3D Instance Mapping for RGB-D and Monocular SLAM

    Sep 1, 2026Sangmin Song, Sarath Kodagoda, Marc G. Carmichael +4Simultaneous Localization and MappingOpen-Vocabulary 3D Segmentation

    Robotics Institute, Faculty of Engineering and Information Technology, University of Technology Sydney, Ultimo NSW 2007, Australia · Smart Sensing and Robotics Laboratory (SensR Lab), Centre for Advanced Manufacturing Technology, School of Engineering, Design and Built Environment, Kingswood NSW 2747, Australia · Guide Dogs New South Wales/Australian Capital Territory, Sydney NSW, Australia

  8. AQ3D: Adaptive Query Transformer for 3D Instance Segmentation

    Aug 31, 2026Keno Moenck, Thorsten Schüppstuhl3D ViTs3D Instance Segmentation

    Hamburg University of Technology

  9. CedarCypress3D: an annotated UAV-LiDAR dataset of individual trees in planted cedar and cypress forests

    Aug 31, 2026Katsuto Shimizu, Fumiaki Kitahara, Tomohiro Nishizono +8Instance Segmentation3D Semantic Segmentation

    Shikoku Research Center, Forestry and Forest Products Research Institute · 1Shikoku Research Center, Forestry and Forest Products Research Institute, 2-915 Asakuranishi, Kochi, Kochi 780-8077, Japan · Department of Forest Management, Forestry and Forest Products Research Institute +9

  10. InstanceSplat: Instance-Aware Feed-Forward 3D Gaussian Splatting for Scene Understanding

    Aug 7, 2026Minchao Jiang, Xiaoxuan Ma, Shunyu Jia +33D Gaussian SplattingOpen-Vocabulary 3D Segmentation

    1Shanghai Jiao Tong University · 2Eastern Institute of Technology, Ningbo · 3Carnegie Mellon University +2

  11. Qwen-3D: A Generalist 3D Vision-Language Model for Spatial Understanding

    Aug 4, 2026Lucy Lin, Ayush Jain, Yifan Liu +13D Foundation Models3D VQA

    Carnegie Mellon University

  12. CDIS: Cross-Dimensional Class-Agnostic 3D Instance Segmentation via 2D Mask Tracking and 3D-2D Projection Merging

    Jul 20, 2026Juno Kim, Hye-Jung Yoon, Yesol Park +13D Instance Segmentation

    Interdisciplinary Program in AI, Seoul National University

  13. Consistent Scene Understanding in 3D Gaussian Splatting via Multi-Cue Mask Refinement

    Jul 2, 2026Hyunjoon Park, Donghyeon ChoMulti-View Consistency3D Gaussian Splatting

    Department of Computer Science, Hanyang University, Seoul, South Korea

  14. Open-Vocabulary and Referring Segmentation for 3D Gaussians Using 2D Detectors

    Jun 29, 2026Jameel Hassan, Yasiru Ranasinghe, Vishal Patel3D Gaussian SplattingOpen-Vocabulary 3D Segmentation

    Johns Hopkins University

  15. Scenes as Objects, Not Primitives: Instance-Structured 3D Tokenization from Unposed Views

    Jun 28, 2026Mijin Yoo, In Cho, Subin Jeon +3Multi-View 3D ReconstructionObject-Centric Representation Learning

    1Yonsei University · 2Seoul National University

  16. SelectAnyTree: A Promptable Instance Segmentation Model for 3D Forest LiDAR Point Clouds

    Jun 25, 2026Trung Thanh Nguyen, Daniel Lusk, Kilian Gerberding +103D Point Cloud Segmentation3D Instance Segmentation

    Nagoya University, Japan · University of Freiburg, Germany · University of California, Los Angeles, USA +5

  17. Pano3D: Unified 3D Reconstruction and Panoptic Segmentation

    Jun 12, 2026Victor Barberteguy, Ahmet Iscen, Mathilde Caron +3Panoptic Segmentation3D Semantic Segmentation

    Google DeepMind · LIGM, École des Ponts, IP Paris, Univ Gustave Eiffel, CNRS

  18. EPS3D: End-to-End Feed-Forward 3D Panoptic Segmentation

    Jun 8, 2026Runsong Zhu, Jiaxin Guo, Xiaoyang Guo +9Panoptic SegmentationOpen-Vocabulary 3D Segmentation

    The Chinese University of Hong Kong, HK SAR, China · Hong Kong Centre for Logistics Robotics, HK SAR, China · Horizon Robotics, China +2

  19. SegmentAnyTreeV2: Scaling Transformer-Based Tree Instance Segmentation Across Sensors, Platforms, and Forests

    Jun 6, 2026Maciej Wielgosz, Stefano Puliti, Rasmus AstrupTransformerInstance Segmentation

    Norwegian Institute of Bioeconomy Research (NIBIO), Høgskoleveien 7, 1433 Ås, Norway

  20. GVC-Seg: Training-Free 3D Instance Segmentation via Geometric Visual Correspondence

    Jun 6, 2026Liang Xu, Fangjing Wang, Jinyu Yang +1Open-Vocabulary 3D Segmentation3D Instance Segmentation

    Victoria University of Wellington, New Zealand · Department of Computer Science and Engineering, Southern University of Science and Technology, Shenzhen 518055, China · Harbin Institute of Technology, Shenzhen, China

  21. ForestMamba: Sparse Mamba with Geometry-guided Queries for 3D Forest Point Cloud Segmentation

    Jun 1, 2026Trung Thanh Nguyen, Tuan-Anh Vu, Duc Viet Le +43D Point Cloud Segmentation3D Semantic Segmentation

    Nagoya University Nagoya, Aichi, Japan · RIKEN Seika, Kyoto, Japan · University of California, Los Angeles CA, USA +3

  22. ESAM++: Efficient Online 3D Perception on the Edge

    May 28, 2026Qin Liu, Lavisha Aggarwal, Saptarashmi Bandyopadhyay +4Edge InferencePoint Cloud Learning

    Stanford University · Google · UC San Diego

  23. FoundObj: Self-supervised Foundation Models as Rewards for Label-free 3D Object Segmentation

    May 26, 2026Zihui Zhang, Zhixuan Sun, Yafei Yang +33D Point Cloud Segmentation3D Instance Segmentation

    Shenzhen Research Institute, The Hong Kong Polytechnic University · vLAR Group, The Hong Kong Polytechnic University

  24. OP2GS: Object-Aware 3D Gaussian Splatting with Dual-Opacity Primitives

    May 19, 2026Guiyu Liu, Niklas Vaara, Janne Mustaniemi +23D Gaussian SplattingOpen-Vocabulary 3D Segmentation

    Center for Machine Vision and Signal Analysis, University of Oulu, Finland · Aalto University, Finland

  25. CoralLite: μCT Reconstruction of Coral Colonies from Individual Corallites

    May 14, 2026Jess Jones, Leonardo Bertini, Kenneth Johnson +23D ReconstructionComputed Tomography

    University of Bristol · University of Liverpool · Natural History Museum

  26. EvObj: Learning Evolving Object-centric Representations for 3D Instance Segmentation without Scene Supervision

    May 13, 2026Jiahao Chen, Zihui Zhang, Yafei Yang +4Synthetic-to-Real Domain AdaptationObject-Centric Representation Learning

    Shenzhen Research Institute, The Hong Kong Polytechnic University · vLAR Group, The Hong Kong Polytechnic University

  27. ClickSeg3D: Few-Click Interactive Segmentation via Semantic Embeddings

    May 9, 2026Xueyang Kang, Zijian Yu, Kourosh Khoshelham +13D Point Cloud Segmentation3D Instance Segmentation

    School of Electrical and Electronic Engineering, Nanyang Technological University · University of Science and Technology of China · Faculty of Architecture and the Built Environment, Delft University of Technology

  28. Ilov3Splat: Instance-Level Open-Vocabulary 3D Scene Understanding in Gaussian Splatting

    May 6, 2026Binh Long Nguyen, Kien Nguyen, Sridha Sridharan +23D Gaussian SplattingLanguage-Embedded 3DGS

    School of Electrical Engineering and Robotics, Queensland University of Technology (QUT), Brisbane, QLD 4000, Australia · CSIRO Robotics, CSIRO, Brisbane, QLD 4069, Australia

  29. Semantic Foam: Unifying Spatial and Semantic Scene Decomposition

    Apr 29, 2026Amr Sharafeldin, Shrisudhan Govindarajan, Thomas Walker +43D Semantic Segmentation3D Scene Representation

    1Simon Fraser University · University of Edinburgh · 3Wayve Technologies +2

  30. SpaCeFormer: Fast Proposal-Free Open-Vocabulary 3D Instance Segmentation

    Apr 22, 2026Chris Choy, Junha Lee, Chunghyun Park +23D ViTs3D Instance Segmentation

    NVIDIA · POSTECH