ScanComplete: Large-Scale Scene Completion and Semantic Segmentation for 3D Scans
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Abstract (arXiv)
We introduce ScanComplete, a novel data-driven approach for taking an incomplete 3D scan of a scene as input and predicting a complete 3D model along with per-voxel semantic labels. The key contribution of our method is its ability to handle large scenes with varying spatial extent, managing the cubic growth in data size as scene size increases. To this end, we devise a fully-convolutional generative 3D CNN model whose filter kernels are invariant to the overall scene size. The model can be trained on scene subvolumes but deployed on arbitrarily large scenes at test time. In addition, we propose a coarse-to-fine inference strategy in order to produce high-resolution output while also leveraging large input context sizes. In an extensive series of experiments, we carefully evaluate different model design choices, considering both deterministic and probabilistic models for completion and semantic inference. Our results show that we outperform other methods not only in the size of the environments handled and processing efficiency, but also with regard to completion quality and semantic segmentation performance by a significant margin.
Key facts. Cited by 103 papers in the map (data through 14 Oct 2026). First posted on arXiv 29 Dec 2017.
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Citing papers per year: 2021: 27; 2022: 22; 2023: 14; 2024: 17; 2025: 14; 2026: 9.
103 papers.
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- 2022OpenScene: 3D Scene Understanding with Open Vocabulariescited by 559
- 2021Deep Marching Tetrahedra: a Hybrid Representation for High-Resolution 3D Shape Synthesiscited by 460
- 2021Dense Depth Priors for Neural Radiance Fields from Sparse Input Viewscited by 302
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- 20214DComplete: Non-Rigid Motion Estimation Beyond the Observable Surfacecited by 124
- 2021NeSF: Neural Semantic Fields for Generalizable Semantic Segmentation of 3D Scenescited by 119
- 2022Semantic Abstraction: Open-World 3D Scene Understanding from 2D Vision-Language Modelscited by 95
- 2022POCO: Point Convolution for Surface Reconstructioncited by 92
- 2023SCPNet: Semantic Scene Completion on Point Cloudcited by 80
- 20213D Semantic Scene Completion: a Surveycited by 74
- 2021Unsupervised 3D Shape Completion through GAN Inversioncited by 70
- 2021Panoptic 3D Scene Reconstruction From a Single RGB Imagecited by 70
38 more
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- 2021Semantics for Robotic Mapping, Perception and Interaction: A Surveycited by 56
- 2022Contrastive Boundary Learning for Point Cloud Segmentationcited by 56
- 2024InFusion: Inpainting 3D Gaussians via Learning Depth Completion from Diffusion Priorcited by 56
- 2024EmbodiedOcc: Embodied 3D Occupancy Prediction for Vision-based Online Scene Understandingcited by 45
- 2023PaSCo: Urban 3D Panoptic Scene Completion with Uncertainty Awarenesscited by 42
- 2024GScream: Learning 3D Geometry and Feature Consistent Gaussian Splatting for Object Removalcited by 39
- 2021VoRTX: Volumetric 3D Reconstruction With Transformers for Voxelwise View Selection and Fusioncited by 38
- 2022Deep Learning for Omnidirectional Vision: A Survey and New Perspectivescited by 38
- 2021Lite-HDSeg: LiDAR Semantic Segmentation Using Lite Harmonic Dense Convolutionscited by 37
- 2021Semantic Segmentation-assisted Scene Completion for LiDAR Point Cloudscited by 37
- 2021Deep Learning Based 3D Segmentation: A Surveycited by 30
- 2023SSC-RS: Elevate LiDAR Semantic Scene Completion with Representation Separation and BEV Fusioncited by 30
- 2024DepthLab: From Partial to Completecited by 27
- 2024S2O: Static to Openable Enhancement for Articulated 3D Objectscited by 22
- 2023SGRec3D: Self-Supervised 3D Scene Graph Learning via Object-Level Scene Reconstructioncited by 21
- 2022Point Scene Understanding via Disentangled Instance Mesh Reconstructioncited by 20
- 2023BUOL: A Bottom-Up Framework with Occupancy-aware Lifting for Panoptic 3D Scene Reconstruction From A Single Imagecited by 20
- 2023Marching-Primitives: Shape Abstraction from Signed Distance Functioncited by 19
- 2026Multiplayer Interactive World Models with Representation Autoencoderscited by 19
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- 2024Open Vocabulary 3D Scene Understanding via Geometry Guided Self-Distillationcited by 17
- 2022Learning Local Displacements for Point Cloud Completioncited by 16
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- 2023ImGeoNet: Image-induced Geometry-aware Voxel Representation for Multi-view 3D Object Detectioncited by 14
- 2024AirPlanes: Accurate Plane Estimation via 3D-Consistent Embeddingscited by 13
- 2025Cross-Modal and Uncertainty-Aware Agglomeration for Open-Vocabulary 3D Scene Understandingcited by 13
- 2025ZeroGrasp: Zero-Shot Shape Reconstruction Enabled Robotic Graspingcited by 13
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- 2023RayDF: Neural Ray-surface Distance Fields with Multi-view Consistencycited by 12
- 2024Distilling Diffusion Models to Efficient 3D LiDAR Scene Completioncited by 10
- 2021Mask-ToF: Learning Microlens Masks for Flying Pixel Correction in Time-of-Flight Imagingcited by 9
- 2023Clutter Detection and Removal in 3D Scenes with View-Consistent Inpaintingcited by 9
- 2023GNeSF: Generalizable Neural Semantic Fieldscited by 9
- 2024Zero-Shot Multi-Object Scene Completioncited by 9
50 most cited of 103 All 103 (JSON)
- 2026CDSeg: A Renderable Gaussian Carrier for Image-to-3D Label Transfer6 Aug 2026
- 2026Multiplayer Interactive World Models with Representation Autoencoders6 Jul 2026
- 2026MAGE: View-guided Point Cloud Completion with Efficient Modality Alignment and Adaptive Geometry Enhancement30 Jun 2026
- 2026Deep Learning Approaches for 3D Medical Scene Completion: From Geometric Modeling to Generative Paradigms23 Jun 2026
- 2026A Cookbook of 3D Vision: Data, Learning Paradigms, and Application2 Jun 2026
- 2026LOD-Net: Locality-Aware 3D Object Detection Using Multi-Scale Transformer Network17 Apr 2026
- 2026Seen2Scene: Completing Realistic 3D Scenes with Visibility-Guided Flow30 Mar 2026
- 2026GeoGuide: Hierarchical Geometric Guidance for Open-Vocabulary 3D Semantic Segmentation27 Mar 2026
- 2026Mask-Conditioned Voxel Diffusion for Joint Geometry and Color Inpainting1 Jan 2026
- 2025B-Rep Distance Functions (BR-DF): How to Represent a B-Rep Model by Volumetric Distance Functions?18 Nov 2025
- 2025GeoPurify: A Data-Efficient Geometric Distillation Framework for Open-Vocabulary 3D Segmentation2 Oct 2025
- 2025Unifi3D: A Study on 3D Representations for Generation and Reconstruction in a Common Framework2 Sep 2025
38 more
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- 2025On Geometry-Enhanced Parameter-Efficient Fine-Tuning for 3D Scene Segmentation28 May 2025
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- 2025Towards Learning to Complete Anything in Lidar16 Apr 2025
- 2025ZeroGrasp: Zero-Shot Shape Reconstruction Enabled Robotic Grasping15 Apr 2025
- 2025Cross-Modal and Uncertainty-Aware Agglomeration for Open-Vocabulary 3D Scene Understanding20 Mar 2025
- 2024DepthLab: From Partial to Complete24 Dec 2024
- 2024EmbodiedOcc: Embodied 3D Occupancy Prediction for Vision-based Online Scene Understanding5 Dec 2024
- 2024Distilling Diffusion Models to Efficient 3D LiDAR Scene Completion4 Dec 2024
- 2024MetaSSC: Enhancing 3D Semantic Scene Completion for Autonomous Driving through Meta-Learning and Long-sequence Modeling6 Nov 2024
- 2024Deep Learning for 3D Point Cloud Enhancement: A Survey30 Oct 2024
- 2024S2O: Static to Openable Enhancement for Articulated 3D Objects27 Sep 2024
- 2024Open Vocabulary 3D Scene Understanding via Geometry Guided Self-Distillation18 Jul 2024
- 2024Dense Multimodal Alignment for Open-Vocabulary 3D Scene Understanding13 Jul 2024
- 2024Semantic UV mapping to improve texture inpainting for indoor scenes12 Jul 2024
- 2024Gap Completion in Point Cloud Scene occluded by Vehicles using SGC-Net11 Jul 2024
- 2024AirPlanes: Accurate Plane Estimation via 3D-Consistent Embeddings13 Jun 2024
- 2024Outdoor Scene Extrapolation with Hierarchical Generative Cellular Automata12 Jun 2024
- 2024GScream: Learning 3D Geometry and Feature Consistent Gaussian Splatting for Object Removal21 Apr 2024
- 2024InFusion: Inpainting 3D Gaussians via Learning Depth Completion from Diffusion Prior17 Apr 2024
- 2024PDF: A Probability-Driven Framework for Open World 3D Point Cloud Semantic Segmentation1 Apr 2024
- 2024Zero-Shot Multi-Object Scene Completion21 Mar 2024
- 2024Advances in 3D Generation: A Survey31 Jan 2024
- 2023PaSCo: Urban 3D Panoptic Scene Completion with Uncertainty Awareness4 Dec 2023
- 2023RayDF: Neural Ray-surface Distance Fields with Multi-view Consistency30 Oct 2023
- 2023GNeSF: Generalizable Neural Semantic Fields24 Oct 2023
- 2023SGRec3D: Self-Supervised 3D Scene Graph Learning via Object-Level Scene Reconstruction27 Sep 2023
- 2023ImGeoNet: Image-induced Geometry-aware Voxel Representation for Multi-view 3D Object Detection17 Aug 2023
- 2023RIC: Rotate-Inpaint-Complete for Generalizable Scene Reconstruction21 Jul 2023
- 2023SSC-RS: Elevate LiDAR Semantic Scene Completion with Representation Separation and BEV Fusion27 Jun 2023
- 2023BUOL: A Bottom-Up Framework with Occupancy-aware Lifting for Panoptic 3D Scene Reconstruction From A Single Image1 Jun 2023
- 2023Contextualising Implicit Representations for Semantic Tasks22 May 2023
- 2023Clutter Detection and Removal in 3D Scenes with View-Consistent Inpainting7 Apr 2023
50 newest of 103 All 103 (JSON)
- 2024InFusion: Inpainting 3D Gaussians via Learning Depth Completion from Diffusion Priorcited by 56
- 2024Distilling Diffusion Models to Efficient 3D LiDAR Scene Completioncited by 10
- 2025Complete Gaussian Splats from a Single Image with Denoising Diffusion Modelscited by 2
- 2026Seen2Scene: Completing Realistic 3D Scenes with Visibility-Guided Flowcited by 1
- 2026Seen2Scene: Completing Realistic 3D Scenes with Visibility-Guided Flow30 Mar 2026
- 2025Complete Gaussian Splats from a Single Image with Denoising Diffusion Models29 Aug 2025
- 2024Distilling Diffusion Models to Efficient 3D LiDAR Scene Completion4 Dec 2024
- 2024InFusion: Inpainting 3D Gaussians via Learning Depth Completion from Diffusion Prior17 Apr 2024
- 2022Semantic Abstraction: Open-World 3D Scene Understanding from 2D Vision-Language Modelscited by 95
- 2024Dense Multimodal Alignment for Open-Vocabulary 3D Scene Understandingcited by 16
- 2025Cross-Modal and Uncertainty-Aware Agglomeration for Open-Vocabulary 3D Scene Understandingcited by 13
- 2025GeoPurify: A Data-Efficient Geometric Distillation Framework for Open-Vocabulary 3D Segmentationcited by 1
- 2025GeoPurify: A Data-Efficient Geometric Distillation Framework for Open-Vocabulary 3D Segmentation2 Oct 2025
- 2025Cross-Modal and Uncertainty-Aware Agglomeration for Open-Vocabulary 3D Scene Understanding20 Mar 2025
- 2024Dense Multimodal Alignment for Open-Vocabulary 3D Scene Understanding13 Jul 2024
- 2022Semantic Abstraction: Open-World 3D Scene Understanding from 2D Vision-Language Models23 Jul 2022
- 2026Multiplayer Interactive World Models with Representation Autoencoderscited by 19
- 2025Occupancy World Model for Robotscited by 8
- 2026Multiplayer Interactive World Models with Representation Autoencoders6 Jul 2026
- 2025Occupancy World Model for Robots7 May 2025
- 2022OpenScene: 3D Scene Understanding with Open Vocabulariescited by 559
- 2021Deep Marching Tetrahedra: a Hybrid Representation for High-Resolution 3D Shape Synthesiscited by 460
- 2021Dense Depth Priors for Neural Radiance Fields from Sparse Input Viewscited by 302
- 2021Shape As Points: A Differentiable Poisson Solvercited by 187
- 20214DComplete: Non-Rigid Motion Estimation Beyond the Observable Surfacecited by 124
- 2021NeSF: Neural Semantic Fields for Generalizable Semantic Segmentation of 3D Scenescited by 119
- 2022POCO: Point Convolution for Surface Reconstructioncited by 92
- 20213D Semantic Scene Completion: a Surveycited by 74
- 2021Unsupervised 3D Shape Completion through GAN Inversioncited by 70
- 2021Panoptic 3D Scene Reconstruction From a Single RGB Imagecited by 70
- 2024Advances in 3D Generation: A Surveycited by 63
- 2021StyleMesh: Style Transfer for Indoor 3D Scene Reconstructionscited by 58
12 most cited of 90 All 90 (JSON)
- 2026CDSeg: A Renderable Gaussian Carrier for Image-to-3D Label Transfer6 Aug 2026
- 2026MAGE: View-guided Point Cloud Completion with Efficient Modality Alignment and Adaptive Geometry Enhancement30 Jun 2026
- 2026Deep Learning Approaches for 3D Medical Scene Completion: From Geometric Modeling to Generative Paradigms23 Jun 2026
- 2026A Cookbook of 3D Vision: Data, Learning Paradigms, and Application2 Jun 2026
- 2026LOD-Net: Locality-Aware 3D Object Detection Using Multi-Scale Transformer Network17 Apr 2026
- 2026GeoGuide: Hierarchical Geometric Guidance for Open-Vocabulary 3D Semantic Segmentation27 Mar 2026
- 2026Mask-Conditioned Voxel Diffusion for Joint Geometry and Color Inpainting1 Jan 2026
- 2025B-Rep Distance Functions (BR-DF): How to Represent a B-Rep Model by Volumetric Distance Functions?18 Nov 2025
- 2025Unifi3D: A Study on 3D Representations for Generation and Reconstruction in a Common Framework2 Sep 2025
- 2025A Comprehensive Survey for Real-World Industrial Defect Detection: Challenges, Approaches, and Prospects15 Jul 2025
- 20253D Shape Generation: A Survey27 Jun 2025
- 2025OC-SOP: Enhancing Vision-Based 3D Semantic Occupancy Prediction by Object-Centric Awareness23 Jun 2025
12 newest of 90 All 90 (JSON)