SimCol3D -- 3D Reconstruction during Colonoscopy Challenge
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Abstract (arXiv)
Colorectal cancer is one of the most common cancers in the world. While colonoscopy is an effective screening technique, navigating an endoscope through the colon to detect polyps is challenging. A 3D map of the observed surfaces could enhance the identification of unscreened colon tissue and serve as a training platform. However, reconstructing the colon from video footage remains difficult. Learning-based approaches hold promise as robust alternatives, but necessitate extensive datasets. Establishing a benchmark dataset, the 2022 EndoVis sub-challenge SimCol3D aimed to facilitate data-driven depth and pose prediction during colonoscopy. The challenge was hosted as part of MICCAI 2022 in Singapore. Six teams from around the world and representatives from academia and industry participated in the three sub-challenges: synthetic depth prediction, synthetic pose prediction, and real pose prediction. This paper describes the challenge, the submitted methods, and their results. We show that depth prediction from synthetic colonoscopy images is robustly solvable, while pose estimation remains an open research question.
Key facts. Cited by 18 papers in the map (data through 7 Oct 2026). Builds on 33 of its 64 references that are in the map. First posted on arXiv 20 Jul 2023.
Builds on
33 of 64 references.
References · 33
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- 2014Depth Map Prediction from a Single Image using a Multi-Scale Deep Networkcited by 1,264
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21 more
- 2019Unsupervised Scale-consistent Depth and Ego-motion Learning from Monocular Videocited by 244
- 2019Depth from Videos in the Wild: Unsupervised Monocular Depth Learning from Unknown Camerascited by 170
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- 2021Unsupervised Scale-consistent Depth Learning from Videocited by 69
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- 2017Deep Learning and Conditional Random Fields-based Depth Estimation and Topographical Reconstruction from Conventional Endoscopycited by 31
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Citing papers per year: 2024: 4; 2025: 8; 2026: 6.
18 papers.
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- 2024Gaussian Pancakes: Geometrically-Regularized 3D Gaussian Splatting for Realistic Endoscopic Reconstructioncited by 19
- 2024Leveraging Near-Field Lighting for Monocular Depth Estimation from Endoscopy Videoscited by 14
- 2025C3VDv2 -- Colonoscopy 3D video dataset with enhanced realismcited by 14
- 2024A Study on Self-Supervised Pretraining for Vision Problems in Gastrointestinal Endoscopycited by 2
- 2025PPS-Ctrl: Controllable Sim-to-Real Translation for Colonoscopy Depth Estimationcited by 2
- 2025ColonAdapter: Geometry Estimation Through Foundation Model Adaptation for Colonoscopycited by 2
- 2025EndoStreamDepth: Temporally Consistent Monocular Depth Estimation for Endoscopic Video Streamscited by 2
- 2026BREATH-VL: Vision-Language-Guided 6-DoF Bronchoscopy Localization via Semantic-Geometric Fusioncited by 2
- 2025Endoscopic Depth Estimation Based on Deep Learning: A Surveycited by 1
- 2026RealSynCol: a high-fidelity synthetic colon dataset for 3D reconstruction applicationscited by 1
- 2024Self-supervised Monocular Depth and Pose Estimation for Endoscopy with Latent Priorscited by 0
- 2025EndoGMDE: Generalizable Monocular Depth Estimation with Mixture of Low-Rank Experts for Diverse Endoscopic Scenescited by 0
6 more
- 2025C3VDReg: A Benchmark for Local-to-Local Colonoscopic Registration toward Anatomical Localizationcited by 0
- 2025SurgiATM: A Physics-Guided Plug-and-Play Model for Deep Learning-Based Smoke Removal in Laparoscopic Surgerycited by 0
- 2026Multi-Modal Monocular Endoscopic Depth and Pose Estimation with Edge-Guided Self-Supervisioncited by 0
- 2026CoGE: Sim-to-Real Online Geometric Estimation for Monocular Colonoscopycited by 0
- 2026C3VD-DEFCOL: A Deformable Colonoscopy Dataset with Time-Resolved 3D Ground Truth and Realistic Appearancecited by 0
- 2026Colon3R: Cross-Domain 3D Reconstruction from Monocular Colonoscopic Videocited by 0
- 2026Colon3R: Cross-Domain 3D Reconstruction from Monocular Colonoscopic Video21 Sep 2026
- 2026C3VD-DEFCOL: A Deformable Colonoscopy Dataset with Time-Resolved 3D Ground Truth and Realistic Appearance5 Jun 2026
- 2026CoGE: Sim-to-Real Online Geometric Estimation for Monocular Colonoscopy13 May 2026
- 2026Multi-Modal Monocular Endoscopic Depth and Pose Estimation with Edge-Guided Self-Supervision19 Feb 2026
- 2026RealSynCol: a high-fidelity synthetic colon dataset for 3D reconstruction applications9 Feb 2026
- 2026BREATH-VL: Vision-Language-Guided 6-DoF Bronchoscopy Localization via Semantic-Geometric Fusion7 Jan 2026
- 2025EndoStreamDepth: Temporally Consistent Monocular Depth Estimation for Endoscopic Video Streams20 Dec 2025
- 2025ColonAdapter: Geometry Estimation Through Foundation Model Adaptation for Colonoscopy27 Nov 2025
- 2025SurgiATM: A Physics-Guided Plug-and-Play Model for Deep Learning-Based Smoke Removal in Laparoscopic Surgery7 Nov 2025
- 2025C3VDReg: A Benchmark for Local-to-Local Colonoscopic Registration toward Anatomical Localization31 Oct 2025
- 2025EndoGMDE: Generalizable Monocular Depth Estimation with Mixture of Low-Rank Experts for Diverse Endoscopic Scenes1 Sep 2025
- 2025Endoscopic Depth Estimation Based on Deep Learning: A Survey28 Jul 2025
6 more
- 2025C3VDv2 -- Colonoscopy 3D video dataset with enhanced realism30 Jun 2025
- 2025PPS-Ctrl: Controllable Sim-to-Real Translation for Colonoscopy Depth Estimation23 Apr 2025
- 2024Self-supervised Monocular Depth and Pose Estimation for Endoscopy with Latent Priors26 Nov 2024
- 2024Gaussian Pancakes: Geometrically-Regularized 3D Gaussian Splatting for Realistic Endoscopic Reconstruction9 Apr 2024
- 2024Leveraging Near-Field Lighting for Monocular Depth Estimation from Endoscopy Videos26 Mar 2024
- 2024A Study on Self-Supervised Pretraining for Vision Problems in Gastrointestinal Endoscopy11 Jan 2024
- 2024Gaussian Pancakes: Geometrically-Regularized 3D Gaussian Splatting for Realistic Endoscopic Reconstructioncited by 19
- 2024Leveraging Near-Field Lighting for Monocular Depth Estimation from Endoscopy Videoscited by 14
- 2025C3VDv2 -- Colonoscopy 3D video dataset with enhanced realismcited by 14
- 2024A Study on Self-Supervised Pretraining for Vision Problems in Gastrointestinal Endoscopycited by 2
- 2025PPS-Ctrl: Controllable Sim-to-Real Translation for Colonoscopy Depth Estimationcited by 2
- 2025ColonAdapter: Geometry Estimation Through Foundation Model Adaptation for Colonoscopycited by 2
- 2025EndoStreamDepth: Temporally Consistent Monocular Depth Estimation for Endoscopic Video Streamscited by 2
- 2025Endoscopic Depth Estimation Based on Deep Learning: A Surveycited by 1
- 2026RealSynCol: a high-fidelity synthetic colon dataset for 3D reconstruction applicationscited by 1
- 2024Self-supervised Monocular Depth and Pose Estimation for Endoscopy with Latent Priorscited by 0
- 2025EndoGMDE: Generalizable Monocular Depth Estimation with Mixture of Low-Rank Experts for Diverse Endoscopic Scenescited by 0
- 2025C3VDReg: A Benchmark for Local-to-Local Colonoscopic Registration toward Anatomical Localizationcited by 0
12 most cited of 17 All 17 (JSON)
- 2026Colon3R: Cross-Domain 3D Reconstruction from Monocular Colonoscopic Video21 Sep 2026
- 2026C3VD-DEFCOL: A Deformable Colonoscopy Dataset with Time-Resolved 3D Ground Truth and Realistic Appearance5 Jun 2026
- 2026CoGE: Sim-to-Real Online Geometric Estimation for Monocular Colonoscopy13 May 2026
- 2026Multi-Modal Monocular Endoscopic Depth and Pose Estimation with Edge-Guided Self-Supervision19 Feb 2026
- 2026RealSynCol: a high-fidelity synthetic colon dataset for 3D reconstruction applications9 Feb 2026
- 2025EndoStreamDepth: Temporally Consistent Monocular Depth Estimation for Endoscopic Video Streams20 Dec 2025
- 2025ColonAdapter: Geometry Estimation Through Foundation Model Adaptation for Colonoscopy27 Nov 2025
- 2025SurgiATM: A Physics-Guided Plug-and-Play Model for Deep Learning-Based Smoke Removal in Laparoscopic Surgery7 Nov 2025
- 2025C3VDReg: A Benchmark for Local-to-Local Colonoscopic Registration toward Anatomical Localization31 Oct 2025
- 2025EndoGMDE: Generalizable Monocular Depth Estimation with Mixture of Low-Rank Experts for Diverse Endoscopic Scenes1 Sep 2025
- 2025Endoscopic Depth Estimation Based on Deep Learning: A Survey28 Jul 2025
- 2025C3VDv2 -- Colonoscopy 3D video dataset with enhanced realism30 Jun 2025
12 newest of 17 All 17 (JSON)