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Related papers: C3VDv2 -- Colonoscopy 3D video dataset with enhanc…

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In this work, we enhance a professional end-to-end volumetric video production pipeline to achieve high-fidelity human body reconstruction using only passive cameras. While current volumetric video approaches estimate depth maps using…

Computer Vision and Pattern Recognition · Computer Science 2022-03-01 Decai Chen , Markus Worchel , Ingo Feldmann , Oliver Schreer , Peter Eisert

Accurate 3D point cloud registration underpins reliable image-guided colonoscopy, directly affecting lesion localization, margin assessment, and navigation safety. However, biological tissue exhibits repetitive textures and locally…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Linzhe Jiang , Jiayuan Huang , Sophia Bano , Matthew J. Clarkson , Zhehua Mao , Mobarak I. Hoque

We present Implicit-Scale 3D Reconstruction from Monocular Multi-Food Images, a benchmark dataset designed to advance geometry-based food portion estimation in realistic dining scenarios. Existing dietary assessment methods largely rely on…

Computer Vision and Pattern Recognition · Computer Science 2026-02-16 Yuhao Chen , Gautham Vinod , Siddeshwar Raghavan , Talha Ibn Mahmud , Bruce Coburn , Jinge Ma , Fengqing Zhu , Jiangpeng He

The process of tracking human anatomy in computer vision is referred to pose estimation, and it is used in fields ranging from gaming to surveillance. Three-dimensional pose estimation traditionally requires advanced equipment, such as…

Computer Vision and Pattern Recognition · Computer Science 2022-08-25 Alice Ruget , Max Tyler , Germán Mora Martín , Stirling Scholes , Feng Zhu , Istvan Gyongy , Brent Hearn , Steve McLaughlin , Abderrahim Halimi , Jonathan Leach

Robotic-assisted surgery allows surgeons to conduct precise surgical operations with stereo vision and flexible motor control. However, the lack of 3D spatial perception limits situational awareness during procedures and hinders mastering…

Image and Video Processing · Electrical Eng. & Systems 2022-03-07 Shang Zhao , Ce Wang , Qiyuan Wang , Yanzhe Liu , S Kevin Zhou

Computed tomography (CT) has been a powerful diagnostic tool since its emergence in the 1970s. Using CT data, three-dimensional (3D) structures of human internal organs and tissues, such as blood vessels, can be reconstructed using…

Applications · Statistics 2024-04-01 Qianhan Zeng , Jing Zhou , Ying Ji , Hansheng Wang

We present a novel method to improve the accuracy of the 3D reconstruction of clothed human shape from a single image. Recent work has introduced volumetric, implicit and model-based shape learning frameworks for reconstruction of objects…

Computer Vision and Pattern Recognition · Computer Science 2020-09-30 Akin Caliskan , Armin Mustafa , Evren Imre , Adrian Hilton

Reliable depth estimation under real optical conditions remains a core challenge for camera vision in systems such as autonomous robotics and augmented reality. Despite recent progress in depth estimation and depth-of-field rendering,…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Nisarg K. Trivedi , Vinayak A. Belludi , Li-Yun Wang

Foundation models for interactive segmentation in 2D natural images and videos have sparked significant interest in building 3D foundation models for medical imaging. However, the domain gaps and clinical use cases for 3D medical imaging…

Computer Vision and Pattern Recognition · Computer Science 2024-11-26 Yufan He , Pengfei Guo , Yucheng Tang , Andriy Myronenko , Vishwesh Nath , Ziyue Xu , Dong Yang , Can Zhao , Benjamin Simon , Mason Belue , Stephanie Harmon , Baris Turkbey , Daguang Xu , Wenqi Li

While emerging 3D medical foundation models are envisioned as versatile tools with offer general-purpose capabilities, their validation remains largely confined to regional and structural imaging, leaving a significant modality discrepancy…

Computer Vision and Pattern Recognition · Computer Science 2026-02-10 Yichi Zhang , Feiyang Xiao , Le Xue , Wenbo Zhang , Gang Feng , Chenguang Zheng , Yuan Qi , Yuan Cheng , Zixin Hu

Accurate body weight estimation is critical in emergency medicine for proper dosing of weight-based medications, yet direct measurement is often impractical in urgent situations. This paper presents a non-invasive method for estimating body…

Computer Vision and Pattern Recognition · Computer Science 2024-10-07 Vivek Ganesh Sonar , Muhammad Tanveer Jan , Mike Wells , Abhijit Pandya , Gabriela Engstrom , Richard Shih , Borko Furht

We present two major contributions in this work: 1) we create a full HD resolution stereoscopic (S3D) video dataset comprised of 12 reference and 360 distorted videos. The test stimuli are produced by simulating the five levels of fog and…

Multimedia · Computer Science 2024-12-02 Sria Biswas , Balasubramanyam Appina , Priyanka Kokil , Sumohana S Channappayya

In conventional 2D DCE-US, motion correction algorithms take advantage of accompanying side-by-side anatomical Bmode images that contain time-stable features. However, current commercial models of 3D DCE-US do not provide side-by-side Bmode…

Image and Video Processing · Electrical Eng. & Systems 2020-10-06 Jia-Shu Chen , Maged Goubran Ph. D. , Gaeun Kim , Jurgen K. Willmann M. D. , Michael Zeineh M. D. , Ph. D. , Dimitre Hristov Ph. D. , Ahmed El Kaffas Ph. D

Purpose: To study the accuracy of motion information extracted from beat-to-beat 3D image-based navigators (3D iNAVs) collected using a variable-density cones trajectory with different combinations of spatial resolutions and scan…

Colonoscopy is the gold standard for examination and detection of colorectal polyps. Localization and delineation of polyps can play a vital role in treatment (e.g., surgical planning) and prognostic decision making. Polyp segmentation can…

Image and Video Processing · Electrical Eng. & Systems 2021-01-01 Nikhil Kumar Tomar , Debesh Jha , Sharib Ali , Håvard D. Johansen , Dag Johansen , Michael A. Riegler , Pål Halvorsen

High-quality human reconstruction and photo-realistic rendering of a dynamic scene is a long-standing problem in computer vision and graphics. Despite considerable efforts invested in developing various capture systems and reconstruction…

Computer Vision and Pattern Recognition · Computer Science 2024-04-03 Xiaoyun Zheng , Liwei Liao , Xufeng Li , Jianbo Jiao , Rongjie Wang , Feng Gao , Shiqi Wang , Ronggang Wang

Monocular depth estimation (MDE) for colonoscopy is hampered by the domain gap between simulated and real-world images. Existing image-to-image translation methods, which use depth as a posterior constraint, often produce structural…

Computer Vision and Pattern Recognition · Computer Science 2026-02-26 Juan Yang , Yuyan Zhang , Han Jia , Bing Hu , Wanzhong Song

Automated computer-aided detection (CADe) in medical imaging has been an important tool in clinical practice and research. State-of-the-art methods often show high sensitivities but at the cost of high false-positives (FP) per patient…

Computer Vision and Pattern Recognition · Computer Science 2016-04-26 Holger R. Roth , Le Lu , Jiamin Liu , Jianhua Yao , Ari Seff , Kevin Cherry , Lauren Kim , Ronald M. Summers

Image-based algorithmic software segmentation is an increasingly important topic in many medical fields. Algorithmic segmentation is used for medical three-dimensional visualization, diagnosis or treatment support, especially in complex…

Computer Vision and Pattern Recognition · Computer Science 2019-02-15 Jürgen Wallner , Irene Mischak , Jan Egger

Video depth estimation is essential for providing 3D scene structure in applications ranging from autonomous driving to mixed reality. Current end-to-end video depth models have established state-of-the-art performance. Although current…

Computer Vision and Pattern Recognition · Computer Science 2026-04-22 Daewon Yoon , Injun Baek , Sangyu Han , Yearim Kim , Nojun Kwak