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Related papers: 3D Organ Shape Reconstruction from Topogram Images

200 papers

Liver segmentation from abdominal CT images is an essential step for liver cancer computer-aided diagnosis and surgical planning. However, both the accuracy and robustness of existing liver segmentation methods cannot meet the requirements…

Image and Video Processing · Electrical Eng. & Systems 2021-07-20 Changfa Shi , Min Xian , Xiancheng Zhou , Haotian Wang , Heng-Da Cheng

Accurate three-dimensional delineation of liver tumors on contrast-enhanced CT is a prerequisite for treatment planning, navigation and response assessment, yet manual contouring is slow, observer-dependent and difficult to standardise…

Image and Video Processing · Electrical Eng. & Systems 2025-12-09 Xuecheng Li , Weikuan Jia , Komildzhon Sharipov , Alimov Ruslan , Lutfuloev Mazbutdzhon , Ismoilov Shuhratjon , Yuanjie Zheng

Liver-vessel segmentation is an essential task in the pre-operative planning of liver resection. State-of-the-art 2D or 3D convolution-based methods focusing on liver vessel segmentation on 2D CT cross-sectional views, which do not take…

Computer Vision and Pattern Recognition · Computer Science 2025-03-06 Xiaotong Zhang , Alexander Broersen , Gonnie CM van Erp , Silvia L. Pintea , Jouke Dijkstra

Accurate segmentation for medical images is important for clinical diagnosis. Existing automatic segmentation methods are mainly based on fully supervised learning and have an extremely high demand for precise annotations, which are very…

Computer Vision and Pattern Recognition · Computer Science 2021-06-10 Yuanpeng Liu , Qinglei Hui , Zhiyi Peng , Shaolin Gong , Dexing Kong

Large prospective epidemiological studies acquire cardiovascular magnetic resonance (CMR) images for pre-symptomatic populations and follow these over time. To support this approach, fully automatic large-scale 3D analysis is essential. In…

Image and Video Processing · Electrical Eng. & Systems 2019-07-04 Rahman Attar , Marco Pereanez , Christopher Bowles , Stefan K. Piechnik , Stefan Neubauer , Steffen E. Petersen , Alejandro F. Frangi

Surgical resections are the most prevalent curative treatment for primary liver cancer. Tumors located in critical positions are known to complexify liver resections (LR). While experienced surgeons in specialized medical centers may have…

Image and Video Processing · Electrical Eng. & Systems 2022-10-18 Omar Ali , Alexandre Bone , Caterina Accardo , Omar Belkouchi , Marc-Michel Rohe , Eric Vibert , Irene Vignon-Clementel

3D content creation is referred to as one of the most fundamental tasks of computer graphics. And many 3D modeling algorithms from 2D images or curves have been developed over the past several decades. Designers are allowed to align some…

Graphics · Computer Science 2018-06-25 Zhongping Ji , Xiao Qi , Yigang Wang , Gang Xu , Peng Du , Qing Wu

The analysis of single CT slices extracted at the third lumbar vertebra (L3) has garnered significant clinical interest in the past few years, in particular in regards to quantifying sarcopenia (muscle loss). In this paper, we propose an…

Computer Vision and Pattern Recognition · Computer Science 2018-11-26 Fahdi Kanavati , Shah Islam , Eric O. Aboagye , Andrea Rockall

Precise segmentation of the liver is critical for computer-aided diagnosis such as pre-evaluation of the liver for living donor-based transplantation surgery. This task is challenging due to the weak boundaries of organs, countless…

Image and Video Processing · Electrical Eng. & Systems 2021-09-06 Supriti Mulay , Deepika G , Jeevakala S , Keerthi Ram , Mohanasankar Sivaprakasam

An organ shape atlas, which represents the shape and position of the organs and skeleton of a living body using a small number of parameters, is expected to have a wide range of clinical applications, including intraoperative guidance and…

Image and Video Processing · Electrical Eng. & Systems 2025-06-19 Zijie Wang , Ryuichi Umehara , Mitsuhiro Nakamura , Megumi Nakao

Laparoscopic liver surgery poses a complex intraoperative dynamic environment for surgeons, where remains a significant challenge to distinguish critical or even hidden structures inside the liver. Liver anatomical landmarks, e.g., ridge…

Computer Vision and Pattern Recognition · Computer Science 2024-06-28 Jialun Pei , Ruize Cui , Yaoqian Li , Weixin Si , Jing Qin , Pheng-Ann Heng

Accurate reconstruction of both the geometric and topological details of a 3D object from a single 2D image embodies a fundamental challenge in computer vision. Existing explicit/implicit solutions to this problem struggle to recover…

Computer Vision and Pattern Recognition · Computer Science 2023-07-25 Mohammad Samiul Arshad , William J. Beksi

In this work, we propose to resolve the issue existing in current deep learning based organ segmentation systems that they often produce results that do not capture the overall shape of the target organ and often lack smoothness. Since…

Computer Vision and Pattern Recognition · Computer Science 2019-12-10 Yuan Xue , Hui Tang , Zhi Qiao , Guanzhong Gong , Yong Yin , Zhen Qian , Chao Huang , Wei Fan , Xiaolei Huang

Liver registration by overlaying preoperative 3D models onto intraoperative 2D frames can assist surgeons in perceiving the spatial anatomy of the liver clearly for a higher surgical success rate. Existing registration methods rely heavily…

Computer Vision and Pattern Recognition · Computer Science 2025-04-22 Jun Zhou , Bingchen Gao , Kai Wang , Jialun Pei , Pheng-Ann Heng , Jing Qin

We propose Deep-Motion-Net: an end-to-end graph neural network (GNN) architecture that enables 3D (volumetric) organ shape reconstruction from a single in-treatment kV planar X-ray image acquired at any arbitrary projection angle.…

Computer Vision and Pattern Recognition · Computer Science 2024-07-10 Isuru Wijesinghe , Michael Nix , Arezoo Zakeri , Alireza Hokmabadi , Bashar Al-Qaisieh , Ali Gooya , Zeike A. Taylor

A two-step concept for 3D segmentation on 5 abdominal organs inside volumetric CT images is presented. First each relevant organ's volume of interest is extracted as bounding box. The extracted volume acts as input for a second stage,…

Image and Video Processing · Electrical Eng. & Systems 2021-07-12 Nico Zettler , Andre Mastmeyer

Assessing cancer progression in liver CT scans is a clinical challenge, requiring a comparison of scans at different times for the same patient. Practitioners must identify existing tumors, compare them with prior exams, identify new…

Image and Video Processing · Electrical Eng. & Systems 2025-01-27 Walid Yassine , Martin Charachon , Céline Hudelot , Roberto Ardon

Reshaping accurate and realistic 3D human bodies from anthropometric parameters (e.g., height, chest size, etc.) poses a fundamental challenge for person identification, online shopping and virtual reality. Existing approaches for creating…

Computer Vision and Pattern Recognition · Computer Science 2021-04-06 Yanhong Zeng , Jianlong Fu , Hongyang Chao

The paper introduces a novel autonomous robot ultrasound (US) system targeting liver follow-up scans for outpatients in local communities. Given a computed tomography (CT) image with specific target regions of interest, the proposed system…

Robotics · Computer Science 2024-05-10 Tianpeng Zhang , Sekeun Kim , Jerome Charton , Haitong Ma , Kyungsang Kim , Na Li , Quanzheng Li

With the advanced imaging technology, digital pathology imaging of tumor tissue slides is becoming a routine clinical procedure for cancer diagnosis. This process produces massive imaging data that capture histological details in high…

Applications · Statistics 2020-12-10 Esteban Fernández Morales , Cong Zhang , Guanghua Xiao , Chul Moon , Qiwei Li