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Related papers: 3D Organ Shape Reconstruction from Topogram Images

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2D single-slice abdominal computed tomography (CT) enables the assessment of body habitus and organ health with low radiation exposure. However, single-slice data necessitates the use of 2D networks for segmentation, but these networks…

Lipid droplets (LDs) are subcellular organelles with important roles in lipid storage and metabolism and involved in various diseases including cancer, obesity, and diabetes. Conventional methods, however, have limited ability to provide…

Biological Physics · Physics 2016-11-08 Kyoohyun Kim , SeoEun Lee , Jonghee Yoon , JiHan Heo , Chulhee Choi , YongKeun Park

Intensity modulated radiotherapy (IMRT) is one of the most common modalities for treating cancer patients. One of the biggest challenges is precise treatment delivery that accounts for varying motion patterns originating from…

Computer Vision and Pattern Recognition · Computer Science 2023-03-15 Matej Gazda , Peter Drotar , Liset Vazquez Romaguera , Samuel Kadoury

Reconstructing 3D objects from 2D images is both challenging for our brains and machine learning algorithms. To support this spatial reasoning task, contextual information about the overall shape of an object is critical. However, such…

Computer Vision and Pattern Recognition · Computer Science 2022-09-19 Dominik J. E. Waibel , Scott Atwell , Matthias Meier , Carsten Marr , Bastian Rieck

Accurate geometric quantification of the human heart is a key step in the diagnosis of numerous cardiac diseases, and in the management of cardiac patients. Ultrasound imaging is the primary modality for cardiac imaging, however acquisition…

Image and Video Processing · Electrical Eng. & Systems 2022-07-28 David Stojanovski , Uxio Hermida , Marica Muffoletto , Pablo Lamata , Arian Beqiri , Alberto Gomez

In this work we propose a multi-scale recurrent encoder-decoder architecture to predict the breathing induced organ deformation in future frames. The model was trained end-to-end from input images to predict a sequence of motion labels.…

Image and Video Processing · Electrical Eng. & Systems 2020-05-29 Liset Vázquez Romaguera , Rosalie Plantefève , Samuel Kadoury

Liver tumor ablation procedures require accurate placement of the needle applicator at the tumor centroid. The lower-cost and real-time nature of ultrasound (US) has advantages over computed tomography (CT) for applicator guidance, however,…

Image and Video Processing · Electrical Eng. & Systems 2024-10-04 Shuwei Xing , Derek W. Cool , David Tessier , Elvis C. S. Chen , Terry M. Peters , Aaron Fenster

Liver cancer is one of the most common malignant diseases in the world. Segmentation and labeling of liver tumors and blood vessels in CT images can provide convenience for doctors in liver tumor diagnosis and surgical intervention. In the…

Image and Video Processing · Electrical Eng. & Systems 2022-03-01 Xiangyu Meng , Xudong Zhang , Gan Wang , Ying Zhang , Xin Shi , Huanhuan Dai , Zixuan Wang , Xun Wang

Generic 3D reconstruction from a single image is a difficult problem. A lot of data loss occurs in the projection. A domain based approach to reconstruction where we solve a smaller set of problems for a particular use case lead to greater…

Computer Vision and Pattern Recognition · Computer Science 2016-06-21 Atishay Jain

Echocardiography is a key imaging modality for cardiac assessment but remains highly operator-dependent, and access to trained sonographers is limited in underserved settings. Teleoperated robotic echocardiography has been proposed as a…

Automatic segmentation of the liver and its lesion is an important step towards deriving quantitative biomarkers for accurate clinical diagnosis and computer-aided decision support systems. This paper presents a method to automatically…

Organoids are self-organized 3D cell clusters that closely mimic the architecture and function of in vivo tissues and organs. Quantification of organoid morphology helps in studying organ development, drug discovery, and toxicity…

Image and Video Processing · Electrical Eng. & Systems 2024-04-09 Xiaodan Xing , Chunling Tang , Yunzhe Guo , Nicholas Kurniawan , Guang Yang

The estimation of 3D human body shape and clothing measurements is crucial for virtual try-on and size recommendation problems in the fashion industry but has always been a challenging problem due to several conditions, such as lack of…

Computer Vision and Pattern Recognition · Computer Science 2022-05-31 Kundan Sai Prabhu Thota , Sungho Suh , Bo Zhou , Paul Lukowicz

One of the challenges of using machine learning techniques with medical data is the frequent dearth of source image data on which to train. A representative example is automated lung cancer diagnosis, where nodule images need to be…

Computer Vision and Pattern Recognition · Computer Science 2019-09-10 Steve Kommrusch , Louis-Noël Pouchet

Automatic liver segmentation from CT volumes is a crucial prerequisite yet challenging task for computer-aided hepatic disease diagnosis and treatment. In this paper, we present a novel 3D deeply supervised network (3D DSN) to address this…

Computer Vision and Pattern Recognition · Computer Science 2016-07-05 Qi Dou , Hao Chen , Yueming Jin , Lequan Yu , Jing Qin , Pheng-Ann Heng

X-Ray imaging is quick, cheap and useful for front-line care assessment and intra-operative real-time imaging (e.g., C-Arm Fluoroscopy). However, it suffers from projective information loss and lacks vital volumetric information on which…

Image and Video Processing · Electrical Eng. & Systems 2020-06-24 Athanasios Vlontzos , Samuel Budd , Benjamin Hou , Daniel Rueckert , Bernhard Kainz

Various approaches for liver segmentation in CT have been proposed: Besides statistical shape models, which played a major role in this research area, novel approaches on the basis of convolutional neural networks have been introduced…

Computer Vision and Pattern Recognition · Computer Science 2018-10-10 Hans Meine , Grzegorz Chlebus , Mohsen Ghafoorian , Itaru Endo , Andrea Schenk

Accurate image segmentation of the liver is a challenging problem owing to its large shape variability and unclear boundaries. Although the applications of fully convolutional neural networks (CNNs) have shown groundbreaking results,…

Computer Vision and Pattern Recognition · Computer Science 2021-01-26 Minyoung Chung , Jingyu Lee , Jeongjin Lee , Yeong-Gil Shin

Robotic ultrasound (US) imaging aims at overcoming some of the limitations of free-hand US examinations, e.g. difficulty in guaranteeing intra- and inter-operator repeatability. However, due to anatomical and physiological variations…

Robotics · Computer Science 2022-08-11 Zhongliang Jiang , Yuan Gao , Le Xie , Nassir Navab

We address the problem of estimating human pose and body shape from 3D scans over time. Reliable estimation of 3D body shape is necessary for many applications including virtual try-on, health monitoring, and avatar creation for virtual…

Computer Vision and Pattern Recognition · Computer Science 2017-04-20 Chao Zhang , Sergi Pujades , Michael Black , Gerard Pons-Moll
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