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Localization of chest pathologies in chest X-ray images is a challenging task because of their varying sizes and appearances. We propose a novel weakly supervised method to localize chest pathologies using class aware deep multiscale…

Computer Vision and Pattern Recognition · Computer Science 2018-08-28 Suman Sedai , Dwarikanath Mahapatra , Zongyuan Ge , Rajib Chakravorty , Rahil Garnavi

Chest radiographs are commonly performed low-cost exams for screening and diagnosis. However, radiographs are 2D representations of 3D structures causing considerable clutter impeding visual inspection and automated image analysis. Here, we…

Medical Physics · Physics 2020-02-04 Johannes Hofmanninger , Sebastian Roehrich , Helmut Prosch , Georg Langs

Catheter based radiofrequency ablation for pulmonary vein isolation has become the first line of treatment for atrial fibrillation in recent years. This requires a rather accurate map of the left atrial sub-endocardial surface including the…

Image and Video Processing · Electrical Eng. & Systems 2023-11-07 Alon Baram , Moshe Safran , Tomer Noy , Naveh Geri , Hayit Greenspan

The construction of three-dimensional multi-modal tissue maps provides an opportunity to spur interdisciplinary innovations across temporal and spatial scales through information integration. While the preponderance of effort is allocated…

We propose a novel deep-learning-based system for vessel segmentation. Existing methods using CNNs have mostly relied on local appearances learned on the regular image grid, without considering the graphical structure of vessel shape. To…

Computer Vision and Pattern Recognition · Computer Science 2021-05-07 Seung Yeon Shin , Soochahn Lee , Il Dong Yun , Kyoung Mu Lee

The early detection and precise diagnosis of liver tumors are tasks of critical clinical value, yet they pose significant challenges due to the high heterogeneity and variability of liver tumors. In this work, a precise LIver tumor…

Computer Vision and Pattern Recognition · Computer Science 2024-07-19 Wei Huang , Wei Liu , Xiaoming Zhang , Xiaoli Yin , Xu Han , Chunli Li , Yuan Gao , Yu Shi , Le Lu , Ling Zhang , Lei Zhang , Ke Yan

Pulmonary vessel segmentation is important for clinical diagnosis of pulmonary diseases, while is also challenging due to the complicated structure. In this work, we present an effective framework and refinement process of pulmonary vessel…

Image and Video Processing · Electrical Eng. & Systems 2021-07-06 Hejie Cui , Xinglong Liu , Ning Huang

Recent works on Multimodal 3D Computer-aided diagnosis have demonstrated that obtaining a competitive automatic diagnosis model when a 3D convolution neural network (CNN) brings more parameters and medical images are scarce remains…

Computer Vision and Pattern Recognition · Computer Science 2022-01-25 Yin Dai , Yifan Gao , Fayu Liu , Jun Fu

Deep learning approaches have achieved state-of-the-art performance in cardiac magnetic resonance (CMR) image segmentation. However, most approaches have focused on learning image intensity features for segmentation, whereas the…

Computer Vision and Pattern Recognition · Computer Science 2019-07-16 Jinming Duan , Ghalib Bello , Jo Schlemper , Wenjia Bai , Timothy J W Dawes , Carlo Biffi , Antonio de Marvao , Georgia Doumou , Declan P O'Regan , Daniel Rueckert

With the increasing number of CT scan examinations, there is a need for automated methods such as organ segmentation, anomaly detection and report generation to assist radiologists in managing their increasing workload. Multi-label…

Computer Vision and Pattern Recognition · Computer Science 2025-08-05 Theo Di Piazza , Carole Lazarus , Olivier Nempont , Loic Boussel

Segmentation of livers and liver tumors is one of the most important steps in radiation therapy of hepatocellular carcinoma. The segmentation task is often done manually, making it tedious, labor intensive, and subject to intra-/inter-…

Image and Video Processing · Electrical Eng. & Systems 2019-11-04 Hyunseok Seo , Charles Huang , Maxime Bassenne , Ruoxiu Xiao , Lei Xing

A deep learning model is proposed for reconstructing 2D dielectric breast images from time-domain signals. Unlike existing learning models that employ a fixed antenna array, where input data consists solely of measurements, the proposed…

Medical Physics · Physics 2026-05-04 Wenyi Shao , Beibei Zhou

Laparoscopic liver surgery, while minimally invasive, poses significant challenges in accurately identifying critical anatomical structures. Augmented reality (AR) systems, integrating MRI/CT with laparoscopic images based on 2D-3D…

Computer Vision and Pattern Recognition · Computer Science 2025-06-19 Qian Li , Feng Liu , Shuojue Yang , Daiyun Shen , Yueming Jin

While convolutional neural networks (CNNs) and vision transformers (ViTs) have advanced medical image segmentation, they face inherent limitations such as local receptive fields in CNNs and high computational complexity in ViTs. This paper…

Image and Video Processing · Electrical Eng. & Systems 2025-04-02 Pooya Ashtari , Shahryar Noei , Fateme Nateghi Haredasht , Jonathan H. Chen , Giuseppe Jurman , Aleksandra Pizurica , Sabine Van Huffel

Previous AutoML pruning works utilized individual layer features to automatically prune filters. We analyze the correlation for two layers from the different blocks which have a short-cut structure. It shows that, in one block, the deeper…

Computer Vision and Pattern Recognition · Computer Science 2021-09-24 Mingyang Zhang , Xinyi Yu , Jingtao Rong , Linlin Ou

Surgical assessment of liver cancer patients requires identification of the vessel trees from medical images. Specifically, the venous trees - the portal (perfusing) and the hepatic (draining) trees are important for understanding the liver…

Image and Video Processing · Electrical Eng. & Systems 2025-03-20 Yassine Machta , Omar Ali , Kevin Hakkakian , Ana Vlasceanu , Amaury Facque , Nicolas Golse , Irene Vignon-Clementel

We present a patch-based 3D nnUNet adaptation for MR to CT and CBCT to CT image translation using the multicenter SynthRAD2025 dataset, covering head and neck (HN), thorax (TH), and abdomen (AB) regions. Our approach leverages two main…

Image and Video Processing · Electrical Eng. & Systems 2025-09-29 Javier Sequeiro González , Arthur Longuefosse , Miguel Díaz Benito , Álvaro García Martín , Fabien Baldacci

Dynamic contrast enhanced computed tomography (CT) is an imaging technique that provides critical information on the relationship of vascular structure and dynamics in the context of underlying anatomy. A key challenge for image processing…

Effective retinal vessel segmentation requires a sophisticated integration of global contextual awareness and local vessel continuity. To address this challenge, we propose the Graph Capsule Convolution Network (GCC-UNet), which merges…

Image and Video Processing · Electrical Eng. & Systems 2024-09-19 Xinxu Wei , Xi Lin , Haiyun Liu , Shixuan Zhao , Yongjie Li

Advanced graph neural networks have shown great potentials in graph classification tasks recently. Different from node classification where node embeddings aggregated from local neighbors can be directly used to learn node labels, graph…

Machine Learning · Computer Science 2022-03-16 Hao Jia , Junzhong Ji , Minglong Lei