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Related papers: 3DLAND: 3D Lesion Abdominal Anomaly Localization D…

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Deep learning-based organs/structures-at-risk(OARs) auto-contouring models can improve radiotherapy workflows, but models trained on adult data often underperform in pediatric patients. Developing robust pediatric-specific models is…

This paper introduces a hybrid two-stage registration framework for reconstructing three-dimensional (3D) kidney anatomy from macroscopic slices, using CT-derived models as the geometric reference standard. The approach addresses the…

Image and Video Processing · Electrical Eng. & Systems 2026-02-17 Tomasz Les , Tomasz Markiewicz , Malgorzata Lorent , Miroslaw Dziekiewicz , Krzysztof Siwek

In CT angiography, the accurate segmentation of abdominal aortic aneurysms (AAAs) is difficult due to large anatomical variability, low-contrast vessel boundaries, and the close proximity of organs whose intensities resemble vascular…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Osamah Sufyan , Martin Brückmann , Ralph Wickenhöfer , Babette Dellen , Uwe Jaekel

With the growing volume of CT examinations, there is an increasing demand for automated tools such as organ segmentation, abnormality detection, and report generation to support radiologists in managing their clinical workload. Multi-label…

Computer Vision and Pattern Recognition · Computer Science 2026-02-16 Theo Di Piazza , Carole Lazarus , Olivier Nempont , Loic Boussel

Two-dimensional (2D) freehand ultrasound is the mainstay in prenatal care and fetal growth monitoring. The task of matching corresponding cross-sectional planes in the 3D anatomy for a given 2D ultrasound brain scan is essential in freehand…

Image and Video Processing · Electrical Eng. & Systems 2022-09-13 Pak-Hei Yeung , Moska Aliasi , Monique Haak , The INTERGROWTH-21st Consortium , Weidi Xie , Ana I. L. Namburete

Localization of anatomical structures is a prerequisite for many tasks in medical image analysis. We propose a method for automatic localization of one or more anatomical structures in 3D medical images through detection of their presence…

Computer Vision and Pattern Recognition · Computer Science 2017-04-20 Bob D. de Vos , Jelmer M. Wolterink , Pim A. de Jong , Tim Leiner , Max A. Viergever , Ivana Išgum

Lesion detection from computed tomography (CT) scans is challenging compared to natural object detection because of two major reasons: small lesion size and small inter-class variation. Firstly, the lesions usually only occupy a small…

Computer Vision and Pattern Recognition · Computer Science 2019-07-10 Qingyi Tao , Zongyuan Ge , Jianfei Cai , Jianxiong Yin , Simon See

Early screening via colonoscopy is critical for colon cancer prevention, yet developing robust AI systems for this domain is hindered by the lack of densely annotated, long-sequence video datasets. Existing datasets predominantly focus on…

Image and Video Processing · Electrical Eng. & Systems 2026-03-27 Abdullah Hamdi , Changchun Yang , Xin Gao

This work introduces a new latent diffusion model to generate high-quality 3D chest CT scans conditioned on 3D anatomical masks. The method synthesizes volumetric images of size 256x256x256 at 1 mm isotropic resolution using a single…

Computer Vision and Pattern Recognition · Computer Science 2025-10-22 Anna Oliveras , Roger Marí , Rafael Redondo , Oriol Guardià , Ana Tost , Bhalaji Nagarajan , Carolina Migliorelli , Vicent Ribas , Petia Radeva

Recent advances in deep learning have led to robust automated tools for segmentation of abdominal computed tomography (CT). Meanwhile, segmentation of magnetic resonance imaging (MRI) is substantially more challenging due to the inherent…

Image and Video Processing · Electrical Eng. & Systems 2025-07-28 Deepa Krishnaswamy , Cosmin Ciausu , Steve Pieper , Ron Kikinis , Benjamin Billot , Andrey Fedorov

Segmentation in 3D scans is playing an increasingly important role in current clinical practice supporting diagnosis, tissue quantification, or treatment planning. The current 3D approaches based on convolutional neural networks usually…

Computer Vision and Pattern Recognition · Computer Science 2019-03-12 Alexey Novikov , David Major , Maria Wimmer , Dimitrios Lenis , Katja Bühler

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

Objective : Abdominal anatomy segmentation is crucial for numerous applications from computer-assisted diagnosis to image-guided surgery. In this context, we address fully-automated multi-organ segmentation from abdominal CT and MR images…

Image and Video Processing · Electrical Eng. & Systems 2020-01-29 Pierre-Henri Conze , Ali Emre Kavur , Emilie Cornec-Le Gall , Naciye Sinem Gezer , Yannick Le Meur , M. Alper Selver , François Rousseau

Purposes: This study aimed to develop a computed tomography (CT)-based multi-organ segmentation model for delineating organs-at-risk (OARs) in pediatric upper abdominal tumors and evaluate its robustness across multiple datasets. Materials…

We propose a deep learning-based technique for detection and quantification of abdominal aortic aneurysms (AAAs). The condition, which leads to more than 10,000 deaths per year in the United States, is asymptomatic, often detected…

An abdominal aortic aneurysm (AAA) is a focal dilation of the aorta that, if not treated, tends to grow and may rupture. A significant unmet need in the assessment of AAA disease, for the diagnosis, prognosis and follow-up, is the…

Computer Vision and Pattern Recognition · Computer Science 2019-03-05 Karen López-Linares , Inmaculada García , Ainhoa García-Familiar , Iván Macía , Miguel A. González Ballester

It is well known that machine learning models require a high amount of annotated data to obtain optimal performance. Labelling Computed Tomography (CT) data can be a particularly challenging task due to its volumetric nature and often…

Computer Vision and Pattern Recognition · Computer Science 2025-05-01 Franko Hrzic , Mohammadreza Movahhedi , Ophelie Lavoie-Gagne , Ata Kiapour

In radiologists' routine work, one major task is to read a medical image, e.g., a CT scan, find significant lesions, and describe them in the radiology report. In this paper, we study the lesion description or annotation problem. Given a…

Computer Vision and Pattern Recognition · Computer Science 2019-04-30 Ke Yan , Yifan Peng , Veit Sandfort , Mohammadhadi Bagheri , Zhiyong Lu , Ronald M. Summers

3D ultrasound (US) imaging has shown significant benefits in enhancing the outcomes of percutaneous liver tumour ablation. Its clinical integration is crucial for transitioning 3D US into the therapeutic domain. However, challenges of…

Image and Video Processing · Electrical Eng. & Systems 2025-06-27 Shuwei Xing , Derek W. Cool , David Tessier , Elvis C. S. Chen , Terry M. Peters , Aaron Fenster

Existing universal lesion detection (ULD) methods utilize compute-intensive anchor-based architectures which rely on predefined anchor boxes, resulting in unsatisfactory detection performance, especially in small and mid-sized lesions.…

Computer Vision and Pattern Recognition · Computer Science 2022-03-31 Manu Sheoran , Meghal Dani , Monika Sharma , Lovekesh Vig