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Prostate cancer (PCa) is graded by pathologists by examining the architectural pattern of cancerous epithelial tissue on hematoxylin and eosin (H&E) stained slides. Given the importance of gland morphology, automatically differentiating…

Purpose: Endoscopic surgical environments present challenges for dissection zone segmentation due to unclear boundaries between tissue types, leading to segmentation errors where models misidentify or overlook edges. This study aims to…

Computer Vision and Pattern Recognition · Computer Science 2024-11-28 Mengya Xu , Wenjin Mo , Guankun Wang , Huxin Gao , An Wang , Zhen Li , Xiaoxiao Yang , Hongliang Ren

Magnetic resonance elastography (MRE) for measuring viscoelasticity heavily depends on proper tissue segmentation, especially in heterogeneous organs such as the prostate. Using trained network-based image segmentation, we investigated if…

Image and Video Processing · Electrical Eng. & Systems 2021-06-22 Nader Aldoj , Federico Biavati , Marc Dewey , Anja Hennemuth , Patrick Asbach , Ingolf Sack

Automated and accurate segmentation of cystoid structures in Optical Coherence Tomography (OCT) is of interest in the early detection of retinal diseases. It is, however, a challenging task. We propose a novel method for localizing cysts in…

Computer Vision and Pattern Recognition · Computer Science 2017-08-29 Karthik Gopinath , Jayanthi Sivaswamy

Image segmentation is a fundamental and challenging problem in computer vision with applications spanning multiple areas, such as medical imaging, remote sensing, and autonomous vehicles. Recently, convolutional neural networks (CNNs) have…

Computer Vision and Pattern Recognition · Computer Science 2020-06-24 Ali Hatamizadeh

Accurate and automatic organ segmentation from 3D radiological scans is an important yet challenging problem for medical image analysis. Specifically, the pancreas demonstrates very high inter-patient anatomical variability in both its…

Computer Vision and Pattern Recognition · Computer Science 2017-02-02 Holger R. Roth , Le Lu , Nathan Lay , Adam P. Harrison , Amal Farag , Andrew Sohn , Ronald M. Summers

This paper proposes a two-stage segmentation model, variable-input based uncertainty measures and an uncertainty-guided post-processing method for prostate segmentation on 3D magnetic resonance images (MRI). The two-stage model was based on…

Computer Vision and Pattern Recognition · Computer Science 2019-03-07 Huitong Pan , Yushan Feng , Quan Chen , Craig Meyer , Xue Feng

Computerized Tomography Angiography (CTA) based follow-up of Abdominal Aortic Aneurysms (AAA) treated with Endovascular Aneurysm Repair (EVAR) is essential to evaluate the progress of the patient and detect complications. In this context,…

Contouring of the target volume and Organs-At-Risk (OARs) is a crucial step in radiotherapy treatment planning. In an adaptive radiotherapy setting, updated contours need to be generated based on daily imaging. In this work, we leverage…

Image and Video Processing · Electrical Eng. & Systems 2020-02-19 Mohamed S. Elmahdy , Tanuj Ahuja , U. A. van der Heide , Marius Staring

The high incidence rate of prostate disease poses a requirement in early detection for diagnosis. As one of the main imaging methods used for prostate cancer detection, Magnetic Resonance Imaging (MRI) has wide range of appearance and…

Computer Vision and Pattern Recognition · Computer Science 2018-02-02 Qiuhua Liu , Min Fu , Xinqi Gong , Hao Jiang

Automated breast tumor segmentation on the basis of dynamic contrast-enhancement magnetic resonance imaging (DCE-MRI) has shown great promise in clinical practice, particularly for identifying the presence of breast disease. However,…

Image and Video Processing · Electrical Eng. & Systems 2024-08-13 Lei Zhou , Yuzhong Zhang , Jiadong Zhang , Xuejun Qian , Chen Gong , Kun Sun , Zhongxiang Ding , Xing Wang , Zhenhui Li , Zaiyi Liu , Dinggang Shen

An automatic segmentation algorithm for delineation of the gross tumour volume and pathologic lymph nodes of head and neck cancers in PET/CT images is described. The proposed algorithm is based on a convolutional neural network using the…

Image and Video Processing · Electrical Eng. & Systems 2019-08-05 Yngve Mardal Moe , Aurora Rosvoll Groendahl , Martine Mulstad , Oliver Tomic , Ulf Indahl , Einar Dale , Eirik Malinen , Cecilia Marie Futsaether

Purpose: To develop a deep network architecture that would achieve fully automated radiologist-level segmentation of cancers at breast MRI. Materials and Methods: In this retrospective study, 38229 examinations (composed of 64063 individual…

Automatic diagnosis of malignant prostate cancer patients from mpMRI has been studied heavily in the past years. Model interpretation and domain drift have been the main road blocks for clinical utilization. As an extension from our…

Image and Video Processing · Electrical Eng. & Systems 2022-06-14 Weiwei Zong , Eric Carver , Simeng Zhu , Eric Schaff , Daniel Chapman , Joon Lee , Hassan Bagher Ebadian , Indrin Chetty , Benjamin Movsas , Winston Wen , Tarik Alafif , Xiangyun Zong

Recent studies demonstrated the eligibility of convolutional neural networks (CNNs) for solving the image registration problem. CNNs enable faster transformation estimation and greater generalization capability needed for better support…

Image and Video Processing · Electrical Eng. & Systems 2021-02-10 Oleksii Bashkanov , Anneke Meyer , Daniel Schindele , Martin Schostak , Klaus Tönnies , Christian Hansen , Marko Rak

Image segmentation plays an essential role in medicine for both diagnostic and interventional tasks. Segmentation approaches are either manual, semi-automated or fully-automated. Manual segmentation offers full control over the quality of…

Computer Vision and Pattern Recognition · Computer Science 2019-03-21 Tomas Sakinis , Fausto Milletari , Holger Roth , Panagiotis Korfiatis , Petro Kostandy , Kenneth Philbrick , Zeynettin Akkus , Ziyue Xu , Daguang Xu , Bradley J. Erickson

Background: Accurate deformable image registration (DIR) is required for contour propagation and dose accumulation in MR-guided adaptive radiotherapy (MRgART). This study trained and evaluated a deep learning DIR method for domain invariant…

Quantifying the accuracy of segmentation and manual delineation of organs, tissue types and tumors in medical images is a necessary measurement that suffers from multiple problems. One major shortcoming of all accuracy measures is that they…

Computer Vision and Pattern Recognition · Computer Science 2016-04-19 Hamid R. Tizhoosh , Ahmed A. Othman

Manual segmentation of rodent brain lesions from magnetic resonance images (MRIs) is an arduous, time-consuming and subjective task that is highly important in pre-clinical research. Several automatic methods have been developed for…

Image and Video Processing · Electrical Eng. & Systems 2019-08-26 Juan Miguel Valverde , Artem Shatillo , Riccardo de Feo , Olli Gröhn , Alejandra Sierra , Jussi Tohka

Automated 3D segmentation of prostate lesions from biparametric MRI (bp-MRI) is essential for reliable algorithmic analysis, but achieving high precision remains challenging. Volumetric methods must combine multiple modalities while…

Computer Vision and Pattern Recognition · Computer Science 2026-04-22 Cuiling Sun , Linkai Peng , Adam Murphy , Elif Keles , Hiten D. Patel , Ashley Ross , Frank Miller , Baris Turkbey , Andrea Mia Bejar , Halil Ertugrul Aktas , Gorkem Durak , Ulas Bagci
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