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Every year thousands of patients are diagnosed with a glioma, a type of malignant brain tumor. Physicians use MR images as a key tool in the diagnosis and treatment of these patients. Neural networks show great potential to aid physicians…

Image and Video Processing · Electrical Eng. & Systems 2019-10-03 Eric Carver , Zhenzhen Dai , Evan Liang , James Snyder , Ning Wen

Data augmentation is classically used to improve the overall performance of deep learning models. It is, however, challenging in the case of medical applications, and in particular for multiparametric datasets. For example, traditional…

Image and Video Processing · Electrical Eng. & Systems 2023-08-01 Karen Sanchez , Carlos Hinojosa , Kevin Arias , Henry Arguello , Denis Kouame , Olivier Meyrignac , Adrian Basarab

Magnetic Resonance Imaging (MRI) is a kind of medical imaging technology used for diagnostic imaging of diseases, but its image quality may be suffered by the long acquisition time. The compressive sensing (CS) based strategy may decrease…

Optimization and Control · Mathematics 2021-11-25 Yanyun Ding , Peili Li , Yunhai Xiao , Haibin Zhang

We synthesize both optical RGB and synthetic aperture radar (SAR) remote sensing images from land cover maps and auxiliary raster data using generative adversarial networks (GANs). In remote sensing, many types of data, such as digital…

Computer Vision and Pattern Recognition · Computer Science 2021-05-26 Gerald Baier , Antonin Deschemps , Michael Schmitt , Naoto Yokoya

Deep learning models in medical contexts face challenges like data scarcity, inhomogeneity, and privacy concerns. This study focuses on improving ventricular segmentation in brain MRI images using synthetic data. We employed two latent…

Computer Vision and Pattern Recognition · Computer Science 2024-11-05 Tim Ruschke , Jonathan Frederik Carlsen , Adam Espe Hansen , Ulrich Lindberg , Amalie Monberg Hindsholm , Martin Norgaard , Claes Nøhr Ladefoged

Recent advances in medical imaging techniques have led to significant improvements in the management of prostate cancer (PCa). In particular, multi-parametric MRI (mp-MRI) continues to gain clinical acceptance as the preferred imaging…

Image and Video Processing · Electrical Eng. & Systems 2019-10-08 Ruiming Cao , Xinran Zhong , Fabien Scalzo , Steven Raman , Kyung hyun Sung

Medical image segmentation is a pivotal step in diagnostic and therapeutic processes, relying on high-quality annotated data that is often challenging and costly to obtain. Semi-supervised learning offers a promising approach to enhance…

Image and Video Processing · Electrical Eng. & Systems 2025-07-08 Yuxuan Cheng , Chenxi Shao , Jie Ma , Yunfei Xie , Guoliang Li

Network data are commonly collected in a variety of applications, representing either directly measured or statistically inferred connections between features of interest. In an increasing number of domains, these networks are collected…

Machine Learning · Statistics 2022-09-05 Michael Weylandt , George Michailidis

In many clinical settings, the use of both Computed Tomography (CT) and Magnetic Resonance (MRI) is necessary to pursue a thorough understanding of the patient's anatomy and to plan a suitable therapeutical strategy; this is often the case…

Image and Video Processing · Electrical Eng. & Systems 2024-07-16 Leonardo Crespi , Samuele Camnasio , Damiano Dei , Nicola Lambri , Pietro Mancosu , Marta Scorsetti , Daniele Loiacono

Volumetric magnetic resonance (MR) image segmentation plays an important role in many clinical applications. Deep learning (DL) has recently achieved state-of-the-art or even human-level performance on various image segmentation tasks.…

Computer Vision and Pattern Recognition · Computer Science 2022-11-17 Yousuf Babiker M. Osman , Cheng Li , Weijian Huang , Nazik Elsayed , Zhenzhen Xue , Hairong Zheng , Shanshan Wang

Despite technological and medical advances, the detection, interpretation, and treatment of cancer based on imaging data continue to pose significant challenges. These include inter-observer variability, class imbalance, dataset shifts,…

Image and Video Processing · Electrical Eng. & Systems 2022-11-29 Richard Osuala , Kaisar Kushibar , Lidia Garrucho , Akis Linardos , Zuzanna Szafranowska , Stefan Klein , Ben Glocker , Oliver Diaz , Karim Lekadir

Artificial intelligence (AI), machine learning, and deep learning (DL) methods are becoming increasingly important in the field of biomedical image analysis. However, to exploit the full potential of such methods, a representative number of…

Deep metrics have been shown effective as similarity measures in multi-modal image registration; however, the metrics are currently constructed from aligned image pairs in the training data. In this paper, we propose a strategy for learning…

Computer Vision and Pattern Recognition · Computer Science 2018-04-06 Alireza Sedghi , Jie Luo , Alireza Mehrtash , Steve Pieper , Clare M. Tempany , Tina Kapur , Parvin Mousavi , William M. Wells

Quantitative assessment of treatment response in Advanced Prostate Cancer (APC) with bone metastases remains an unmet clinical need. Whole-Body Diffusion-Weighted MRI (WB-DWI) provides two response biomarkers: Total Diffusion Volume (TDV)…

Despite its benefits for tumour detection and treatment, the administration of contrast agents in dynamic contrast-enhanced MRI (DCE-MRI) is associated with a range of issues, including their invasiveness, bioaccumulation, and a risk of…

Image and Video Processing · Electrical Eng. & Systems 2024-06-03 Richard Osuala , Smriti Joshi , Apostolia Tsirikoglou , Lidia Garrucho , Walter H. L. Pinaya , Oliver Diaz , Karim Lekadir

Masked Image Modelling (MIM) has been shown to be an efficient self-supervised learning (SSL) pre-training paradigm when paired with transformer architectures and in the presence of a large amount of unlabelled natural images. The…

Computer Vision and Pattern Recognition · Computer Science 2023-01-02 Alvaro Fernandez-Quilez , Christoffer Gabrielsen Andersen , Trygve Eftestøl , Svein Reidar Kjosavik , Ketil Oppedal

The MR-Linac can enable real-time radiotherapy adaptation. However, real-time image acquisition is restricted to 2D to obtain sufficient spatial resolution, hindering accurate 3D segmentation. By reducing spatial resolution fast 3D imaging…

Medical Physics · Physics 2023-10-18 Samuel Fransson , David Tilly , Robin Strand

We consider the problem of synthetic aperture radar (SAR) imaging and motion estimation of complex scenes. By complex we mean scenes with multiple targets, stationary and in motion. We use the usual setup with one moving antenna emitting…

Information Theory · Computer Science 2015-03-20 Liliana Borcea , Thomas Callaghan , George Papanicolaou

Fetal brain magnetic resonance imaging (MRI) offers exquisite images of the developing brain but is not suitable for anomaly screening. For this ultrasound (US) is employed. While expert sonographers are adept at reading US images, MR…

Computer Vision and Pattern Recognition · Computer Science 2019-09-19 Jianbo Jiao , Ana I. L. Namburete , Aris T. Papageorghiou , J. Alison Noble

Precision in identifying nanometer-scale device-killer defects is crucial in both semiconductor research and development as well as in production processes. The effectiveness of existing ML-based approaches in this context is largely…

Computer Vision and Pattern Recognition · Computer Science 2024-07-16 Bappaditya Dey , Vic De Ridder , Victor Blanco , Sandip Halder , Bartel Van Waeyenberge
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