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We propose a new computer aided detection framework for tumours acquired on DCE-MRI (Dynamic Contrast Enhanced Magnetic Resonance Imaging) series on small animals. In this approach we consider DCE-MRI series as multivariate images. A full…

Image and Video Processing · Electrical Eng. & Systems 2019-10-29 Guillaume Noyel , Jesus Angulo , Dominique Jeulin , Daniel Balvay , Charles-André Cuenod

Rectal tumour segmentation in dynamic contrast-enhanced MRI (DCE-MRI) is a challenging task, and an automated and consistent method would be highly desirable to improve the modelling and prediction of patient outcomes from tissue contrast…

Computer Vision and Pattern Recognition · Computer Science 2016-04-19 Benjamin Irving , James M Franklin , Bartlomiej W Papiez , Ewan M Anderson , Ricky A Sharma , Fergus V Gleeson , Sir Michael Brady , Julia A Schnabel

Deep transfer learning using dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) has shown strong predictive power in characterization of breast lesions. However, pretrained convolutional neural networks (CNNs) require 2D inputs,…

Medical Physics · Physics 2019-11-11 Qiyuan Hu , Heather M. Whitney , Maryellen L. Giger

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

Breast cancer is the most common malignant tumor among women and the second cause of cancer-related death. Early diagnosis in clinical practice is crucial for timely treatment and prognosis. Dynamic contrast-enhanced magnetic resonance…

Image and Video Processing · Electrical Eng. & Systems 2024-05-13 Zixian Li , Yuming Zhong , Yi Wang

Dynamic Contrast-Enhanced Magnetic Resonance Imaging (DCE-MRI) is a valuable tool to localize, characterize, and evaluate anomalous prostate tissue. Ultrafast gradient-echo acquisitions of MRI volumes are generated at regular time intervals…

Medical Physics · Physics 2017-10-11 Wuilian Torres , Leonardo Cordero , Miguel Martín-Landrove , Antonio Rueda-Toicen

Deep learning models (DLMs) can achieve state-of-the-art performance in histopathology image segmentation and classification, but have limited deployment potential in real-world clinical settings. Uncertainty estimates of DLMs can increase…

Image and Video Processing · Electrical Eng. & Systems 2024-12-31 Audrey Xie , Elhoucine Elfatimi , Sambuddha Ghosal , Pratik Shah

Microscopic examination of tissues or histopathology is one of the diagnostic procedures for detecting colorectal cancer. The pathologist involved in such an examination usually identifies tissue type based on texture analysis, especially…

Image and Video Processing · Electrical Eng. & Systems 2020-04-06 Srinath Jayachandran , Ashlin Ghosh

Hepatocellular carcinoma (HCC) can be potentially discovered from abdominal computed tomography (CT) studies under varied clinical scenarios, e.g., fully dynamic contrast enhanced (DCE) studies, non-contrast (NC) plus venous phase (VP)…

Computer Vision and Pattern Recognition · Computer Science 2021-08-18 Chi-Tung Cheng , Jinzheng Cai , Wei Teng , Youjing Zheng , YuTing Huang , Yu-Chao Wang , Chien-Wei Peng , Youbao Tang , Wei-Chen Lee , Ta-Sen Yeh , Jing Xiao , Le Lu , Chien-Hung Liao , Adam P. Harrison

The dynamics of tumour evolution are not well understood. In this paper we provide a statistical framework for evaluating the molecular variation observed in different parts of a colorectal tumour. A multi-sample version of the Ewens…

Populations and Evolution · Quantitative Biology 2010-04-26 A. D. Barbour , Simon Tavaré

Hand-crafted features extracted from dynamic contrast-enhanced magnetic resonance images (DCE-MRIs) have shown strong predictive abilities in characterization of breast lesions. However, heterogeneity across medical image datasets hinders…

Medical Physics · Physics 2017-01-17 Natalia Antropova , Benjamin Huynh , Maryellen Giger

Dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) plays an important role in diagnosis and grading of brain tumor. Although manual DCE biomarker extraction algorithms boost the diagnostic yield of DCE-MRI by providing…

Introduction: Quantification of dynamic contrast-enhanced (DCE)-MRI has the potential to provide valuable clinical information, but robust pharmacokinetic modeling remains a challenge for clinical adoption. Methods: A 7-layer neural network…

Medical Physics · Physics 2024-05-22 Ouri Cohen , Soudabeh Kargar , Sungmin Woo , Alberto Vargas , Ricardo Otazo

The diagnosis and segmentation of tumors using any medical diagnostic tool can be challenging due to the varying nature of this pathology. Magnetic Reso- nance Imaging (MRI) is an established diagnostic tool for various diseases and…

Computer Vision and Pattern Recognition · Computer Science 2017-11-01 Tanvi Gupta , Pranay Manocha , Tapan K. Gandhi , RK Gupta , BK Panigrahi

A brain tumour is a mass or cluster of abnormal cells in the brain, which has the possibility of becoming life-threatening because of its ability to invade neighbouring tissues and also form metastases. An accurate diagnosis is essential…

Image and Video Processing · Electrical Eng. & Systems 2022-01-28 Soumick Chatterjee , Faraz Ahmed Nizamani , Andreas Nürnberger , Oliver Speck

Dynamic contrast-enhanced (DCE) MRI is essential for breast cancer diagnosis and treatment. However, its reliance on contrast agents introduces safety concerns, contraindications, increased cost, and workflow complexity. To this end, we…

Image and Video Processing · Electrical Eng. & Systems 2025-09-16 Sebastian Ibarra , Javier del Riego , Alessandro Catanese , Julian Cuba , Julian Cardona , Nataly Leon , Jonathan Infante , Karim Lekadir , Oliver Diaz , Richard Osuala

Clinicians compare breast DCE-MRI after neoadjuvant chemotherapy (NAC) with pre-treatment scans to evaluate the response to NAC. Clinical evidence supports that accurate longitudinal deformable registration without deforming treated tumor…

Image and Video Processing · Electrical Eng. & Systems 2024-01-18 Luyi Han , Tao Tan , Tianyu Zhang , Yuan Gao , Xin Wang , Valentina Longo , Sofía Ventura-Díaz , Anna D'Angelo , Jonas Teuwen , Ritse Mann

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

The differentiation between tumor recurrence and radiation-induced contrast enhancements in post-treatment glioblastoma patients remains a major clinical challenge. Existing approaches rely on clinically sparsely available diffusion MRI or…

Although the combined treatment of surgery, radiotherapy, chemotherapy, and emerging target therapy has significantly improved the outcomes of patients with head and neck cancer, distant metastasis remains the leading cause of treatment…

Quantitative Methods · Quantitative Biology 2025-12-02 Nuo Tong , Changhao Liu , Zizhao Tang , Feifan Sun , Yingping Li , Shuiping Gou , Mei Shi
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