English
Related papers

Related papers: Simulating Dynamic Tumor Contrast Enhancement in B…

200 papers

The magnetic resonance (MR) analysis of brain tumors is widely used for diagnosis and examination of tumor subregions. The overlapping area among the intensity distribution of healthy, enhancing, non-enhancing, and edema regions makes the…

Image and Video Processing · Electrical Eng. & Systems 2020-06-01 Mohammad Hamghalam , Baiying Lei , Tianfu Wang

Segmentation of regions of interest (ROIs) for identifying abnormalities is a leading problem in medical imaging. Using machine learning for this problem generally requires manually annotated ground-truth segmentations, demanding extensive…

Image and Video Processing · Electrical Eng. & Systems 2024-08-19 Jay J. Yoo , Khashayar Namdar , Matthias W. Wagner , Liana Nobre , Uri Tabori , Cynthia Hawkins , Birgit B. Ertl-Wagner , Farzad Khalvati

Imaging in clinical oncology trials provides a wealth of information that contributes to the drug development process, especially in early phase studies. This paper focuses on kinetic modeling in DCE-MRI, inspired by mixed-effects models…

Applications · Statistics 2020-04-22 Volker J. Schmid , Brandon Whitcher , Anwar R. Padhani , N. Jane Taylor , Guang-Zhong Yang

A key feature of magnetic resonance (MR) imaging is its ability to manipulate how the intrinsic tissue parameters of the anatomy ultimately contribute to the contrast properties of the final, acquired image. This flexibility, however, can…

Computer Vision and Pattern Recognition · Computer Science 2018-11-20 Dzung L. Pham , Snehashis Roy

Magnetic resonance imaging (MRI) is an invaluable tool for clinical and research applications. Yet, variations in scanners and acquisition parameters cause inconsistencies in image contrast, hindering data comparability and reproducibility…

Image and Video Processing · Electrical Eng. & Systems 2025-09-09 Daniel Scholz , Ayhan Can Erdur , Robbie Holland , Viktoria Ehm , Jan C. Peeken , Benedikt Wiestler , Daniel Rueckert

Contrast-enhanced computed tomography angiograms (CTAs) are widely used in cardiovascular imaging to obtain a non-invasive view of arterial structures. However, contrast agents are associated with complications at the injection site as well…

Image and Video Processing · Electrical Eng. & Systems 2020-03-04 Anirudh Chandrashekar , Ashok Handa , Natesh Shivakumar , Pierfrancesco Lapolla , Vicente Grau , Regent Lee

Breast cancer remains the most common cancer among women and is a leading cause of female mortality. Dynamic contrast-enhanced MRI (DCE-MRI) is a powerful imaging tool for evaluating breast tumors, yet the field lacks a standardized…

Image and Video Processing · Electrical Eng. & Systems 2025-12-23 Beyza Zayim , Aissiou Ikram , Boukhiar Naima

Neural network-based approaches can achieve high accuracy in various medical image segmentation tasks. However, they generally require large labelled datasets for supervised learning. Acquiring and manually labelling a large medical dataset…

Image and Video Processing · Electrical Eng. & Systems 2020-06-25 Chen Chen , Chen Qin , Huaqi Qiu , Cheng Ouyang , Shuo Wang , Liang Chen , Giacomo Tarroni , Wenjia Bai , Daniel Rueckert

Early detection of breast cancer can increase treatment efficiency. Architectural Distortion (AD) is a very subtle contraction of the breast tissue and may represent the earliest sign of cancer. Since it is very likely to be unnoticed by…

Computer Vision and Pattern Recognition · Computer Science 2018-07-10 Arthur C. Costa , Helder C. R. Oliveira , Juliana H. Catani , Nestor de Barros , Carlos F. E. Melo , Marcelo A. C. Vieira

Automated medical image analysis has a significant value in diagnosis and treatment of lesions. Brain tumors segmentation has a special importance and difficulty due to the difference in appearances and shapes of the different tumor regions…

Computer Vision and Pattern Recognition · Computer Science 2017-08-18 Mina Rezaei , Konstantin Harmuth , Willi Gierke , Thomas Kellermeier , Martin Fischer , Haojin Yang , Christoph Meinel

Breast cancer screening, primarily conducted through mammography, is often supplemented with ultrasound for women with dense breast tissue. However, existing deep learning models analyze each modality independently, missing opportunities to…

Image and Video Processing · Electrical Eng. & Systems 2023-11-16 Yiqiu Shen , Jungkyu Park , Frank Yeung , Eliana Goldberg , Laura Heacock , Farah Shamout , Krzysztof J. Geras

Inconsistency in contrast enhancement can be used to expose image forgeries. In this work, we describe a new method to estimate contrast enhancement from a single image. Our method takes advantage of the nature of contrast enhancement as a…

Computer Vision and Pattern Recognition · Computer Science 2017-06-14 Longyin Wen , Honggang Qi , Siwei Lyu

In medical imaging, a general problem is that it is costly and time consuming to collect high quality data from healthy and diseased subjects. Generative adversarial networks (GANs) is a deep learning method that has been developed for…

Computer Vision and Pattern Recognition · Computer Science 2018-06-21 Per Welander , Simon Karlsson , Anders Eklund

Existing Masked Image Modeling (MIM) depends on a spatial patch-based masking-reconstruction strategy to perceive objects'features from unlabeled images, which may face two limitations when applied to chest CT: 1) inefficient feature…

Image and Video Processing · Electrical Eng. & Systems 2024-07-15 Jie Zheng , Ru Wen , Haiqin Hu , Lina Wei , Kui Su , Wei Chen , Chen Liu , Jun Wang

Conventional breast cancer imaging techniques are nowadays based on the use of ionising radiations or ultrasound waves for the inspection of breast areas. Nevertheless, these conventional techniques present some drawbacks related to patient…

Image and Video Processing · Electrical Eng. & Systems 2023-03-07 Michele Ambrosanio , Stefano Franceschini , Vito Pascazio , Fabio Baselice

Purpose: Diffusion MRI has shown promise for breast cancer screening, lesion characterization,and treatment response monitoring without contrast agents, but further translation is constraint by the gradient performance of conventional…

Medical Physics · Physics 2026-05-12 Gerrit Arends , Edwin Versteeg , Feng Jia , Dennis Klomp , Maxim Zaitsev , Sebastian Littin , Chantal Tax

Cervical cancer presents a significant global health challenge, necessitating advanced diagnostic and prognostic approaches for effective treatment. This paper investigates the potential of employing multi-modal medical imaging at various…

Medical Physics · Physics 2024-08-27 Haotian Feng , Emi Yoshida , Ke Sheng

Gadolinium-based contrast agents (GBCAs) are widely used in magnetic resonance imaging (MRI) to enhance lesion detection and characterisation, particularly in the field of neuro-oncology. Nevertheless, concerns regarding gadolinium…

Image and Video Processing · Electrical Eng. & Systems 2025-10-03 Pierre Fayolle , Alexandre Bône , Noëlie Debs , Philippe Robert , Pascal Bourdon , Remy Guillevin , David Helbert

The clinical management of breast cancer depends on an accurate understanding of the tumor and its anatomical context to adjacent tissues and landmark structures. This context may be provided by semantic segmentation methods; however,…

Image and Video Processing · Electrical Eng. & Systems 2023-11-29 Arda Pekis , Vignesh Kannan , Evandros Kaklamanos , Anu Antony , Snehal Patel , Tyler Earnest

Medical datasets are often highly imbalanced with over-representation of common medical problems and a paucity of data from rare conditions. We propose simulation of pathology in images to overcome the above limitations. Using chest X-rays…

Computer Vision and Pattern Recognition · Computer Science 2018-02-13 Hojjat Salehinejad , Shahrokh Valaee , Tim Dowdell , Errol Colak , Joseph Barfett