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Purpose: Segmentation of the breast lesion in dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) is an essential step to accurately diagnose and plan treatment and monitor progress. This study aims to highlight the impact of…

计算机视觉与模式识别 · 计算机科学 2025-03-21 Sam Narimani , Solveig Roth Hoff , Kathinka Dahli Kurz , Kjell-Inge Gjesdal , Jurgen Geisler , Endre Grovik

Purpose: We propose a deep learning-based computer-aided detection (CADe) method to detect breast lesions in ultrafast DCE-MRI sequences. This method uses both the three-dimensional spatial information and temporal information obtained from…

图像与视频处理 · 电气工程与系统科学 2021-11-12 Fazael Ayatollahi , Shahriar B. Shokouhi , Ritse M. Mann , Jonas Teuwen

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,…

图像与视频处理 · 电气工程与系统科学 2023-11-29 Arda Pekis , Vignesh Kannan , Evandros Kaklamanos , Anu Antony , Snehal Patel , Tyler Earnest

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,…

医学物理 · 物理学 2019-11-11 Qiyuan Hu , Heather M. Whitney , Maryellen L. Giger

Dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) plays an important role in breast cancer screening, tumor assessment, and treatment planning and monitoring. The dynamic changes in contrast in different tissues help to…

计算机视觉与模式识别 · 计算机科学 2025-11-21 Rui Wang , Yuexi Du , John Lewin , R. Todd Constable , Nicha C. Dvornek

Previous studies on computer aided detection/diagnosis (CAD) in 4D breast magnetic resonance imaging (MRI) regard lesion detection, segmentation and characterization as separate tasks, and typically require users to manually select 2D MRI…

图像与视频处理 · 电气工程与系统科学 2020-07-08 Hang Min , Darryl McClymont , Shekhar S. Chandra , Stuart Crozier , Andrew P. Bradley

Accurate segmentation of Multiple Sclerosis (MS) lesions in longitudinal MRI scans is crucial for monitoring disease progression and treatment efficacy. Although changes across time are taken into account when assessing images in clinical…

Measuring lesion size is an important step to assess tumor growth and monitor disease progression and therapy response in oncology image analysis. Although it is tedious and highly time-consuming, radiologists have to work on this task by…

图像与视频处理 · 电气工程与系统科学 2021-05-06 Youbao Tang , Ke Yan , Jinzheng Cai , Lingyun Huang , Guotong Xie , Jing Xiao , Jingjing Lu , Gigin Lin , Le Lu

Breast ultrasound imaging is a valuable tool for early breast cancer detection, but automated tumor segmentation is challenging due to inherent noise, variations in scale of lesions, and fuzzy boundaries. To address these challenges, we…

图像与视频处理 · 电气工程与系统科学 2025-06-23 Muhammad Azeem Aslam , Asim Naveed , Nisar Ahmed

Dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) is essential for breast cancer diagnosis due to its ability to characterize tissue through contrast agent kinetics. However, traditional DCE-MRI protocols require multiple…

计算机视觉与模式识别 · 计算机科学 2025-01-28 Ruben D. Fonnegra , Maria Liliana Hernández , Juan C. Caicedo , Gloria M. Díaz

Magnetic resonance imaging (MRI) is a potent diagnostic tool for detecting pathological tissues in various diseases. Different MRI sequences have different contrast mechanisms and sensitivities for different types of lesions, which pose…

计算机视觉与模式识别 · 计算机科学 2025-05-13 Lijun Yan , Churan Wang , Fangwei Zhong , Yizhou Wang

Monitoring treatment response in longitudinal studies plays an important role in clinical practice. Accurately identifying lesions across serial imaging follow-up is the core to the monitoring procedure. Typically this incorporates both…

计算机视觉与模式识别 · 计算机科学 2021-04-13 Jinzheng Cai , Youbao Tang , Ke Yan , Adam P. Harrison , Jing Xiao , Gigin Lin , Le Lu

The rapid development of deep learning, a family of machine learning techniques, has spurred much interest in its application to medical imaging problems. Here, we develop a deep learning algorithm that can accurately detect breast cancer…

计算机视觉与模式识别 · 计算机科学 2019-10-08 Li Shen , Laurie R. Margolies , Joseph H. Rothstein , Eugene Fluder , Russell B. McBride , Weiva Sieh

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…

计算机视觉与模式识别 · 计算机科学 2019-07-10 Qingyi Tao , Zongyuan Ge , Jianfei Cai , Jianxiong Yin , Simon See

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…

图像与视频处理 · 电气工程与系统科学 2024-05-13 Zixian Li , Yuming Zhong , Yi Wang

Ultrasound imaging plays a critical role in the early detection of breast cancer. Accurate identification and segmentation of lesions are essential steps in clinical practice, requiring methods to assist physicians in lesion segmentation.…

计算机视觉与模式识别 · 计算机科学 2024-05-24 Xin Yue , Xiaoling Liu , Qing Zhao , Jianqiang Li , Changwei Song , Suqin Liu , Zhikai Yang , Guanghui Fu

Longitudinal lesion analysis is crucial for oncological care, yet automated tools often struggle with temporal consistency. While universal lesion segmentation models have advanced, they are typically designed for single time points. This…

图像与视频处理 · 电气工程与系统科学 2025-07-28 Niels Rocholl , Ewoud Smit , Mathias Prokop , Alessa Hering

Incorporating human domain knowledge for breast tumor diagnosis is challenging, since shape, boundary, curvature, intensity, or other common medical priors vary significantly across patients and cannot be employed. This work proposes a new…

图像与视频处理 · 电气工程与系统科学 2020-09-03 Aleksandar Vakanski , Min Xian , Phoebe Freer

Background \& purpose: The recent emergence of neural networks models for the analysis of breast images has been a breakthrough in computer aided diagnostic. This approach was not yet developed in Contrast Enhanced Spectral Mammography…

图像与视频处理 · 电气工程与系统科学 2022-08-01 Clément Jailin , Pablo Milioni , Zhijin Li , Răzvan Iordache , Serge Muller

Volumetric segmentation of lesions on CT scans is important for many types of analysis, including lesion growth kinetic modeling in clinical trials and machine learning of radiomic features. Manual segmentation is laborious, and impractical…

计算机视觉与模式识别 · 计算机科学 2018-11-13 Bo Zhou , Randolph Crawford , Belma Dogdas , Gregory Goldmacher , Antong Chen
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