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Chronic wounds significantly impact quality of life. If not properly managed, they can severely deteriorate. Image-based wound analysis could aid in objectively assessing the wound status by quantifying important features that are related…

计算机视觉与模式识别 · 计算机科学 2021-11-03 Gaetano Scebba , Jia Zhang , Sabrina Catanzaro , Carina Mihai , Oliver Distler , Martin Berli , Walter Karlen

Precision medicine in the quantitative management of chronic diseases and oncology would be greatly improved if the Computed Tomography (CT) scan of any patient could be segmented, parsed and analyzed in a precise and detailed way. However,…

A major challenge in stroke research and stroke recovery predictions is the determination of a stroke lesion's extent and its impact on relevant brain systems. Manual segmentation of stroke lesions from 3D magnetic resonance (MR) imaging…

图像与视频处理 · 电气工程与系统科学 2023-06-21 Sovesh Mohapatra , Advait Gosai , Anant Shinde , Aleksei Rutkovskii , Sirisha Nouduri , Gottfried Schlaug

Foot ulcer is a common complication of diabetes mellitus and, associated with substantial morbidity and mortality, remains a major risk factor for lower leg amputations. Extracting accurate morphological features from foot wounds is crucial…

图像与视频处理 · 电气工程与系统科学 2022-06-20 Amirreza Mahbod , Gerald Schaefer , Rupert Ecker , Isabella Ellinger

The automatic segmentation of pathological regions within whole-body PET-CT volumes has the potential to streamline various clinical applications such as diagno-sis, prognosis, and treatment planning. This study aims to address this…

图像与视频处理 · 电气工程与系统科学 2024-09-24 Mehdi Astaraki , Simone Bendazzoli

We propose a generalized focal loss function based on the Tversky index to address the issue of data imbalance in medical image segmentation. Compared to the commonly used Dice loss, our loss function achieves a better trade off between…

计算机视觉与模式识别 · 计算机科学 2018-10-19 Nabila Abraham , Naimul Mefraz Khan

Automatic multiple sclerosis (MS) lesion segmentation using multi-contrast magnetic resonance (MR) images provides improved efficiency and reproducibility compared to manual delineation. Current state-of-the-art automatic MS lesion…

图像与视频处理 · 电气工程与系统科学 2023-12-05 Jinwei Zhang , Lianrui Zuo , Blake E. Dewey , Samuel W. Remedios , Dzung L. Pham , Aaron Carass , Jerry L. Prince

Large-scale datasets with high-quality labels are desired for training accurate deep learning models. However, due to the annotation cost, datasets in medical imaging are often either partially-labeled or small. For example, DeepLesion is…

计算机视觉与模式识别 · 计算机科学 2021-01-05 Ke Yan , Jinzheng Cai , Youjing Zheng , Adam P. Harrison , Dakai Jin , Youbao Tang , Yuxing Tang , Lingyun Huang , Jing Xiao , Le Lu

Skin lesion detection in dermoscopic images is essential in the accurate and early diagnosis of skin cancer by a computerized apparatus. Current skin lesion segmentation approaches show poor performance in challenging circumstances such as…

计算机视觉与模式识别 · 计算机科学 2022-07-26 Pourya Shamsolmoali , Masoumeh Zareapoor , Eric Granger , Huiyu Zhou

The state-of-the-art models for medical image segmentation are variants of U-Net and fully convolutional networks (FCN). Despite their success, these models have two limitations: (1) their optimal depth is apriori unknown, requiring…

图像与视频处理 · 电气工程与系统科学 2020-01-30 Zongwei Zhou , Md Mahfuzur Rahman Siddiquee , Nima Tajbakhsh , Jianming Liang

Automatic identification of brain lesions from magnetic resonance imaging (MRI) scans of stroke survivors would be a useful aid in patient diagnosis and treatment planning. We propose a multi-modal multi-path convolutional neural network…

计算机视觉与模式识别 · 计算机科学 2019-05-28 Yunzhe Xue , Fadi G. Farhat , Olga Boukrina , A . M. Barrett , Jeffrey R. Binder , Usman W. Roshan , William W. Graves

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

Skin lesions segmentation is an important step in the process of automated diagnosis of the skin melanoma. However, the accuracy of segmenting melanomas skin lesions is quite a challenging task due to less data for training, irregular…

图像与视频处理 · 电气工程与系统科学 2020-12-29 Sabari Nathan , Priya Kansal

Automatic medical image segmentation is a crucial topic in the medical domain and successively a critical counterpart in the computer-aided diagnosis paradigm. U-Net is the most widespread image segmentation architecture due to its…

Continual learning is rapidly emerging as a key focus in computer vision, aiming to develop AI systems capable of continuous improvement, thereby enhancing their value and practicality in diverse real-world applications. In healthcare,…

Accurate tumor segmentation and classification in breast ultrasound (BUS) imaging remain challenging due to low contrast, speckle noise, and diverse lesion morphology. This study presents a multi-task deep learning framework that jointly…

计算机视觉与模式识别 · 计算机科学 2026-01-12 Samuel E. Johnny , Bernes L. Atabonfack , Israel Alagbe , Assane Gueye

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

Radiologists routinely perform the tedious task of lesion localization, classification, and size measurement in computed tomography (CT) studies. Universal lesion detection and tagging (ULDT) can simultaneously help alleviate the cumbersome…

计算机视觉与模式识别 · 计算机科学 2025-04-08 Jared Frazier , Tejas Sudharshan Mathai , Jianfei Liu , Angshuman Paul , Ronald M. Summers

The rising global prevalence of skin conditions, some of which can escalate to life-threatening stages if not timely diagnosed and treated, presents a significant healthcare challenge. This issue is particularly acute in remote areas where…

计算机视觉与模式识别 · 计算机科学 2024-02-19 Mahapara Khurshid , Mayank Vatsa , Richa Singh

Medical Image Segmentation is a useful application for medical image analysis including detecting diseases and abnormalities in imaging modalities such as MRI, CT etc. Deep learning has proven to be promising for this task but usually has a…

图像与视频处理 · 电气工程与系统科学 2023-02-08 Soham Bhosale , Arjun Krishna , Ge Wang , Klaus Mueller