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Liver cancer has high morbidity and mortality rates in the world. Multi-phase CT is a main medical imaging modality for detecting/identifying and diagnosing liver tumors. Automatically detecting and classifying liver lesions in CT images…

图像与视频处理 · 电气工程与系统科学 2023-06-29 Fakai Wang , Chi-Tung Cheng , Chien-Wei Peng , Ke Yan , Min Wu , Le Lu , Chien-Hung Liao , Ling Zhang

Towards automated retinal screening, this paper makes an endeavor to simultaneously achieve pixel-level retinal lesion segmentation and image-level disease classification. Such a multi-task approach is crucial for accurate and clinically…

计算机视觉与模式识别 · 计算机科学 2020-10-20 Qijie Wei , Xirong Li , Weihong Yu , Xiao Zhang , Yongpeng Zhang , Bojie Hu , Bin Mo , Di Gong , Ning Chen , Dayong Ding , Youxin Chen

New lesion segmentation is essential to estimate the disease progression and therapeutic effects during multiple sclerosis (MS) clinical treatments. However, the expensive data acquisition and expert annotation restrict the feasibility of…

图像与视频处理 · 电气工程与系统科学 2023-09-18 Yicheng Wu , Zhonghua Wu , Hengcan Shi , Bjoern Picker , Winston Chong , Jianfei Cai

Data augmentation has become a de facto component of deep learning-based medical image segmentation methods. Most data augmentation techniques used in medical imaging focus on spatial and intensity transformations to improve the diversity…

图像与视频处理 · 电气工程与系统科学 2023-08-21 Berke Doga Basaran , Weitong Zhang , Mengyun Qiao , Bernhard Kainz , Paul M. Matthews , Wenjia Bai

Ischemic stroke is a common disease in the elderly population, which can cause long-term disability and even death. However, the time window for treatment of ischemic stroke in its acute stage is very short. To fast localize and…

图像与视频处理 · 电气工程与系统科学 2020-09-22 Bin Zhao , Shuxue Ding , Hong Wu , Guohua Liu , Chen Cao , Song Jin , Zhiyang Liu

Skin lesion segmentation is one of the crucial steps for an efficient non-invasive computer-aided early diagnosis of melanoma. This paper investigates how color information, besides saliency, can be used to determine the pigmented lesion…

图像与视频处理 · 电气工程与系统科学 2021-11-08 Giuliana Ramella

This study's objective was to segment spinal metastases in diagnostic MR images using a deep learning-based approach. Segmentation of such lesions can present a pivotal step towards enhanced therapy planning and validation, as well as…

图像与视频处理 · 电气工程与系统科学 2020-01-29 Georg Hille , Johannes Steffen , Max Dünnwald , Mathias Becker , Sylvia Saalfeld , Klaus Tönnies

Multiple sclerosis is a chronic autoimmune disease that affects the central nervous system. Understanding multiple sclerosis progression and identifying the implicated brain structures is crucial for personalized treatment decisions.…

In clinical practice, radiologists are reliant on the lesion size when distinguishing metastatic from non-metastatic lesions. A prerequisite for lesion sizing is their detection, as it promotes the downstream assessment of tumor spread.…

图像与视频处理 · 电气工程与系统科学 2021-11-12 Tarun Mattikalli , Tejas Sudharshan Mathai , Ronald M. Summers

We propose a novel method, the adaptive local window, for improving level set segmentation technique. The window is estimated separately for each contour point, over iterations of the segmentation process, and for each individual object.…

计算机视觉与模式识别 · 计算机科学 2016-06-14 Assaf Hoogi , Christopher F. Beaulieu , Guilherme M. Cunha , Elhamy Heba , Claude B. Sirlin , Sandy Napel , Daniel L. Rubin

The cornerstone of stroke care is expedient management that varies depending on the time since stroke onset. Consequently, clinical decision making is centered on accurate knowledge of timing and often requires a radiologist to interpret…

图像与视频处理 · 电气工程与系统科学 2023-06-22 Adam Marcus , Paul Bentley , Daniel Rueckert

Convolutional neural network (CNN) methods have been proposed to quantify lesions in medical imaging. Commonly more than one imaging examination is available for a patient, but the serial information in these images often remains unused.…

图像与视频处理 · 电气工程与系统科学 2019-10-29 Mariëlle J. A. Jansen , Hugo J. Kuijf , Ashis K. Dhara , Nick A. Weaver , Geert Jan Biessels , Robin Strand , Josien P. W. Pluim

In dermoscopic images, which allow visualization of surface skin structures not visible to the naked eye, lesion shape offers vital insights into skin diseases. In clinically practiced methods, asymmetric lesion shape is one of the criteria…

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

Lesions that appear hyperintense in both Fluid Attenuated Inversion Recovery (FLAIR) and T2-weighted magnetic resonance images (MRIs) of the human brain are common in the brains of the elderly population and may be caused by ischemia or…

图像与视频处理 · 电气工程与系统科学 2021-01-20 Hans E. Atlason , Askell Love , Sigurdur Sigurdsson , Vilmundur Gudnason , Lotta M. Ellingsen

Fully automatic detection of skin lesions in dermatoscopic images can facilitate early diagnosis and repression of malignant melanoma and non-melanoma skin cancer. Although convolutional neural networks are a powerful solution, they are…

计算机视觉与模式识别 · 计算机科学 2020-11-03 Anindo Saha , Prem Prasad , Abdullah Thabit

Symmetry-aware methods for machine learning, such as data augmentation and equivariant architectures, encourage correct model behavior on all transformations (e.g. rotations or permutations) of the original dataset. These methods can…

机器学习 · 计算机科学 2026-03-31 Hannah Lawrence , Elyssa Hofgard , Vasco Portilheiro , Yuxuan Chen , Tess Smidt , Robin Walters

In this study, we investigate what a practically useful approach is in order to achieve robust skin disease diagnosis. A direct approach is to target the ground truth diagnosis labels, while an alternative approach instead focuses on…

计算机视觉与模式识别 · 计算机科学 2022-03-24 Haofu Liao , Yuncheng Li , Jiebo Luo

The current multiple sclerosis (MS) diagnostic criteria lack specificity, and this may lead to misdiagnosis, which remains an issue in present-day clinical practice. In addition, conventional biomarkers only moderately correlate with MS…

Accurate segmentation of skin lesions within dermoscopic images plays a crucial role in the timely identification of skin cancer for computer-aided diagnosis on mobile platforms. However, varying shapes of the lesions, lack of defined…

计算机视觉与模式识别 · 计算机科学 2024-09-04 Hamza Farooq , Zuhair Zafar , Ahsan Saadat , Tariq M Khan , Shahzaib Iqbal , Imran Razzak