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Segmentation of lymphoma lesions is challenging due to their varied sizes and locations in whole-body PET scans. This work presents a fully-automated segmentation technique using a multi-center dataset of diffuse large B-cell lymphoma…

Contrastive learning, which aims to capture general representation from unlabeled images to initialize the medical analysis models, has been proven effective in alleviating the high demand for expensive annotations. Current methods mainly…

Computer Vision and Pattern Recognition · Computer Science 2022-08-18 Huai Chen , Renzhen Wang , Xiuying Wang , Jieyu Li , Qu Fang , Hui Li , Jianhao Bai , Qing Peng , Deyu Meng , Lisheng Wang

Deep learning models (DLMs) frequently achieve accurate segmentation and classification of tumors from medical images. However, DLMs lacking feedback on their image segmentation mechanisms, such as Dice coefficients and confidence in their…

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

Recent research on COVID-19 suggests that CT imaging provides useful information to assess disease progression and assist diagnosis, in addition to help understanding the disease. There is an increasing number of studies that propose to use…

Early detection of cancer is crucial for treatment and overall patient survival. In the upper aerodigestive tract (UADT) the gold standard for identification of malignant tissue is an invasive biopsy. Recently, non-invasive imaging…

Computer Vision and Pattern Recognition · Computer Science 2019-10-10 Nils Gessert , Matthias Schlüter , Sarah Latus , Veronika Volgger , Christian Betz , Alexander Schlaefer

Increasing numbers of patients with disabilities or elderly people with mobility issues often suffer from a pressure ulcer. The affected areas need regular checks, but they have a difficulty in accessing a hospital. Some remote diagnosis…

Image and Video Processing · Electrical Eng. & Systems 2021-04-16 Jinyeong Chae , Ki Yong Hong , Jihie Kim

Edge detection is crucial in medical image processing, enabling precise extraction of structural information to support lesion identification and image analysis. Traditional edge detection models typically rely on complex Convolutional…

Computer Vision and Pattern Recognition · Computer Science 2024-08-09 Fuzhang Li , Chuan Lin

Accurate and automated lesion segmentation in Positron Emission Tomography / Computed Tomography (PET/CT) imaging is essential for cancer diagnosis and therapy planning. This paper presents a Swin Transformer UNet 3D (SwinUNet3D) framework…

Image and Video Processing · Electrical Eng. & Systems 2026-01-07 Shovini Guha , Dwaipayan Nandi

Radiologists routinely detect and size lesions in CT to stage cancer and assess tumor burden. To potentially aid their efforts, multiple lesion detection algorithms have been developed with a large public dataset called DeepLesion (32,735…

Image and Video Processing · Electrical Eng. & Systems 2025-04-09 Peter D. Erickson , Tejas Sudharshan Mathai , Ronald M. Summers

Automated brain lesions detection is an important and very challenging clinical diagnostic task because the lesions have different sizes, shapes, contrasts, and locations. Deep Learning recently has shown promising progress in many…

Computer Vision and Pattern Recognition · Computer Science 2018-01-08 Mina Rezaei , Haojin Yang , Christoph Meinel

The computer-aided diagnosis (CAD) systems can highly improve the reliability and efficiency of melanoma recognition. As a crucial step of CAD, skin lesion segmentation has the unsatisfactory accuracy in existing methods due to large…

Computer Vision and Pattern Recognition · Computer Science 2018-10-17 Yujiao Tang , Feng Yang , Shaofeng Yuan , Chang'an Zhan

In this study, we present ULS+, an enhanced version of the Universal Lesion Segmentation (ULS) model. The original ULS model segments lesions across the whole body in CT scans given volumes of interest (VOIs) centered around a click-point.…

Computer Vision and Pattern Recognition · Computer Science 2026-01-07 Rianne Weber , Niels Rocholl , Max de Grauw , Mathias Prokop , Ewoud Smit , Alessa Hering

Universal lesion detection has great value for clinical practice as it aims to detect various types of lesions in multiple organs on medical images. Deep learning methods have shown promising results, but demanding large volumes of…

Computer Vision and Pattern Recognition · Computer Science 2023-09-26 Xiaoyu Bai , Benteng Ma , Changyang Li , Yong Xia

The automated detection of cortical lesions (CLs) in patients with multiple sclerosis (MS) is a challenging task that, despite its clinical relevance, has received very little attention. Accurate detection of the small and scarce lesions…

Image and Video Processing · Electrical Eng. & Systems 2020-08-18 Francesco La Rosa , Erin S Beck , Ahmed Abdulkadir , Jean-Philippe Thiran , Daniel S Reich , Pascal Sati , Meritxell Bach Cuadra

We propose a method to incorporate the intensity information of a target lesion on CT scans in training segmentation and detection networks. We first build an intensity-based lesion probability (ILP) function from an intensity histogram of…

Image and Video Processing · Electrical Eng. & Systems 2023-07-13 Seung Yeon Shin , Thomas C. Shen , Ronald M. Summers

Unsupervised anomaly detection (UAD) aims to detect anomalies without labeled data, a necessity in many machine learning applications where anomalous samples are rare or not available. Most state-of-the-art methods fall into two categories:…

Machine Learning · Computer Science 2025-07-30 Nicolas Pinon , Carole Lartizien

Wear and tear detection in fleet and shared vehicle systems is a critical challenge, particularly in rental and car-sharing services, where minor damage, such as dents, scratches, and underbody impacts, often goes unnoticed or is detected…

Machine Learning · Computer Science 2025-10-21 Sara Khan , Mehmed Yüksel , Frank Kirchner

Whole-body CT is used for multi-trauma patients in the search of any and all injuries. Since an initial assessment needs to be rapid and the search for lesions is done for the whole body, very little time can be allocated for the inspection…

Computer Vision and Pattern Recognition · Computer Science 2024-08-21 Antoine P. Sanner , Nils F. Grauhan , Marc A. Brockmann , Ahmed E. Othman , Anirban Mukhopadhyay

Finding automatically multiple lesions in large images is a common problem in medical image analysis. Solving this problem can be challenging if, during optimization, the automated method cannot access information about the location of the…

Computer Vision and Pattern Recognition · Computer Science 2020-03-23 Florian Dubost , Hieab Adams , Pinar Yilmaz , Gerda Bortsova , Gijs van Tulder , M. Arfan Ikram , Wiro Niessen , Meike Vernooij , Marleen de Bruijne

Computer-aided diagnosis for low-dose computed tomography (CT) based on deep learning has recently attracted attention as a first-line automatic testing tool because of its high accuracy and low radiation exposure. However, existing methods…

Image and Video Processing · Electrical Eng. & Systems 2022-06-28 Kyung-Su Kim , Seong Je Oh , Ju Hwan Lee , Myung Jin Chung