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We aim at segmenting small organs (e.g., the pancreas) from abdominal CT scans. As the target often occupies a relatively small region in the input image, deep neural networks can be easily confused by the complex and variable background.…

Computer Vision and Pattern Recognition · Computer Science 2018-04-10 Qihang Yu , Lingxi Xie , Yan Wang , Yuyin Zhou , Elliot K. Fishman , Alan L. Yuille

Early detection of skin cancer relies on precise segmentation of dermoscopic images of skin lesions. However, this task is challenging due to the irregular shape of the lesion, the lack of sharp borders, and the presence of artefacts such…

Image and Video Processing · Electrical Eng. & Systems 2024-08-20 Shahzaib Iqbal , Muhammad Zeeshan , Mehwish Mehmood , Tariq M. Khan , Imran Razzak

Automated medical image classification is the key component in intelligent diagnosis systems. However, most medical image datasets contain plenty of samples of common diseases and just a handful of rare ones, leading to major class…

Computer Vision and Pattern Recognition · Computer Science 2023-07-21 Jia-Xin Zhuang , Jiabin Cai , Jianguo Zhang , Wei-shi Zheng , Ruixuan Wang

Prostate specific membrane antigen (PSMA) positron emission tomography/computed tomography (PET/CT) imaging provides a tremendously exciting frontier in visualization of prostate cancer (PCa) metastatic lesions. However, accurate…

Medical Physics · Physics 2024-12-05 Amirhosein Toosi , Sara Harsini , François Bénard , Carlos Uribe , Arman Rahmim

Accurate breast lesion risk estimation can significantly reduce unnecessary biopsies and help doctors decide optimal treatment plans. Most existing computer-aided systems rely solely on mammogram features to classify breast lesions. While…

Image and Video Processing · Electrical Eng. & Systems 2021-08-24 Hung Q. Vo , Pengyu Yuan , Tiancheng He , Stephen T. C. Wong , Hien V. Nguyen

Accurate lesion segmentation in whole-body PET/CT scans is crucial for cancer diagnosis and treatment planning, but limited datasets often hinder the performance of automated segmentation models. In this paper, we explore the potential of…

Image and Video Processing · Electrical Eng. & Systems 2024-09-13 Lap Yan Lennon Chan , Chenxin Li , Yixuan Yuan

Early detection of skin cancer, particularly melanoma, is crucial to enable advanced treatment. Due to the rapid growth in the numbers of skin cancers, there is a growing need of computerized analysis for skin lesions. The state-of-the-art…

Image and Video Processing · Electrical Eng. & Systems 2019-07-31 Manu Goyal , Amanda Oakley , Priyanka Bansal , Darren Dancey , Moi Hoon Yap

This paper explores the use of a soft ground-truth mask ("soft mask'') to train a Fully Convolutional Neural Network (FCNN) for segmentation of Multiple Sclerosis (MS) lesions. Detection and segmentation of MS lesions is a complex task…

Computer Vision and Pattern Recognition · Computer Science 2019-01-29 Eytan Kats , Jacob Goldberger , Hayit Greenspan

We propose a novel semi-supervised image segmentation method that simultaneously optimizes a supervised segmentation and an unsupervised reconstruction objectives. The reconstruction objective uses an attention mechanism that separates the…

Computer Vision and Pattern Recognition · Computer Science 2019-07-30 Shuai Chen , Gerda Bortsova , Antonio Garcia-Uceda Juarez , Gijs van Tulder , Marleen de Bruijne

Purpose: To evaluate various Segmental Anything Model (SAM) prompt strategies across four lesions datasets and to subsequently develop a reinforcement learning (RL) agent to optimize SAM prompt placement. Materials and Methods: This…

Image and Video Processing · Electrical Eng. & Systems 2024-12-31 Yuli Wang , Victoria Shi , Wen-Chi Hsu , Yuwei Dai , Sophie Yao , Zhusi Zhong , Zishu Zhang , Jing Wu , Aaron Maxwell , Scott Collins , Zhicheng Jiao , Harrison X. Bai

Detecting lesions in Computed Tomography (CT) scans is a challenging task in medical image processing due to the diverse types, sizes, and locations of lesions. Recently, various one-stage and two-stage framework networks have been…

Computer Vision and Pattern Recognition · Computer Science 2025-06-05 Di Fan , Heng Yu , Zhiyuan Xu

Breast cancer is one of the leading causes of death globally, and thus there is an urgent need for early and accurate diagnostic techniques. Although ultrasound imaging is a widely used technique for breast cancer screening, it faces…

Image and Video Processing · Electrical Eng. & Systems 2025-02-11 Pandiyaraju V , Shravan Venkatraman , Pavan Kumar S , Santhosh Malarvannan , Kannan A

Automatic segmentation of multiple organs and tumors from 3D medical images such as magnetic resonance imaging (MRI) and computed tomography (CT) scans using deep learning methods can aid in diagnosing and treating cancer. However, organs…

Image and Video Processing · Electrical Eng. & Systems 2022-07-25 Hao Li , Yang Nan , Javier Del Ser , Guang Yang

We propose a unified objective function, termed CATMIL, that augments the base segmentation loss with two auxiliary supervision terms operating at different levels. The first term, Component-Adaptive Tversky, reweights voxel contributions…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Minh Sao Khue Luu , Evgeniy N. Pavlovskiy , Bair N. Tuchinov

In clinical settings, intracranial hemorrhages (ICH) are routinely diagnosed using non-contrast CT (NCCT) for severity assessment. Accurate automated segmentation of ICH lesions is the initial and essential step, immensely useful for such…

Image and Video Processing · Electrical Eng. & Systems 2023-09-29 Shreyas H Ramananda , Vaanathi Sundaresan

Colon Cancer is one of the most common types of cancer. The treatment is planned to depend on the grade or stage of cancer. One of the preconditions for grading of colon cancer is to segment the glandular structures of tissues. Manual…

Computer Vision and Pattern Recognition · Computer Science 2019-05-22 Rupali Khatun , Soumick Chatterjee

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…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 Pourya Shamsolmoali , Masoumeh Zareapoor , Eric Granger , Huiyu Zhou

In recent years, the integration of deep learning techniques into medical imaging has revolutionized the diagnosis and treatment of lung diseases, particularly in the context of COVID-19 and pneumonia. This paper presents a novel,…

Image and Video Processing · Electrical Eng. & Systems 2024-08-14 Md. Asiful Islam Miah , Shourin Paul , Sunanda Das , M. M. A. Hashem

Deep learning-based segmentation of the liver and hepatic lesions therein steadily gains relevance in clinical practice due to the increasing incidence of liver cancer each year. Whereas various network variants with overall promising…

Image and Video Processing · Electrical Eng. & Systems 2023-03-23 Georg Hille , Shubham Agrawal , Pavan Tummala , Christian Wybranski , Maciej Pech , Alexey Surov , Sylvia Saalfeld

Automated segmentation of cancerous lesions in PET/CT images is a vital initial task for quantitative analysis. However, it is often challenging to train deep learning-based segmentation methods to high degree of accuracy due to the…

Image and Video Processing · Electrical Eng. & Systems 2023-09-26 Shadab Ahamed , Arman Rahmim
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