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Early and accurate disease detection is crucial for patient management and successful treatment outcomes. However, the automatic identification of anomalies in medical images can be challenging. Conventional methods rely on large labeled…

Image and Video Processing · Electrical Eng. & Systems 2023-03-16 Cosmin I Bercea , Benedikt Wiestler , Daniel Rueckert , Julia A Schnabel

We present a fully convolutional neural network for segmenting ischemic stroke lesions in CT perfusion images for the ISLES 2018 challenge. Treatment of stroke is time sensitive and current standards for lesion identification require manual…

Computer Vision and Pattern Recognition · Computer Science 2018-11-06 S. Mazdak Abulnaga , Jonathan Rubin

Fourier Analysis Network (FAN) was recently proposed as a simple way to improve neural network performance by replacing part of Rectified Linear Unit (ReLU) activations with sine and cosine functions. Although several studies have reported…

Machine Learning · Computer Science 2026-03-16 Sam Jeong , Hae Yong Kim

Segmentation of brain structures on MRI is the primary step for further quantitative analysis of brain diseases. Manual segmentation is still considered the gold standard in terms of accuracy; however, such data is extremely time-consuming…

Image and Video Processing · Electrical Eng. & Systems 2024-10-16 Mengyu Li , Magnus Magnusson , Thilo van Eimeren , Lotta M. Ellingsen

Open-set image recognition is a challenging topic in computer vision. Most of the existing works in literature focus on learning more discriminative features from the input images, however, they are usually insensitive to the high- or…

Computer Vision and Pattern Recognition · Computer Science 2025-05-20 Qiulei Dong , Jiayin Sun , Mengyu Gao

We present a semi-supervised domain adaptation framework for brain vessel segmentation from different image modalities. Existing state-of-the-art methods focus on a single modality, despite the wide range of available cerebrovascular…

Image and Video Processing · Electrical Eng. & Systems 2024-03-28 Francesco Galati , Daniele Falcetta , Rosa Cortese , Barbara Casolla , Ferran Prados , Ninon Burgos , Maria A. Zuluaga

Medical images often exhibit low and blurred contrast between lesions and surrounding tissues, with considerable variation in lesion edges and shapes even within the same disease, leading to significant challenges in segmentation.…

Image and Video Processing · Electrical Eng. & Systems 2025-02-12 Wang Jiangtao , Nur Intan Raihana Ruhaiyem , Fu Panpan

End-to-end deep learning improves breast cancer classification on diffusion-weighted MR images (DWI) using a convolutional neural network (CNN) architecture. A limitation of CNN as opposed to previous model-based approaches is the…

For domain generalization (DG) and unsupervised domain adaptation (UDA), cross domain feature alignment has been widely explored to pull the feature distributions of different domains in order to learn domain-invariant representations.…

Computer Vision and Pattern Recognition · Computer Science 2020-06-23 Xin Jin , Cuiling Lan , Wenjun Zeng , Zhibo Chen

Batch normalization (BN) is widely used in modern deep neural networks, which has been shown to represent the domain-related knowledge, and thus is ineffective for cross-domain tasks like unsupervised domain adaptation (UDA). Existing BN…

Computer Vision and Pattern Recognition · Computer Science 2021-12-21 Zhiyong Huang , Kekai Sheng , Ke Li , Jian Liang , Taiping Yao , Weiming Dong , Dengwen Zhou , Xing Sun

Medical image segmentation, a crucial task in computer vision, facilitates the automated delineation of anatomical structures and pathologies, supporting clinicians in diagnosis, treatment planning, and disease monitoring. Notably,…

Computer Vision and Pattern Recognition · Computer Science 2024-12-11 Fuchen Zheng , Xinyi Chen , Xuhang Chen , Haolun Li , Xiaojiao Guo , Weihuang Liu , Chi-Man Pun , Shoujun Zhou

Background and Aim: Accurate classification of Magnetic Resonance Images (MRI) is essential to accurately predict Mild Cognitive Impairment (MCI) to Alzheimer's Disease (AD) conversion. Meanwhile, deep learning has been successfully…

Computer Vision and Pattern Recognition · Computer Science 2021-09-03 Kshitiz Shrestha , Omar Hisham Alsadoon , Abeer Alsadoon , Tarik A. Rashid , Rasha S. Ali , P. W. C. Prasad , Oday D. Jerew

Unsupervised domain adaptation (UDA) methods have shown their promising performance in the cross-modality medical image segmentation tasks. These typical methods usually utilize a translation network to transform images from the source…

Image and Video Processing · Electrical Eng. & Systems 2021-01-19 Xiaoting Han , Lei Qi , Qian Yu , Ziqi Zhou , Yefeng Zheng , Yinghuan Shi , Yang Gao

Segmentation for tracking surgical instruments plays an important role in robot-assisted surgery. Segmentation of surgical instruments contributes to capturing accurate spatial information for tracking. In this paper, a novel network,…

Computer Vision and Pattern Recognition · Computer Science 2019-09-20 Zhen-Liang Ni , Gui-Bin Bian , Xiao-Liang Xie , Zeng-Guang Hou , Xiao-Hu Zhou , Yan-Jie Zhou

We propose a lesion-aware graph neural network (LEGNet) to predict language ability from resting-state fMRI (rs-fMRI) connectivity in patients with post-stroke aphasia. Our model integrates three components: an edge-based learning module…

Machine Learning · Computer Science 2024-09-05 Zijian Chen , Maria Varkanitsa , Prakash Ishwar , Janusz Konrad , Margrit Betke , Swathi Kiran , Archana Venkataraman

Medical image segmentation is a critical task in computer-aided diagnosis and treatment planning. However, deep learning models often struggle to generalize across datasets due to domain shifts arising from variations in imaging protocols,…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Phuoc-Nguyen Bui , Van-Nguyen Pham , Duc-Tai Le , Junghyun Bum , Hyunseung Choo

Deep learning models tend to underperform in the presence of domain shifts. Domain transfer has recently emerged as a promising approach wherein images exhibiting a domain shift are transformed into other domains for augmentation or…

Image and Video Processing · Electrical Eng. & Systems 2022-10-27 Weinan Song , Gaurav Fotedar , Nima Tajbakhsh , Ziheng Zhou , Lei He , Xiaowei Ding

Low-light image enhancement is a classical computer vision problem aiming to recover normal-exposure images from low-light images. However, convolutional neural networks commonly used in this field are good at sampling low-frequency local…

Computer Vision and Pattern Recognition · Computer Science 2022-09-19 Yunliang Zhuang , Zhuoran Zheng , Chen Lyu

Encoder-decoder networks become a popular choice for various medical image segmentation tasks. When they are trained with a standard loss function, these networks are not explicitly enforced to preserve the shape integrity of an object in…

Computer Vision and Pattern Recognition · Computer Science 2023-09-22 Mehmet Bahadir Erden , Selahattin Cansiz , Onur Caki , Haya Khattak , Durmus Etiz , Melek Cosar Yakar , Kerem Duruer , Berke Barut , Cigdem Gunduz-Demir

Domain shift, the mismatch between training and testing data characteristics, causes significant degradation in the predictive performance in multi-source imaging scenarios. In medical imaging, the heterogeneity of population, scanners and…

Machine Learning · Computer Science 2021-12-21 Rongguang Wang , Pratik Chaudhari , Christos Davatzikos