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Deep learning-based models in medical imaging often struggle to generalize effectively to new scans due to data heterogeneity arising from differences in hardware, acquisition parameters, population, and artifacts. This limitation presents…

Image and Video Processing · Electrical Eng. & Systems 2023-08-09 Sebastian Nørgaard Llambias , Mads Nielsen , Mostafa Mehdipour Ghazi

Attention Branch Networks (ABNs) have been shown to simultaneously provide visual explanation and improve the performance of deep convolutional neural networks (CNNs). In this work, we introduce Multi-Scale Attention Branch Networks…

Computer Vision and Pattern Recognition · Computer Science 2023-06-28 Ankit Gupta , Ida-Maria Sintorn

Most publicly available brain MRI datasets are very homogeneous in terms of scanner and protocols, and it is difficult for models that learn from such data to generalize to multi-center and multi-scanner data. We propose a novel data…

Image and Video Processing · Electrical Eng. & Systems 2021-03-24 Maria Ines Meyer , Ezequiel de la Rosa , Nuno Barros , Roberto Paolella , Koen Van Leemput , Diana M. Sima

Supervised deep learning methods for segmentation require large amounts of labelled training data, without which they are prone to overfitting, not generalizing well to unseen images. In practice, obtaining a large number of annotations…

Computer Vision and Pattern Recognition · Computer Science 2019-03-01 Krishna Chaitanya , Neerav Karani , Christian Baumgartner , Olivio Donati , Anton Becker , Ender Konukoglu

Pre-training on graph neural networks (GNNs) aims to learn transferable knowledge for downstream tasks with unlabeled data, and it has recently become an active research area. The success of graph pre-training models is often attributed to…

Machine Learning · Computer Science 2023-11-22 Jiarong Xu , Renhong Huang , Xin Jiang , Yuxuan Cao , Carl Yang , Chunping Wang , Yang Yang

Existing class-incremental lifelong learning studies only the data is with single-label, which limits its adaptation to multi-label data. This paper studies Lifelong Multi-Label (LML) classification, which builds an online class-incremental…

Machine Learning · Computer Science 2022-07-19 Kaile Du , Linyan Li , Fan Lyu , Fuyuan Hu , Zhenping Xia , Fenglei Xu

There is growing interest in the challenging visual perception task of learning from long-tailed class distributions. The extreme class imbalance in the training dataset biases the model to prefer recognizing majority class data over…

Computer Vision and Pattern Recognition · Computer Science 2024-02-19 Jae Soon Baik , In Young Yoon , Jun Won Choi

Deep learning has shown promising results in medical image analysis, however, the lack of very large annotated datasets confines its full potential. Although transfer learning with ImageNet pre-trained classification models can alleviate…

Computer Vision and Pattern Recognition · Computer Science 2018-08-16 Ken C. L. Wong , Tanveer Syeda-Mahmood , Mehdi Moradi

In this paper we propose a novel augmentation technique that improves not only the performance of deep neural networks on clean test data, but also significantly increases their robustness to random transformations, both affine and…

Deep Neural Networks (DNNs) have improved the accuracy of classification problems in lots of applications. One of the challenges in training a DNN is its need to be fed by an enriched dataset to increase its accuracy and avoid it suffering…

Machine Learning · Computer Science 2020-08-25 Iman Saberi , Fathiyeh Faghih

Deep Neural Networks (DNNs) show a significant impact on medical imaging. One significant problem with adopting DNNs for skin cancer classification is that the class frequencies in the existing datasets are imbalanced. This problem hinders…

Image and Video Processing · Electrical Eng. & Systems 2019-10-29 Ibrahim Saad Ali , Mamdouh Farouk Mohamed , Yousef Bassyouni Mahdy

Graph Neural Networks (GNNs) have made significant advancements in node classification, but their success relies on sufficient labeled nodes per class in the training data. Real-world graph data often exhibits a long-tail distribution with…

Machine Learning · Computer Science 2025-07-01 Qilong Yan , Yufeng Zhang , Jinghao Zhang , Jingpu Duan , Jian Yin

Analyzing and predicting brain aging is essential for early prognosis and accurate diagnosis of cognitive diseases. The technique of neuroimaging, such as Magnetic Resonance Imaging (MRI), provides a noninvasive means of observing the aging…

Image and Video Processing · Electrical Eng. & Systems 2022-12-06 Jingru Fu , Antonios Tzortzakakis , José Barroso , Eric Westman , Daniel Ferreira , Rodrigo Moreno

In this paper, we aim to tackle the one-shot person re-identification problem where only one image is labelled for each person, while other images are unlabelled. This task is challenging due to the lack of sufficient labelled training…

Computer Vision and Pattern Recognition · Computer Science 2022-01-21 Hui Li , Jimin Xiao , Mingjie Sun , Eng Gee Lim , Yao Zhao

Brain network analysis for traumatic brain injury (TBI) patients is critical for its consciousness level assessment and prognosis evaluation, which requires the segmentation of certain consciousness-related brain regions. However, it is…

Image and Video Processing · Electrical Eng. & Systems 2022-08-15 Xiangyu Zhao , Di Zang , Sheng Wang , Zhenrong Shen , Kai Xuan , Zeyu Wei , Zhe Wang , Ruizhe Zheng , Xuehai Wu , Zheren Li , Qian Wang , Zengxin Qi , Lichi Zhang

Crowdsourcing provides an efficient label collection schema for supervised machine learning. However, to control annotation cost, each instance in the crowdsourced data is typically annotated by a small number of annotators. This creates a…

Machine Learning · Computer Science 2021-07-23 Zhendong Chu , Hongning Wang

Cross-graph node classification, utilizing the abundant labeled nodes from one graph to help classify unlabeled nodes in another graph, can be viewed as a domain generalization problem of graph neural networks (GNNs) due to the structure…

Machine Learning · Computer Science 2025-02-26 Guanzi Chen , Jiying Zhang , Yang Li

Early detection of breast cancer in mammography screening via deep-learning based computer-aided detection systems shows promising potential in improving the curability and mortality rates of breast cancer. However, many clinical centres…

Image and Video Processing · Electrical Eng. & Systems 2022-07-25 Zuzanna Szafranowska , Richard Osuala , Bennet Breier , Kaisar Kushibar , Karim Lekadir , Oliver Diaz

Deformable templates, or atlases, are images that represent a prototypical anatomy for a population, and are often enhanced with probabilistic anatomical label maps. They are commonly used in medical image analysis for population studies…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Marianne Rakic , Andrew Hoopes , S. Mazdak Abulnaga , Mert R. Sabuncu , John V. Guttag , Adrian V. Dalca

Several works based on Generative Adversarial Networks (GAN) have been recently proposed to predict a set of medical images from a single modality (e.g, FLAIR MRI from T1 MRI). However, such frameworks are primarily designed to operate on…

Machine Learning · Computer Science 2020-09-24 Alaa Bessadok , Mohamed Ali Mahjoub , Islem Rekik