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Data augmentation is a ubiquitous technique for increasing the size of labeled training sets by leveraging task-specific data transformations that preserve class labels. While it is often easy for domain experts to specify individual…

Temporal echocardiography image registration is a basis for clinical quantifications such as cardiac motion estimation, myocardial strain assessments, and stroke volume quantifications. In past studies, deep learning image registration…

图像与视频处理 · 电气工程与系统科学 2023-09-12 Md. Kamrul Hasan , Haobo Zhu , Guang Yang , Choon Hwai Yap

The increasing need for accurate and unified analysis of diverse biological signals, such as ECG and EEG, is paramount for comprehensive patient assessment, especially in synchronous monitoring. Despite advances in multi-sensor fusion, a…

信号处理 · 电气工程与系统科学 2025-07-18 Mohammed Guhdar , Ramadhan J. Mstafa , Abdulhakeem O. Mohammed

Accurate segmentation of the left ventricle in echocardiography can enable fully automatic extraction of clinical measurements such as volumes and ejection fraction. While models configured by nnU-Net perform well, they are large and slow,…

计算机视觉与模式识别 · 计算机科学 2025-09-05 Anders Kjelsrud , Lasse Løvstakken , Erik Smistad , Håvard Dalen , Gilles Van De Vyver

Deep learning models have proven to be highly effective in computer vision, with deep convolutional neural networks achieving impressive results across various computer vision tasks. However, these models rely heavily on large datasets to…

计算机视觉与模式识别 · 计算机科学 2026-03-04 Rafi Hassan Chowdhury , Naimul Haque , Kaniz Fatiha

Data augmentation is a key element in training high-dimensional models. In this approach, one synthesizes new observations by applying pre-specified transformations to the original training data; e.g.~new images are formed by rotating old…

计算机视觉与模式识别 · 计算机科学 2016-07-01 Søren Hauberg , Oren Freifeld , Anders Boesen Lindbo Larsen , John W. Fisher , Lars Kai Hansen

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…

计算机视觉与模式识别 · 计算机科学 2019-03-01 Krishna Chaitanya , Neerav Karani , Christian Baumgartner , Olivio Donati , Anton Becker , Ender Konukoglu

Deep learning has recently been applied to automatically classify the modulation categories of received radio signals without manual experience. However, training deep learning models requires massive volume of data. An insufficient…

信号处理 · 电气工程与系统科学 2019-12-11 Liang Huang , Weijian Pan , You Zhang , LiPing Qian , Nan Gao , Yuan Wu

Segmentation of cardiac structures is one of the fundamental steps to estimate volumetric indices of the heart. This step is still performed semi-automatically in clinical routine, and is thus prone to inter- and intra-observer variability.…

Electrocardiogram (ECG) is a simple non-invasive measure to identify heart-related issues such as irregular heartbeats known as arrhythmias. While artificial intelligence and machine learning is being utilized in a wide range of healthcare…

机器学习 · 计算机科学 2022-07-11 Minh Cao , Tianqi Zhao , Yanxun Li , Wenhao Zhang , Peyman Benharash , Ramin Ramezani

Most EEG-based Brain-Computer Interfaces (BCIs) require a considerable amount of training data to calibrate the classification model, owing to the high variability in the EEG data, which manifests itself between participants, but also…

机器学习 · 计算机科学 2022-03-29 Oleksandr Zlatov , Benjamin Blankertz

Medical Image Segmentation is a useful application for medical image analysis including detecting diseases and abnormalities in imaging modalities such as MRI, CT etc. Deep learning has proven to be promising for this task but usually has a…

图像与视频处理 · 电气工程与系统科学 2023-02-08 Soham Bhosale , Arjun Krishna , Ge Wang , Klaus Mueller

The performances of commonly used electrocardiogram (ECG) diagnosis models have recently improved with the introduction of deep learning (DL). However, the impact of various combinations of multiple DL components and/or the role of data…

信号处理 · 电气工程与系统科学 2022-08-02 Jae-Won Choi , Dae-Yong Hong , Chan Jung , Eugene Hwang , Sung-Hyuk Park , Seung-Young Roh

Echocardiogram video plays a crucial role in analysing cardiac function and diagnosing cardiac diseases. Current deep neural network methods primarily aim to enhance diagnosis accuracy by incorporating prior knowledge, such as segmenting…

图像与视频处理 · 电气工程与系统科学 2024-10-29 Jiewen Yang , Yiqun Lin , Bin Pu , Jiarong Guo , Xiaowei Xu , Xiaomeng Li

Multi-organ segmentation is a widely applied clinical routine and automated organ segmentation tools dramatically improve the pipeline of the radiologists. Recently, deep learning (DL) based segmentation models have shown the capacity to…

计算机视觉与模式识别 · 计算机科学 2026-02-04 Chang Liu , Fuxin Fan , Annette Schwarz , Andreas Maier

The use of deep learning for radio modulation recognition has become prevalent in recent years. This approach automatically extracts high-dimensional features from large datasets, facilitating the accurate classification of modulation…

机器学习 · 计算机科学 2023-11-08 Tao Chen , Shilian Zheng , Kunfeng Qiu , Luxin Zhang , Qi Xuan , Xiaoniu Yang

Deep learning algorithms have become the golden standard for segmentation of medical imaging data. In most works, the variability and heterogeneity of real clinical data is acknowledged to still be a problem. One way to automatically…

图像与视频处理 · 电气工程与系统科学 2022-02-25 Arkadiy Dushatskiy , Gerry Lowe , Peter A. N. Bosman , Tanja Alderliesten

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

Data augmentation is widely used as a part of the training process applied to deep learning models, especially in the computer vision domain. Currently, common data augmentation techniques are designed manually. Therefore they require…

计算机视觉与模式识别 · 计算机科学 2019-07-31 Irynei Baran , Orest Kupyn , Arseny Kravchenko

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…

图像与视频处理 · 电气工程与系统科学 2023-08-09 Sebastian Nørgaard Llambias , Mads Nielsen , Mostafa Mehdipour Ghazi