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Using smart wearable devices to monitor patients electrocardiogram (ECG) for real-time detection of arrhythmias can significantly improve healthcare outcomes. Convolutional neural network (CNN) based deep learning has been used successfully…

Machine Learning · Computer Science 2021-09-07 Xiaolin Li , Rajesh Panicker , Barry Cardiff , Deepu John

This paper presents a Gaussian process (GP) model for estimating piecewise continuous regression functions. In scientific and engineering applications of regression analysis, the underlying regression functions are piecewise continuous in…

Methodology · Statistics 2021-04-15 Chiwoo Park

Representation learning models for graphs are a successful family of techniques that project nodes into feature spaces that can be exploited by other machine learning algorithms. Since many real-world networks are inherently dynamic, with…

Machine Learning · Computer Science 2020-06-26 Simone Piaggesi , André Panisson

Mitochondria segmentation in electron microscopy images is essential in neuroscience. However, due to the image degradation during the imaging process, the large variety of mitochondrial structures, as well as the presence of noise,…

Computer Vision and Pattern Recognition · Computer Science 2021-09-28 Zhili Li , Xuejin Chen , Jie Zhao , Zhiwei Xiong

Electroencephalogram (EEG)-based emotion recognition is vital for affective computing but faces challenges in feature utilization and cross-domain generalization. This work introduces EmotionCLIP, which reformulates recognition as an…

Computer Vision and Pattern Recognition · Computer Science 2026-01-27 Rui Yan , Yibo Li , Han Ding , Fei Wang

We present an electrocardiogram (ECG) -based emotion recognition system using self-supervised learning. Our proposed architecture consists of two main networks, a signal transformation recognition network and an emotion recognition network.…

Machine Learning · Computer Science 2020-04-14 Pritam Sarkar , Ali Etemad

Deep Neural Network (DNN) models are usually trained sequentially from one layer to another, which causes forward, backward and update locking's problems, leading to poor performance in terms of training time. The existing parallel…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-07-25 Samson B. Akintoye , Liangxiu Han , Huw Lloyd , Xin Zhang , Darren Dancey , Haoming Chen , Daoqiang Zhang

Aiming at better representing multivariate relationships, this paper investigates a motif dimensional framework for higher-order graph learning. The graph learning effectiveness can be improved through OFFER. The proposed framework mainly…

Social and Information Networks · Computer Science 2020-08-31 Shuo Yu , Feng Xia , Jin Xu , Zhikui Chen , Ivan Lee

This study addresses the classification of heartbeats from ECG signals through two distinct approaches: traditional machine learning utilizing hand-crafted features and deep learning via transformed images of ECG beats. The dataset…

Signal Processing · Electrical Eng. & Systems 2025-06-17 Thien Nhan Vo

Multi-view representation learning has developed rapidly over the past decades and has been applied in many fields. However, most previous works assumed that each view is complete and aligned. This leads to an inevitable deterioration in…

Computer Vision and Pattern Recognition · Computer Science 2022-11-10 Yiming Wang , Dongxia Chang , Zhiqiang Fu , Jie Wen , Yao Zhao

Temporal receptive fields of models play an important role in action segmentation. Large receptive fields facilitate the long-term relations among video clips while small receptive fields help capture the local details. Existing methods…

Computer Vision and Pattern Recognition · Computer Science 2021-05-03 Shang-Hua Gao , Qi Han , Zhong-Yu Li , Pai Peng , Liang Wang , Ming-Ming Cheng

A well-designed fine-grained categorization system usually has three contradictory requirements: accuracy (the ability to identify objects among subordinate categories); interpretability (the ability to provide human-understandable…

Computer Vision and Pattern Recognition · Computer Science 2016-10-05 Shaoli Huang , Dacheng Tao

Graph Neural Networks (GNNs) exploit signals from node features and the input graph topology to improve node classification task performance. However, these models tend to perform poorly on heterophilic graphs, where connected nodes have…

Machine Learning · Computer Science 2021-12-08 Vijay Lingam , Chanakya Ekbote , Manan Sharma , Rahul Ragesh , Arun Iyer , Sundararajan Sellamanickam

We extend the use of piecewise orthogonal collocation to computing periodic solutions of renewal equations, which are particularly important in modeling population dynamics. We prove convergence through a rigorous error analysis. Finally,…

Numerical Analysis · Mathematics 2023-12-08 Alessia Ando' , Dimitri Breda

The Ear-ECG provides a continuous Lead I electrocardiogram (ECG) by measuring the potential difference related to heart activity using electrodes that can be embedded within earphones. The significant increase in wearability and comfort…

Signal Processing · Electrical Eng. & Systems 2023-05-24 Harry J. Davies , Ghena Hammour , Marek Zylinski , Amir Nassibi , Danilo P. Mandic

We propose a novel approach for change-point detection and parameter learning in multivariate non-stationary time series exhibiting oscillatory behaviour. We approximate the process through a piecewise function defined by a sum of…

Methodology · Statistics 2026-02-02 Nicolas Bianco , Lorenzo Cappello

Medical image segmentation has been widely recognized as a pivot procedure for clinical diagnosis, analysis, and treatment planning. However, the laborious and expensive annotation process lags down the speed of further advances.…

Computer Vision and Pattern Recognition · Computer Science 2022-05-02 Zhuowei Li , Zihao Liu , Zhiqiang Hu , Qing Xia , Ruiqin Xiong , Shaoting Zhang , Dimitris Metaxas , Tingting Jiang

Transfer learning methods start performing poorly when the complexity of the learning task is increased. Most of these methods calculate the cumulative differences of all the matched features and then use them to back-propagate that loss…

Machine Learning · Computer Science 2024-07-09 Shirley Kokane , Mostofa Rafid Uddin , Min Xu

This paper proposes a novel two-stage framework for emotion recognition using EEG data that outperforms state-of-the-art models while keeping the model size small and computationally efficient. The framework consists of two stages; the…

Signal Processing · Electrical Eng. & Systems 2022-08-02 Ye Qiao , Mohammed Alnemari , Nader Bagherzadeh

Investigation on the electrocardiogram (ECG) signals is an essential way to diagnose heart disease since the ECG process is noninvasive and easy to use. This work presents a supraventricular arrhythmia prediction model consisting of a few…

Signal Processing · Electrical Eng. & Systems 2021-12-28 Pampa Howladar , Manodipan Sahoo