AIMC Topic: Fourier Analysis

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A parallel CNN architecture for sport activity recognition based on minimal movement data.

Scientific reports Dec 30, 2024
Novel Human Activity Recognition (HAR) methodologies, which are built upon learning algorithms and employ ubiquitous sensors, have achieved remarkable precision in the identification of sports activities. Such progress benefits all age groups of huma...
Wavelet Analysis Sports Movement Neural Networks, Computer Fourier Analysis Machine Learning Algorithms Humans
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Fluorescence excitation-emission matrix spectroscopy combined with machine learning for the classification of viruses for respiratory infections.

Talanta Dec 27, 2024
Significant efforts were currently being made worldwide to develop a tool capable of distinguishing between various harmful viruses through simple analysis. In this study, we utilized fluorescence excitation-emission matrix (EEM) spectroscopy as a ra...
Humans Machine Learning Wavelet Analysis Viruses Fourier Analysis Support Vector Machine Spectrometry, Fluorescence Respiratory Tract Infections Rhinovirus
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Feasibility/clinical utility of half-Fourier single-shot turbo spin echo imaging combined with deep learning reconstruction in gynecologic magnetic resonance imaging.

Abdominal radiology (New York) Dec 18, 2024
BACKGROUND: When antispasmodics are unavailable, the periodically rotated overlapping parallel lines with enhanced reconstruction (PROPELLER; called BLADE by Siemens Healthineers) or half Fourier single-shot turbo spin echo (HASTE) is clinically used...
Aged Adult Middle Aged Retrospective Studies Female Image Interpretation, Computer-Assisted Artifacts Fourier Analysis Deep Learning Magnetic Resonance Imaging Feasibility Studies Humans
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Voice Analysis in Dogs with Deep Learning: Development of a Fully Automatic Voice Analysis System for Bioacoustics Studies.

Sensors (Basel, Switzerland) Dec 13, 2024
Extracting behavioral information from animal sounds has long been a focus of research in bioacoustics, as sound-derived data are crucial for understanding animal behavior and environmental interactions. Traditional methods, which involve manual revi...
Voice Vocalization, Animal Fourier Analysis Neural Networks, Computer Animals Deep Learning Dogs Acoustics
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Long-duration electrocardiogram classification based on Subspace Search VMD and Fourier Pooling Broad Learning System.

Medical engineering & physics Nov 29, 2024
Detecting early stages of cardiovascular disease from short-duration Electrocardiogram (ECG) signals is challenging. However, long-duration ECG data are susceptible to various types of noise during acquisition. To tackle the problem, Subspace Search ...
Electrocardiography Signal Processing, Computer-Assisted Arrhythmias, Cardiac Fourier Analysis Humans Machine Learning Time Factors
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Construction of a CNN-SK weld penetration recognition model based on the Mel spectrum of a CMT arc sound signal.

PloS one Nov 25, 2024
Arc sound signals are considered appropriate for detecting penetration states in cold metal transfer (CMT) welding because of their noninvasive nature and immunity to interference from splatter and arc light. Nevertheless, the stability of arc sound ...
Welding Algorithms Humans Sound Neural Networks, Computer Fourier Analysis
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Human motion recognition based on feature fusion and residual networks.

Scientific reports Nov 24, 2024
Addressing the issue of low recognition accuracy in human motion detection when relying on a single feature, a novel approach integrating Frequency Modulated Continuous Wave (FMCW) radar technology with a Residual Network (ResNet) architecture has be...
Neural Networks, Computer Humans Algorithms Motion Pattern Recognition, Automated Movement Fourier Analysis
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Approximation of functionals on Korobov spaces with Fourier Functional Networks.

Neural networks : the official journal of the International Neural Network Society Nov 20, 2024
Learning from functional data with deep neural networks has become increasingly useful, and numerous neural network architectures have been developed to tackle high-dimensional problems raised in practical domains. Despite the impressive practical ac...
Neural Networks, Computer Nonlinear Dynamics Fourier Analysis Algorithms Deep Learning
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Diminishing spectral bias in physics-informed neural networks using spatially-adaptive Fourier feature encoding.

Neural networks : the official journal of the International Neural Network Society Nov 18, 2024
Physics-informed neural networks (PINNs) have recently emerged as a promising framework for solving partial differential equation (PDE) systems in computer mechanics. However, PINNs still struggle in simulating systems whose solution functions exhibi...
Computer Simulation Fourier Analysis Physics Neural Networks, Computer Algorithms
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AFSleepNet: Attention-Based Multi-View Feature Fusion Framework for Pediatric Sleep Staging.

IEEE transactions on neural systems and rehabilitation engineering : a publication of the IEEE Engineering in Medicine and Biology Society Nov 15, 2024
The widespread prevalence of sleep problems in children highlights the importance of timely and accurate sleep staging in the diagnosis and treatment of pediatric sleep disorders. However, most existing sleep staging methods rely on one-dimensional r...
Electrooculography Sleep Stages Child, Preschool Humans Child Polysomnography Electroencephalography Neural Networks, Computer Male Fourier Analysis Algorithms Signal Processing, Computer-Assisted Adolescent Sleep Wake Disorders Female Electromyography Attention
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