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11 Results Found

  • Article
  • Open Access
8 Views
20 Pages

Auditory brainstem response (ABR) threshold determination requires clinicians to identify the transition between waveforms with and without a detectable response across stimulus intensities. Automation remains challenging because responses near the t...

(This article belongs to the Special Issue Electrophysiological Signal Processing in Neurological Diseases)
  • Article
  • Open Access
658 Views
24 Pages

Ischemic Heart Disease (IHD) is the leading cause of cardiovascular mortality worldwide. Early detection of ischemic changes using electrocardiogram (ECG) signals is vital for timely intervention and enhanced clinical outcomes. However, the diagnosis...

  • Article
  • Open Access
489 Views
31 Pages

Background/Objectives: Spontaneous intracranial hypotension (SIH) is caused by spinal cerebrospinal fluid (CSF) leakage and is typically diagnosed by clinical presentation and characteristic MRI signs; however, objective tools for monitoring physiolo...

(This article belongs to the Special Issue Imaging of the Future: From the Standardisation of Diagnostic Processes to Artificial Intelligence)
  • Article
  • Open Access
7 Citations
4,107 Views
16 Pages

6 March 2023

Engineered feature extraction can compromise the ability of Atrial Fibrillation (AFib) detection algorithms to deliver near real-time results. Autoencoders (AEs) can be used as an automatic feature extraction tool, tailoring the resulting features to...

(This article belongs to the Special Issue Advanced Machine Intelligence for Biomedical Signal Processing)
  • Article
  • Open Access
410 Views
23 Pages

Symmetry-Aware Collaborative Attention Network for Robust Weak Seismic Phase Picking

  • Yunpeng Wang,
  • Qing Li,
  • Chao Zhang,
  • Yatong Bai,
  • Xiaofei Du,
  • Jianfeng Wang and
  • Yuda He

20 July 2026

Reliable seismic phase picking is essential to earthquake monitoring, as it fundamentally affects earthquake location and source inversion. In challenging field conditions, nonstationary waveforms, diverse morphological features and intense backgroun...

(This article belongs to the Special Issue Symmetry in Artificial Intelligence and Machine Learning: Current Advances)
  • Article
  • Open Access
26 Citations
6,508 Views
16 Pages

Detection and Analysis of Heartbeats in Seismocardiogram Signals

  • Niccolò Mora,
  • Federico Cocconcelli,
  • Guido Matrella and
  • Paolo Ciampolini

17 March 2020

This paper presents an unsupervised methodology to analyze SeismoCardioGram (SCG) signals. Starting from raw accelerometric data, heartbeat complexes are extracted and annotated, using a two-step procedure. An unsupervised calibration procedure is ad...

(This article belongs to the Special Issue Sensing Technologies for Ambient Assisted Living and Smart Homes)
  • Article
  • Open Access
440 Views
17 Pages

23 July 2026

Continuous and noninvasive blood pressure (BP) monitoring is important for hypertension screening and long-term cardiovascular management. Continuous BP estimation using photoplethysmography (PPG) and electrocardiography (ECG) has become a promising...

(This article belongs to the Special Issue Digital Signal Processing for Healthcare Applications)
  • Article
  • Open Access
2 Citations
1,037 Views
24 Pages

Cross-Lead Attention Transformers with GAN Oversampling for Robust ECG Arrhythmia Detection

  • Ahmed Tibermacine,
  • Imad Eddine Tibermacine,
  • M’hamed Mancer,
  • Ilyes Naidji,
  • Lahcene Mamen,
  • Abdelaziz Rabehi and
  • Mustapha Habib

Accurate detection of cardiac arrhythmias from electrocardiograms remains challenging for rare rhythm classes due to class imbalance and morphological variability. We present a hybrid deep learning framework combining per-lead convolutional encoders...

  • Article
  • Open Access
479 Views
21 Pages

The scarcity and incompleteness of well-log data pose a critical challenge to deep learning-based reservoir prediction. To address this small-sample problem and improve prediction quality, we propose a novel semi-supervised asymmetric deep co-trainin...

(This article belongs to the Topic Advanced Technology for Oil and Nature Gas Exploration)
  • Article
  • Open Access
450 Views
18 Pages

Living nervous systems sense the cardiovascular rhythm with a parsimony that engineered monitors cannot match: sensory receptors encode changes rather than absolute levels, neurons communicate through sparse all-or-none events, retinal circuits sharp...

(This article belongs to the Special Issue Exploration of Bioinspired Computer Vision and Pattern Recognition: 2nd Edition)
  • Article
  • Open Access
358 Views
22 Pages

28 May 2026

There are several methods which are utilized for flooding oil process monitoring, such as the seismic methods, and the electromagnetic methods. As the gas flooding oil process is complicated, conventional methods are not capable of monitoring the gas...

(This article belongs to the Topic AI and Computational Methods for Modelling, Simulations and Optimizing of Advanced Systems: Innovations in Complexity, 2nd Edition)