Persistence-based motif discovery in time series

T Germain, C Truong, L Oudre - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Motif Discovery consists of finding repeated patterns and locating their occurrences in a time
series without prior knowledge about their shape or location. Most state-of-the-art algorithms …

[HTML][HTML] Edge–fog–cloud computing hierarchy for improving performance and security of NB-IoT-based health monitoring systems

YA Daraghmi, EY Daraghmi, R Daraghma, H Fouchal… - Sensors, 2022 - mdpi.com
This paper proposes a three-computing-layer architecture consisting of Edge, Fog, and
Cloud for remote health vital signs monitoring. The novelty of this architecture is in using the …

[HTML][HTML] An intelligent garment for long COVID-19 real-time monitoring

MJ Nkengue, X Zeng, L Koehl, X Tao… - Computers in Biology …, 2024 - Elsevier
As monitoring and diagnostic tools for long COVID-19 cases, wearable systems and
supervised learning-based medical image analysis have proven to be useful. Current …

A general framework for generative self-supervised learning in non-invasive estimation of physiological parameters using photoplethysmography

Z Zhang, H Lu, S Ma, J Peng, C Lin, N Li… - … Signal Processing and …, 2024 - Elsevier
Aligning physiological parameter labels with large-scale photoplethysmographic (PPG) data
for deep learning is challenging and resource-intensive. While self-supervised …

[HTML][HTML] Personalized anomaly detection in PPG data using representation learning and biometric identification

R Ghorbani, MJT Reinders, DMJ Tax - Biomedical Signal Processing and …, 2024 - Elsevier
Photoplethysmography (PPG) signals, typically acquired from wearable devices, hold
significant potential for continuous fitness-health monitoring. In particular, heart conditions …

Flexible framework for generating synthetic electrocardiograms and photoplethysmograms

K Karhinoja, A Vasankari, JP Sirkiä, A Airola… - arxiv preprint arxiv …, 2024 - arxiv.org
By generating synthetic biosignals, the quantity and variety of health data can be increased.
This is especially useful when training machine learning models by enabling data …

A digital healthcare service architecture for seniors safety monitoring in metaverse

Q Qu, R Xu, H Sun, Y Chen, S Sarkar… - 2023 IEEE international …, 2023 - ieeexplore.ieee.org
We have been witnessing an unprecedented increase in the aging population in human
history. It is nontrivial to ensure the health and safety of seniors living alone. The prohibitive …

Linear-trend normalization for multivariate subsequence similarity search

T Germain, C Truong, L Oudre - 2024 IEEE 40th International …, 2024 - ieeexplore.ieee.org
Finding repeating or anomalous subsequences in long time series is a crucial task in
numerous data analysis pipelines. Most of those methods share a common step where they …

Enhanced user verification in IoT applications: a fusion-based multimodal cancelable biometric system with ECG and PPG signals

AI Siam, W El-Shafai, LA Abou Elazm… - Neural Computing and …, 2024 - Springer
The core premise of cancelable biometrics lies in the creation of a distinct biometric template
for every individual, which can be either canceled or regenerated as needed. This process …

Temporal modeling of instantaneous interbeat interval based on physical activity

H Mojtahed, RR Rao, C Paolini, M Sarkar - IEEE Access, 2023 - ieeexplore.ieee.org
Heartbeat serves as a vital sign of health, aiding the diagnosis of various health issues. The
autonomic nervous system (ANS) is responsible for regulating heartbeat, and physical …