Photoplethysmography in wearable devices: a comprehensive review of technological advances, current challenges, and future directions

KB Kim, HJ Baek - Electronics, 2023‏ - mdpi.com
Photoplethysmography (PPG) is an affordable and straightforward optical technique used to
detect changes in blood volume within tissue microvascular beds. PPG technology has …

Wearable sensor‐based human activity recognition in the smart healthcare system

F Serpush, MB Menhaj, B Masoumi… - Computational …, 2022‏ - Wiley Online Library
Human activity recognition (HAR) has been of interest in recent years due to the growing
demands in many areas. Applications of HAR include healthcare systems to monitor …

[HTML][HTML] Recurrent neural network for human activity recognition in embedded systems using ppg and accelerometer data

M Alessandrini, G Biagetti, P Crippa, L Falaschetti… - Electronics, 2021‏ - mdpi.com
Photoplethysmography (PPG) is a common and practical technique to detect human activity
and other physiological parameters and is commonly implemented in wearable devices …

Physical activity recognition based on deep learning using photoplethysmography and wearable inertial sensors

N Hnoohom, S Mekruksavanich, A Jitpattanakul - Electronics, 2023‏ - mdpi.com
Human activity recognition (HAR) extensively uses wearable inertial sensors since this data
source provides the most information for non-visual datasets' time series. HAR research has …

PPGface: Like what you are watching? Earphones can" feel" your facial expressions

S Choi, Y Gao, Y **, SJ Kim, J Li, W Xu… - Proceedings of the ACM …, 2022‏ - dl.acm.org
Recognition of facial expressions has been widely explored to represent people's emotional
states. Existing facial expression recognition systems primarily rely on external cameras …

Cnn-based deep learning network for human activity recognition during physical exercise from accelerometer and photoplethysmographic sensors

S Mekruksavanich, A Jitpattanakul - Computer Networks, Big Data and IoT …, 2022‏ - Springer
Wearable device advances such as electrocardiography (ECG), surface electromyography
(sEMG), electroencephalography (EEG), photoplethysmography (PPG), and inertial data …

Multimodal fusion framework based on statistical attention and contrastive attention for sign language recognition

J Zhang, Q Wang, Q Wang… - IEEE Transactions on …, 2023‏ - ieeexplore.ieee.org
Sign language recognition (SLR) enables hearing-impaired people to better communicate
with able-bodied individuals. The diversity of multiple modalities can be utilized to improve …

Federated learning via augmented knowledge distillation for heterogenous deep human activity recognition systems

G Gad, Z Fadlullah - Sensors, 2022‏ - mdpi.com
Deep learning-based Human Activity Recognition (HAR) systems received a lot of interest
for health monitoring and activity tracking on wearable devices. The availability of large and …

Personalized diabetes monitoring platform leveraging IoMT and AI for non-invasive estimation

D Padmavilochanan, RK Pathinarupothi, KAU Menon… - Smart Health, 2023‏ - Elsevier
Non-invasive blood glucose estimation is an extensively researched area since current gold-
standard invasive glucose monitoring methods present numerous inconveniences and …