Sensor data augmentation by resampling in contrastive learning for human activity recognition

J Wang, T Zhu, J Gan, LL Chen, H Ning… - IEEE Sensors …, 2022 - ieeexplore.ieee.org
While deep learning models have contributed to the advancement of sensor-based human
activity recognition (HAR), it usually requires large amounts of annotated sensor data to …

Semi-supervised learning for wearable-based momentary stress detection in the wild

H Yu, A Sano - Proceedings of the ACM on Interactive, Mobile …, 2023 - dl.acm.org
Physiological and behavioral data collected from wearable or mobile sensors have been
used to estimate self-reported stress levels. Since stress annotation usually relies on self …

Self-supervised Learning for Accelerometer-based Human Activity Recognition: A Survey

A Logacjov - Proceedings of the ACM on Interactive, Mobile …, 2024 - dl.acm.org
Self-supervised learning (SSL) has emerged as a promising alternative to purely supervised
learning, since it can learn from labeled and unlabeled data using a pre-train-then-fine-tune …

A self-supervised human activity recognition approach via body sensor networks in smart city

Y Zhou, C Xie, S Sun, X Zhang… - IEEE Sensors Journal, 2023 - ieeexplore.ieee.org
In smart cities, pervasive sensing and wearable computing techniques are increasingly
being employed to monitor and recognize human activities through body sensor networks …

Self-supervised learning for wifi csi-based human activity recognition: A systematic study

K Xu, J Wang, H Zhu, D Zheng - arXiv preprint arXiv:2308.02412, 2023 - arxiv.org
Recently, with the advancement of the Internet of Things (IoT), WiFi CSI-based HAR has
gained increasing attention from academic and industry communities. By integrating the …

Contrastive Self-Supervised Learning for Sensor-Based Human Activity Recognition: A Review

H Chen, C Gouin-Vallerand, K Bouchard… - IEEE …, 2024 - ieeexplore.ieee.org
Deep learning models have achieved significant success in human activity recognition,
particularly in assisted living and telemonitoring. However, training these models requires …

More Reliable Neighborhood Contrastive Learning for Novel Class Discovery in Sensor-Based Human Activity Recognition

M Zhang, T Zhu, M Nie, Z Liu - Sensors, 2023 - mdpi.com
Human Activity Recognition (HAR) systems have made significant progress in recognizing
and classifying human activities using sensor data from a variety of sensors. Nevertheless …

Iobt-os: Optimizing the sensing-to-decision loop for the internet of battlefield things

D Liu, T Abdelzaher, T Wang, Y Hu, J Li… - 2022 International …, 2022 - ieeexplore.ieee.org
Recent concepts in defense herald an increasing degree of automation of future military
systems, with an emphasis on accelerating sensing-to-decision loops at the tactical edge …

GOAT: A Generalized Cross-Dataset Activity Recognition Framework with Natural Language Supervision

S Miao, L Chen - Proceedings of the ACM on Interactive, Mobile …, 2024 - dl.acm.org
Wearable human activity recognition faces challenges in cross-dataset generalization due to
variations in device configurations and activity types across datasets. We present GOAT, a …

SMCTL: Subcarrier Masking Contrastive Transfer Learning for Human Gesture Recognition with Passive Wi-Fi Sensing

H Salehinejad, R Djogo… - 2024 IEEE 18th …, 2024 - ieeexplore.ieee.org
Advancements in machine learning, coupled with Wi-Fi sensing using channel state
information (CSI), have emerged as a powerful approach for human activity and gesture …