Human activity recognition with smartphone and wearable sensors using deep learning techniques: A review

E Ramanujam, T Perumal… - IEEE Sensors Journal, 2021 - ieeexplore.ieee.org
Human Activity Recognition (HAR) is a field that infers human activities from raw time-series
signals acquired through embedded sensors of smartphones and wearable devices. It has …

A systematic review of human activity recognition based on mobile devices: overview, progress and trends

Y Yin, L **e, Z Jiang, F **ao, J Cao… - … Surveys & Tutorials, 2024 - ieeexplore.ieee.org
Due to the ever-growing powers in sensing, computing, communicating and storing, mobile
devices (eg, smartphone, smartwatch, smart glasses) become ubiquitous and an …

Self-supervised learning for human activity recognition using 700,000 person-days of wearable data

H Yuan, S Chan, AP Creagh, C Tong, A Acquah… - NPJ digital …, 2024 - nature.com
Accurate physical activity monitoring is essential to understand the impact of physical activity
on one's physical health and overall well-being. However, advances in human activity …

Cocoa: Cross modality contrastive learning for sensor data

S Deldari, H Xue, A Saeed, DV Smith… - Proceedings of the ACM …, 2022 - dl.acm.org
Self-Supervised Learning (SSL) is a new paradigm for learning discriminative
representations without labeled data, and has reached comparable or even state-of-the-art …

Cosmo: contrastive fusion learning with small data for multimodal human activity recognition

X Ouyang, X Shuai, J Zhou, IW Shi, Z **e… - Proceedings of the 28th …, 2022 - dl.acm.org
Human activity recognition (HAR) is a key enabling technology for a wide range of emerging
applications. Although multimodal sensing systems are essential for capturing complex and …

Assessing the state of self-supervised human activity recognition using wearables

H Haresamudram, I Essa, T Plötz - … of the ACM on Interactive, Mobile …, 2022 - dl.acm.org
The emergence of self-supervised learning in the field of wearables-based human activity
recognition (HAR) has opened up opportunities to tackle the most pressing challenges in the …

Collossl: Collaborative self-supervised learning for human activity recognition

Y Jain, CI Tang, C Min, F Kawsar… - Proceedings of the ACM on …, 2022 - dl.acm.org
A major bottleneck in training robust Human-Activity Recognition models (HAR) is the need
for large-scale labeled sensor datasets. Because labeling large amounts of sensor data is …

The first step is the hardest: pitfalls of representing and tokenizing temporal data for large language models

D Spathis, F Kawsar - Journal of the American Medical …, 2024 - academic.oup.com
Abstract Objectives Large language models (LLMs) have demonstrated remarkable
generalization and across diverse tasks, leading individuals to increasingly use them as …

Crosshar: Generalizing cross-dataset human activity recognition via hierarchical self-supervised pretraining

Z Hong, Z Li, S Zhong, W Lyu, H Wang, Y Ding… - Proceedings of the …, 2024 - dl.acm.org
The increasing availability of low-cost wearable devices and smartphones has significantly
advanced the field of sensor-based human activity recognition (HAR), attracting …

Imugpt 2.0: Language-based cross modality transfer for sensor-based human activity recognition

Z Leng, A Bhattacharjee, H Rajasekhar… - Proceedings of the …, 2024 - dl.acm.org
One of the primary challenges in the field of human activity recognition (HAR) is the lack of
large labeled datasets. This hinders the development of robust and generalizable models …