Generative adversarial networks for spatio-temporal data: A survey

N Gao, H Xue, W Shao, S Zhao, KK Qin… - ACM Transactions on …, 2022 - dl.acm.org
Generative Adversarial Networks (GANs) have shown remarkable success in producing
realistic-looking images in the computer vision area. Recently, GAN-based techniques are …

Large models for time series and spatio-temporal data: A survey and outlook

M **, Q Wen, Y Liang, C Zhang, S Xue, X Wang… - arxiv preprint arxiv …, 2023 - arxiv.org
Temporal data, notably time series and spatio-temporal data, are prevalent in real-world
applications. They capture dynamic system measurements and are produced in vast …

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 …

Time series change point detection with self-supervised contrastive predictive coding

S Deldari, DV Smith, H Xue, FD Salim - Proceedings of the web …, 2021 - dl.acm.org
Change Point Detection (CPD) methods identify the times associated with changes in the
trends and properties of time series data in order to describe the underlying behaviour of the …

ClaSP: parameter-free time series segmentation

A Ermshaus, P Schäfer, U Leser - Data Mining and Knowledge Discovery, 2023 - Springer
The study of natural and human-made processes often results in long sequences of
temporally-ordered values, aka time series (TS). Such processes often consist of multiple …

DeepSeg: Deep-learning-based activity segmentation framework for activity recognition using WiFi

C **ao, Y Lei, Y Ma, F Zhou… - IEEE Internet of Things …, 2020 - ieeexplore.ieee.org
Due to its nonintrusive character, WiFi channel state information (CSI)-based activity
recognition has attracted tremendous attention in recent years. Since activity recognition …

A self-supervised contrastive change point detection method for industrial time series

X Bao, L Chen, J Zhong, D Wu, Y Zheng - Engineering Applications of …, 2024 - Elsevier
Manufacturing process monitoring is crucial to ensure production quality. This paper
formulates the detection problem of abnormal changes in the manufacturing process as the …

Understanding occupants' behaviour, engagement, emotion, and comfort indoors with heterogeneous sensors and wearables

N Gao, M Marschall, J Burry, S Watkins, FD Salim - Scientific Data, 2022 - nature.com
We conducted a field study at a K-12 private school in the suburbs of Melbourne, Australia.
The data capture contained two elements: First, a 5-month longitudinal field study In-Gauge …

Exploiting Representation Curvature for Boundary Detection in Time Series

Y Shin, J Park, S Yoon, H Song… - Advances in Neural …, 2025 - proceedings.neurips.cc
Boundaries are the timestamps at which a class in a time series changes. Recently,
representation-based boundary detection has gained popularity, but its emphasis on …

Time2state: An unsupervised framework for inferring the latent states in time series data

C Wang, K Wu, T Zhou, Z Cai - Proceedings of the ACM on Management …, 2023 - dl.acm.org
Time series data from monitoring applications reflect the physical or logical states of the
objects, which may produce time series of distinguishable characteristics in different states …