High-resolution remote sensing image semantic segmentation via multiscale context and linear self-attention

P Yin, D Zhang, W Han, J Li… - IEEE Journal of Selected …, 2022 - ieeexplore.ieee.org
Remote sensing image semantic segmentation, which aims to realize pixel-level
classification according to the content of remote sensing images, has broad applications in …

Switching gaussian mixture variational rnn for anomaly detection of diverse CDN websites

L Dai, W Chen, Y Liu, A Argyriou, C Liu… - … -IEEE Conference on …, 2022 - ieeexplore.ieee.org
To conduct service quality management of industry devices or Internet infrastructures,
various deep learning approaches have been used for extracting the normal patterns of …

Considering Nonstationary within Multivariate Time Series with Variational Hierarchical Transformer for Forecasting

M Wang, W Chen, B Chen - Proceedings of the AAAI Conference on …, 2024 - ojs.aaai.org
The forecasting of Multivariate Time Series (MTS) has long been an important but
challenging task. Due to the non-stationary problem across long-distance time steps …

Infinite switching dynamic probabilistic network with Bayesian nonparametric learning

W Chen, B Chen, Y Liu, C Wang, X Peng… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
To model sequentially observed multivariate nonstationary count data, we propose a
switching Poisson-gamma dynamical systems (SPGDS), a dynamic probabilistic network …

Negative-Binomial Randomized Gamma Markov Processes for Heterogeneous Overdispersed Count Time Series

R Huang, S Yang, H Koeppl - arXiv preprint arXiv:2402.18995, 2024 - arxiv.org
Modeling count-valued time series has been receiving increasing attention since count time
series naturally arise in physical and social domains. Poisson gamma dynamical systems …

Poisson-Gamma Dynamical Systems with Non-Stationary Transition Dynamics

J Wang, S Yang, H Koeppl, X Cheng, P Hu… - arXiv preprint arXiv …, 2024 - arxiv.org
Bayesian methodologies for handling count-valued time series have gained prominence
due to their ability to infer interpretable latent structures and to estimate uncertainties, and …

VARIATIONAL ADAPTIVE GRAPH TRANSFORMER FOR MULTIVARIATE TIME SERIES MODELING

L Tian, W Chen, B Chen, M Wang, L Dai, BL Sun… - openreview.net
Multivariate time series (MTS) are widely collected by large-scale complex systems, such as
internet services, IT infrastructures, and wearable devices. The modeling of MTS has long …