Nearest‐neighbor sparse Cholesky matrices in spatial statistics

A Datta - Wiley Interdisciplinary Reviews: Computational …, 2022 - Wiley Online Library
Gaussian process (GP) is a staple in the toolkit of a spatial statistician. Well‐documented
computing roadblocks in the analysis of large geospatial datasets using GPs have now …

Fitting spatial-temporal data via a physics regularized multi-output grid Gaussian process: case studies of a bike-sharing system

Z Zhu, M Xu, Y Di, H Yang - IEEE Transactions on Intelligent …, 2022 - ieeexplore.ieee.org
Fitting and modeling spatial-temporal processes are essential research topics in
transportation studies. Recently, due to the analytically tractable formulation and good fitting …

Modelling ride-sourcing matching and pickup processes based on additive Gaussian Process Models

Z Zhu, M Xu, Y Di, X Chen, J Yu - Transportmetrica B: Transport …, 2023 - Taylor & Francis
Matching and pickup processes are core features of ride-sourcing services. Previous studies
have adopted abundant analytical models to depict the two processes and obtain …

[HTML][HTML] Dynamic Gaussian process regression for spatio-temporal data based on local clustering

W Binglin, YAN Liang, R Qi, C Jiangtao… - Chinese Journal of …, 2024 - Elsevier
This paper introduces techniques in Gaussian process regression model for spatio-temporal
data collected from complex systems. This study focuses on extracting local structures and …

Bayesian latent variable co-kriging model in remote sensing for quality flagged observations

BA Konomi, EL Kang, A Almomani, J Hobbs - Journal of Agricultural …, 2023 - Springer
Remote sensing data products often include quality flags that inform users whether the
associated observations are of good, acceptable or unreliable qualities. However, such …

Separable spatio‐temporal kriging for fast virtual sensing

M Lambardi di San Miniato, R Bellio… - … Stochastic Models in …, 2022 - Wiley Online Library
Environmental monitoring is a task that requires to surrogate system‐wide information with
limited sensor readings. Under the proximity principle, an environmental monitoring system …

Beyond Matérn: on a class of interpretable confluent hypergeometric covariance functions

P Ma, A Bhadra - Journal of the American Statistical Association, 2023 - Taylor & Francis
The Matérn covariance function is a popular choice for prediction in spatial statistics and
uncertainty quantification literature. A key benefit of the Matérn class is that it is possible to …

Spatio-temporal forecasting for the US Drought Monitor

R Erhardt, S Hepler, D Wolodkin… - Journal of the Royal …, 2024 - academic.oup.com
Abstract The US Drought Monitor is the leading drought monitoring tool in the United States.
Updated weekly and freely distributed, it records the drought conditions as geo-referenced …

Sparse nearest neighbor Cholesky matrices in spatial statistics

A Datta - arxiv preprint arxiv:2102.13299, 2021 - arxiv.org
Gaussian Processes (GP) is a staple in the toolkit of a spatial statistician. Well-documented
computing roadblocks in the analysis of large geospatial datasets using Gaussian …

Bayesian Latent Variable Co-kriging Model in Remote Sensing for Observations with Quality Flagged

BA Konomi, EL Kang, A Almomani, J Hobbs - arxiv preprint arxiv …, 2022 - arxiv.org
Remote sensing data products often include quality flags that inform users whether the
associated observations are of good, acceptable or unreliable qualities. However, such …