Principal component analysis of spatially indexed functions

T Kuenzer, S Hörmann, P Kokoszka - Journal of the American …, 2021 - Taylor & Francis
We develop an expansion, similar in some respects to the Karhunen–Loève expansion, but
which is more suitable for functional data indexed by spatial locations on a grid. Unlike the …

[PDF][PDF] Statistical inference for mean function of longitudinal imaging data over complicated domains

Q Hu, J Li - Statistica Sinica, 2024 - stat.ruc.edu.cn
We propose a novel procedure for estimating the mean function of longitudinal imaging data
with inherent spatial and temporal correlation. We depict the dependence between …

[HTML][HTML] Spatiotemporal functional permutation tests for comparing observed climate behavior to climate model projections

JP French, PS Kokoszka… - Advances in Statistical …, 2024 - ascmo.copernicus.org
Comparisons of observed and modeled climate behavior often focus on central tendencies,
which overlook other important distributional characteristics related to quantiles and …

A Mixed Model Approach for Estimating Regional Functional Connectivity from Voxel-level BOLD Signals

C Zhang, C Tran, S Achard, W Meiring… - arXiv preprint arXiv …, 2022 - arxiv.org
Resting state brain functional connectivity quantifies the similarity between brain regions,
each of which consists of voxels at which dynamic signals are acquired via neuroimaging …

基于STSS 模型的改进及其应用

匡婵, 郑海涛, 赵宜婵 - 重庆理工大学学报(自然科学), 2023 - clgzk.qks.cqut.edu.cn
随着信息技术的迅猛发展和大数据时代的到来, 一些时空数据集不仅规模庞大,
还包含着各种不同的信息变量, 因此需要合适的表达来描述这类时空数据的特征. 在French …

Efficient Multidimensional Functional Data Analysis Using Marginal Product Basis Systems

W Consagra, A Venkataraman, X Qiu - Journal of Computational …, 2024 - Taylor & Francis
In areas ranging from neuroimaging to climate science, advances in data storage and
sensor technology have led to a proliferation in multidimensional functional datasets. A …

[图书][B] Methods for Multidimensional Functional Data Analysis in Modern Neuroimaging

W Consagra - 2022 - search.proquest.com
Continued advances in brain imaging techniques hold great promise to bolster our
understanding of the structure and function of the human brain. Diffusion magnetic …

[PDF][PDF] Spatio-Temporal Functional Data Analysis of Traffic Offenses in Iran from 2016 to 2023

M Fayaz - on Spatial Statistics and Its Applications, 2023 - researchgate.net
Traffic accident in Iran is one of the most important causes of losing years of life and studying
risky traffic behavior helps to control and manage it in a proactive way. We estimate the …