Functional data analysis: An introduction and recent developments

J Gertheiss, D Rügamer, BXW Liew… - Biometrical …, 2024 - Wiley Online Library
Functional data analysis (FDA) is a statistical framework that allows for the analysis of
curves, images, or functions on higher dimensional domains. The goals of FDA, such as …

Simultaneous confidence bands for the mean of functional data

D Degras - Wiley Interdisciplinary Reviews: Computational …, 2017 - Wiley Online Library
The mean function is a central object of inquiry in the analysis of functional data. Typical
questions related to the mean function include quantifying estimation uncertainty, testing …

Lasso guarantees for β-mixing heavy-tailed time series

KC Wong, Z Li, A Tewari - The Annals of Statistics, 2020 - JSTOR
Many theoretical results for lasso require the samples to be iid Recent work has provided
guarantees for lasso assuming that the time series is generated by a sparse Vector …

Functional data analysis in the Banach space of continuous functions

H Dette, K Kokot, A Aue - The Annals of Statistics, 2020 - JSTOR
Functional data analysis is typically conducted within the L ²-Hilbert space framework. There
is by now a fully developed statistical toolbox allowing for the principled application of the …

Conformal prediction bands for multivariate functional data

J Diquigiovanni, M Fontana, S Vantini - Journal of Multivariate Analysis, 2022 - Elsevier
Motivated by the pressing request of methods able to create prediction sets in a general
regression framework for a multivariate functional response, we propose a set of conformal …

Functional models for time-varying random objects

P Dubey, HG Müller - Journal of the Royal Statistical Society …, 2020 - academic.oup.com
Functional data analysis provides a popular toolbox of functional models for the analysis of
samples of random functions that are real valued. In recent years, samples of time-varying …

A one-way ANOVA test for functional data with graphical interpretation

T Mrkvicka, M Myllymaki, M Jilek, U Hahn - arxiv preprint arxiv …, 2016 - arxiv.org
A new functional ANOVA test, with a graphical interpretation of the result, is presented. The
test is an extension of the global envelope test introduced by Myllymaki et al.(2017, Global …

Simultaneous confidence corridors for mean functions in functional data analysis of imaging data

Y Wang, G Wang, L Wang, RT Ogden - Biometrics, 2020 - Wiley Online Library
Motivated by recent work involving the analysis of biomedical imaging data, we present a
novel procedure for constructing simultaneous confidence corridors for the mean of imaging …

Fast and fair simultaneous confidence bands for functional parameters

D Liebl, M Reimherr - Journal of the Royal Statistical Society …, 2023 - academic.oup.com
Quantifying uncertainty using confidence regions is a central goal of statistical inference.
Despite this, methodologies for confidence bands in functional data analysis are still …

Statistical inference for functional time series

J Li, L Yang - Statistica Sinica, 2023 - JSTOR
We investigate statistical inference for the mean function of stationary functional time series
data with an infinite moving average structure. We propose a B-spline estimation for the …