Modeling and causality analysis of human sensorimotor control system based on NVAR method

J Tan, Y Li, Q Xie, X Wang - International Journal of Network Dynamics …, 2023 - sciltp.com
Neuromuscular disorders (such as stroke and spinal cord injuries) can lead to nerve
damage that profoundly affects a patient's ability to control limb movements. Analyzing and …

Reduced-rank envelope vector autoregressive model

SY Samadi, HMWB Herath - Journal of Business & Economic …, 2024 - Taylor & Francis
The standard vector autoregressive (VAR) models suffer from overparameterization which is
a serious issue for high-dimensional time series data as it restricts the number of variables …

The chaos on US domestic airline passenger demand forecasting caused by COVID-19

N Jafari - International Journal of Business Forecasting and …, 2022 - inderscienceonline.com
Commercial aviation is a major contributor to the US economy, directly or indirectly
generating approximately US $680 billion, or 4% of GDP, and supporting millions of jobs …

Exploring Dynamic Structures in Matrix-Valued Time Series via Principal Component Analysis

L Billard, A Douzal-Chouakria, SY Samadi - Axioms, 2023 - mdpi.com
Time-series data are widespread and have inspired numerous research works in machine
learning and data analysis fields for the classification and clustering of temporal data. While …

Scaled envelope models for multivariate time series

HMWB Herath, SY Samadi - Journal of Multivariate Analysis, 2025 - Elsevier
Vector autoregressive (VAR) models have become a popular choice for modeling
multivariate time series data due to their simplicity and ease of use. Efficient estimation of …

On a matrix‐valued autoregressive model

SY Samadi, L Billard - Journal of Time Series Analysis, 2024 - Wiley Online Library
Many data sets in biology, medicine, and other biostatistical areas deal with matrix‐valued
time series. The case of a single univariate time series is very well developed in the …

[图书][B] Dimension Reduction in Multivariate Time Series via Envelope Methods

HMWB Herath - 2022 - search.proquest.com
Due to the increasing development of information technologies and their applications in
many scientific fields, high-dimensional time series data are routinely collected across a …

Stacking-based neural network for nonlinear time series analysis

TP De Alwis, SY Samadi - Statistical Methods & Applications, 2024 - Springer
Stacked generalization is a commonly used technique for improving predictive accuracy by
combining less expressive models using a high-level model. This paper introduces a …

[图书][B] Tensor Dimension Reduction Methods for Modeling High Dimensional Spatio-Temporal Data

RS Ibrahim - 2022 - search.proquest.com
Data observed simultaneously in both space and time are becoming increasingly prevalent
with applications in diverse areas, from ecology to financial econometrics. The datasets are …