Zobrazeno 1 - 10
of 1 811
pro vyhledávání: '"varying parameters"'
Publikováno v:
Forecasting, Vol 6, Iss 3, Pp 568-590 (2024)
This study showcased the Markov switching autoregressive model with time-varying parameters (MSAR-TVP) for modeling nonlinear time series with structural changes. This model enhances the MSAR framework by allowing dynamic parameter adjustments over t
Externí odkaz:
https://doaj.org/article/e793649dca5148cc88d84977f1a85374
Publikováno v:
Shuitu Baochi Xuebao, Vol 38, Iss 3, Pp 150-158 (2024)
[Objective] With the intensified influence of climate change and human activities, the climate and underlying surface conditions of the basins have changed. Accurately simulating the process of soil moisture change and analyzing its influencing facto
Externí odkaz:
https://doaj.org/article/e1b481c6e378477d97df94c394ccefa4
Publikováno v:
Journal of Economic Studies, 2024, Vol. 51, Issue 9, pp. 148-176.
Externí odkaz:
http://www.emeraldinsight.com/doi/10.1108/JES-06-2023-0289
Autor:
Jiawen Huang, Yiming Yan
Publikováno v:
IEEE Access, Vol 12, Pp 133969-133981 (2024)
The time-varying Lyapunov equation plays a central role in the stability analysis and control of dynamic systems across various fields. Traditional methods for dealing with time-varying Lyapunov equations often face challenges such as slow convergenc
Externí odkaz:
https://doaj.org/article/2eab94a4c36743e4b20838347580ddf4
Publikováno v:
Journal of Hydrology: Regional Studies, Vol 53, Iss , Pp 101808- (2024)
Study region: The Fenhe River Basin, China Study focus: The hydrological parameters remained constant in a changing environment may no longer be applicable. The split-sample calibration method based on sliding window division (SWD-SSC) was proposed a
Externí odkaz:
https://doaj.org/article/15519f5d16154aa8ada52b5bb2cf09ba
Publikováno v:
برنامهریزی و بودجه, Vol 28, Iss 3, Pp 161-185 (2023)
Due to the forward-looking nature of economic decisions, forecasting the trend of macroeconomic variables has a fundamental role in economic planning and policies. For this purpose, the present study attempts to extract the financial conditions index
Externí odkaz:
https://doaj.org/article/a4e8b176608c458a8ad88222a5784f82
Publikováno v:
IET Control Theory & Applications, Vol 17, Iss 17, Pp 2353-2368 (2023)
Abstract In this paper, the prescribed tracking performance control problem is addressed for uncertain nonlinear systems with unknown periodically time‐varying parameters and arbitrary switching signal. By utilizing radial basis function neural net
Externí odkaz:
https://doaj.org/article/92c8e29b52cf4d5e9762dac74de7e020
Autor:
Wieslaw Marszalek, Maciej Walczak
Publikováno v:
Entropy, Vol 26, Iss 9, p 770 (2024)
We discuss 1D, 2D and 3D bifurcation diagrams of two nonlinear dynamical systems: an electric arc system having both chaotic and periodic steady-state responses and a cytosolic calcium system with both periodic/chaotic and constant steady-state outpu
Externí odkaz:
https://doaj.org/article/eae628c681a14095a54a0d513fe6ce28
Publikováno v:
Axioms, Vol 13, Iss 8, p 540 (2024)
The Time-Varying Matrix Inversion (TVMI) problem is integral to various fields in science and engineering. Countless studies have highlighted the effectiveness of Zeroing Neural Networks (ZNNs) as a dependable approach for addressing this challenge.
Externí odkaz:
https://doaj.org/article/1ae95c56eb9e4e3ebb4292c29c3c6cdd
Publikováno v:
Heliyon, Vol 10, Iss 6, Pp e27424- (2024)
The present article conducts an investigation into the phenomenon of exponential stability within singular perturbed delayed systems, incorporating time-varying parameters. Singularly perturbed systems serve as essential tools in modeling intricate s
Externí odkaz:
https://doaj.org/article/2ab83b2c7ff14b899c615709d588aaa7