Results 11 to 20 of about 439,715 (267)

Large time-varying parameter VARs [PDF]

open access: yesJournal of Econometrics, 2012
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Koop, Gary, Korobilis, Dimitris
openaire   +8 more sources

Hierarchical Shrinkage in Time-Varying Parameter Models [PDF]

open access: yesSSRN Electronic Journal, 2011
ABSTRACTIn this paper, we forecast EU area inflation with many predictors using time‐varying parameter models. The facts that time‐varying parameter models are parameter rich and the time span of our data is relatively short motivate a desire for shrinkage.
Belmonte, Miguel A. G.   +2 more
openaire   +9 more sources

Expected Optimal Feedback with Time-Varying Parameters [PDF]

open access: yesComputational Economics, 2012
In this paper we derive the closed loop form of the Expected Optimal Feedback rule,sometimes called passive learning stochastic control, with time varying parameters.As such this paper extends the work of Kendrick (1981,2002, Chapter 6) whereparameters are assumed to vary randomly around a known constant mean.Furthermore, we show that the cautionary ...
Tucci, Marco P.   +2 more
openaire   +6 more sources

Minimum Hellinger distance estimates for a periodically time-varying long memory parameter

open access: yesComptes Rendus. Mathématique, 2022
We consider a purely fractionally deferenced process driven by a periodically time-varying long memory parameter. We will build an estimate for the vector parameters using the minimum Hellinger distance estimation.
Amimour, Amine   +2 more
doaj   +1 more source

Boundary Control for Cascaded System of Nonlinear ODE/Hyperbolic PDE With Time-Varying Parameter

open access: yesIEEE Access, 2021
Boundary control for a nonlinear system actuated by a first-order time-varying hyperbolic partial differential equation is investigated. Two-step backstepping transformation is applied during the design.
Cong Lin, Xiushan Cai
doaj   +1 more source

Linear Parameter Varying Identification of Dynamic Joint Stiffness during Time-Varying Voluntary Contractions

open access: yesFrontiers in Computational Neuroscience, 2017
Dynamic joint stiffness is a dynamic, nonlinear relationship between the position of a joint and the torque acting about it, which can be used to describe the biomechanics of the joint and associated limb(s).
Mahsa A. Golkar   +2 more
doaj   +1 more source

Dynamic Response and Parameter Analysis of Electromagnetic Railguns under Time Varying Moving Loads

open access: yesShock and Vibration, 2023
During the launch process of an electromagnetic railgun, the armature is subjected to the ampere force and moves along the rail with variable acceleration.
Lilan Liu, Xukai Zhang, Jiayi Wang
doaj   +1 more source

Optimizing Physics-Informed Neural Network in Dynamic System Simulation and Learning of Parameters

open access: yesAlgorithms, 2023
Artificial neural networks have changed many fields by giving scientists a strong way to model complex phenomena. They are also becoming increasingly useful for solving various difficult scientific problems.
Ebenezer O. Oluwasakin   +1 more
doaj   +1 more source

THE INFORMAL ECONOMY AND ECONOMIC GROWTH OF NIGERIA: A TIME-VARYING PARAMETER APPROACH

open access: yesActa Economica, 2020
Studies on the relationship between the informal economy and economic growth have been inconclusive as to whether the positive or negative relationship dominates.
Abiola Lydia Aina
doaj   +3 more sources

Modal Parameter Identification of Time-varying System Based on Time Frequency Slice Decomposition

open access: yesHangkong gongcheng jinzhan, 2019
System parameter identification can be divided into two research directions: time-invariant system parameter identification and time-varying system parameter identification. The research on time-invariant system parameter identification has become mature,
Chen Qi, Shi Zhiyu, Zhang Jie
doaj   +1 more source

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