Results 21 to 30 of about 6,001 (210)

Comparison Prediction of Transfer Function Models and State Space Models Using Fuzzy Method [PDF]

open access: yesالمجلة العراقية للعلوم الاحصائية, 2021
The research aims to build dynamic models represented by the transfer function and State Space Models of a single input variable and a single output variable, The input and output variables are represented by the temperatures of the water before the ...
Fahad Subhy, Heyam Hayawi
doaj   +1 more source

Learning Generative State Space Models for Active Inference

open access: yesFrontiers in Computational Neuroscience, 2020
In this paper we investigate the active inference framework as a means to enable autonomous behavior in artificial agents. Active inference is a theoretical framework underpinning the way organisms act and observe in the real world.
Ozan Çatal   +4 more
doaj   +1 more source

Comparison of prediction using Matching Pattern and state space models [PDF]

open access: yesالمجلة العراقية للعلوم الاحصائية, 2022
Predicting future behavior is one of the important topics in statistical sciences due to the need for it in different areas of life, and most countries rely on their development programs on advanced scientific foundations and methods in order to reach ...
heyam hayawi, najlaa saad
doaj   +1 more source

Modeling Volatility Using State Space Models [PDF]

open access: yesInternational Journal of Neural Systems, 1997
In time series problems, noise can be divided into two categories: dynamic noise which drives the process, and observational noise which is added in the measurement process, but does not influence future values of the system. In this framework, we show that empirical volatilities (the squared relative returns of prices) exhibit a significant amount of
Jens Timmer, Andreas S. Weigend
openaire   +2 more sources

State-space models in estimating Lithuanian Business Cycle

open access: yesLietuvos Matematikos Rinkinys, 2005
There is not abstract.
Audronė Jakaitienė
doaj   +3 more sources

Granger causality for state-space models [PDF]

open access: yesPhysical Review E, 2015
Granger causality, a popular method for determining causal influence between stochastic processes, is most commonly estimated via linear autoregressive modeling. However, this approach has a serious drawback: if the process being modeled has a moving average component, then the autoregressive model order is theoretically infinite, and in finite sample ...
Barnett, Lionel, Seth, Anil K.
openaire   +3 more sources

A STATE SPACE MODEL OF THE ECONOMIC FUNDAMENTALS [PDF]

open access: yesComputers & Mathematics with Applications, 1989
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Craine, Roger, Bowman, David
openaire   +3 more sources

Formulating State Space Models in R with Focus on Longitudinal Regression Models

open access: yesJournal of Statistical Software, 2006
We provide a language for formulating a range of state space models with response densities within the exponential family. The described methodology is implemented in the R-package sspir. A state space model is specified similarly to a generalized linear
Claus Dethlefsen   +1 more
doaj   +3 more sources

State‐space models for optical imaging [PDF]

open access: yesStatistics in Medicine, 2007
AbstractMeasurement of stimulus‐induced changes in activity in the brain is critical to the advancement of neuroscience. Scientists use a range of methods, including electrode implantation, surface (scalp) electrode placement, and optical imaging of intrinsic signals, to gather data capturing underlying signals of interest in the brain.
Kary L, Myers   +2 more
openaire   +2 more sources

Bellman Filtering for State-Space Models [PDF]

open access: yesSSRN Electronic Journal, 2020
This article presents a filter for state-space models based on Bellman's dynamic programming principle applied to the mode estimator. The proposed Bellman filter generalises the Kalman filter including its extended and iterated versions, while remaining equally inexpensive computationally.
openaire   +3 more sources

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