Results 1 to 10 of about 6,844,637 (293)

Creating an Index to Measure Financial Uncertainty Using the Fama-French Five-factor Model in State Space by the Kalman Filter Algorithm [PDF]

open access: yesتحقیقات مالی, 2022
Objective: The primary purpose of this study is to quantify uncertainty and consequently develop an indicator of financial uncertainty for the Tehran Stock Exchange (TSE).
Kaoos Mohammadzadeh, Mehdi Heydari
doaj   +1 more source

Development of Digital Twins to Support the Functioning of Cyber-physical Systems [PDF]

open access: yesComputer Science Journal of Moldova, 2023
The peculiarities of developing a digital twin for cyber-physical systems using an analytical model of the investigated process are considered. The proposed approach takes into account the conceptual uncertainty of the analytical model parameters with ...
Nataliya Pankratova, Igor Golinko
doaj   +1 more source

Adaptive Control System for Biogas Power Plant Using Model Predictive Control

open access: yesJournal of Modern Power Systems and Clean Energy, 2021
This paper presents an adaptive control system using model predictive control for a biogas-fueled power system. The control scheme is derived from an anaerobic digestion model that includes the concentration of biodegradable volatile solid in the reactor,
Samaa Fawzy   +3 more
doaj   +1 more source

Synchronous Machine Winding Modeling Method Based on Broadband Characteristics

open access: yesApplied Sciences, 2021
The accurate establishment of the equivalent circuit model of the synchronous machine windings’ broadband characteristics is the basis for the study of high-frequency machine problems, such as winding fault diagnosis and electromagnetic interference ...
Yu Chen, Xiaoqing Ji, Zhongyong Zhao
doaj   +1 more source

Modelling behaviour of bridge pylon for test load using subspace method [PDF]

open access: yesGeodetski Vestnik, 2015
This paper presents the procedure of structure behaviour analysis and modelling applying the subspace method, which has been used in system identification but not in geodetic practice.
Branko Milovanović   +3 more
doaj   +1 more source

Design, Modeling, and Control of a Single Leg for a Legged-Wheeled Locomotion System with Non-Rigid Joint

open access: yesActuators, 2021
This article presents an innovative legged-wheeled system, designed to be applied in a hybrid robotic vehicle’s locomotion system, as its driving member.
Vítor H. Pinto   +2 more
doaj   +1 more source

State Space Reduction For Parity Automata [PDF]

open access: yes, 2020
Exact minimization of ?-automata is a difficult problem and heuristic algorithms are a subject of current research. We propose several new approaches to reduce the state space of deterministic parity automata.

core   +1 more source

State space constrained iterative learning control for 3DOF robotic manipulator [PDF]

open access: yesFME Transactions, 2021
In this paper, the trajectory tracking problem of a nonlinear robotic system with 3DOFs under the control signal obtained through nonlinearly constrained state spaceIterative Learning Control (ILC) methods is considered.
Dubonjac Aleksandar, Lazarević Mihailo
doaj   +1 more source

Input Pattern Classification Based on the Markov Property of the IMBT with Related Equations and Contingency Tables

open access: yesEntropy, 2020
In this contribution, we provide a detailed analysis of the search operation for the Interval Merging Binary Tree (IMBT), an efficient data structure proposed earlier to handle typical anomalies in the transmission of data packets.
István Finta   +2 more
doaj   +1 more source

Dynamic Analysis and Experiment of a Space Mirror Based on a Linear State Space Expression

open access: yesApplied Sciences, 2021
Dynamic analysis of the optical–mechanical structure based on the linear state space expression is performed for a three-point flexural mount lightweight space mirror with a diameter of ϕ740 mm.
Ruijing Liu   +6 more
doaj   +1 more source

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