Articles with "parameter uncertainty" as a keyword



Toward a combined Bayesian frameworks to quantify parameter uncertainty in a large mountainous catchment with high spatial variability

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Published in 2018 at "Environmental Monitoring and Assessment"

DOI: 10.1007/s10661-018-7145-x

Abstract: Although hydrological models play an essential role in managing water resources, quantifying different sources of uncertainties is a challenging task. In this study, the application of two parameter uncertainty quantification methods and their performances for… read more here.

Keywords: combined bayesian; bayesian frameworks; uncertainty; parameter uncertainty ... See more keywords
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Assessing parameter uncertainty in small-n pharmacometric analyses: value of the log-likelihood profiling-based sampling importance resampling (LLP-SIR) technique

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Published in 2020 at "Journal of Pharmacokinetics and Pharmacodynamics"

DOI: 10.1007/s10928-020-09682-4

Abstract: Assessing parameter uncertainty is a crucial step in pharmacometric workflows. Small datasets with ten or fewer subjects appear regularly in drug development and therapeutic use, but it is unclear which method to assess parameter uncertainty… read more here.

Keywords: parameter uncertainty; sir; llp sir; uncertainty small ... See more keywords

Robust optimization for reducing welding-induced angular distortion in fiber laser keyhole welding under process parameter uncertainty

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Published in 2018 at "Applied Thermal Engineering"

DOI: 10.1016/j.applthermaleng.2017.10.081

Abstract: Abstract Welding-induced angular distortion is a typical out-of-plane distortion, which brings negative effects on the joints’ quality. Therefore, the selection of appropriate process parameters to minimize or control welding-induced distortion under uncertainty has become of… read more here.

Keywords: welding induced; uncertainty; distortion; parameter uncertainty ... See more keywords

Optimal Portfolios under Time-Varying Investment Opportunities, Parameter Uncertainty, and Ambiguity Aversion

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Published in 2020 at "Journal of Financial and Quantitative Analysis"

DOI: 10.1017/s0022109019000425

Abstract: We study the implications of predictability on the optimal asset allocation of ambiguity-averse long-term investors and analyze the term structure of the multivariate risk–return trade-off considering parameter uncertainty. We calibrate the model to real returns… read more here.

Keywords: term; ambiguity; long term; optimal portfolios ... See more keywords

Parameter Uncertainty in Structural Equation Models: Confidence Sets and Fungible Estimates

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Published in 2018 at "Psychological Methods"

DOI: 10.1037/met0000163

Abstract: Abstract Current concerns regarding the dependability of psychological findings call for methodological developments to provide additional evidence in support of scientific conclusions. This article highlights the value and importance of two distinct kinds of parameter… read more here.

Keywords: parameter uncertainty; css fpes; confidence sets; structural equation ... See more keywords

Parameter uncertainty in medium-term coastal morphodynamic modeling

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Published in 2025 at "Scientific Reports"

DOI: 10.1038/s41598-025-02300-8

Abstract: Rising sea levels and anthropogenic activities are intensifying pressure on coastal zones. Process-based coastal morphodynamic models are increasingly used to forecast natural and anthropogenic beach morphology changes at various spatio-temporal scales. Such predictions are crucial… read more here.

Keywords: coastal morphodynamic; parameter; parameter uncertainty; morphodynamic models ... See more keywords

Parameter uncertainty and noise effects on the global dynamics of an electrically actuated microarch

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Published in 2023 at "Journal of Micromechanics and Microengineering"

DOI: 10.1088/1361-6439/acceb0

Abstract: This work aims to study the effect of uncertainties and noise on the nonlinear global dynamics of a micro-electro-mechanical arch obtained from an imperfect microbeam under an axial load and electric excitation. An adaptative phase-space… read more here.

Keywords: noise; global dynamics; parameter uncertainty; space ... See more keywords

Nonlinear Damping Compensator for Dead-Time Disturbance Voltage Considering Parameter Uncertainty in SPMSM Drives

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Published in 2021 at "IEEE Access"

DOI: 10.1109/access.2021.3096810

Abstract: A dynamic model of surface-mounted permanent magnet synchronous motors (SPMSMs) is constructed to include the dead-time disturbance voltage of the voltage-source inverter and SPMSM parameter uncertainty. The constructed model reveals that both the disturbance voltage… read more here.

Keywords: voltage; disturbance voltage; compensator; parameter uncertainty ... See more keywords

Adaptive Linear Predictive Deadbeat Control Against Machine Parameter Uncertainty of SPMSM Drives for Electric Vehicles

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Published in 2025 at "IEEE Journal of Emerging and Selected Topics in Power Electronics"

DOI: 10.1109/jestpe.2024.3498337

Abstract: A fast and accurate torque/current response is important for optimizing the efficiency of electric vehicles (EVs) and promptly implementing braking instructions in emergencies. Deadbeat predictive control has attracted much attention in electrical drives for EVs… read more here.

Keywords: control; deadbeat; parameter uncertainty; electric vehicles ... See more keywords

An Evidential Reasoning Rule Considering Parameter Uncertainty

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Published in 2022 at "IEEE Transactions on Aerospace and Electronic Systems"

DOI: 10.1109/taes.2021.3115076

Abstract: This article aims to propose an evidential reasoning (ER) rule considering the parameter uncertainty. As the essential parameters, the evidence weight and reliability make the ER rule constitute a generalized reasoning framework. Theoretically, the weight… read more here.

Keywords: rule; parameter uncertainty; evidential reasoning; uncertainty ... See more keywords

Multiple Line Outage Detection for Power Systems Under Multi-Parameter Uncertainty

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Published in 2024 at "IEEE Transactions on Circuits and Systems II: Express Briefs"

DOI: 10.1109/tcsii.2023.3318649

Abstract: Multiple line outage detection (MLOD) under multi-parameter uncertainty is of vital importance for safe operation in power systems. Considering the dynamical process of the power system as line outage occurs, a novel observer-based MLOD algorithm… read more here.

Keywords: line outage; parameter uncertainty; multi parameter;