Results 71 to 80 of about 269,153 (284)

Spectral convergence of the generalized Polynomial Chaos reduced model obtained from the uncertain linear Boltzmann equation [PDF]

open access: yesMathematics and Computers in Simulation, 2020
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +2 more sources

Response to Allopurinol and Febuxostat According to the Fractional Excretion of Urate in Men With Gout

open access: yesArthritis Care &Research, EarlyView.
Objective Body mass index (BMI), glomerular filtration rate (GFR), and pretreatment urate levels have been reported to influence the urate‐lowering response to allopurinol. We investigated whether the fractional excretion of uric acid (FEUA) also modulates this response and relates to oxypurinol concentrations.
Pascal Richette   +13 more
wiley   +1 more source

The Optimization of the Approximate Method of the Solution of Linear Boundary Value Problems for Volterra Integrodifferential Equations with Functional Delays

open access: yesИзвестия Иркутского государственного университета: Серия "Математика", 2017
This article studies the possibility of approximate solution of resolving equations for boundary value problems of Volterra linear integer differential equations with functional delays.
G. A. Shishkin
doaj   +1 more source

An LFT/SDP approach to the uncertainty analysis for state [PDF]

open access: yes, 2002
A state estimator is an algorithm that computes the current state of a time-varying system from on-line measurements. Physical quantities such as measurements and parameters are characterised by uncertainty.
Nagar, A, Powell, R S
core  

Global sensitivity analysis for the boundary control of an open channel

open access: yes, 2014
The goal of this paper is to solve the global sensitivity analysis for a particular control problem. More precisely, the boundary control problem of an open-water channel is considered, where the boundary conditions are defined by the position of a down ...
Janon, Alexandre   +3 more
core   +1 more source

Mucocutaneous disease activity and damage accrual in systemic lupus erythematosus: analyses from the Asia‐Pacific Lupus Collaboration longitudinal cohort study

open access: yesArthritis Care &Research, Accepted Article.
Objective This research article aims to describe the prevalence, associations and health‐related quality‐of‐life (HRQoL) impact of mucocutaneous features of SLE. Methods Data from the Asia‐Pacific Lupus Collaboration cohort were analysed (2013‐2021). Mucocutaneous activity (MC‐A) items were rash, alopecia and mucosal ulcers; defined by the SLEDAI‐2K ...
Amanda M Saracino   +42 more
wiley   +1 more source

Estimation of Parameters of Boundary Value Problems for Linear Ordinary Differential Equations with Uncertain Data

open access: yesAdvances in Pure Mathematics, 2014
72 ...
Nakonechnyi, Olexandr   +2 more
openaire   +3 more sources

A Robust Adaptive One‐Sample‐Ahead Preview Super‐Twisting Sliding Mode Controller

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
Block Diagram of the Robust Adaptive One‐Sample‐Ahead Preview Super‐Twisting Sliding Mode Controller. ABSTRACT This article introduces a discrete‐time robust adaptive one‐sample‐ahead preview super‐twisting sliding mode controller. A stability analysis of the controller by Lyapunov criteria is developed to demonstrate its robustness in handling both ...
Guilherme Vieira Hollweg   +5 more
wiley   +1 more source

NON-PROBABILISTIC RELIABILITY SENSITIVITY ANALYSIS BASED ON CONVEX MODEL

open access: yesJixie qiangdu, 2019
Reliability sensitivity determines the relationship between reliability and the distribution parameters of uncertain variables, and guides reliability analysis and reliability design.
QIAO XinZhou   +3 more
doaj  

Interval sets in applied geometry

open access: yesОмский научный вестник
Geometric modeling of interval sets of multidimensional space is considered. The interval set is determined as a set of k-planes of uncertain interval parameters.
V. Yu. Yurkov
doaj   +1 more source

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