Implementation and application of some nonlinear models of diffusion/reaction in solids
Sign Up to like & getrecommendations! Published in 2017 at "Finite Elements in Analysis and Design"
DOI: 10.1016/j.finel.2017.04.004
Abstract: Abstract Feulvarch et al. [5] defined an extended class of nonlinear models of diffusion/reaction in solids, applicable to both problems of diffusion of heat with phase change, and problems of diffusion of chemical elements with… read more here.
Keywords: nonlinear models; diffusion; implementation; diffusion reaction ... See more keywords
Nonlinear Models to Describe the Testicular Size Growth Curve of Mangalarga Marchador Stallions.
Sign Up to like & getrecommendations! Published in 2021 at "Journal of equine veterinary science"
DOI: 10.1016/j.jevs.2021.103422
Abstract: This study aimed to describe the testicular growth curve in Mangalarga Marchador stallions fitting nonlinear models to data of total scrotal width (TSW) and testicular volume (TV). A cross-sectional study was conducted with 120 stallions,… read more here.
Keywords: growth; nonlinear models; growth curve; tsw ... See more keywords
Effect of fractionally damped compliance elements on amplitude sensitive dynamic stiffness predictions of a hydraulic bushing
Sign Up to like & getrecommendations! Published in 2018 at "Mechanical Systems and Signal Processing"
DOI: 10.1016/j.ymssp.2018.04.031
Abstract: Abstract Hydraulic bushings exhibit significant amplitude dependent behavior which cannot be captured with the linear time-invariant system theory. Accordingly, Fredette et al. (2016) have proposed a nonlinear model, but the amplitude sensitivity has not been… read more here.
Keywords: nonlinear models; fractionally damped; compliance; damped compliance ... See more keywords
Asymptotic properties of approximate maximum quasi-likelihood estimator in quasi-likelihood nonlinear models with random effects
Sign Up to like & getrecommendations! Published in 2019 at "Communications in Statistics - Theory and Methods"
DOI: 10.1080/03610926.2018.1440311
Abstract: ABSTRACT Quasi-likelihood nonlinear models with random effects (QLNMWRE) include generalized linear models with random effects and quasi-likelihood nonlinear models as special cases. In this paper, some regularity conditions analogous to those given by Breslow and… read more here.
Keywords: nonlinear models; models random; likelihood nonlinear; random effects ... See more keywords
Finite-sample refinement of GMM approach to nonlinear models under heteroskedasticity of unknown form
Sign Up to like & getrecommendations! Published in 2018 at "Econometric Reviews"
DOI: 10.1080/07474938.2014.999499
Abstract: ABSTRACT It is quite common to observe heteroskedasticity in real data, in particular, cross-sectional or micro data. Previous studies concentrate on improving the finite-sample properties of tests under heteroskedasticity of unknown forms in linear models.… read more here.
Keywords: nonlinear models; sample refinement; heteroskedasticity unknown; finite sample ... See more keywords
Modified Multi-Direction Iterative Algorithm for Separable Nonlinear Models With Missing Data
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Signal Processing Letters"
DOI: 10.1109/lsp.2022.3204408
Abstract: Multi-direction iterative (MUL-DI) algorithm is an efficient algorithm for large-scale models, and it establishes a theoretical linkage between least squares (LS) and gradient descent (GD) algorithms. However, it involves Givens transformation and dense matrix calculation… read more here.
Keywords: models missing; direction iterative; algorithm; separable nonlinear ... See more keywords
The Failure Mechanism of Concrete Gravity Dams considering Different Nonlinear Models under Strong Earthquakes
Sign Up to like & getrecommendations! Published in 2021 at "Shock and Vibration"
DOI: 10.1155/2021/5558284
Abstract: The paper focuses on the failure process and mechanism of the concrete gravity dam considering different nonlinear models under strong earthquakes. By taking a typical monolith of a concrete gravity dam as a case study,… read more here.
Keywords: failure; mechanism concrete; nonlinear models; concrete gravity ... See more keywords
Modeling and identification of highly maneuverable fighter aircraft dynamics using block-oriented nonlinear models
Sign Up to like & getrecommendations! Published in 2017 at "Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering"
DOI: 10.1177/0954410016650907
Abstract: In this paper, a new approach based on block-oriented nonlinear models for the modeling and identification of aircraft nonlinear dynamics is proposed. Some of the block-oriented nonlinear models are regarded as flexible structures, which are… read more here.
Keywords: aircraft; nonlinear models; oriented nonlinear; output ... See more keywords
Flexible multivariate nonlinear models for bioequivalence problems
Sign Up to like & getrecommendations! Published in 2017 at "Statistical Modelling"
DOI: 10.1177/1471082x17706018
Abstract: Modelling the concentration of a drug in the bloodstream over time is usually done using compartment models. In pharmacokinetic data, they turn into highly nonlinear mixed-effects models (NLMEMs) when we take the heterogeneity between subjects… read more here.
Keywords: bioequivalence; models bioequivalence; nonlinear models; bioequivalence problems ... See more keywords