Results 91 to 100 of about 756,305 (328)

Biopsychosocial Determinants of Hand Function and Its Trajectories Over Five Years in Patients With Hand Osteoarthritis

open access: yesArthritis Care &Research, EarlyView.
Objective This study aimed to investigate hand function trajectories over five years in primary hand osteoarthritis (OA). Additionally, determinants of baseline and longitudinal hand function were assessed. Methods A total of 538 patients with both baseline and five‐year study visits were analyzed.
Annemiek V. E. M. Olde Meule   +4 more
wiley   +1 more source

A model and its fit lie in the eye of the beholder: Long live the sum score

open access: yesFrontiers in Psychology, 2022
Peter Adriaan Edelsbrunner
doaj   +1 more source

A Bayesian Gaussian Process-Based Latent Discriminative Generative Decoder (LDGD) Model for High-Dimensional Data

open access: yesIEEE Access
Extracting meaningful information from high-dimensional data poses a formidable modeling challenge, particularly when the data is obscured by noise or represented through different modalities.
Navid Ziaei   +4 more
doaj   +1 more source

UTILIZATION OF STATISTICAL METHODS WITHIN THE EUROPEAN PERFORMANCE SATISFACTION INDEX (EPSI) RATING METHODOLOGY [PDF]

open access: yesKvalita Inovácia Prosperita, 2009
The paper deals with the customer satisfaction quantification and factors influencing customer satisfaction. It describes the EPSI Rating methodology, the EPSI causal model and statistical methods, which can be used for estimation of components and ...
ANDREA SÜTŐOVÁ, MAREK ŠOLC
doaj  

Associations of Rheumatoid Arthritis Disease Activity With Frailty Over Five Years of Follow‐up

open access: yesArthritis Care &Research, EarlyView.
Objective To evaluate whether rheumatoid arthritis (RA) disease activity is associated with frailty both in cross‐section and longitudinally. Methods Participants within the Veterans Affairs Rheumatoid Arthritis (VARA) registry enrolled from 2003 to 2022 were included.
Courtney N. Loecker   +14 more
wiley   +1 more source

Inverse Probability-Weighted Estimation for Dynamic Structural Equation Model with Missing Data

open access: yesMathematics
In various applications, observed variables are missing some information that was intended to be collected. The estimations of both loading and path coefficients could be biased when ignoring the missing data.
Hao Cheng
doaj   +1 more source

Modeling of Atmospheric Pollution in Urban and Rural Sites Using a Probabilistic and Objective Approach

open access: yesApplied Sciences, 2019
Atmospheric pollution is affected by different individual pollutants (IP) and climatic factors (CF). In this work, the formulation of the Rasch model is proposed to get representative measures of atmospheric pollution in two urban locations, Badajoz and ...
Francisco J. Moral   +3 more
doaj   +1 more source

Discretised Non-Linear Filtering for Dynamic Latent Variable Models: with Application to Stochastic Volatility [PDF]

open access: yes
Filtering techniques are often applied to the estimation of dynamic latent variable models. However, these techniques are often based on a set assumptions which restrict models to be specified in a linear state-space form.
Adam E. Clements   +2 more
core  

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