Results 21 to 30 of about 10,722,090 (262)

From linear to circular manufacturing business models [PDF]

open access: yes, 2019
Purpose - This editorial piece introduces the special issue titled ‘From Linear to Circular Manufacturing Business Models’. Design/methodology/approach - The ‘Background and Motivation’ section provides an overview of the current practical environmental ...
Anass Cherrafi   +9 more
core   +1 more source

Bayesian inference for Poisson and multinomial log-linear models [PDF]

open access: yes, 2009
Categorical data frequently arise in applications in the social sciences. In such applications,the class of log-linear models, based on either a Poisson or (product) multinomial response distribution, is a flexible model class for inference and ...
Forster, Jonathan J.
core   +2 more sources

Best linear unbiased estimation for varying probability with and without replacement sampling

open access: yesSpecial Matrices, 2019
When sample survey data with complex design (stratification, clustering, unequal selection or inclusion probabilities, and weighting) are used for linear models, estimation of model parameters and their covariance matrices becomes complicated.
Haslett Stephen
doaj   +1 more source

A Linear Mathematical Model of the Vocational Training Problem in a Company Using Neutrosophic Logic, Hyperfunctions, and SuperHyperFunction [PDF]

open access: yesNeutrosophic Sets and Systems
A mathematical model is a simplified representation of a practical, real-life system or a proposed idea for an executable system. Operations research methods have the ability to express the concepts of efficiency and scarcity in a well-defined ...
Florentin Smarandache   +2 more
doaj   +1 more source

Variable Selection for Generalized Linear Mixed Models by L1-Penalized Estimation [PDF]

open access: yes, 2011
Generalized linear mixed models are a widely used tool for modeling longitudinal data. However, their use is typically restricted to few covariates, because the presence of many predictors yields unstable estimates.
Groll, Andreas, Tutz, Gerhard
core   +3 more sources

Factors Associated with Not Drinking Alcoholic Beverages in Dependent Individuals on Recovery

open access: yesInvestigación y Educación en Enfermería, 2018
Objective This work sought to determine the association between personal factors and not drinking alcoholic beverages in alcohol-dependent individuals on recovery process. Methods This was a cross-sectional quantitative study.
Linda Azucena Rodríguez Puente   +5 more
doaj   +1 more source

Predictive pole-placement control with linear models [PDF]

open access: yes, 2002
The predictive pole-placement control method introduced in this paper embeds the classical pole-placement state feedback design into a quadratic optimisation-based model-predictive formulation. This provides an alternative to model-predictive controllers
Ronco, E., Gawthrop, P.J.
core   +1 more source

Log-linear models [PDF]

open access: yes, 2004
A large amount of data collected in the social sciences are counts crossclassified into categories. These counts are non-negative integers and require special methods of analysis to model appropriately; log-linear models are one sophisticated method. The
Dunn, Peter K.
core   +1 more source

Elevada proporción de Staphylococcus aureus meticilino resistentes aislados en pacientes atendidos en un servicio ambulatorio dermatológico de referencia nacional: cohorte 2010 a 2019

open access: yesInfectio, 2020
Objective: To estimate the resistance trend of Staphylococcus aureus (S. aureus) against different antibiotics in a reference dermatology outpatient center in Colombia.
Elkin Javier Casadiego Rincón
doaj   +1 more source

Model justification and stratification for confounding of Chlamydia trachomatis disease

open access: yesLetters in Biomathematics, 2019
This study involves statistical analysis of reported cases of sexually transmitted diseases (STDs) of Chlamydia infection in the United States. The data are collected from 2007 to 2016.
Sarada Ghosh, G. P. Samanta
doaj   +1 more source

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