Results 51 to 60 of about 840,245 (337)

Legal actions in Brazilian air transport: A machine learning and multinomial logistic regression analysis

open access: yesFrontiers in Future Transportation, 2023
In Brazil, one of the most harmful costs for airlines is the number of lawsuits filed against them. It is a problem that can affect its operations, reduce the entry of new competitors and create legal uncertainty in the country.
Gabriel de Oliveira Torres   +2 more
doaj   +1 more source

Hybrid approximate message passing [PDF]

open access: yes, 2017
Gaussian and quadratic approximations of message passing algorithms on graphs have attracted considerable recent attention due to their computational simplicity, analytic tractability, and wide applicability in optimization and statistical inference ...
Byrne, Evan   +4 more
core   +2 more sources

Sparse Multinomial Logistic Regression via Approximate Message Passing

open access: yes, 2016
For the problem of multi-class linear classification and feature selection, we propose approximate message passing approaches to sparse multinomial logistic regression (MLR).
Byrne, Evan, Schniter, Philip
core   +1 more source

A nested expectation-maximization algorithm for latent class models with covariates [PDF]

open access: yes, 2018
We develop a nested EM routine for latent class models with covariates which allows maximization of the full-model log-likelihood and, differently from current methods, guarantees monotone log-likelihood sequences along with improved convergence ...
Canale, Antonio   +2 more
core   +2 more sources

Factors related to highway crash severity in Brazil through a multinomial logistic regression model

open access: yesTransportes, 2022
Reducing the number of deaths by road crashes is an important priority for many countries around the world. Although focusing on the occurrence of crashes can provide safety policies that help reduce its numbers, studying their severity can provide ...
Lucas Franceschi   +7 more
doaj   +1 more source

Multinomial latent logistic regression [PDF]

open access: yes, 2016
University of Technology Sydney. Faculty of Engineering and Information Technology.We are arriving at the era of big data. The booming of data gives birth to more complicated research objectives, for which it is important to utilize the superior ...
Xu, Zhe
core  

Ridge Estimation for Multinomial Logit Models with Symmetric Side Constraints [PDF]

open access: yes, 2009
In multinomial logit models, the identifiability of parameter estimates is typically obtained by side constraints that specify one of the response categories as reference category.
Tutz, Gerhard, Zahid, Faisal Maqbool
core   +1 more source

Multinomial Logistic Regression to Estimate and Predict the Perceptions of Individuals and Companies in the Face of the COVID-19 Pandemic in the Ñuble Region, Chile

open access: yesSustainability, 2020
The Coronavirus Disease 2019 (COVID-19) pandemic is transforming the world we live in, revealing our health, economic, and social weaknesses. In the local economy, the loss of job opportunities, the uncertainty about the future of small and medium-sized ...
Benito Umaña-Hermosilla   +3 more
semanticscholar   +1 more source

Use of Symptomatic Drug Treatment for Fatigue in Multiple Sclerosis and Patterns of Work Loss

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To describe the use of central stimulants and amantadine for fatigue in MS and evaluate a potential association with reduced work loss in people with MS. Methods We conducted a nationwide, matched, register‐based cohort study in Sweden (2006 to 2023) using national registers with prospective data collection.
Simon Englund   +3 more
wiley   +1 more source

Multinomial logistic regression approach to haplotype association analysis in population-based case-control studies

open access: yesBMC Genetics, 2006
Background The genetic association analysis using haplotypes as basic genetic units is anticipated to be a powerful strategy towards the discovery of genes predisposing human complex diseases. In particular, the increasing availability of high-resolution
Kao Jau-Tsuen, Chen Yi-Hau
doaj   +1 more source

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