Search Results - "Montenegro, Lourdes C."

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    Bartlett and Bartlett-type corrections in heteroscedastic symmetric nonlinear regression models by Araújo, Mariana C, Cysneiros, Audrey H M A, Cysneiros, Montenegro

    Published in Anais da Academia Brasileira de Ciências (01-01-2022)
    “…Abstract This paper provides general expressions for Bartlett and Bartlett-type correction factors for the likelihood ratio and gradient statistics to test the…”
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    Journal Article
  3. 3

    Improved heteroskedasticity likelihood ratio tests in symmetric nonlinear regression models by Araújo, Mariana C., Cysneiros, Audrey H. M. A., Montenegro, Lourdes C.

    Published in Statistical papers (Berlin, Germany) (01-02-2020)
    “…In this paper we address the issue of testing inference of the dispersion parameter in heteroscedastic symmetric nonlinear regression models considering small…”
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    Journal Article
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    The beta generalized gamma distribution by Cordeiro, Gauss M., Castellares, Fredy, Montenegro, Lourdes C., de Castro, Mário

    Published in Statistics (Berlin, DDR) (01-08-2013)
    “…For the first time, a new five-parameter distribution, called the beta generalized gamma distribution, is introduced and studied. It contains at least 25…”
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    Inference for a skew extension of the Grubbs model by Montenegro, Lourdes C., Lachos, Víctor H., Bolfarine, Heleno

    Published in Statistical papers (Berlin, Germany) (01-09-2010)
    “…In this paper, we discuss inferential aspects for the Grubbs model when the unknown quantity x (latent response) follows a skew-normal distribution, extending…”
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    Journal Article
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    Local Influence Analysis for Skew-Normal Linear Mixed Models by Montenegro, Lourdes C., Lachos, Victor H., Bolfarine, Heleno

    “…In this article, we consider local influence analysis for the skew-normal linear mixed model (SN-LMM). As the observed data log-likelihood associated with the…”
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    Influence Diagnostics for a Skew Extension of the Grubbs Measurement Error Model by Montenegro, Lourdes C., Bolfarine, Heleno, Lachos, Victor H.

    “…Influence diagnostics methods are extended in this article to the Grubbs model when the unknown quantity x (latent variable) follows a skew-normal…”
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  8. 8

    Likelihood-Based Inference for Multivariate Skew-Normal Regression Models by Lachos, Víctor H., Bolfarine, Heleno, Arellano-Valle, Reinaldo B., Montenegro, Lourdes C.

    “…In this article, we present EM algorithms for performing maximum likelihood estimation for three multivariate skew-normal regression models of considerable…”
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  9. 9

    A Gamma-Generated Logistic Distribution: Properties and Inference by Castellares, Fredy, Santos, Marcos A.C., Montenegro, Lourdes C., Cordeiro, Gauss M.

    “…For any absolutely continuous random variable with cumulative distribution function G(x; θ), Zografos and Balakrishnan ( 2009 ) pioneered the generalized…”
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  10. 10

    BARTLETT CORRECTED LIKELIHOOD RATIO TESTS IN LOCATION-SCALE NONLINEAR MODELS by Cordeiro, Gauss M., Montenegro, Lourdes Coral C.

    “…The paper derives Bartlett corrections for improving the chisquare approximation to the likelihood ratio statistics in a class of location-scale family of…”
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    Influence Diagnostics for Skew-Normal Linear Mixed Models by Bolfarine, Heleno, Montenegro, Lourdes C., Lachos, Victor H.

    Published in Sankhyā (2003) (01-11-2007)
    “…Normality (symmetry) of the random effects is a routine assumption in linear mixed models but it may, sometimes, be unrealistic, obscuring important features…”
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    Journal Article
  12. 12

    MCEM and SAEM Algorithms for Geostatistical Models under Preferential Sampling by da Silva, Douglas Mateus, Montenegro, Lourdes C. Contreras

    Published 03-08-2021
    “…The problem of preferential sampling in geostatistics arises when the choise of location to be sampled is made with information about the phenomena in the…”
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  13. 13

    Bartlett and Bartlett-type corrections in heteroscedastic symmetric nonlinear regression models by Araújo, Mariana C, Cysneiros, Audrey H. M. A, Montenegro, Lourdes C

    Published 22-04-2020
    “…This paper provides general expression for Bartlett and Bartlett-type correction factors for the likelihood ratio and gradient statistics to test the…”
    Get full text
    Journal Article
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