Victor H. Lachos

Publication Activity (10 Years)

Years Active: 2009-2024
Publications (10 Years): 12

Top Topics

Heavy Tailed Distributions

Normal Distribution

Mixture Modeling

Von Mises Fisher

Top Venues

J. Multivar. Anal.

Comput. Stat. Data Anal.

Publications

Jose A. Ordoñez, Christian E. Galarza, Victor H. Lachos
CensSpatial: An R package for estimation and diagnostics in spatial censored regression models. SoftwareX 27 (2024)
Katherine A. L. Valeriano, Christian E. Galarza, Larissa A. Matos, Victor H. Lachos
Likelihood-based inference for the multivariate skew-t regression with censored or missing responses. J. Multivar. Anal. 196 (2023)
Christian E. Galarza Morales, Larissa A. Matos, Dipak K. Dey, Victor H. Lachos
On Moments of Folded and Doubly Truncated Multivariate Extended Skew-Normal Distributions. J. Comput. Graph. Stat. 31 (1) (2022)
Francisco H. C. de Alencar, Larissa A. Matos, Victor H. Lachos
Finite Mixture of Censored Linear Mixed Models for Irregularly Observed Longitudinal Data. J. Classif. 39 (3) (2022)
Francisco H. C. de Alencar, Christian E. Galarza, Larissa A. Matos, Victor H. Lachos
Finite mixture modeling of censored and missing data using the multivariate skew-normal distribution. Adv. Data Anal. Classif. 16 (3) (2022)
Clécio S. Ferreira, Heleno Bolfarine, Victor H. Lachos
Linear mixed models based on skew scale mixtures of normal distributions. Commun. Stat. Simul. Comput. 51 (12) (2022)
Christian E. Galarza, Larissa A. Matos, Luis Mauricio Castro, Victor H. Lachos
Moments of the doubly truncated selection elliptical distributions with emphasis on the unified multivariate skew-t distribution. J. Multivar. Anal. 189 (2022)
Victor H. Lachos, Marcos Oliveira Prates, Dipak K. Dey
Heckman selection-t model: Parameter estimation via the EM-algorithm. J. Multivar. Anal. 184 (2021)
Wan-Lun Wang, Luis Mauricio Castro, Victor H. Lachos, Tsung-I Lin
Model-based clustering of censored data via mixtures of factor analyzers. Comput. Stat. Data Anal. 140 (2019)
Victor H. Lachos, Celso R. B. Cabral, Marcos Oliveira Prates, Dipak K. Dey
Flexible regression modeling for censored data based on mixtures of student-t distributions. Comput. Stat. 34 (1) (2019)
Juan L. Padilla, Caio L. N. Azevedo, Victor H. Lachos
Multidimensional multiple group IRT models with skew normal latent trait distributions. J. Multivar. Anal. 167 (2018)
Victor H. Lachos, Edgar J. López Moreno, Kun Chen, Celso Rômulo Barbosa Cabral
Finite mixture modeling of censored data using the multivariate Student-t distribution. J. Multivar. Anal. 159 (2017)
Larissa A. Matos, Dipankar Bandyopadhyay, Luis Mauricio Castro, Victor H. Lachos
Influence assessment in censored mixed-effects models using the multivariate Student's-t distribution. J. Multivar. Anal. 141 (2015)
Denise Reis Costa, Victor H. Lachos, Jorge L. Bazán, Caio L. N. Azevedo
Estimation methods for multivariate Tobit confirmatory factor analysis. Comput. Stat. Data Anal. 79 (2014)
Larissa A. Matos, Victor H. Lachos, Narayanaswamy Balakrishnan, Filidor V. Labra
Influence diagnostics in linear and nonlinear mixed-effects models with censored data. Comput. Stat. Data Anal. 57 (1) (2013)
Celso Rômulo Barbosa Cabral, Victor H. Lachos, Marcos Oliveira Prates
Multivariate mixture modeling using skew-normal independent distributions. Comput. Stat. Data Anal. 56 (1) (2012)
Vicente G. Cancho, Dipak K. Dey, Victor H. Lachos, Marinho Gomes Andrade
Bayesian nonlinear regression models with scale mixtures of skew-normal distributions: Estimation and case influence diagnostics. Comput. Stat. Data Anal. 55 (1) (2011)
Aldo M. Garay, Elizabeth M. Hashimoto, Edwin M. M. Ortega, Victor H. Lachos
On estimation and influence diagnostics for zero-inflated negative binomial regression models. Comput. Stat. Data Anal. 55 (3) (2011)
Camila Borelli Zeller, Filidor V. Labra, Victor H. Lachos, Narayanaswamy Balakrishnan
Influence analyses of skew-normal/independent linear mixed models. Comput. Stat. Data Anal. 54 (5) (2010)
Rodrigo M. Basso, Victor H. Lachos, Celso Rômulo Barbosa Cabral, Pulak Ghosh
Robust mixture modeling based on scale mixtures of skew-normal distributions. Comput. Stat. Data Anal. 54 (12) (2010)
Carlos A. Abanto-Valle, Debiprasad Bandyopadhyay, Victor H. Lachos, I. Enriquez
Robust Bayesian analysis of heavy-tailed stochastic volatility models using scale mixtures of normal distributions. Comput. Stat. Data Anal. 54 (12) (2010)
Lourdes C. Montenegro, Heleno Bolfarine, Victor H. Lachos
Influence Diagnostics for a Skew Extension of the Grubbs Measurement Error Model. Commun. Stat. Simul. Comput. 38 (4) (2009)
Pulak Ghosh, C. L. Bayes, Victor H. Lachos
A robust Bayesian approach to null intercept measurement error model with application to dental data. Comput. Stat. Data Anal. 53 (4) (2009)