Helton Saulo

19 papers Journal 18Unranked 1
YearRankTypeTitle / Venue / Authors
2026 J jnl
An unbiased estimator of a novel extended mth Gini index for gamma distributed populations.
J. Comput. Appl. Math.
Roberto Vila, Helton Saulo
2025 J jnl
A new unit-bimodal distribution based on correlated Birnbaum-Saunders random variables.
Comput. Appl. Math.
Roberto Vila, Helton Saulo, Felipe Sousa Quintino, Peter Zörnig
2025 J jnl
Bivariate extended skew-elliptical Heckman models: mathematical characterization and an application in economic sciences.
Comput. Appl. Math.
Roberto Vila, Helton Saulo, Carolina Marchant, Víctor Leiva, Cecilia Castro
2025 J jnl
Scale-mixture Birnbaum-Saunders quantile regression models applied to personal accident insurance data.
Comput. Appl. Math.
Alan Dasilva, Helton Saulo, Roberto Vila, Suvra Pal
2024 J jnl
Bivariate Log-Symmetric Regression Models Applied to Newborn Data.
Symmetry
Helton Saulo, Roberto Vila, Rubens Souza
2024 J jnl
On the Stress-Strength Reliability of Transmuted GEV Random Variables with Applications to Financial Assets Selection.
Entropy
Melquisadec Oliveira, Felipe Sousa Quintino, Dióscoros Aguiar, Pushpa N. Rathie, Helton Saulo, Tiago A. da Fonseca, Luan Carlos de Sena Monteiro Ozelim
2023 J jnl
Bivariate symmetric Heckman models and their characterization.
J. Multivar. Anal.
Helton Saulo, Roberto Vila, Shayane S. Cordeiro, Víctor Leiva
2023 J jnl
Bootstrap control charts for quantiles based on log-symmetric distributions with applications to the monitoring of reliability data.
Qual. Reliab. Eng. Int.
Víctor Leiva, Rafael A. dos Santos, Helton Saulo, Carolina Marchant, Yuhlong Lio
2023 J jnl
On a quantile autoregressive conditional duration model.
Math. Comput. Simul.
Helton Saulo, Narayanaswamy Balakrishnan, Roberto Vila
2021 J jnl
Modeling Mortality Based on Pollution and Temperature Using a New Birnbaum-Saunders Autoregressive Moving Average Structure with Regressors and Related-Sensors Data.
Sensors
Helton Saulo, Rubens Souza, Roberto Vila, Víctor Leiva, Robert G. Aykroyd
2019 J jnl
Some simple estimators for the two-parameter gamma distribution.
Commun. Stat. Simul. Comput.
Helton Saulo, Marcelo Bourguignon, Xiaojun Zhu, N. Balakrishnan
2019 J jnl
Spatial operations on uncertain positional data.
J. Inf. Data Manag.
Welder B. Oliveira, Sávio S. T. de Oliveira, Vagner J. do Sacramento Rodrigues, Helton Saulo, Kleber Vieira Cardoso
2017 J jnl
A methodology based on the Birnbaum-Saunders distribution for reliability analysis applied to nano-materials.
Reliab. Eng. Syst. Saf.
Víctor Leiva, Fabrizio Ruggeri, Helton Saulo, Juan F. Vivanco
2017 J jnl
On moment-type estimators for a class of log-symmetric distributions.
Comput. Stat.
N. Balakrishnan, Helton Saulo, Marcelo Bourguignon, Xiaojun Zhu
2016 J jnl
Constrained test in linear models with multivariate power exponential distribution.
Comput. Stat.
Jeremias Leão, Francisco José de A. Cysneiros, Helton Saulo, N. Balakrishnan
2015 — conf
A Method for Location Recommendation via Skyline Query Tolerant to Noisy Geo-referenced Data.
GEOINFO
Welder B. Oliveira, Helton Saulo, Sávio Salvarino Teles de Oliveira, Vagner J. do Sacramento Rodrigues, Kleber Vieira Cardoso
2014 J jnl
A family of autoregressive conditional duration models applied to financial data.
Comput. Stat. Data Anal.
Víctor Leiva, Helton Saulo, Jeremias Leão, Carolina Marchant
2013 J jnl
Fiscal and monetary policy interactions: a game theory approach.
Ann. Oper. Res.
Helton Saulo, Leandro Chaves Rêgo, Jose Angelo Divino
2013 J jnl
Generalized Birnbaum-Saunders kernel density estimators and an analysis of financial data.
Comput. Stat. Data Anal.
Carolina Marchant, Karine Bertin, Víctor Leiva, Helton Saulo