Raydonal Ospina

28 papers C 1Journal 26Unranked 1
YearRankTypeTitle / Venue / Authors
2025 J jnl
A study of asset and liability management applied to Brazilian pension funds.
Eur. J. Oper. Res.
Wilton Bernardino, Rodrigo Falcão, João Jr., Raydonal Ospina, Filipe Costa de Souza, José Jonas Alves Correia
2025 J jnl
Enhanced Spatial Clustering for Crime Analysis: Novel Advances in Ward-Like and SKATER Algorithms for Brazilian Public Security.
IEEE Access
Raydonal Ospina, Alexsandra Gomes De Lima, Cristiano Ferraz, Cecilia Castro, Carlos Martín-Barreiro, Víctor Leiva
2025 J jnl
Using Bagging to improve clustering methods in the context of three-dimensional shapes.
Adv. Data Anal. Classif.
Inácio Nascimento, Raydonal Ospina, Getúlio Jose Amorim Amaral
2024 J jnl
Application of nonparametric quantifiers for online handwritten signature verification: A statistical learning approach.
Stat. Anal. Data Min.
Raydonal Ospina, Ranah Duarte Costa, Leandro Chaves Rêgo, Fernando Marmolejo-Ramos
2024 J jnl
Random graph generator for leader and community detection in networks.
Int. Trans. Oper. Res.
Francisco J. Matos-Junior, Raydonal Ospina, Geiza Silva
2024 J jnl
Symmetry and Complexity in Gene Association Networks Using the Generalized Correlation Coefficient.
Symmetry
Raydonal Ospina, Cleber M. Xavier, Gustavo H. Esteves, Patrícia Leone Espinheira, Cecilia Castro, Víctor Leiva
2023 J jnl
A new approach to data differential privacy based on regression models under heteroscedasticity with applications to machine learning repository data.
Inf. Sci.
Carlos Manchini, Raydonal Ospina, Víctor Leiva, Carlos Martín-Barreiro
2023 — conf
Deep Learning Analysis of Electrophysiological Series for Continuous Emotional State Detection.
ACIIW
Javier O. Pinzón Arenas, Luis Mercado-Diaz, Julian Tejada, Fernando Marmolejo-Ramos, Carlos Javier Barrera Causil, Jorge Ivan Padilla, Raydonal Ospina, Hugo F. Posada-Quintero
2023 J jnl
Distributional regression modeling via generalized additive models for location, scale, and shape: An overview through a data set from learning analytics.
WIREs Data Mining Knowl. Discov.
Fernando Marmolejo-Ramos, Mauricio Tejo, Marek Brabec, Jakub Kuzilek, Srecko Joksimovic, Vitomir Kovanovic, Jorge González, Thomas Kneib, Peter Bühlmann, Lucas Kook, Guillermo Briseño-Sánchez, Raydonal Ospina
2023 J jnl
ModInterv COVID-19: An online platform to monitor the evolution of epidemic curves.
Appl. Soft Comput.
Arthur A. Brum, Giovani L. Vasconcelos, Gerson C. Duarte-Filho, Raydonal Ospina, Francisco A. G. Almeida, Antônio M. S. Macêdo
2023 J jnl
Robust Semi-Parametric Inference for Two-Stage Production Models: A Beta Regression Approach.
Symmetry
Raydonal Ospina, Samuel G. F. Baltazar, Víctor Leiva, Jorge I. Figueroa-Zúñiga, Cecilia Castro
2022 J jnl
A New Wavelet-Based Privatization Mechanism for Probability Distributions.
Sensors
Hélio M. de Oliveira, Raydonal Ospina, Víctor Leiva, Carlos Martín-Barreiro, Christophe Chesneau
2022 J jnl
ModInterv: An automated online software for modeling epidemics.
Softw. Impacts
Arthur A. Brum, Gerson C. Duarte-Filho, Raydonal Ospina, Francisco A. G. Almeida, Antônio M. S. Macêdo, Giovani L. Vasconcelos
2019 J jnl
Model Selection Criteria on Beta Regression for Machine Learning.
Mach. Learn. Knowl. Extr.
Patrícia Espinheira, Luana da Silva, Alisson Silva, Raydonal Ospina
2019 J jnl
Performance of Some Estimators of Relative Variability.
Frontiers Appl. Math. Stat.
Raydonal Ospina, Fernando Marmolejo-Ramos
2019 J jnl
Prediction by Empirical Similarity via Categorical Regressors.
Mach. Learn. Knowl. Extr.
Jeniffer Duarte Sanchez, Leandro Chaves Rêgo, Raydonal Ospina
2019 J jnl
Statistical Properties of an Unassisted Image Quality Index for SAR Imagery.
Remote. Sens.
Luis Gómez, Raydonal Ospina, Alejandro C. Frery
2018 J jnl
A Note on the Shannon Entropy of Short Sequences.
CoRR
Hélio M. de Oliveira, Raydonal Ospina
2017 J jnl
Unassisted Quantitative Evaluation Of Despeckling Filters.
CoRR
Luís Gómez Déniz, Raydonal Ospina, Alejandro C. Frery
2017 J jnl
Unassisted Quantitative Evaluation of Despeckling Filters.
Remote. Sens.
Luís Gómez Déniz, Raydonal Ospina, Alejandro C. Frery
2016 J jnl
Classification and Verification of Online Handwritten Signatures with Time Causal Information Theory Quantifiers.
CoRR
Osvaldo Anibal Rosso, Raydonal Ospina, Alejandro C. Frery
2015 C conf
Finding structures in ratio images.
IGARSS
Alejandro C. Frery, Raydonal Ospina, Luís Gómez Déniz
2015 J jnl
Interval Edge Estimation in SAR Images.
IEEE Trans. Geosci. Remote. Sens.
Laercio Dias, Francisco Cribari-Neto, Raydonal Ospina
2014 J jnl
Goodness-of-Fit Tests for the Birnbaum-Saunders Distribution With Censored Reliability Data.
IEEE Trans. Reliab.
Michelli Barros, Víctor Leiva, Raydonal Ospina, Aline Tsuyuguchi
2012 J jnl
A general class of zero-or-one inflated beta regression models.
Comput. Stat. Data Anal.
Raydonal Ospina, Silvia L. P. Ferrari
2011 J jnl
Erratum to "Improved point and interval estimation for a beta regression model" [Comput. Statist. Data Anal. 51 (2006) 960-981]
Comput. Stat. Data Anal.
Raydonal Ospina, Francisco Cribari-Neto, Klaus L. P. Vasconcellos
2007 J jnl
New insights about host response to smallpox using microarray data.
BMC Syst. Biol.
Gustavo H. Esteves, Ana Carolina Quirino Simoes, Estevao Souza, Rodrigo A. Dias, Raydonal Ospina, Thiago M. Venancio
2006 J jnl
Improved point and interval estimation for a beta regression model.
Comput. Stat. Data Anal.
Raydonal Ospina, Francisco Cribari-Neto, Klaus L. P. Vasconcellos