Junior Barrera

According to our database, Junior Barrera authored at least 97 papers between 1993 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2024

Discrete Morphological Neural Networks.

Diego Marcondes, Junior Barrera

SIAM J. Imaging Sci., 2024

Back to basics to open the black box.

Diego Marcondes, Adilson Simonis, Junior Barrera

Nat. Mac. Intell., 2024

An Algorithm to Train Unrestricted Sequential Discrete Morphological Neural Networks.

Diego Marcondes, Mariana Feldman, Junior Barrera

Proceedings of the Discrete Geometry and Mathematical Morphology, 2024

The Lattice Overparametrization Paradigm for the Machine Learning of Lattice Operators.

Diego Marcondes, Junior Barrera

Proceedings of the Discrete Geometry and Mathematical Morphology, 2024

2022

The role of prior information and computational power in Machine Learning.

Diego Marcondes, Adilson Simonis, Junior Barrera

CoRR, 2022

2021

Learning the hypotheses space from data through a U-curve algorithm: a statistically consistent complexity regularizer for Model Selection.

Diego Marcondes, Adilson Simonis, Junior Barrera

CoRR, 2021

2020

An Efficient, Parallelized Algorithm for Optimal Conditional Entropy-Based Feature Selection.

Gustavo Estrela, Marco Dimas Gubitoso, Carlos Eduardo Ferreira, Junior Barrera, Marcelo da Silva Reis

Entropy, 2020

2019

Optimal Boolean lattice-based algorithms for the U-curve optimization problem.

Marcelo da Silva Reis, Gustavo Estrela, Carlos Eduardo Ferreira, Junior Barrera

Inf. Sci., 2019

2018

A fast Branch-and-Bound algorithm for U-curve feature selection.

Esmaeil Atashpaz-Gargari, Marcelo da Silva Reis, Ulisses M. Braga-Neto, Junior Barrera, Edward R. Dougherty

Pattern Recognit., 2018

Feature Selection based on the Local Lift Dependence Scale.

Diego Marcondes, Adilson Simonis, Junior Barrera

Entropy, 2018

2017

featsel: A framework for benchmarking of feature selection algorithms and cost functions.

Marcelo da Silva Reis, Gustavo Estrela, Carlos Eduardo Ferreira, Junior Barrera

SoftwareX, 2017

2015

Linear grouping of predictor instances to infer gene networks.

Carlos Fernando Montoya-Cubas, David Correa Martins Jr., Carlos Silva Santos, Junior Barrera

Netw. Model. Anal. Health Informatics Bioinform., 2015

2014

A feature selection technique for inference of graphs from their known topological properties: Revealing scale-free gene regulatory networks.

Fabrício Martins Lopes, David Correa Martins Jr., Junior Barrera, Roberto Marcondes Cesar Jr.

Inf. Sci., 2014

The U-curve optimization problem: improvements on the original algorithm and time complexity analysis.

Marcelo da Silva Reis, Carlos Eduardo Ferreira, Junior Barrera

CoRR, 2014

Gene Networks Inference through Linear Grouping of Variables.

Carlos Fernando Montoya-Cubas, David Correa Martins Jr., Carlos Silva Santos, Junior Barrera

Proceedings of the 2014 IEEE International Conference on Bioinformatics and Bioengineering, 2014

2013

A pattern-oriented specification of gene network inference processes.

Nestor Walter Trepode, Cléver Ricardo Guareis de Farias, Junior Barrera

Comput. Biol. Medicine, 2013

Solving Problems in Mathematical Morphology through Reductions to the U-Curve Problem.

Marcelo da Silva Reis, Junior Barrera

Proceedings of the Mathematical Morphology and Its Applications to Signal and Image Processing, 2013

Analytical Solutions for the Minkowski Addition Equation.

Joel Edu Sánchez Castro, Ronaldo Fumio Hashimoto, Junior Barrera

Proceedings of the Mathematical Morphology and Its Applications to Signal and Image Processing, 2013

2012

Introduction to the Issue on Filtering and Segmentation With Mathematical Morphology.

Laurent Najman, Junior Barrera, B. S. Daya Sagar, Petros Maragos, Dan Schonfeld

IEEE J. Sel. Top. Signal Process., 2012

Structural Analysis of Histological Images to Aid Diagnosis of Cervical Cancer.

Gisele Helena Barboni Miranda, Junior Barrera, Edson Garcia Soares, Joaquim Cezar Felipe

Proceedings of the 25th SIBGRAPI Conference on Graphics, Patterns and Images, 2012

Method to support diagnosis of cervical intraepithelial neoplasia (CIN) based on structural analysis of histological images.

Gisele Helena Barboni Miranda, Edson Garcia Soares, Junior Barrera, Joaquim Cezar Felipe

Proceedings of CBMS 2012, 2012

2011

An iterative feature selection method for GRNs inference by exploring topological properties

Fabrício Martins Lopes, David Correa Martins Jr., Junior Barrera, Roberto Marcondes Cesar Jr.

CoRR, 2011

2010

U-curve: A branch-and-bound optimization algorithm for U-shaped cost functions on Boolean lattices applied to the feature selection problem.

Marcelo Ris, Junior Barrera, David Correa Martins Jr.

Pattern Recognit., 2010

SFFS-MR: A Floating Search Strategy for GRNs Inference.

Fabrício Martins Lopes, David Correa Martins Jr., Junior Barrera, Roberto M. Cesar

Proceedings of the Pattern Recognition in Bioinformatics, 2010

2008

A branch-and-bound feature selection algorithm for U-shaped cost functions

Marcelo Ris, Junior Barrera, David Correa Martins Jr.

CoRR, 2008

2007

An Exact Algorithm for Optimal MAE Stack Filter Design.

Domingos Dellamonica Jr., Paulo J. S. Silva, Carlos Humes Jr., Nina S. T. Hirata, Junior Barrera

IEEE Trans. Image Process., 2007

Modeling Cancer: Integration of "omics" Information in Dynamic Systems.

Beatriz Stransky, Junior Barrera, Lucila Ohno-Machado, Sandro J. de Souza

J. Bioinform. Comput. Biol., 2007

A Robust Structural PGN Model for Control of Cell-Cycle Progression Stabilized by Negative Feedbacks.

Nestor Walter Trepode, Hugo Aguirre Armelin, Michael L. Bittner, Junior Barrera, Marco Dimas Gubitoso, Ronaldo Fumio Hashimoto

EURASIP J. Bioinform. Syst. Biol., 2007

A feature selection approach for identification of signature genes from SAGE data.

Junior Barrera, Roberto Marcondes Cesar Junior, Carlos Humes Jr., David Correa Martins Jr., Diogo F. C. Patrão, Paulo J. S. Silva, Helena Paula Brentani

BMC Bioinform., 2007

An entropy minimization approach for designing W-operators.

Daniel André Vaquero, Junior Barrera, Roberto Hirata Jr.

Proceedings of the 8th ISMM 2007: Rio de Janeiro, Brazil - Volume 2, 2007

A structural PGN model for control of cell-cycle Progression.

Nestor Walter Trepode, Hugo Aguirre Armelin, Michael L. Bittner, Junior Barrera, Marco Dimas Gubitoso, Ronaldo Fumio Hashimoto

Proceedings of the 8th ISMM 2007: Rio de Janeiro, Brazil - Volume 2, 2007

A branch-and-bound optimization algorithm for U-shaped cost functions on Boolean lattices.

Marcelo Ris, Junior Barrera

Proceedings of the 8th ISMM 2007: Rio de Janeiro, Brazil - Volume 2, 2007

Basis Computation Algorithms.

Nina S. T. Hirata, Roberto Hirata Jr., Junior Barrera

Proceedings of the 8th ISMM 2007: Rio de Janeiro, Brazil - Volume 1, 2007

Automatic microarray gridding by mathematical morphology.

Daniel Oliveira Dantas, Junior Barrera

Proceedings of the 8th ISMM 2007: Rio de Janeiro, Brazil - Volume 2, 2007

2006

W-operator window design by minimization of mean conditional entropy.

David Correa Martins Jr., Roberto M. Cesar, Junior Barrera

Pattern Anal. Appl., 2006

2005

Feature selection algorithms to find strong genes.

Paulo J. S. Silva, Ronaldo Fumio Hashimoto, Seungchan Kim, Junior Barrera, Leônidas de Oliveira Brandão, Edward Suh, Edward R. Dougherty

Pattern Recognit. Lett., 2005

A unifying view for stack filter design based on graph search methods.

Nina S. T. Hirata, Junior Barrera

Pattern Recognit., 2005

A Maximum-Likelihood Approach for Multiresolution W-Operator Design.

Daniel André Vaquero, Junior Barrera, Roberto Hirata Jr.

Proceedings of the 18th Brazilian Symposium on Computer Graphics and Image Processing (SIBGRAPI 2005), 2005

Binary Decision Diagrams as a New Paradigm for Morphological Machines.

Junior Barrera, Ronaldo Fumio Hashimoto

Proceedings of the Mathematical Morphology: 40 Years On, 2005

Automatic Window Design for Gray-Scale Image Processing Based on Entropy Minimization.

David Correa Martins Jr., Roberto M. Cesar, Junior Barrera

Proceedings of the Progress in Pattern Recognition, 2005

2004

Nonlinear Filter Design Using Envelopes.

Marcel Brun, Roberto Hirata Jr., Junior Barrera, Edward R. Dougherty

J. Math. Imaging Vis., 2004

An environment for knowledge discovery in biology.

Junior Barrera, Roberto Marcondes Cesar Jr., João Eduardo Ferreira, Marco Dimas Gubitoso

Comput. Biol. Medicine, 2004

W-Operator Window Design by Maximization of Training Data Information.

David Correa Martins Jr., Roberto Marcondes Cesar Junior, Junior Barrera

Proceedings of the XVII Brazilian Symposium on Computer Graphics and Image Processing, 2004

2003

Design of optimal binary filters under joint multiresolution-envelope constraint.

Marcel Brun, Edward R. Dougherty, Roberto Hirata Jr., Junior Barrera

Pattern Recognit. Lett., 2003

A Greedy Algorithm for Decomposing Convex Structuring Elements.

Ronaldo Fumio Hashimoto, Junior Barrera

J. Math. Imaging Vis., 2003

A Parallel Algorithm for Enumerating Combinations.

Martha Torres, Alfredo Goldman, Junior Barrera

Proceedings of the 32nd International Conference on Parallel Processing (ICPP 2003), 2003

2002

Segmentation of Microarray Images by Mathematical Morphology.

Roberto Hirata Jr., Junior Barrera, Ronaldo Fumio Hashimoto, Daniel Oliveira Dantas, Gustavo H. Esteves

Real Time Imaging, 2002

A Note on Park and Chin's Algorithm.

Ronaldo Fumio Hashimoto, Junior Barrera

IEEE Trans. Pattern Anal. Mach. Intell., 2002

Multiresolution Design of Aperture Operators.

Roberto Hirata Jr., Marcel Brun, Junior Barrera, Edward R. Dougherty

J. Math. Imaging Vis., 2002

Pattern Recognition Theory in Nonlinear Signal Processing.

Edward R. Dougherty, Junior Barrera

J. Math. Imaging Vis., 2002

Strong Feature Sets from Small Samples.

Seungchan Kim, Edward R. Dougherty, Junior Barrera, Yidong Chen, Michael L. Bittner, Jeffrey M. Trent

J. Comput. Biol., 2002

Inference from Clustering with Application to Gene-Expression Microarrays.

Edward R. Dougherty, Junior Barrera, Marcel Brun, Seungchan Kim, Roberto Marcondes Cesar Junior, Yidong Chen, Michael L. Bittner, Jeffrey M. Trent

J. Comput. Biol., 2002

High-performance algorithm for Boolean function minimization: the partitioned incremental splitting of intervals (PISI).

Martha Torres, Nina S. T. Hirata, Junior Barrera

Proceedings of the Image Processing: Algorithms and Systems, 2002

Clustering granulometric features.

Marcel Brun, Yoganand Balagurunathan, Junior Barrera, Edward R. Dougherty

Proceedings of the Image Processing: Algorithms and Systems, 2002

Granulometric classifiers from small samples.

Yoganand Balagurunathan, Ronaldo Fumio Hashimoto, Seungchan Kim, Junior Barrera, Edward R. Dougherty

Proceedings of the Image Processing: Algorithms and Systems, 2002

Towards non-parametric gridding of microarray images.

Renato Fabbri, Luciano da F. Costa, Junior Barrera

Proceedings of the 14th International Conference on Digital Signal Processing, 2002

2001

From the Sup-Decomposition to Sequential Decompositions.

Ronaldo Fumio Hashimoto, Junior Barrera

J. Math. Imaging Vis., 2001

Multiresolution Analysis for Optimal Binary Filters.

Edward R. Dougherty, Junior Barrera, Gerard Mozelle, Seungchan Kim, Marcel Brun

J. Math. Imaging Vis., 2001

Sup-Compact and Inf-Compact Representations of W-Operators.

Junior Barrera, Ronaldo Fumio Hashimoto

Fundam. Informaticae, 2001

Microarray Gridding by Mathematical Morphology.

Roberto Hirata Jr., Junior Barrera, Ronaldo Fumio Hashimoto, Daniel Oliveira Dantas

Proceedings of the 14th Brazilian Symposium on Computer Graphics and Image Processing (SIBGRAPI 2001), 2001

Hybrid Human-Machine Non-Linear Filter Design Using Envelopes.

Marcel Brun, Roberto Hirata Jr., Junior Barrera, Edward R. Dougherty

Proceedings of the 14th Brazilian Symposium on Computer Graphics and Image Processing (SIBGRAPI 2001), 2001

Multi-Resolution Classification Trees in OCR Design.

Marcel Brun, Junior Barrera, Nina S. T. Hirata, Nestor Walter Trepode, Daniel Oliveira Dantas, Routo Terada

Proceedings of the 14th Brazilian Symposium on Computer Graphics and Image Processing (SIBGRAPI 2001), 2001

2000

Aperture filters.

Roberto Hirata Jr., Edward R. Dougherty, Junior Barrera

Signal Process., 2000

Hybrid human-machine binary morphological operator design. An independent constraint approach.

Junior Barrera, Edward R. Dougherty, Marcel Brun

Signal Process., 2000

A switching algorithm for design of optimal increasing binary filters over large windows.

Nina S. T. Hirata, Edward R. Dougherty, Junior Barrera

Pattern Recognit., 2000

A Combinatorial Optimization Technique for the Sequential Decomposition of Erosions and Dilations.

Ronaldo Fumio Hashimoto, Junior Barrera, Carlos Eduardo Ferreira

J. Math. Imaging Vis., 2000

Multiresolution Bayesian design of binary filters.

Vishnu G. Kamat, Edward R. Dougherty, Junior Barrera

J. Electronic Imaging, 2000

Automatic Programming of Morphological Machines by PAC Learning.

Junior Barrera, Routo Terada, Roberto Hirata Jr., Nina S. T. Hirata

Fundam. Informaticae, 2000

Incremental Evaluation of BDD-Represented Set Operators.

Heraldo Maciel França Madeira, Junior Barrera

Proceedings of the 13th Brazilian Symposium on Computer Graphics and Image Processing (SIBGRAPI 2000), 2000

Color Image Gradients for Morphological Segmentation.

Roberto Hirata Jr., Franklin César Flores, Junior Barrera, Roberto de Alencar Lotufo, Fernand Meyer

Proceedings of the 13th Brazilian Symposium on Computer Graphics and Image Processing (SIBGRAPI 2000), 2000

Text Segmentation by Automatically Designed Morphological Operators.

Nina S. T. Hirata, Junior Barrera, Routo Terada

Proceedings of the 13th Brazilian Symposium on Computer Graphics and Image Processing (SIBGRAPI 2000), 2000

Morphological Operators for Segmentation of Color Sequences.

Franklin César Flores, Roberto Hirata Jr., Junior Barrera, Roberto de Alencar Lotufo, Fernand Meyer

Proceedings of the 13th Brazilian Symposium on Computer Graphics and Image Processing (SIBGRAPI 2000), 2000

Some Applications of Aperture Filters.

Roberto Hirata Jr., Edward R. Dougherty, Junior Barrera

Proceedings of the 5th International Symposium on Mathematical Morphology and its Applications to Image and Signal Processing, 2000

From the Sup-Decomposition to A Sequential Decomposition.

Ronaldo Fumio Hashimoto, Junior Barrera, Edward R. Dougherty

Proceedings of the 5th International Symposium on Mathematical Morphology and its Applications to Image and Signal Processing, 2000

Boosting OCR Classifier by Optimal Edge Noise Filtering.

Junior Barrera, Marcel Brun, Routo Terada, Edward R. Dougherty

Proceedings of the 5th International Symposium on Mathematical Morphology and its Applications to Image and Signal Processing, 2000

Design of gray-scale nonlinear filters via multiresolution apertures.

Roberto Hirata, Edward R. Dougherty, Junior Barrera

Proceedings of the 10th European Signal Processing Conference, 2000

Design of statistically optimal morphological operators.

Junior Barrera, Edward R. Dougherty

Proceedings of the 10th European Signal Processing Conference, 2000

Bayesian multiresolution filter design.

Vishnu G. Kamat, Edward R. Dougherty, Junior Barrera

Proceedings of the Nonlinear Image Processing XI, 2000

Multiresolution filter design.

Edward R. Dougherty, Junior Barrera, Gerard Mozelle, Seungchan Kim, Marcel Brun

Proceedings of the Nonlinear Image Processing XI, 2000

1999

A New Paradigm for the Architecture of Morphological Machines: Binary Decision Diagrams.

Heraldo Maciel França Madeira, Junior Barrera, Roberto Hirata Jr., Nina S. T. Hirata

Proceedings of the XII Brazilian Symposium on Computer Graphics and Image Processing (SIBGRAPI '99), 1999

Automatic Design of Morphological Operators for Motion Segmentation.

Roberto Hirata Jr., Junior Barrera, Franklin César Flores, Roberto de Alencar Lotufo

Proceedings of the XII Brazilian Symposium on Computer Graphics and Image Processing (SIBGRAPI '99), 1999

Design of Statistically Optimal Stack Filters.

Nina S. T. Hirata, Junior Barrera, Edward R. Dougherty

Proceedings of the XII Brazilian Symposium on Computer Graphics and Image Processing (SIBGRAPI '99), 1999

A Simple Algorithm for Decomposing Convex Structuring Elements.

Ronaldo Fumio Hashimoto, Junior Barrera

Proceedings of the XII Brazilian Symposium on Computer Graphics and Image Processing (SIBGRAPI '99), 1999

Nonlinear filters in genomic control.

Edward R. Dougherty, Michael L. Bittner, Yidong Chen, Seungchan Kim, Krishnamoorthy Sivakumar, Junior Barrera, Paul S. Meltzer, Jeffrey M. Trent

Proceedings of the IEEE-EURASIP Workshop on Nonlinear Signal and Image Processing (NSIP'99), 1999

Efficient switching algorithm for designing increasing binary filters.

Nina Sumiko Tomita Hirata, Edward R. Dougherty, Junior Barrera

Proceedings of the Nonlinear Image Processing X, 1999

Optimal range-domain window filters.

Roberto Hirata, Edward R. Dougherty, Junior Barrera

Proceedings of the Nonlinear Image Processing X, 1999

Hybrid human-machine binary morphological operator design.

Junior Barrera, Edward R. Dougherty, Marcel Brun

Proceedings of the Nonlinear Image Processing X, 1999

1998

MMach: a mathematical morphology toolbox for the KHOROS system.

Junior Barrera, Gerald Jean Francis Banon, Roberto de Alencar Lotufo, Roberto Hirata Jr.

J. Electronic Imaging, 1998

Translation invariant transformations of discrete random sets.

Junior Barrera, Marcel Brun

Proceedings of the XI Computer Graphics, 1998

1997

Automatic programming of binary morphological machines by design of statistically optimal operators in the context of computational learning theory.

Junior Barrera, Edward R. Dougherty, Nina Sumiko Tomita

J. Electronic Imaging, 1997

1996

Set operations on closed intervals and their applications to the automatic programming of morphological machines.

Junior Barrera, Guillermo Pablo Salas

J. Electronic Imaging, 1996

Guest Editorial: Special Section on Nonlinear Image Processing.

Jaakko Astola, Junior Barrera

J. Electronic Imaging, 1996

Morphological paradigm for loss-function-based design of digital filters.

Edward R. Dougherty, Junior Barrera

Proceedings of the Visual Information Processing V, Orlando, FL, USA, April 8, 1996, 1996

Automatic Programming of MMach's for OCR.

Junior Barrera, Routo Terada, Flávio Soares Corrêa da Silva, Nina Sumiko Tomita

Proceedings of the 3th International Symposium on Mathematical Morphology and its Applications to Image and Signal Processing, 1996

Set Operations on Closed Intervals and their Applications to the Automatic Programming of MMach's.

Junior Barrera, Guillermo Pablo Salas, Ronaldo Fumio Hashimoto

Proceedings of the 3th International Symposium on Mathematical Morphology and its Applications to Image and Signal Processing, 1996

1994

Set Operator Decomposition and Conditionally Translation Invariant Elementary Operators.

Gerald Jean Francis Banon, Junior Barrera

Proceedings of the 2nd International Symposium on Mathematical Morphology and Its Applications to Image Processing, 1994

1993

Decomposition of mappings between complete lattices by mathematical morphology, Part I. General lattices.

Gerald Jean Francis Banon, Junior Barrera

Signal Process., 1993