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José Alfredo Ferreira Costa
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- affiliation: Federal University of Rio Grande do Norte, UFRN, Natal, Brazil
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2020 – today
- 2023
- [c47]José Alfredo F. Costa, Nielsen Castelo D. Dantas, Esdras Daniel S. A. Silva:
Evaluating Text Classification in the Legal Domain Using BERT Embeddings. IDEAL 2023: 51-63 - 2022
- [j7]Rafael de Azevedo Palhares, Éverton Santi, Luciano Ferreira, José Alfredo Ferreira Costa:
W-FRIM: A weighted fuzzy RIM approach. Expert Syst. Appl. 206: 117826 (2022) - [j6]Jurandir Barreto Galdino Junior, Hélio Roberto Hékis, José Alfredo Ferreira Costa, Íon Garcia Mascarenhas de Andrade, Eric Lucas dos Santos Cabral, Wilkson Ricardo Silva Castro, Davidson Rogério de Medeiros Florentino, Tiago de Oliveira Barreto, João Florêncio da Costa Junior:
Application of the QFD-fuzzy-SERVQUAL methodology as a quality planning tool at the surgical centre of a public teaching hospital. BMC Medical Informatics Decis. Mak. 22(1): 8 (2022) - [c46]João Pedro Lima, José Alfredo F. Costa:
Comparing Clustering Techniques on Brazilian Legal Document Datasets. HAIS 2022: 98-110 - 2021
- [c45]Diógenes Carlos Araújo, Alexandre Lima, João Pedro Lima, José Alfredo Ferreira Costa:
A Comparison of Classification Methods Applied to Legal Text Data. EPIA 2021: 68-80 - [c44]João Pedro Lima, José Alfredo Ferreira Costa, Diógenes Carlos Araújo:
Comparison of Feature Extraction Methods for Brazilian Legal Documents Clustering. LA-CCI 2021: 1-5 - 2020
- [j5]Leonardo Medeiros Vaz de Oliveira, Hugo Ferreira dos Santos, Mariana Rodrigues de Almeida, José Alfredo Ferreira Costa:
Quality Function Deployment and Analytic Hierarchy Process: A literature review of their joint application. Concurr. Eng. Res. Appl. 28(3) (2020)
2010 – 2019
- 2019
- [c43]José Alfredo F. Costa, Nestor D. Lucena:
Self-organizing maps applied to analysis of state energy balances. LA-CCI 2019: 1-6 - 2018
- [j4]Fábio A. Procópio de Paiva, José Alfredo Ferreira Costa, Cláudio R. M. Silva:
An alternative approach for particle swarm optimisation using serendipity. Int. J. Bio Inspired Comput. 11(2): 81-90 (2018) - 2017
- [j3]Leandro Antonio Pasa, José Alfredo F. Costa, Marcial Guerra de Medeiros:
An ensemble algorithm for Kohonen self-organizing map with different sizes. Log. J. IGPL 25(6): 1020-1033 (2017) - [c42]Fábio A. Procópio de Paiva, José Alfredo Ferreira Costa, Cláudio R. M. Silva:
A Personality-Based Recommender System for Semantic Searches in Vehicles Sales Portals. HAIS 2017: 600-612 - [c41]José Alfredo Ferreira Costa, Antonio Paulo Vieira Pinto, Joao Ribeiro de Andrade, Marcial Guerra de Medeiros:
Clustering of regional HDI data using Self-Organizing Maps. LA-CCI 2017: 1-6 - [c40]Fábio A. P. Paiva, Cláudio R. M. Silva, Izabele V. O. Leite, Marcos H. F. Marcone, José Alfredo F. Costa:
Modified bat algorithm with cauchy mutation and elite opposition-based learning. LA-CCI 2017: 1-6 - [c39]Alynne C. Saraiva de Queiroz, José Alfredo F. Costa:
Knowledge extraction from time series of electric energy demand using temporal data mining. LA-CCI 2017: 1-6 - 2015
- [c38]Leandro Antonio Pasa, José Alfredo F. Costa, Marcial Guerra de Medeiros:
Self-Organizing Maps Fusion: An Approach to Different Size Maps. HAIS 2015: 568-579 - [c37]Leandro Antonio Pasa, José Alfredo F. Costa, Marcial Guerra de Medeiros:
Fusion of Self-Organizing Maps with Different Sizes. IDEAL 2015: 77-86 - 2014
- [c36]Leonardo Enzo Brito da Silva, José Alfredo Ferreira Costa:
A density-based clustering of the Self-Organizing Map using graph cut. CIDM 2014: 32-40 - [c35]Fábio A. Procópio de Paiva, José Alfredo F. Costa, Cláudio R. M. Silva:
An Ontology-Based Recommender System Architecture for Semantic Searches in Vehicles Sales Portals. HAIS 2014: 537-548 - [c34]Leandro Antonio Pasa, José Alfredo F. Costa, Marcial Guerra de Medeiros:
Fusion of Kohonen Maps Ranked by Cluster Validity Indexes. HAIS 2014: 654-665 - [c33]Leonardo Enzo Brito da Silva, José Alfredo Ferreira Costa:
Clustering of the self-organizing map using particle swarm optimization and validity indices. IJCNN 2014: 3798-3806 - 2013
- [c32]Edeilson Milhomem da Silva, Diego Oliveira Rodrigues, Jackson Gomes de Souza, Parcilene Fernandes Brito, Ana Carolina Salgado, Silvio Romero de Lemos Meira, José Alfredo F. Costa:
Inferring Hidden Trust Relationships in Social Networks for Encouraging Collaboration and Cooperation among Individuals. CRIWG 2013: 42-60 - [c31]Leonardo Enzo Brito da Silva, José Alfredo Ferreira Costa:
Clustering, Noise Reduction and Visualization Using Features Extracted from the Self-Organizing Map. IDEAL 2013: 242-251 - [c30]Leonardo Enzo Brito da Silva, José Alfredo Ferreira Costa:
Clustering the self-organizing map through the identification of core neuron regions. IJCNN 2013: 1-8 - [c29]Fábio A. Procópio de Paiva, José Alfredo F. Costa, Cláudio R. M. Silva, Ricardo S. França:
Arquitetura de um Sistema de Recomendação Baseado em Ontologia para Anúncios de Carros. ONTOBRAS 2013: 173-178 - [c28]Jackson Gomes de Souza, Edeilson Milhomem da Silva, Parcilene Fernandes Brito, José Alfredo F. Costa, Ana Carolina Salgado, Silvio R. L. Meira:
Using Graph Clustering for Community Discovery in Web-Based Social Networks. ICSI (2) 2013: 120-129 - 2012
- [c27]Leandro A. Pasa, José Alfredo F. Costa, Marcelo C. Tosin, Fábio A. Procópio de Paiva:
Using SOM Maps for Clustering and Visualization of Diamond Films Deposited by HFCVD Process. IBERAMIA 2012: 140-148 - [c26]Fábio A. Procópio de Paiva, José Alfredo F. Costa:
Using SOM to Clustering of Web Sessions Extracted by Techniques of Web Usage Mining. IDEAL 2012: 484-491 - [c25]Alynne C. S. de Queiroz, José Alfredo F. Costa:
Behavior Pattern Recognition in Electric Power Consumption Series Using Data Mining Tools. IDEAL 2012: 522-531 - [c24]Teófilo C. Mattozo, Gutembergue Soares da Silva, André P. Fernandes Neto, José Alfredo F. Costa:
Logistic Regression Applied to Airport Customer Satisfaction Using Hierarchical Quality Model. IDEAL 2012: 558-567 - [c23]Giovani Ângelo S. da Nóbrega, Marco V. M. Navarro, Túlio A. de Lima e Moura, Daiane Soares, José Alfredo F. Costa, Edilene P. Lavor, Regivan H. N. Santiago:
Classification of Pharmaceutical Solid Excipients Using Self-Organizing Maps. IDEAL 2012: 707-716 - [c22]Aluisio I. Rêgo Fontes, Leandro A. Pasa, Vicente A. de Sousa Jr., Fuad M. Abinader Jr., José Alfredo Ferreira Costa, Luiz Felipe Q. Silveira:
Automatic Modulation Classification Using Information Theoretic Similarity Measures. VTC Fall 2012: 1-5 - [e1]Hujun Yin, José Alfredo Ferreira Costa, Guilherme De A. Barreto:
Intelligent Data Engineering and Automated Learning - IDEAL 2012 - 13th International Conference, Natal, Brazil, August 29-31, 2012. Proceedings. Lecture Notes in Computer Science 7435, Springer 2012, ISBN 978-3-642-32638-7 [contents] - 2011
- [c21]Leandro Augusto da Silva, José Alfredo F. Costa:
A Graph Partitioning Approach to SOM Clustering. IDEAL 2011: 152-159 - [c20]Claudio J. F. de Medeiros, José Alfredo Ferreira Costa, Leandro Augusto da Silva:
A Comparison of Dimensionality Reduction Methods Using Topology Preservation Indexes. IDEAL 2011: 437-445 - 2010
- [c19]José Alfredo F. Costa:
Clustering and Visualizing SOM Results. IDEAL 2010: 334-343 - [c18]José Alfredo F. Costa, Hujun Yin:
Gradient-based SOM clustering and visualisation methods. IJCNN 2010: 1-8
2000 – 2009
- 2009
- [c17]Raquel E. Patiño-Escarcina, José Alfredo Ferreira Costa:
A New Segmentation Approach in Structured Self-Organizing Maps for Image Retrieval. IDEAL 2009: 441-448 - [c16]José Alfredo Ferreira Costa, Jackson Gomes de Souza:
Unsupervised Data Clustering and Image Segmentation using Natural Computing Techniques. SMC 2009: 5045-5050 - 2008
- [c15]Sérgio Pinheiro dos Santos, José Alfredo F. Costa:
A Comparison between Hybrid and Non-hybrid Classifiers in Diagnosis of Induction Motor Faults. CSE 2008: 301-306 - [c14]Márcio Leandro Gonçalves, Márcio Luiz De Andrade Netto, José Alfredo F. Costa:
Cluster Analysis of Land-Cover Images Using Automatically Segmented SOMs with Textural Information. IDEAL 2008: 483-490 - [c13]Helton Maia Peixoto, Sheyla de Farias Gomes, Allan de M. Martins, José Alfredo F. Costa:
Classificação da direção do olhar para interatividade humana utilizando processamento de imagens digitais. IHC 2008: 318-319 - [c12]Flavius L. Gorgônio, José Alfredo F. Costa:
Parallel self-organizing maps with application in clustering distributed data. IJCNN 2008: 3276-3283 - [c11]Sérgio Pinheiro dos Santos, José Alfredo F. Costa:
Application of multiple decision trees for condition monitoring in induction motors. IJCNN 2008: 3736-3741 - [c10]Raquel E. Patiño-Escarcina, José Alfredo Ferreira Costa:
The Semantic Clustering of Images and Its Relation with Low Level Color Features. ICSC 2008: 74-79 - 2007
- [c9]Raquel E. Patiño-Escarcina, José Alfredo Ferreira Costa:
Content Based Image Retrieval using a Descriptors Hierarchy. HIS 2007: 228-233 - [c8]Márcio Leandro Gonçalves, Márcio Luiz De Andrade Netto, José Alfredo F. Costa:
A Three-Stage Approach Based on the Self-organizing Map for Satellite Image Classification. ICANN (2) 2007: 680-689 - [c7]José Alfredo F. Costa, Ricardo S. Oliveira:
Cluster Analysis using Growing Neural Gas and Graph Partitioning. IJCNN 2007: 3051-3056 - [c6]Raquel E. Patiño-Escarcina, José Alfredo Ferreira Costa:
An Evaluation of MLP Neural Network Efficiency for Image Filtering. ISDA 2007: 335-340 - 2006
- [c5]Marcílio Carlos Pereira de Souto, Valnaide G. Bittencourt, José Alfredo Ferreira Costa:
An Empirical Analysis of Under-Sampling Techniques to Balance a Protein Structural Class Dataset. ICONIP (3) 2006: 21-29 - [c4]Márcio Leandro Gonçalves, Márcio Luiz De Andrade Netto, José Alfredo Ferreira Costa, Jurandir Zullo Jr.:
Data Clustering using Self-Organizing Maps segmented by Mathematic Morphology and Simplified Cluster Validity Indexes: an application in remotely sensed images. IJCNN 2006: 4421-4428 - 2005
- [c3]Márcio Leandro Gonçalves, Márcio Luiz De Andrade Netto, José Alfredo F. Costa, Jurandir Zullo Jr.:
Automatic remotely sensed data clustering by tree-structured self-organizing maps. IGARSS 2005: 4 - 2003
- [j2]Frederico Carvalho Vieira, Adrião Duarte Dória Neto, José Alfredo F. Costa:
An Efficient Approach to the Travelling Salesman Problem Using Self-Organizing Maps. Int. J. Neural Syst. 13(2): 59-66 (2003) - 2002
- [c2]Frederico Carvalho Vieira, Adrião Duarte Dória Neto, José Alfredo F. Costa:
An Efficient Approach of the SOM Algorithm to the Traveling Salesman Problem. SBRN 2002: 152 - 2001
- [c1]José Alfredo Ferreira Costa, Márcio Luiz De Andrade Netto:
Clustering of complex shaped data sets via Kohonen maps and mathematical morphology. Data Mining and Knowledge Discovery: Theory, Tools, and Technology 2001: 16-27
1990 – 1999
- 1999
- [b1]José Alfredo Ferreira Costa:
Classificação automatica e analise de dados por redes neurais auto-organizaveis. University of Campinas, Brazil, 1999 - [j1]José Alfredo Ferreira Costa, Márcio Luiz De Andrade Netto:
Estimating the Number of Clusters in Multivariate Data by Self-Organizing Maps. Int. J. Neural Syst. 9(3): 195-202 (1999)
Coauthor Index
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