José Alfredo F. Costa

Publication Activity (10 Years)

Years Active: 2002-2023
Publications (10 Years): 8

Top Topics

Temporal Data Mining

Social Networks

Cluster Validity

Graph Clustering

Top Venues

Publications

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)
João Pedro Lima, José Alfredo F. Costa
Comparing Clustering Techniques on Brazilian Legal Document Datasets. HAIS (2022)
José Alfredo F. Costa, Nestor D. Lucena
Self-organizing maps applied to analysis of state energy balances. LA-CCI (2019)
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)
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) (2017)
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)
Leandro Antonio Pasa, José Alfredo F. Costa, Marcial Guerra de Medeiros
Fusion of Self-Organizing Maps with Different Sizes. IDEAL (2015)
Leandro Antonio Pasa, José Alfredo F. Costa, Marcial Guerra de Medeiros
Self-Organizing Maps Fusion: An Approach to Different Size Maps. HAIS (2015)
Leandro Antonio Pasa, José Alfredo F. Costa, Marcial Guerra de Medeiros
Fusion of Kohonen Maps Ranked by Cluster Validity Indexes. HAIS (2014)
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)
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)
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)
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)
Alynne C. S. de Queiroz, José Alfredo F. Costa
Behavior Pattern Recognition in Electric Power Consumption Series Using Data Mining Tools. IDEAL (2012)
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)
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)
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)
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)
Leandro A. Silva, José Alfredo F. Costa
A Graph Partitioning Approach to SOM Clustering. IDEAL (2011)
José Alfredo F. Costa, Hujun Yin
Gradient-based SOM clustering and visualisation methods. IJCNN (2010)
José Alfredo F. Costa
Clustering and Visualizing SOM Results. IDEAL (2010)
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)
Sérgio Pinheiro dos Santos, José Alfredo F. Costa
A Comparison between Hybrid and Non-hybrid Classifiers in Diagnosis of Induction Motor Faults. CSE (2008)
Flavius L. Gorgônio, José Alfredo F. Costa
Parallel self-organizing maps with application in clustering distributed data. IJCNN (2008)
Sérgio Pinheiro dos Santos, José Alfredo F. Costa
Application of multiple decision trees for condition monitoring in induction motors. IJCNN (2008)
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)
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)
José Alfredo F. Costa, Ricardo S. Oliveira
Cluster Analysis using Growing Neural Gas and Graph Partitioning. IJCNN (2007)
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)
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) (2003)
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)