| 2021 | EPIA | A Comparison of Classification Methods Applied to Legal Text Data. | Digenes Carlos Arajo, Alexandre Lima, Joo Pedro Lima, Jos Alfredo Ferreira Costa |
| 2017 | HAIS | A Personality-Based Recommender System for Semantic Searches in Vehicles Sales Portals. | Fbio A. Procpio de Paiva, Jos Alfredo Ferreira Costa, Cludio R. M. Silva |
| 2014 | CIDM | A density-based clustering of the Self-Organizing Map using graph cut. | Leonardo Enzo Brito da Silva, Jos Alfredo Ferreira Costa |
| 2014 | IJCNN | Clustering of the self-organizing map using particle swarm optimization and validity indices. | Leonardo Enzo Brito da Silva, Jos Alfredo Ferreira Costa |
| 2013 | IJCNN | Clustering the self-organizing map through the identification of core neuron regions. | Leonardo Enzo Brito da Silva, Jos Alfredo Ferreira Costa |
| 2013 | IDEAL | Clustering, Noise Reduction and Visualization Using Features Extracted from the Self-Organizing Map. | Leonardo Enzo Brito da Silva, Jos Alfredo Ferreira Costa |
| 2012 | VTC | Automatic Modulation Classification Using Information Theoretic Similarity Measures. | Aluisio I. Rgo Fontes, Leandro A. Pasa, Vicente A. de Sousa Jr., Fuad M. Abinader Jr., Jos Alfredo Ferreira Costa, Luiz Felipe Q. Silveira |
| 2011 | IDEAL | A Comparison of Dimensionality Reduction Methods Using Topology Preservation Indexes. | Claudio J. F. de Medeiros, Jos Alfredo Ferreira Costa, Leandro Augusto da Silva |
| 2009 | IDEAL | A New Segmentation Approach in Structured Self-Organizing Maps for Image Retrieval. | Raquel E. Patio-Escarcina, Jos Alfredo Ferreira Costa |
| 2009 | SMC | Unsupervised Data Clustering and Image Segmentation using Natural Computing Techniques. | Jos Alfredo Ferreira Costa, Jackson Gomes de Souza |
| 2007 | HIS | Content Based Image Retrieval using a Descriptors Hierarchy. | Raquel E. Patio-Escarcina, Jos Alfredo Ferreira Costa |
| 2007 | ISDA | An Evaluation of MLP Neural Network Efficiency for Image Filtering. | Raquel E. Patio-Escarcina, Jos Alfredo Ferreira Costa |
| 2006 | ICONIP | An Empirical Analysis of Under-Sampling Techniques to Balance a Protein Structural Class Dataset. | Marclio Carlos Pereira de Souto, Valnaide G. Bittencourt, Jos Alfredo Ferreira Costa |
| 2006 | IJCNN | Data Clustering using Self-Organizing Maps segmented by Mathematic Morphology and Simplified Cluster Validity Indexes: an application in remotely sensed images. | Mrcio Leandro Gonalves, Mrcio Luiz De Andrade Netto, Jos Alfredo Ferreira Costa, Jurandir Zullo Jr. |