Ricardo Jose Gabrielli Barreto Campello

Search results

• 2024

  Dimensionality-Aware Outlier Detection

  Anderberg, A., Bailey, J., Campello, R. J. G. B., Houle, M. E., Marques, H. O., Radovanović, M. & Zimek, A., 2024, Proceedings of the 2024 SIAM International Conference on Data Mining, SDM 2024. Shekhar, S., Papalexakis, V., Gao, J., Jiang, Z. & Riondato, M. (eds.). Society for Industrial and Applied Mathematics, p. 652-660 9 p.

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Outlier Detection 100%
  • Intrinsic Dimensionality 100%
  • Dimensionality 100%
  • Outlier Detection Method 100%
  • Outlier 100%
• 2022

  CORE-SG: Efficient Computation of Multiple MSTs for Density-Based Methods

  Neto, A. C. A., Naldi, M. C., Campello, R. J. G. B. & Sander, J., 2022, Proceedings - 2022 IEEE 38th International Conference on Data Engineering, ICDE 2022. IEEE, p. 951-964 (Proceedings of the International Conference on Data Engineering, Vol. 2022-May).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Efficient Computation 100%
  • Minimum Spanning Tree 100%
  • Experimental Result 33%
  • Data Show 33%
  • Real Data 33%

• Similarity-Based Unsupervised Evaluation of Outlier Detection

  Marques, H. O., Zimek, A., Campello, R. J. G. B. & Sander, J., 2022, Similarity Search and Applications - 15th International Conference, SISAP 2022, Proceedings. Skopal, T., Lokoč, J., Falchi, F., Sapino, M. L., Bartolini, I. & Patella, M. (eds.). Springer Science+Business Media, p. 234-248 (Lecture Notes in Computer Science, Vol. 13590 LNCS).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Outlier Detection 100%
  • Cluster Analysis 50%
  • Synthetic Datasets 50%
  • Data Mining Research 50%
  • Time Performance 50%
• 2021

  Model-Based Clustering with HDBSCAN*

  Strobl, M., Sander, J., Campello, R. J. G. B. & Zaïane, O., 2021, Machine Learning and Knowledge Discovery in Databases - European Conference, ECML PKDD 2020, Proceedings. Hutter, F., Kersting, K., Lijffijt, J. & Valera, I. (eds.). Springer, p. 364-379 (Lecture Notes in Computer Science, Vol. 12458).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Gaussian Mixture Model 100%
  • Model-Based Clustering 100%
  • Model Selection 50%
  • Expectation-Maximization Algorithm 50%
  • Superiority 50%

• Non-parametric Semi-supervised Learning by Bayesian Label Distribution Propagation

  Gøttcke, J. M. N., Zimek, A. & Campello, R. J. G. B., 2021, Similarity Search and Applications: 14th International Conference. Reyes, N., Connor, R., Kriege, N., Kazempour, D., Bartolini, I., Schubert, E. & Chen, J.-J. (eds.). Springer Science+Business Media, p. 118-132 (Lecture Notes in Computer Science, Vol. 13058 LNCS).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  Open Access

  File

  • Unlabeled Data 100%
  • Semisupervised Learning 100%
  • Label Distribution 100%
  • Supervised Classification 50%
  • Classification Method 50%
  67 Downloads (Pure)
• 2019

  A modularity-based measure for cluster selection from clustering hierarchies

  dos Anjos, F. D. A. R., Gertrudes, J. C., Sander, J. & Campello, R. J. G. B., 2019, Data Mining - 16th Australasian Conference, AusDM 2018, Revised Selected Papers. Zhao, Y., Stirling, D., Koh, Y. S., Islam, Z., Warwick, G., Li, C.-T. & Islam, R. (eds.). Springer, p. 253-265 (Communications in Computer and Information Science, Vol. 996).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Clustering Algorithm 100%
  • Complex Networks 100%
  • Optimization Criterion 100%
  • High Dimensional Data 100%
  • Hierarchical Level 100%
• 2018

  A unified framework of density-based clustering for semi-supervised classification

  Gertrudes, J. C., Zimek, A., Sander, J. & Campello, R. J. G. B., 9. Jul 2018, Proceedings of the 30th International Conference on Scientific and Statistical Database Management: SSDBM '18. Bohlen, M., Gamper, J., Kroger, P. & Sacharidis, D. (eds.). Association for Computing Machinery, 12 p. 11

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Supervised Classification 100%
  • Unified Framework 100%
  • Big Data 33%
  • Experimental Result 33%
  • Building-Blocks 33%

• Case recommender: A flexible and extensible python framework for recommender systems

  Da Costa, A., Fressato, E., Neto, F., Manzato, M. & Campello, R., 27. Sept 2018, RecSys 2018 - 12th ACM Conference on Recommender Systems. Association for Computing Machinery, p. 494-495

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Recommender Systems 100%
  • Open Source 50%
  • And-States 50%
  • Recommendation Engine 50%

• CoRec: A co-training approach for recommender systems

  Da Costa, A. F., Manzato, M. G. & Campello, R. J. G. B., 9. Apr 2018, Proceedings of the 33rd Annual ACM Symposium on Applied Computing, SAC 2018. Association for Computing Machinery, p. 696-703

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Recommender Systems 100%
• 2017

  Efficient computation of multiple density-based clustering hierarchies

  Neto, A. C. A., Sander, J., Campello, R. J. G. B. & Nascimento, M. A., 15. Dec 2017, Proceedings - 17th IEEE International Conference on Data Mining, ICDM 2017. Karypis, G., Alu, S., Raghavan, V., Wu, X. & Miele, L. (eds.). IEEE, p. 991-996 (Proceedings of the IEEE International Conference on Data Mining, ICDM, Vol. 2017-November).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Clustering Method 100%
  • Hierarchical Organization 100%
  • Data Distribution 100%
  • Efficient Computation 100%
  • Hierarchical Clustering 100%
• 2016

  A cluster based hybrid feature selection approach

  Jaskowiak, P. A. & Campello, R. J. G. B., 2. Mar 2016, Proceedings - 2015 Brazilian Conference on Intelligent Systems, BRACIS 2015. IEEE, p. 43-48 7423993

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Feature Selection 100%
  • Feature Extraction 100%
  • Classification Performance 33%
  • Preprocessing Step 33%
  • Hybrid Approach 33%

• Active semi-supervised classification based on multiple clustering hierarchies

  Batista, A. J. L., Campello, R. J. G. B. & Sander, J., 22. Dec 2016, Proceedings - 3rd IEEE International Conference on Data Science and Advanced Analytics, DSAA 2016. IEEE, p. 11-20 7796886

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Supervised Classification 100%
  • Unlabeled Data 100%
  • Experimental Result 50%
  • Sampling Algorithm 50%
  • Starting Point 50%

• Exploiting different users' interactions for profiles enrichment in recommender systems

  Da Costa, A. F., Martins, R. D., Manzato, M. G. & Campello, R. J. G. B., 4. Apr 2016, 2016 Symposium on Applied Computing, SAC 2016. Association for Computing Machinery, p. 1080-1082

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • User Preference 100%
  • User Interaction 100%
  • Recommender Systems 100%

• Group-based collaborative filtering supported by multiple users' feedback to improve personalized ranking

  Da Costa, A. F., Manzato, M. G. & Campello, R. J. G. B., 8. Nov 2016, WebMedia 2016 - Proceedings of the 22nd Brazilian Symposium on Multimedia and the Web. Association for Computing Machinery, p. 279-286

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Collaborative Filtering 100%
  • Experimental Result 50%
  • User Preference 50%
  • Traditional Model 50%
  • Recommender Systems 50%

• On the Evaluation of Outlier Detection and One-Class Classification Methods

  Swersky, L., Marques, H. O., Sander, J., Campello, R. J. G. B. & Zimek, A., 2016, 3rd IEEE International Conference on Data Science and Advanced Analytics : DSAA 2016 . Bilof, R. (ed.). IEEE Press, Vol. 2016. p. 1-10

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Outlier Detection 100%
  • Classification Method 100%
  • Outlier Detection Method 100%
  • Class Classification 100%
  • Performance Measure 33%
• 2014

  Active learning strategies for semi-supervised DBSCAN

  Li, J., Sander, J., Campello, R. & Zimek, A., 2014, Advances in Artificial Intelligence: Proceedings of the 27th Canadian Conference on Artificial Intelligence. Sokolova, M. & van Beek, P. (eds.). Springer, p. 179-190 (Lecture Notes in Computer Science, Vol. 8436).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Active Learning 100%
  • Clustering Algorithm 33%
  • Natural Cluster 33%
  • Representative Object 33%
  • Laplace Operator 33%

• Data perturbation for outlier detection ensembles

  Zimek, A., Campello, R. J. G. B. & Sander, J., 2014, Proceedings of the 26th International Conference on Scientific and Statistical Database Management. Association for Computing Machinery, 12 p. 13

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Outlier Detection 100%
  • Outlier 40%
  • Research Direction 20%
  • Data Mining 20%
  • Ensemble Technique 20%

• Density-based clustering validation

  Moulavi, D., Jaskowiak, P. A., Campello, R. J. G. B., Zimek, A. & Sander, J., 2014, Proceedings of the 2014 SIAM International Conference on Data Mining. Zaki, M., Obradovic, Z., Ning-Tan, P., Banerjee, A., Kamath, C. & Parthasarathy, S. (eds.). Society for Industrial and Applied Mathematics, p. 839-847

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  Open Access

  • Clustering Algorithm 100%
  • Clustering Result 100%
  • Quantitative Assessment 50%
  • Density Function 50%
  • Clustering Quality 50%

• Model selection for semi-supervised clustering

  Pourrajabi, M., Zimek, A., Moulavi, D., Sander, J., Campello, R. J. G. B. & Goebel, R., 2014, Advances in Database Technology - EDBT 2014: Proc. 17th International Conference on Extending Database Technology. Leroy, V., Christophides, V., Christophides, V., Idreos, S., Kementsietsidis, A., Garofalakis, M. & Amer-Yahia, S. (eds.). OpenProceedings, p. 331-342

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  Open Access

  File

  • Supervised Clustering 100%
  • Model Selection 100%
  • Cross-Validation 50%
  • clustering approach 20%
  • Clustering Method 20%
  58 Downloads (Pure)
• 2013

  Density-based clustering based on hierarchical density estimates

  Campello, R. J. G. B., Moulavi, D. & Sander, J., 2013, Advances in Knowledge Discovery and Data Mining - 17th Pacific-Asia Conference, PAKDD 2013, Proceedings. Pei, J., Tseng, V., Cao, L., Motoda, H. & Xu, G. (eds.). Springer, Vol. PART 2. p. 160-172 (Lecture Notes in Computer Science; No. PART 2, Vol. 7819 LNAI).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Clustering Method 100%
  • Density Estimate 100%
  • Density Threshold 50%
  • Cluster Stability 50%
  • Hierarchical Clustering 50%

• Distributed K-means clustering with low transmission cost

  Naldi, M. C. & Campello, R. J. G. B., 2013, Proceedings - 2013 Brazilian Conference on Intelligent Systems, BRACIS 2013. IEEE, p. 70-75 6726428

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Distributed Version 100%
  • K-Means Clustering 100%
  • Asymptotic Complexity 50%
  • Complexity Analysis 50%
  • Clustering Algorithm 50%

• On the combination of relative clustering validity criteria

  Vendramin, L., Jaskowiak, P. A. & Campello, R. J. G. B., 2013, SSDBM 2013 - Proceedings of the 25th International Conference on Scientific and Statistical Database Management. Association for Computing Machinery, 4

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Criterion Validity 100%
  • Data Partition 50%
  • Database Application 25%
  • Clustering Algorithm 25%
  • Data Mining 25%

• Subsampling for efficient and effective unsupervised outlier detection ensembles

  Zimek, A., Gaudet, M., Campello, R. J. G. B. & Sander, J., 11. Aug 2013, Proceedings of the 19th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining. Ghani, R., Senator, T. E., Bradley, P., Parekh, R. & He, J. (eds.). Association for Computing Machinery, p. 428-436

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Outlier Detection 100%
  • Side Effect 100%
  • Research Direction 25%
  • Data Mining 25%
  • Ensemble Technique 25%
• 2012

  Combining information from distributed evolutionary k-means

  Coelho Naldi, M. & Campello, R. J. G. B., 2012, Proceedings - 2012 Brazilian Conference on Neural Networks, SBRN 2012. IEEE, p. 43-48 6374822. (Proceedings - Brazilian Symposium on Neural Networks, SBRN).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Asymptotic Complexity 100%
  • Complexity Analysis 100%
  • Large Data Set 100%
  • Data Mining Algorithm 100%
  • Comparative Evaluation 100%

• Evaluating correlation coefficients for clustering gene expression profiles of cancer

  Jaskowiak, P. A., Campello, R. J. G. B. & Costa, I. G., 2012, Advances in Bioinformatics and Computational Biology - 7th Brazilian Symposium on Bioinformatics, BSB 2012, Proceedings. Springer, p. 120-131 (Lecture Notes in Computer Science, Vol. 7409 LNBI).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Proximity Measure 100%
  • Gene Expression Profile 100%
  • Pearsons Linear Correlation Coefficient 100%
  • correlation coefficient ρ 100%
  • Gene Expression 100%

• Relative validity criteria for community mining algorithms

  Rabbany, R., Takaffoli, M., Fagnan, J., Zäiane, O. R. & Campello, R. J. G. B., 2012, Proceedings of the 2012 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining, ASONAM 2012. IEEE, p. 258-265 6425753

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Data Mining 100%
  • World Application 100%
  • Common Practice 100%
  • Clustered Data 100%
  • Considerable Number 100%
• 2011

  Automatic aspect discrimination in relational data clustering

  Horta, D. & Campello, R. J. G. B., 2011, Proceedings of the 2011 11th International Conference on Intelligent Systems Design and Applications, ISDA'11. IEEE, p. 522-529 6121709. (International Conference on Intelligent Systems Design and Applications, ISDA).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Clustered Data 100%
  • Relational Data 100%
  • Clustering Algorithm 50%
  • clustering approach 50%
  • Artificial Data 50%

• Comparing correlation coefficients as dissimilarity measures for cancer classification in gene expression data

  Jaskowiak, P. A. & Campello, R. J. G. B., 2011, Proceedings of the Brazilian Symposium on Bioinformatics. p. 1-8

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research

• Distributed fuzzy clustering with automatic detection of the number of clusters

  Vendramin, L., Campello, R. J. G. B., Coletta, L. F. S. & Hruschka, E. R., 2011, International Symposium on Distributed Computing and Artificial Intelligence. Abraham, A., Rodriguez, J. M. C., Gonzalez, S. R. & Paz Santana, J. (eds.). Berlin: Springer, p. 133-140 (Advances in Intelligent and Soft Computing, Vol. 91).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Fuzzy Clustering 100%
  • Automatic Detection 100%
  • fuzzy c mean 50%
  • Clustered Data 50%
  • Criterion Validity 50%

• Optimization of Volterra models with asymmetrical kernels based on generalized orthonormal functions

  Braga, M. F., MacHado, J. B., Campello, R. J. G. B. & Do Amaral, W. C., 2011, 2011 19th Mediterranean Conference on Control and Automation, MED 2011. IEEE, p. 1052-1058 5983003

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Orthonormal Basis 100%
  • Orthonormal Function 100%
  • Volterra Model 100%
  • Search Direction 50%
  • Function Parameter 25%
• 2010

  A comparative study on the use of correlation coefficients for redundant feature elimination

  Jaskowiak, P. A., Campello, R. J. G. B., Covões, T. F. & Hruschka, E. R., 2010, Proceedings - 2010 11th Brazilian Symposium on Neural Networks, SBRN 2010. IEEE, p. 13-18 5715206. (Proceedings - Brazilian Symposium on Neural Networks, SBRN).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Clustering Algorithm 100%
  • Application Scenario 100%
  • Feature Selection 100%
  • Clustering Result 100%
  • correlation coefficient ρ 100%

• Fuzzy Clustering-Based Filter

  Coletta, L. F. S., Hruschka, E. R., Covoes, T. F. & Campello, R. J. G. B., 2010, Information Processing and Management of Uncertainty in Knowledge-Based Systems Theory and Methods: 13th International Conference, IPMU 2010 Dortmund, Germny, June 28-July 2, 2010 Proceedings,ParT1. Hullermeier, E., Kruse, R. & Hoffmann, F. (eds.). Springer, p. 406-415 (Communications in Computer and Information Science, Vol. 80 PART 1).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Fuzzy Clustering 100%
  • Classification Task 20%
  • Data Mining Algorithm 20%
  • Fuzzy Partition 20%
  • clustering process 20%

• Robust expansion of uncertain volterra kernels into orthonormal series

  Da Rosa, A., Campello, R. J. G. B., Ferreira, P. A. V., Oliveira, G. H. C. & Amaral, W. C., 2010, Proceedings of the 2010 American Control Conference, ACC 2010. IEEE, p. 5465-5470 5530965. (Proceedings of the American Control Conference).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Linear System 100%
  • Orthonormal Basis 100%
  • Impulse Response 100%
  • Expansion Coefficient 100%
  • Linear Systems 100%
• 2009

  Comparison among Methods for k Estimation in k-means

  Naldi, M. C., Fontana, A. & Campello, R. J. G. B., 2009, ISDA 2009 - 9th International Conference on Intelligent Systems Design and Applications. IEEE, p. 1006-1013 5364434. (International Conference on Intelligent Systems Design and Applications, ISDA).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Data Mining 100%
  • Algorithmic Approach 100%
  • Synthetic Data 100%
  • Computational Efficiency 100%
  • Dimensional Problem 100%

• Fast evolutionary algorithms for relational clustering clustering

  Horta, D. & Campello, R. J. G. B., 2009, ISDA 2009 - 9th International Conference on Intelligent Systems Design and Applications. IEEE, p. 1456-1462 5363381. (International Conference on Intelligent Systems Design and Applications, ISDA).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Relational Data 100%
  • Relational Clustering 100%
  • Evolutionary Algorithm 100%
  • Clustering Algorithm 50%
  • Real Data Sets 50%

• On the comparison of relative clustering validity criteria

  Vendramin, L., Campello, R. J. G. B. & Hruschka, E. R., 2009, Society for Industrial and Applied Mathematics - 9th SIAM International Conference on Data Mining 2009, Proceedings in Applied Mathematics 133. p. 729-740

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Criterion Validity 100%
  • Cluster Analysis 20%
  • Data Partition 20%
• 2008

  A robust methodology for comparing performances of clustering validity criteria

  Vendramin, L., Campello, R. J. G. B. & Hruschka, E. R., 2008, Advances in Artificial Intelligence - SBIA 2008 - 19th Brazilian Symposium on Artificial Intelligence, Proceedings. Springer, p. 237-247 (Lecture Notes in Computer Science, Vol. 5249 LNAI).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Criterion Validity 100%
  • Data Partition 100%
• 2007

  A fuzzy variant of an evolutionary algorithm for clustering

  Alves, V. S., Campello, R. J. G. B. & Hruschka, E. R., 2007, 2007 IEEE International Conference on Fuzzy Systems, FUZZY. IEEE, 4295395. (IEEE International Conference on Fuzzy Systems).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Evolutionary Algorithm 100%
  • Local Search Algorithm 33%
  • Complexity Analysis 33%
  • Computational Experiment 33%
  • Cluster Validity 33%

• Design of OBF-TS fuzzy models based on multiple clustering validity criteria

  Machado, J. B., Amaral, W. C. & Campello, R. J. G. B., 2007, Proceedings 19th IEEE International Conference on Tools with Artificial Intelligence, ICTAI 2007. IEEE, p. 336-339 4410401. (Proceedings of the International Conference on Tools with Artificial Intelligence, ICTAI, Vol. 2).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Criterion Validity 100%
  • Nonlinear System 100%
  • Input/Output 50%
  • Effective Approach 50%
  • Fuzzy Clustering 50%
• 2006

  A learning object on computational intelligence

  Reis, F. A. P., Félix, Í. C., Stanzani, S. L., Campello, R. J. G. B., De Castro, L. N., Senger, H. & Rosatelli, M. C., 2006, Proceedings - Sixth International Conference on Advanced Learning Technologies, ICALT 2006. IEEE, p. 33-35 1652358. (Proceedings - International Conference on Advanced Learning Technologies (ICALT)).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Learning Objects 100%
  • Artificial Intelligence 100%
  • Learning Course 33%
  • Distance Learning 33%
  • Undergraduate Course 33%

• GA optimization of generalized OBF TS fuzzy models with global and local estimation approaches

  Medeiros, A. V., Amaral, W. C. & Campello, R. J. G. B., 2006, 2006 IEEE International Conference on Fuzzy Systems. IEEE, p. 1835-1842 1681955. (IEEE International Conference on Fuzzy Systems).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Basis Function 100%
  • Genetic Algorithm 100%
  • Orthonormal Basis 100%
  • Fuzzy Model 100%
  • Orthonormal Basis Function 100%

• GA optimization of OBF TS fuzzy models with linear and non linear local models

  Medeiros, A. V., Amaral, W. C. & Campello, R. J. G. B., 2006, Proceedings of the Ninth Brazilian Symposium on Neural Networks, SBRN'06. IEEE, p. 66-71 4026812. (Proceedings - Brazilian Symposium on Neural Networks, SBRN).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Basis Function 100%
  • Genetic Algorithm 100%
  • Orthonormal Basis 100%
  • Fuzzy Model 100%
  • Local Model 100%

• Towards a fast evolutionary algorithm for clustering

  Alves, V. S., Campello, R. J. G. B. & Hruschka, E. R., 2006, 2006 IEEE Congress on Evolutionary Computation, CEC 2006. IEEE, p. 1776-1783 1688522. (IEEE Transactions on Evolutionary Computation).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Clustering 100%
  • Evolutionary Algorithms 100%
  • Evolutionary Algorithm 100%
  • Fitness Function 33%
  • Statistical Analysis 16%
• 2005

  Choice of free parameters in expansions of discrete-time volterra models using Kautz functions

  Da Rosa, A., Amaral, W. C. & Campello, R. J. G. B., 1. Dec 2005, Proceedings of the 16th IFAC World Congress, IFAC 2005. IFAC Secretariat, p. 761-766 (IFAC Proceedings Volumes, Vol. 16).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Free Parameter 100%
  • Upper Bound 100%
  • Discrete Time 100%
  • Optimal Choice 100%
  • Orthonormal Function 100%

• Fuzzy silhouette: an alternative cluster validity measure

  J. G. B. Campello, R. & Hruschka, E. R., 2005, Proceedings of the Eleventh International Fuzzy Systems Association World Congress. Vol. I.

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
• 2004

  Control of a bioprocess using orthonormal basis function fuzzy models

  Campello, R. J. G. B., Meleiro, L. A. C. & Amaral, W. C., 2004, 2004 IEEE International Conference on Fuzzy Systems - Proceedings. IEEE, p. 801-806 (IEEE International Conference on Fuzzy Systems, Vol. 2).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Nonlinear System 100%
  • Predictive Control Scheme 100%

• Evolutionary algorithms for clustering gene-expression data

  Hruschka, E. R., De Castro, L. N. & Campello, R. J. G. B., 2004, Proceedings - Fourth IEEE International Conference on Data Mining, ICDM 2004. Rastogi, R., Morik, K., Bramer, M. & Wu, X. (eds.). IEEE, p. 403-406

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Gene Expression Data 100%
  • Evolutionary Algorithm 100%
  • Genetic Algorithm 66%
  • Modified Version 33%
  • Optimal Partition 33%

• Evolutionary search for optimal fuzzy C-means clustering

  Hruschka, E. R., Campello, R. J. G. B. & De Castro, L. N., 2004, 2004 IEEE International Conference on Fuzzy Systems - Proceedings. IEEE, p. 685-690 (IEEE International Conference on Fuzzy Systems, Vol. 2).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Speed-up 100%
  • Search Engine 100%
  • Search Space 100%
  • Clustering Task 100%
  • Initial Position 100%

• Improving the efficiency of a clustering genetic algorithm

  Hruschka, E. R., Campello, R. J. G. B. & De Castro, L. N., 2004, Advances in Artificial Intelligence -- IBERAMIA 2004. Lemaître, C., Reyes, C. A. & Gonzales, J. A. (eds.). Springer, p. 861-870 (Lecture Notes in Computer Science).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Genetic Algorithm 100%
  • Clustering Method 33%
  • Hierarchical Method 33%
• 2002

  Identification of a multivariate fermentation process using constructive learning

  Meleiro, L. A. C., Campello, R. J. G. B., Filho, R. M. & Von Zuben, F. J., 2002, Proceedings - 7th Brazilian Symposium on Neural Networks, SBRN 2002. IEEE, p. 19-24 1181429. (Proceedings - Brazilian Symposium on Neural Networks, SBRN, Vol. 2002-January).

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  • Learning Algorithm 100%
  • Activation Function 100%
  • Hidden Neuron 100%
  • Neural Network 100%
  • Nodes 33%