Leonardo Rocha


2008

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Exploiting temporal contexts in text classification
Leonardo Rocha | Fernando Mourão | Adriano C. M. Pereira | Marcos André Gonçalves | Wagner Meira Jr.
Proceedings of the 17th ACM Conference on Information and Knowledge Management, CIKM 2008, Napa Valley, California, USA, October 26-30, 2008

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Understanding temporal aspects in document classification
Fernando Mourão | Leonardo Rocha | Renata Braga Araújo | Thierson Couto | Marcos André Gonçalves | Wagner Meira Jr.
Proceedings of the International Conference on Web Search and Web Data Mining, WSDM 2008, Palo Alto, California, USA, February 11-12, 2008

2010

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Temporally-aware algorithms for document classification
Thiago Salles | Leonardo Rocha | Gisele L. Pappa | Fernando Mourão | Wagner Meira Jr. | Marcos André Gonçalves
Proceeding of the 33rd International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2010, Geneva, Switzerland, July 19-23, 2010

2014

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On Efficient Meta-Level Features for Effective Text Classification
Sérgio D. Canuto | Thiago Salles | Marcos André Gonçalves | Leonardo Rocha | Gabriel Spada Ramos | Luiz Gonçalves | Thierson Couto Rosa | Wellington Santos Martins
Proceedings of the 23rd ACM International Conference on Conference on Information and Knowledge Management, CIKM 2014, Shanghai, China, November 3-7, 2014

2015

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Parallel Lazy Semi-Naive Bayes Strategies for Effective and Efficient Document Classification
Felipe Viegas | Marcos André Gonçalves | Wellington Martins | Leonardo Rocha
Proceedings of the 24th ACM International Conference on Information and Knowledge Management, CIKM 2015, Melbourne, VIC, Australia, October 19 - 23, 2015

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BROOF: Exploiting Out-of-Bag Errors, Boosting and Random Forests for Effective Automated Classification
Thiago Salles | Marcos André Gonçalves | Victor Rodrigues | Leonardo Rocha
Proceedings of the 38th International ACM SIGIR Conference on Research and Development in Information Retrieval, Santiago, Chile, August 9-13, 2015

2016

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A quantitative analysis of the temporal effects on automatic text classification
Thiago Salles | Leonardo Rocha | Marcos André Gonçalves | Jussara M. Almeida | Fernando Mourão | Wagner Meira Jr. | Felipe Viegas
2016 Volume 67 Issue 7

2018

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Semantically-Enhanced Topic Modeling
Felipe Viegas | Washington Luiz | Christian Gomes | Amir Khatibi | Sérgio D. Canuto | Fernando Mourão | Thiago Salles | Leonardo Rocha | Marcos André Gonçalves
Proceedings of the 27th ACM International Conference on Information and Knowledge Management, CIKM 2018, Torino, Italy, October 22-26, 2018

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A Feature-Oriented Sentiment Rating for Mobile App Reviews
Washington Luiz | Felipe Viegas | Rafael Odon de Alencar | Fernando Mourão | Thiago Salles | Dárlinton B. F. Carvalho | Marcos André Gonçalves | Leonardo Rocha
Proceedings of the 2018 World Wide Web Conference on World Wide Web, WWW 2018, Lyon, France, April 23-27, 2018

2019

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CluWords: Exploiting Semantic Word Clustering Representation for Enhanced Topic Modeling
Felipe Viegas | Sérgio D. Canuto | Christian Gomes | Washington Luiz | Thierson Rosa | Sabir Ribas | Leonardo Rocha | Marcos André Gonçalves
Proceedings of the Twelfth ACM International Conference on Web Search and Data Mining, WSDM 2019, Melbourne, VIC, Australia, February 11-15, 2019

2020

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"Keep it Simple, Lazy" - MetaLazy: A New MetaStrategy for Lazy Text Classification
Luiz Felipe Mendes | Marcos André Gonçalves | Washington Cunha | Leonardo Rocha | Thierson Couto Rosa | Wellington Martins
CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, Virtual Event, Ireland, October 19-23, 2020

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Extended pre-processing pipeline for text classification: On the role of meta-feature representations, sparsification and selective sampling
Washington Cunha | Sérgio D. Canuto | Felipe Viegas | Thiago Salles | Christian Gomes | Vítor Mangaravite | Elaine Resende | Thierson Rosa | Marcos André Gonçalves | Leonardo Rocha
2020 Volume 57 Issue 4

2021

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On the cost-effectiveness of neural and non-neural approaches and representations for text classification: A comprehensive comparative study
Washington Cunha | Vítor Mangaravite | Christian Gomes | Sérgio D. Canuto | Elaine Resende | Cecilia Nascimento | Felipe Viegas | Celso França | Wellington Santos Martins | Jussara M. Almeida | Thierson Rosa | Leonardo Rocha | Marcos André Gonçalves
2021 Volume 58 Issue 3