Thierson Couto

2025

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Risk-sensitive optimization of neural deep learning ranking models with applications in ad-hoc retrieval and recommender systems.
Pedro Henrique Silva Rodrigues|Daniel Xavier de Sousa|Celso França|Gestefane Rabbi|Thierson Couto Rosa|Marcos André Gonçalves
Information Processing and Management 2025 Volume 62 Issue 5

2022

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Risk-Sensitive Deep Neural Learning to Rank.
Pedro Henrique Silva Rodrigues|Daniel Xavier de Sousa|Thierson Couto Rosa|Marcos André Gonçalves
SIGIR '22: The 45th International ACM SIGIR Conference on Research and Development in Information Retrieval, Madrid, Spain, July 11 - 15, 2022

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
Information Processing and Management 2021 Volume 58 Issue 3

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
Information Processing and Management 2020 Volume 57 Issue 4
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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

2019

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Risk-Sensitive Learning to Rank with Evolutionary Multi-Objective Feature Selection.
Daniel Xavier de Sousa|Sérgio D. Canuto|Marcos André Gonçalves|Thierson Couto Rosa|Wellington Santos Martins
ACM Transactions on Information Systems (TOIS) 2019 Volume 37 Issue 2
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Similarity-Based Synthetic Document Representations for Meta-Feature Generation in Text Classification.
Sérgio D. Canuto|Thiago Salles|Thierson Couto Rosa|Marcos André Gonçalves
Proceedings of the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2019, Paris, France, July 21-25, 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

2016

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Incorporating Risk-Sensitiveness into Feature Selection for Learning to Rank.
Daniel Xavier de Sousa|Sérgio Daniel Canuto|Thierson Couto Rosa|Wellington Santos Martins|Marcos André Gonçalves
Proceedings of the 25th ACM International Conference on Information and Knowledge Management, CIKM 2016, Indianapolis, IN, USA, October 24-28, 2016

2015

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An Efficient and Scalable MetaFeature-based Document Classification Approach based on Massively Parallel Computing.
Sérgio D. Canuto|Marcos André Gonçalves|Wisllay M. V. dos Santos|Thierson Couto Rosa|Wellington Martins
Proceedings of the 38th International ACM SIGIR Conference on Research and Development in Information Retrieval, Santiago, Chile, August 9-13, 2015

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

2010

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Classifying documents with link-based bibliometric measures.
Thierson Couto|Nivio Ziviani|Pável Calado|Marco Cristo|Marcos André Gonçalves|Edleno Silva de Moura|Wladmir C. Brandão
Discover Computing 2010 Volume 13 Issue 4

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