Publications and Resources

XAVIER, C. C. 2018. Polarity Classification of Traffic Related Tweets . Proceedings of the XV Encontro Nacional de Inteligência Artificial e Computacional (ENIAC). To be published. (Apresentação)

XAVIER, C. C. ; SOUZA, M. 2018. Extração e Classificação de Dados Semânticos do Twitter. In Livro de Minicursos do Webmedia 2018. XXIV Simpósio Brasileiro de Sistemas Multimídia e Web. To be published. (Apresentação)

XAVIER, C. C. ; LIMA, V. L. S.; SOUZA, M. Open information extraction based on lexical semantics. Journal of the Brazilian Computer Society, 2015. (article)

XAVIER, C. C. Learning Non-Verbal Relations Under Open Information Extraction Paradigm. Doctoral dissertation, Faculty of Informatics, PUCRS, 2014, 219 p. (download)

XAVIER, C. C. ; LIMA, V. L. S. . Boosting Open Information Extraction with Noun-Based Relations. In: Ninth International Conference on Language Resources and Evaluation (LREC'14), 2014, Reykjavik. Proceedings of the Ninth International Conference on Language Resources and Evaluation (LREC'14), 2014. p. 96-100. (download)

XAVIER, C. C. ; LIMA, V. L. S.; SOUZA, M. Open Information Extraction Based on Lexical-Syntactic Patterns. In: Brazilian Conference on Intelligent Systems (BRACIS 2013), Fortaleza, Brazil, October 19-24, 2013. (download)

XAVIER, C. C. ; LIMA, V. L. S. . A Method for Automatically Extracting Domain Semantic Networks from Wikipedia. In: Portuguese Language 10th International Conference, PROPOR 2012, 2012, Coimbra. Computational Processing of the Portuguese Language 10th International Conference, PROPOR 2012, Coimbra, Portugal, April 17-20, 2012. Proceedings. Berlin Heidelberg: Springer-Verlag, 2012. p. 93-98.

XAVIER, C. C. ; LIMA, V. L. S. . Declaração de Pesquisa: Extração Automática de Ontologias da Wikipédia. In: Encontro Iberoamericano sobre Pesquisa Ontológica (CITA 2011), 2011, Gramado. Anais do Encontro Iberoamericano sobre Pesquisa Ontológica (CITA 2011), 2011.

GOULART, R;  LIMA, V. L. S.; XAVIER, C. C. A systematic review of named entity recognition in biomedical texts. Journal of the Brazilian Computer Society (Impresso), v. 17, p. 103-116, 2011.

XAVIER, C. C.; LIMA, V. L. S. A Semi-Automatic Method for Domain Ontology Extraction from Portuguese Language Wikipedia's Categories. In: 20th SBIA - Brazilian Symposium on Artificial Intelligence (SBIA 2010), São Bernardo do Campo, SP. 2010.

 XAVIER, C. C. ; LIMA, V. L. S. Construção de uma Estrutura Ontológica de Domínio a partir da Wikipédia. In: The 7th Brazilian Symposium in Information and Human Language Technology, 2009, São Carlos, SP. Anais, 2009, 2009.

XAVIER, C. C. ; LIMA, V. L. S. Extração de Estruturas Ontológicas a partir da Wikipédia em Língua Portuguesa. In: IX Workshop de Teses e Dissertações, 2009, Fortaleza. WebMedia (Simpósio Brasileiro de Sistemas Multimídia e Web), 2009. v. 2.

XAVIER, C. C. ; LIMA, V. L. S. Construção de Ontologias Baseadas na Wikipédia. In: 8º Encontro do CELSUL, 2008, Porto Alegre. Círculo de Estudos Lingüísticos do Sul - CELSUL. Pelotas : Editora da Universidade Católica de Pelotas, 2008.

XAVIER, C. C. . Análise Sintática e Funcional do Sintagma Nominal. In: Salão de Iniciação Científica - UFRGS, 2000, Porto Alegre. Ciências Exatas e da Terra, 2000. v. 1. p. 45-45.

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XAVIER, C. C. ; LIMA, V. L. S. A Method for Automatically Extracting Domain Semantic Networks from Wikipedia. In: Portuguese Language 10th International Conference, PROPOR 2012, 2012, Coimbra. Computational Processing of the Portuguese Language 10th International Conference, PROPOR 2012, Coimbra, Portugal, April 17-20, 2012. Proceedings. Berlin Heidelberg : Springer-Verlag, 2012. p. 93-98.  Apr 18, 2012, 11:43 AM Clarissa CX
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XAVIER, C. C. ; LIMA, V. L. S.; SOUZA, M. Open Information Extraction Based on Lexical-Syntactic Patterns. In: Brazilian Conference on Intelligent Systems (BRACIS 2013), Fortaleza, Brazil, October 19-24, 2013.   129k v. 2 Sep 27, 2013, 3:31 PM Clarissa CX
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XAVIER, C. C. ; LIMA, V. L. S. . A Method for Automatically Extracting Domain Semantic Networks from Wikipedia. In: Portuguese Language 10th International Conference, PROPOR 2012, 2012, Coimbra. Computational Processing of the Portuguese Language 10th International Conference, PROPOR 2012, Coimbra, Portugal, April 17-20, 2012. Poster.   331k v. 3 Apr 18, 2012, 11:34 AM Clarissa CX
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Xavier, C. C.; Lima, V. L. S. "Declaração de Pesquisa: Extração Automática de Ontologias da Wikipédia". In: Encontro Iberoamericano sobre Pesquisa Ontológica (CITA 2011), 2011.  56k v. 2 May 10, 2011, 10:35 AM Clarissa CX
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PhD Thesis: LEARNING NON-VERBAL RELATIONS UNDER OPEN INFORMATION EXTRACTION PARADIGM  1947k v. 1 May 19, 2015, 1:42 PM Clarissa CX
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XAVIER, C. C. ; SOUZA, M. 2018. Extração e Classificação de Dados Semânticos do Twitter. In Livro de Minicursos do Webmedia 2018. XXIV Simpósio Brasileiro de Sistemas Multimídia e Web. To be published.  3849k v. 1 Oct 21, 2018, 5:48 PM Clarissa CX
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Xavier, C. C.“Extração de estruturas ontológicas de domínio da wikipédia em língua portuguesa". Diss. (Mestrado) – Fac. de Informática, PUCRS. Porto Alegre, 2010.  1892k v. 2 Aug 9, 2010, 1:31 PM Clarissa CX
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XAVIER, C. C. 2018. Polarity Classification of Traffic Related Tweets . Proceedings of the XV Encontro Nacional de Inteligência Artificial e Computacional (ENIAC). To be published.  383k v. 1 Oct 21, 2018, 5:42 PM Clarissa CX
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XAVIER, C. C. ; LIMA, V. L. S.; SOUZA, M. Open Information Extraction Based on Lexical-Syntactic Patterns. Slide Presentation. In: Brazilian Conference on Intelligent Systems (BRACIS 2013), Fortaleza, Brazil, October 19-24, 2013.    431k v. 1 Oct 17, 2013, 12:51 PM Clarissa CX
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XAVIER, C. C. ; LIMA, V. L. S. . Boosting Open Information Extraction with Noun-Based Relations. In: Ninth International Conference on Language Resources and Evaluation (LREC'14), 2014, Reykjavik. Proceedings of the Ninth International Conference on Language Resources and Evaluation (LREC'14), 2014. p. 96-100.  441k v. 1 Oct 16, 2014, 7:04 AM Clarissa CX
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Goulart, R. R. V., Strube, V., Xavier, C. "A systematic review of named entity recognition in biomedical texts". Journal of the Brazilian Computer Society (Impresso), Volume 17, Number 2, 103-116, 2011. DOI: 10.1007/s13173-011-0031-9  Jun 28, 2011, 12:17 PM Clarissa CX
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Xavier, C. C.; Lima, V. L. S. “A Semi-Automatic Method for Domain Ontology Extraction from Portuguese Language Wikipedia's Categories”. In: 20th SBIA - Brazilian Symposium on Artificial Intelligence (SBIA 2010), 2010.  131k v. 2 Aug 9, 2010, 1:28 PM Clarissa CX
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Xavier, C. C.; Lima, V. L. S. “Construção de uma Estrutura Ontológica de Domínio a partir da Wikipédia”. In: 7th Brazilian Symposium in Information and Human Language Technology (STIL 2009), 2009.  279k v. 2 Aug 9, 2010, 1:26 PM Clarissa CX
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Xavier, C. C.; Lima, V. L. S. “Extração de Estruturas Ontológicas a partir da Wikipédia em Língua Portuguesa”. In: 9º Workshop de Teses e Dissertações do Webmedia (WTD 2009), 2009. CD-ROM.  164k v. 2 Aug 9, 2010, 1:26 PM Clarissa CX
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