2015

  • Inferencing in Information Extraction: Techniques and Applications. Denilson Barbosa, Haixun Wang and Cong Yu. In IEEE 31st International Conference on Data Engineering. IEEE, 2015. (To appear). BibTeX
  • Identifying Controversial Wikipedia Articles using Editors Collaboration Networks. Hoda Sepehri-Rad and Denilson Barbosa. ACM Transactions on Intelligent Systems and Technology, 2015. (To appear). BibTeX

2014

  • Robust Entity Linking via Random Walks. Zhaochen Guo and Denilson Barbosa. In 2014 ACM International Conference on Information and Knowledge Management. ACM, 2014. (To appear.). BibTeX
  • Knowledge Base Augmentation using Tabular Data. Yoones A. Sekhavat, Francesco di Paolo, Denilson Barbosa and Paolo Merialdo. In 7th Workshop on Linked Data on the Web. CEUR-WS.org, 2014. PDF WWW BibTeX
  • Entity linking with a unified semantic representation. Zhaochen Guo and Denilson Barbosa. In 23rd International World Wide Web Conference, WWW '14, Seoul, Republic of Korea, April 7-11, 2014, Companion Volume, pp. 1305-1310. ACM, 2014. WWW BibTeX
  • Improving Open Relation Extraction via Sentence Re-Structuring. Jordan Schmidek and Denilson Barbosa. In Proceedings of the Ninth International Conference on Language Resources and Evaluation (LREC'14). European Language Resources Association (ELRA), Reykjavik, Iceland, 2014. PDF WWW BibTeX
  • Sentiment analysis for streams of Web data: A case study of Brazilian financial markets. Bruna Neuenschwander, Adriano Pereira, Wagner Meira Jr. and Denilson Barbosa, 2014. (To appear). BibTeX
  • Using Triads to Identify Local Community Structure in Social Networks. Justin Fagnan, Osmar R. Zaiane and Denilson Barbosa. In IEEE/ACM International Conference on Social Networks Analysis and Mining (ASONAM2014), 2014. BibTeX
  • Extracting Family Relationship Networks from Novels. Aibek Makazhanov, Denilson Barbosa and Grzegorz Kondrak. CoRR, abs/1405.0603, 2014. BibTeX

2013

  • Perspectives on Business Intelligence. Raymond T. Ng, Patricia C. Arocena, Denilson Barbosa, Giuseppe Carenini, Luiz Gomes Jr., Stephan Jou, Rock Anthony Leung, Evangelos Milios, Renee J. Miller, John Mylopoulos, Rachel A. Pottinger, Frank Tompa and Eric YuMorgan and Claypool Publishers, , 2013. WWW BibTeX
  • Pre-Query Discovery of Domain-specific Query Forms: A Survey. Mauricio Moraes, Carlos A. Heuser, Viviane Moreira and Denilson Barbosa. IEEE Transactions on Knowledge and Data Engineering, 25(8):pp. 1830-1848, 2013. WWW BibTeX
  • Effectiveness and Efficiency of Open Relation Extraction. Filipe Mesquita, Jordan Schmidek and Denilson Barbosa. In Proceedings of the 2013 Conference on Empirical Methods in Natural Language Processing, pp. 447-457. Association for Computational Linguistics, October 2013. PDF BibTeX (data; code)
  • Open Information Extraction with Tree Kernels. Ying Xu, Mi-Young Kim, Kevin Quinn, Randy Goebel and Denilson Barbosa. In Proceedings of the 2013 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies, pp. 868-877. Association for Computational Linguistics, Atlanta, Georgia, June 2013. PDF BibTeX
  • Identification of Speakers in Novels. Hua He , Denilson Barbosa and Grzegorz Kondrak. In Proceedings of the 51st Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers), pp. 1312-1320. Association for Computational Linguistics, Sofia, Bulgaria, August 2013. PDF BibTeX
  • Automatically Training Form Classifiers. Mauricio C. Moraes, Carlos A. Heuser, Viviane Pereira Moreira and Denilson Barbosa. In Proceedings of the 14th International Web Information Systems Engineering Conference, pp. 441-453, 2013. WWW BibTeX
  • Shallow Information Extraction for the Knowledge Web. Denilson Barbosa, Haixun Wang and Cong Yu. In IEEE 29th International Conference on Data Engineering. IEEE, 2013. PDF BibTeX
  • SociQL: A Query Language for the SocialWeb. Diego Serrano, Eleni Stroulia, Denilson Barbosa and Victor Guana. In Advances in Network Analysis and its Applications, pp. 381-406. Springer Berlin Heidelberg, 2013. WWW BibTeX

2012

  • Extracting information networks from the blogosphere. Yuval Merhav, Filipe Mesquita, Denilson Barbosa, Wai Gen Yee and Ophir Frieder. ACM Trans. Web, 6(3):pp. 11:1-11:33, oct 2012. WWW BibTeX
  • Leveraging editor collaboration patterns in wikipedia. Hoda Sepehri-Rad, Aibek Makazhanov, Davood Rafiei and Denilson Barbosa. In Proceedings of the 23rd ACM conference on Hypertext and social media, pp. 13-22. ACM, 2012. WWW BibTeX
  • Identifying controversial articles in Wikipedia: A comparative study. Hoda Sepehri-Rad and Denilson Barbosa. In 8th International Symposium on Wikis and Open Collaboration. PDF BibTeX
  • Topic Classification of Blog Posts Using Distant Supervision. Stephanie Husby and Denilson Barbosa. In Proceedings of the Workshop on Semantic Analysis in Social Media, pp. 28-36. Association for Computational Linguistics, Avignon, France, April 2012. PDF WWW BibTeX
  • Automatic Evaluation of Relation Extraction Systems on Large-scale. Mirko Bronzi, Zhaochen Guo, Filipe Mesquita, Denilson Barbosa and Paolo Merialdo. In Proceedings of the Joint Workshop on Automatic Knowledge Base Construction and Web-scale Knowledge Extraction (AKBC-WEKEX), pp. 19-24. Association for Computational Linguistics, Montreal, Canada, June 2012. PDF WWW BibTeX
  • Towards scalable summarization and visualization of large text corpora (abstract only). Tyler Sliwkanich, Douglas Schneider, Aaron Yong, Mitchell Home and Denilson Barbosa. In Proceedings of the ACM SIGMOD International Conference on Management of Data, pp. 863, 2012. BibTeX (Best Undergraduate Poster Award)

2011

  • Efficient Top-k Approximate Subtree Matching in Small Memory. Nikolaus Augsten, Denilson Barbosa, Michael M. Bohlen and Themis Palpanas. IEEE Transactions on Knowledge and Data Engineering, 23:pp. 1123-1137, 2011. WWW BibTeX
  • Access Control Policy Translation, Verification, and Minimization within Heterogeneous Data Federations. Gregory Leighton and Denilson Barbosa. ACM Transactions on Information and System Security, 14(3), 2011. WWW BibTeX
  • Extracting Meta Statements from the Blogosphere. Filipe Mesquita and Denilson Barbosa. In Proceedings of the Fifth International AAAI Conference on Weblogs and Social Media, pp. 225-232. AAAI, 2011. PDF BibTeX
  • Generating Synthetic Database Schemas for Simulation Purposes. Carlos Eduardo Pires, Priscilla Vieira, Marcio Saraiva and Denilson Barbosa. In Proceedings of the 22nd International Conference on Database and Expert Systems Applications, 2011. BibTeX
  • Towards identifying arguments in Wikipedia pages. Hoda Sepehri-Rad and Denilson Barbosa. In Proceedings of the 20th International Conference on World Wide Web, pp. 117-118. ACM, 2011. WWW BibTeX

2010

  • TASM: Top-k Approximate Subtree Matching. Nikolaus Augsten, Denilson Barbosa, Michael Bohlen and Themis Palpanas. In 26th IEEE International Conference on Data Engineering, pp. 353-364. IEEE Computer Society, 2010. PDF WWW BibTeX (Best Paper Award)
  • Access control policy translation and verification within heterogeneous data federations. Gregory Leighton and Denilson Barbosa. In 15th ACM Symposium on Access Control Models and Technologies, pp. 173-182. ACM, 2010. PDF WWW BibTeX
  • Extracting Information Networks from the Blogosphere: State-of-the-Art and Challenges. Filipe Mesquita, Yuval Merhav and Denilson Barbosa. In 4th Int'l AAAI Conference on Weblogs and Social Media--Data Challenge, 2010. WWW BibTeX
  • The Actor-Topic Model for Extracting Social Networks in Literary Narrative. Asli Celikyilmaz, Dilek Hakkani-Tur, Hua He, Greg Kondrak and Denilson Barbosa. In Proceedings of the NIPS 2010 Workshop -- Machine Learning for Social Computing, pp. 7 pp, 2010. PDF WWW BibTeX
  • Analyzing natural-language artifacts of the software process. Maryam Hasan, Eleni Stroulia, Denilson Barbosa and Manar H. Alalfi. In 26th IEEE International Conference on Software Maintenance, pp. 1-5, 2010. WWW BibTeX
  • A Framework for Automatic Schema Mapping Verification Through Reasoning. Paolo Cappellari, Denilson Barbosa and Paolo Atzeni. In International Workshop on Data Engineering meets the Semantic Web-In conjunction with ICDE 2010, pp. 245-250. IEEE, 2010. PDF WWW BibTeX
  • Incorporating global information into named entity recognition systems using relational context. Yuval Merhav, Filipe Mesquita, Denilson Barbosa, Wai Gen Yee and Ophir Frieder. In Proceeding of the 33rd International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2010, pp. 883-884. ACM, 2010. WWW BibTeX
  • Exploring and visualizing academic social networks. Veselin Ganev, Zhaochen Guo, Diego Serrano, Denilson Barbosa and Eleni Stroulia. In 19th ACM Conference on Information and Knowledge Management, pp. 1963-1964. ACM, 2010. WWW BibTeX

2009

  • An Environment for Building, Exploring and Querying Academic Social Networks. Veselin Ganev, Zhaochen Guo, Diego Serrano, Brendan Tansey, Denilson Barbosa and Eleni Stroulia. In ACM Conference on Management of Emergent Digital Ecosystems, pp. 282-289. ACM, 2009. PDF WWW BibTeX
  • Optimizing XML Compression. Gregory Leighton and Denilson Barbosa. In 6th International XML Database Symposium, pp. 81-105. Springer, 2009. PDF WWW BibTeX
  • XML Benchmarks. Denilson Barbosa, Ioana Manolescu and Jeffrey Xu Yu. In Encyclopedia of Database Systems, pp. 3576-3579. Springer US, 2009. WWW BibTeX
  • Microbenchmark. Denilson Barbosa, Ioana Manolescu and Jeffrey Xu Yu. In Encyclopedia of Database Systems, pp. 1737. Springer US, 2009. WWW BibTeX
  • XML Storage. Denilson Barbosa, Philip Bohannon, Juliana Freire, Carl-Christian Kanne, Ioana Manolescu, Vasilis Vassalos and Masatoshi Yoshikawa. In Encyclopedia of Database Systems, pp. 3627-3634. Springer US, 2009. WWW BibTeX
  • Application Benchmark. Denilson Barbosa, Ioana Manolescu and Jeffrey Xu Yu. In Encyclopedia of Database Systems, pp. 99-100. Springer US, 2009. WWW BibTeX
  • Towards Automatic Schema Mapping Verification Through Reasoning. Paolo Cappellari and Denilson Barbosa. In International Workshop on Logic in Databases (LID 2009), pp. 43-56. WWW BibTeX
  • Optimizing XML Compression. Gregory Leighton and Denilson Barbosa. CoRR, abs/0905.4761, 2009. PDF WWW BibTeX

2007

  • Adaptive Record Extraction From Web Pages. Justin Park and Denilson Barbosa. In 16th World Wide Web Conference, pp. 1335-1336. ACM, Banff, Alberta, Canada, 2007. PDF BibTeX
  • Labeling Data Extracted from the Web. Altigran Soares da Silva, Denilson Barbosa, Joao M. B. Cavalcanti and Marco A. S. Sevalho. In Proceedings of the 6th International Conference on Ontologies, DataBases, and Applications of Semantics, pp. 1099-1116. Springer, 2007. WWW BibTeX
  • FleDEx: Flexible Data Exchange. Filipe Mesquita, Denilson Barbosa, Eli Cortez and and Altigran S. da Silva. In Proceedings of the 9th ACM International Workshop on Web Information and Data Management, pp. 25-32, 2007. WWW BibTeX
  • Generating Synthetic XML Documents by Example. Denilson Barbosa and Grant Elliott. Demo at 2007 Conference of the Centre for Advanced Studies on Collaborative research (CASCON), 2007. BibTeX
  • A Lightweight Framework for Exchanging Web Data. Filipe Mesquita, Denilson Barbosa, Eli Cortez and and Altigran S. da Silva. Technical report 2007-876-28, University of Calgary, 2007. PDF BibTeX
  • Database and XMLTechnologies, 5th International XML Database Symposium, XSym 2007, Vienna, Austria, September 23-24, 2007, Proceedings. Denilson Barbosa and Angela Bonifati and Zohra Bellahsene and Ela Hunt and Rainer Unland, editor. volume 4704 of Lecture Notes in Computer Science, Springer, 2007. WWW BibTeX

2006

  • Declarative generation of synthetic XML data. Denilson Barbosa and Alberto O. Mendelzon. Softw., Pract. Exper., 36(10):pp. 1051-1079, 2006. WWW BibTeX
  • Efficient Incremental Validation of XML Documents After Composite Updates. Denilson Barbosa, Gregory Leighton and Andrew Smith. In Proceedings of the Fourth International XML Database Symposium (XSym 2006), pp. 107-121. Springer, Seoul, Korea, 2006. WWW BibTeX

2005

  • Designing Information-Preserving Mapping Schemes for XML. Denilson Barbosa, Juliana Freire and Alberto O. Mendelzon. In Proceedings of the 31st International Conference on Very Large Data Bases, pp. 109-120, 2005. PDF BibTeX
  • Goals and Benchmarks for Autonomic Configuration Recommenders. Mariano P. Consens, Denilson Barbosa, Adrian M. Teisanu and Laurent Mignet. In Proceedings of the ACM SIGMOD International Conference on Management of Data, pp. 239-250. ACM, 2005. WWW BibTeX
  • Studying the XML Web: Gathering Statistics from an XML Sample. Denilson Barbosa, Laurent Mignet and Pierangelo Veltri. World Wide Web, 8(4):pp. 413-438, 2005. WWW BibTeX
  • Incremental Validation of XML Documents and Mappings. Denilson Barbosa. PhD thesis, Department of Computer Science, University of Toronto, 2005. BibTeX

2004

  • Efficient Incremental Validation of XML Documents. Denilson Barbosa, Alberto O. Mendelzon, Leonid Libkin, Laurent Mignet and Marcelo Arenas. In Proceedings of the 20th International Conference on Data Engineering (ICDE 2004), pp. 671-682, 2004. PDF WWW BibTeX
  • Information Preservation in XML-to-Relational Mappings. Denilson Barbosa, Juliana Freire and Alberto O. Mendelzon. In Proceedings of the Second International XML Database Symposium (XSym 2004), pp. 66-81, 2004. PDF WWW BibTeX
  • Information Preservation in XML-to-Relational Mappings. Denilson Barbosa, Juliana Freire and Alberto O. Mendelzon. Technical report CSRG-494, University of Toronto, 2004. PDF BibTeX
  • Experimental Evaluation of Autonomic Indexing. Denilson Barbosa, Mariano P. Consens and Laurent Mignet. Technical report CSRG-495, University of Toronto, 2004. BibTeX
  • CASCON 2003 Workshop Report - XML Query Processing. Denilson Barbosa and Alberto O. Mendelzon. Technical report TR74-193-2, IBM, 2004. PDF BibTeX

2003

  • The XML web: a first study. Laurent Mignet, Denilson Barbosa and Pierangelo Veltri. In Proceedings of the Twelfth International World Wide Web Conference, pp. 500-510. ACM, 2003. PDF WWW BibTeX
  • Finding ID Attributes in XML Documents. Denilson Barbosa and Alberto O. Mendelzon. In Proceedings of the International XML Database Symposium, pp. 180-194, 2003. PDF WWW BibTeX
  • On the Characterization of the XML Web. Laurent Mignet, Denilson Barbosa and Pierangelo Veltri. In Proceedings of the Eleventh Italian Symposium on Advanced Database Systems (SEBD 2003), pp. 29-36, 2003. BibTeX
  • CASCON 2002 Workshop Report - XML Data Management. Denilson Barbosa and Alberto O. Mendelzon. Technical report TR-74.188-14, IBM, 2003. PDF WWW BibTeX
  • ToXgene Template Specification Language. Denilson Barbosa. Technical report CSRG-474, University of Toronto, 2003. PDF BibTeX

2002

  • ToXgene: a template-based data generator for XML. Denilson Barbosa, Alberto O. Mendelzon, John Keenleyside and Kelly A. Lyons. In Proceedings of the 2002 ACM SIGMOD International Conference on Management of Data, pp. 616, 2002. PDF WWW BibTeX
  • ToXgene: An extensible template-based data generator for XML. Denilson Barbosa, Alberto O. Mendelzon, John Keenleyside and Kelly A. Lyons. In Proceedings of the Fifth International Workshop on the Web and Databases (WebDB 2002), pp. 49-54, 2002. PDF WWW BibTeX
  • The XML Web: a First Study. Laurent Mignet, Denilson Barbosa and Pierangelo Veltri. Technical report CSRG-463, University of Toronto, 2002. BibTeX

2001

  • ToX - the Toronto XML Engine. Denilson Barbosa, Attila Barta, Alberto O. Mendelzon, George A. Mihaila, Flavio Rizzolo and Patricia Rodriguez-Gianolli. In Workshop on Information Integration on the Web, pp. 66-73, 2001. PDF BibTeX

2000

  • On the World Wide Web, XML and Open Hypermedia Systems (Extended Abstract). Denilson Barbosa. Poster at CITO Knowledge Network Conference, 2000. PDF WWW BibTeX
  • On Storage Methods for Semistructured Data. Denilson Barbosa. Unpublished manuscript, 2000. PDF BibTeX
  • XML and Hypermedia Applications. Denilson Barbosa. Unpublished manuscript, 2000. PDF BibTeX

1999

  • Parallelizing MPEG Video Encoding using Multiprocessors. Denilson Barbosa, João Paulo Kitajima and Wagner Meira Jr.. In Proceedings of the XII Brazilian Symposium on Computer Graphics and Image Processing, pp. 215-222. IEEE Computer Society, Campinas, SP, Brazil, 1999. PDF WWW BibTeX
  • Real-time MPEG Encoding in Shared-Memory Multiprocessors. Denilson Barbosa, João Paulo Kitajima and Wagner Meira Jr. In Proceedings of the 2nd International Conference - Parallel Computing Systems 1999. CICESE, Ensenada, Baja California, Mexico, 1999. PDF BibTeX
  • Compressao de Video Digital MPEG em Paralelo. Denilson Barbosa. Master's thesis, Departamento de Ciencia da Computcao, Universidade Federal de Minas Gerais, 1999. BibTeX

1998

  • Experimental Analysis of a Parallel Quicksort-based Algorithm for Suffix Array Generation. Autran Macedo, Elaine S. Silva, Denilson M. Barbosa, Marco A. Cristo, João Paulo Kitajima, Berthier Ribeiro-Neto, Gonzalo Navarro and Nivio Zivian. In Proceedings of the 3rd International Meeting on Vector and Parallel Processing, Porto, Portugal, 1998. PDF BibTeX