Publications


2017

Renars Liepins, Ulrich Germann, Guntis Barzdins, Alexandra Birch, Steve Renals, Susanne Weber, Peggy van der Kreeft, Herve Bourlard, João Prieto, Ondrej Klejch, Peter Bell, Alexandros Lazaridis, Alfonso Mendes, Sebastian Riedel, Mariana S. C. Almeida, Pedro Balage, Shay B. Cohen, Tomasz Dwojak, Philip N. Garner, Andreas Giefer, Marcin Junczys-Dowmunt, Hina Imran, David Nogueira, Ahmed Ali, Sebastião Miranda, Andrei Popescu-Belis, Lesly Miculicich Werlen, Nikos Papasarantopoulos, Abiola Obamuyide, Clive Jones, Fahim Dalvi, Andreas Vlachos, Yang Wang, Sibo Tong, Rico Sennrich, Nikolaos Pappas, Shashi Narayan, Marco Damonte, Nadir Durrani, Sameer Khurana, Ahmed Abdelali, Hassan Sajjad, Stephan Vogel, David Sheppey and Chris Hernon. The SUMMA Platform Prototype. 15th Conference of the European Chapter of the Association for Computational Linguistics, Demo Workshop. (to appear).

2016

Daniel C. Ferreira, André F. T. Martins and Mariana S. C. Almeida. Jointly Learning to Embed and Predict with Multiple LanguagesProceedings of the 54th Annual Meeting of the Association for Computational Linguistics, pages 2019–2028, Berlin, Germany, August 7-12, 2016.

2015

Daniel Fernández-González and André F. T. Martins. Parsing as Reduction. Proceedings of the 53rd Annual Meeting of the Association for Computational Linguistics and the 7th International Joint Conference on Natural Language Processing, pages 1523-1533, Beijing, China, July 26-31, 2015.

Mariana S. C. Almeida, Cláudia Pinto, Helena Figueira, Pedro Mendes, and André F. T. Martins. Aligning Opinions: Cross-Lingual Opinion Mining with Dependencies. Proceedings of the 53rd Annual Meeting of the Association for Computational Linguistics and the 7th International Joint Conference on Natural Language Processing, pages 408–418, Beijing, China, July 26-31, 2015.

André F. T. Martins. Transferring Coreference Resolvers with Posterior Regularization. Proceedings of the 53rd Annual Meeting of the Association for Computational Linguistics and the 7th International Joint Conference on Natural Language Processing, pages 1427–1437, Beijing, China, July 26-31, 2015

André F. T. Martins, Mário A. T. Figueiredo, Pedro M. Q. Aguiar, Noah A. Smith, Eric P. Xing. AD3: Alternating Directions Dual Decomposition for MAP Inference in Graphical Models. Journal of Machine Learning Research, 16(Mar): 495--545, 2015.

Mariana S. C. Almeida and André F. T. Martins. Lisbon: Evaluating TurboSemanticParser on Multiple Languages and Out-of-Domain Data. Proceedings of International Workshop on Semantic Evaluation (SemEval'15), task 18: Broad Coverage Semantic Dependency Parsing, Denver, USA, June 2015.

2014

Renato Negrinho and André F. T. Martins. Orbit Regularization, Proceedings on Neural Information Processing Systems (NIPS'14), Montreal, Canada, December 2014.

André F. T. Martins, Mário A. T. Figueiredo, Pedro M. Q. Aguiar, Noah A. Smith, Eric P. Xing. AD3: Alternating Directions Dual Decomposition for MAP Inference in Graphical Models. Journal of Machine Learning Research Volume 16 Issue 1, pages 495-54, 2015.

Dipanjan Das, Desai Chen, André F. T. Martins, Nathan Schneider, and Noah A. Smith. Frame-Semantic Parsing. Computational Linguistics 40:1, pages 9-56, 2014.

André F. T. Martins and Mariana S. C. Almeida, Priberam: A Turbo Semantic Parser with Second Order Features, Proceedings of International Workshop on Semantic Evaluation (SemEval'14), task 8: Broad Coverage Semantic Dependency Parsing, Dublin, Ireland, August 2014.

Mariana S. C. Almeida, Miguel B. Almeida and André F. T. Martins, A Joint Model for Quotation Attribution and Coreference Resolution, Conference of the European Chapter of the Association for Computational Linguistics (EACL'14), Gothenburg, Sweden, April 2014.

Miguel B. Almeida, Mariana S. C. Almeida, André F. T. Martins, Helena Figueira, Pedro Mendes and Cláudia Pinto, A New Multi-Document Summarization Corpus for European Portuguese, Language Resources and Evaluation Conference (LREC'14), Reykjavik, Iceland, May 2014.

Sílvio Amir, Miguel B. Almeida, Bruno Martins, João Filgueiras and Mário J. Silva, TUGAS: Exploiting Unlabelled Data for Twitter Sentiment Analysis, International Workshop on Semantic Evaluation (SemEval'14), Dublin, Ireland, August 2014. Joint work with researchers from INESC-ID.

2013

Miguel B. Almeida and André F. T. Martins, Fast and Robust Compressive Summarization with Dual Decomposition and Multi-Task Learning, Annual Meeting of the Association for Computational Linguistics (ACL'13), Sofia, Bulgaria, August 2013. Candidate for Best Paper Award.

André F. T. Martins, Miguel B. Almeida, and Noah A. Smith, Turning on the Turbo: Fast Third-Order Non-Projective Turbo Parsers, Annual Meeting of the Association for Computational Linguistics (ACL'13), Sofia, Bulgaria, August 2013.

2012

André F. T. Martins, The Geometry of Constrained Structured Prediction: Applications to Natural Language Syntax, PhD thesis, Carnegie Mellon University and Instituto Superior Técnico, 2012.

Dipanjan Das, André F. T. Martins, and Noah A. Smith, An Exact Dual Decomposition Algorithm for Shallow Semantic Parsing with Constraints, First Joint Conference on Lexical and Computational Semantics (*SEM 2012), Montreal, Canada.

2011

André F. T. Martins, Noah A. Smith, Mário A. T. Figueiredo, Pedro M. Q. Aguiar, Dual Decomposition With Many Overlapping Components, Empirical Methods in Natural Language Processing (EMNLP'11), Edinburgh, UK, July 2011. (supplementary material)

André F. T. Martins, Noah A. Smith, Mário A. T. Figueiredo, Pedro M. Q. Aguiar, Structured Sparsity in Structured Prediction, Empirical Methods in Natural Language Processing (EMNLP'11), Edinburgh, UK, July 2011.

André F. T. Martins, Mário A. T. Figueiredo, Pedro M. Q. Aguiar, Noah A. Smith, and Eric P. Xing, An Augmented Lagrangian Approach to Constrained MAP Inference, International Conference on Machine Learning (ICML'11), Bellevue, Washington, USA, June 2011. (supplementary material)

André F. T. Martins, Noah A. Smith, Eric P. Xing, Pedro M. Q. Aguiar, and Mário A. T. Figueiredo, Online Learning of Structured Predictors with Multiple Kernels, International Conference on Artificial Intelligence and Statistics (AISTATS'11), Ft Lauderdale, USA. Geoffrey Gordon, David Dunson, and Miroslav Dudík, eds. JMLR W&CP, vol. 15, 2011.

2010

André F. T. Martins, Noah A. Smith, Eric P. Xing, Pedro M. Q. Aguiar, and Mário A. T. Figueiredo, Augmented Dual Decomposition for MAP Inference, NIPS Workshop in Optimization for Machine Learning, Whistler, Canada, December 2010.

André F. T. Martins, Noah A. Smith, Eric P. Xing, Pedro M. Q. Aguiar, and Mário A. T. Figueiredo, Online MKL for Structured Prediction, NIPS Workshop in New Directions in Multiple Kernel Learning, Whistler, Canada, December 2010.

André F. T. Martins, Noah A. Smith, Eric P. Xing, Mário A. T. Figueiredo and Pedro M. Q. Aguiar, TurboParsers: Dependency Parsing by Approximate Variational Inference, Empirical Methods in Natural Language Processing (EMNLP'10), Boston, USA, October 2010.

André F. T. Martins, Kevin Gimpel, Noah A. Smith, Eric P. Xing, Pedro M. Q. Aguiar, and Mário A. T. Figueiredo, Learning Structured Classifiers with Dual Coordinate Ascent, Technical report CMU-ML-10-109.

2009

André F. T. Martins, Noah A. Smith, and Eric P. Xing, Concise Integer Linear Programming Formulations for Dependency Parsing, Annual Meeting of the Association for Computational Linguistics (ACL'09), Singapore, August 2009. Best Paper Award.

André F. T. Martins, Noah A. Smith, and Eric P. Xing., Polyhedral Outer Approximations with Application to Natural Language Parsing, International Conference on Machine Learning (ICML'09), Montreal, Canada, June 2009.

André F. T. Martins, Mário A. T. Figueiredo, Pedro M. Q. Aguiar, Noah A. Smith, and Eric P. Xing., Nonextensive Information Theoretic Kernels on Measures, Journal of Machine Learning Research, 2009, vol.10, pp.935-975

André F. T. Martins and Noah A. Smith, Summarization with a Joint Model for Sentence Extraction and Compression, NAACL-HLT Workshop on Integer Linear Programming for NLP, Boulder, USA, June 2009.

Helena Figueira, Afonso Mendes, Pedro Mendes, Cláudia Pinto (2009), O acordo ortográfico de 1990 e os correctores automáticos. In Chrys Chrystello (ed.). Açores 2009: a insularidade, o isolamento e a preservação da língua portuguesa no mundo. Atas do 4º Encontro Açoriano da Lusofonia. S. Miguel: Colóquios da Lusofonia, 2009, pp. 117-124.

2008

André F. T. Martins, Dipanjan Das, Noah A. Smith, and Eric P. Xing, Stacking dependency parsers, Empirical Methods in Natural Language Processing (EMNLP'08), Honolulu, Hawaii, October 2008.

André F. T. Martins, Mário A. T. Figueiredo, Pedro M. Q. Aguiar, Noah A. Smith, and Eric P. Xing, Nonextensive entropic kernels, Technical report CMU-ML-08-106, 2008.

André F. T. Martins, Mário A. T. Figueiredo, Pedro M. Q. Aguiar, Noah A. Smith, and Eric P. Xing, Nonextensive  entropic kernels, International Conference on Machine Learning ICML'08, Helsinki, Finland, July 2008.

André F. T. Martins, Pedro M. Q. Aguiar, and Mário A. T. Figueiredo, Nonextensive Generalizations of the Jensen-Shannon Divergence, Submitted for publication, 2008.

André F. T. Martins, Pedro M. Q. Aguiar, and Mário A. T. Figueiredo, Tsallis kernels on measures, IEEE Information Theory Workshop ITW'08, Porto, Portugal, May 2008.

Helena Figueira, Afonso Mendes, Pedro Mendes, Cláudia Pinto (2008), Implicações do Acordo Ortográfico da Língua Portuguesa de 1990 em programas informáticos de correção ortográfica. In Revista Lusófona de Humanidades e Tecnologias, n.º 12, Lisboa: Universidade Lusófona, 2008, pp. 25-35.

Carlos Amaral, Helena Figueira, Afonso Mendes, Pedro Mendes, Cláudia Pinto, Tiago Veiga (2008), Adaptação do sistema de reconhecimento de entidades mencionadas da Priberam ao HAREM. In Cristina Mota & Diana Santos (eds.). Desafios na avaliação conjunta do reconhecimento de entidades mencionadas: O Segundo HAREM. Linguateca, 2008, pp. 171-179.

Carlos Amaral, Adán Cassan, Helena Figueira, André Martins, Afonso Mendes, Pedro Mendes, José Pina, Cláudia Pinto (2008), Priberam’s question answering system in QA@CLEF 2008. In Proceedings of the 9th Workshop of the Cross-Language Evaluation Forum, CLEF 2008, Aarhus, Denmark, Springer Berlin / Heidelberg, 2008 [a publicar].

Helena Figueira, Afonso Mendes, Pedro Mendes, Cláudia Pinto (2008), O novo acordo ortográfico e os correctores automáticos. Actas do IX Congresso da Associação Internacional de Lusitanistas, Funchal: AIL/UMa, 2008, Portugal [a publicar].

2007

Dipanjan Das, André F.T. Martins, A Survey on Automatic Text Summarization, Literature Survey for the Language and Statistics II course at CMU, November, 2007.

André F. T. Martins, Mário A. T. Figueiredo, Pedro M. Q. Aguiar, Kernels and Similarity Measures for Text Classification, In Proceedings 6th Conference on Telecommunications, Peniche, Portugal, 2007.

Carlos Amaral, Adán Cassan, Helena Figueira, André Martins, Afonso Mendes, Pedro Mendes, Cláudia Pinto, Daniel Vidal (2007), Priberam’s question answering system in QA@CLEF 2007. In Advances in Multilingual and Multimodal Information Retrieval - 8th Workshop of the Cross-Language Evaluation Forum, CLEF 2007, Budapest, Hungary, September 19-21, Springer Berlin / Heidelberg, 2007, pp. 364-371.

2006

André F. T. Martins, Generative kernels, Technical report, Inst. Sup. Técnico, UTL, Lisbon, Portugal.

Adán Cassan, Helena Figueira, André Martins, Afonso Mendes, Pedro Mendes, Cláudia Pinto, Daniel Vidal (2006), Priberam’s question answering system in a cross-language environment. In Evaluation of Multilingual and Multi-modal Information Retrieval - 7th Workshop of the Cross-Language Evaluation Forum, CLEF 2006, Alicante, Spain, September 20-22, Springer Berlin / Heidelberg, 2006, pp. 300-309.

2005

Carlos Amaral, Helena Figueira, André Martins, Afonso Mendes, Pedro Mendes, Cláudia Pinto (2005), Priberam’s question answering system for Portuguese. In Accessing Multilingual Information Repositories - 6th Workshop of the Cross-Language Evalution Forum, CLEF 2005, Vienna, Austria, 21-23 September, Springer Berlin / Heidelberg, 2005, pp. 410-419.

2004

Carlos Amaral, Dominique Laurent, André Martins, Afonso Mendes, Cláudia Pinto (2004), Design and Implementation of a Semantic Search Engine for Portuguese. In Proceedings of the 4th International Conference on Language Resources and Evaluation (LREC 2004), Paris: ELRA, 2004, vol. I, pp. 247-250.

Carlos Amaral, Helena Figueira, Afonso Mendes, Pedro Mendes, Cláudia Pinto (2004), A Workbench for Developing Natural Language Processing Tools. In Pre-Proceedings of the 1st Workshop on International Proofing Tools and Language Technologies, Patras, Greece, 2004.

José Cipriano Catarino e Cláudia Pinto (2004), Em torno de preposições causativas. In Tiago Freitas e Amália Mendes (orgs.) Actas do XIX Encontro Nacional da Associação Portuguesa de Linguística, Lisboa: APL, 2004, pp. 275-381.