Luís Sarmento

According to our database, Luís Sarmento authored at least 37 papers between 2002 and 2023.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2023

Automatic differentiation as an effective tool in Electrical Impedance Tomography.

Ivan Pombo, Luís Sarmento

CoRR, 2023

2022

Equivariant neural networks for recovery of Hadamard matrices.

Augusto Peres, Eduardo Dias, Luís Sarmento, Hugo Penedones

CoRR, 2022

2017

Learning Word Embeddings from the Portuguese Twitter Stream: A Study of Some Practical Aspects.

Pedro Saleiro, Luís Sarmento, Eduarda Mendes Rodrigues, Carlos Soares, Eugénio C. Oliveira

Proceedings of the Progress in Artificial Intelligence, 2017

2013

Determining language variant in microblog messages.

Gustavo Laboreiro, Matko Bosnjak, Luís Sarmento, Eduarda Mendes Rodrigues, Eugénio C. Oliveira

Proceedings of the 28th Annual ACM Symposium on Applied Computing, 2013

"Piaf" vs "Adele": classifying encyclopedic queries using automatically labeled training data.

Pedro Saleiro, Luís Sarmento

Proceedings of the Open research Areas in Information Retrieval, 2013

2012

TwitterEcho: a distributed focused crawler to support open research with twitter data.

Matko Bosnjak, Eduardo Oliveira, José Martins, Eduarda Mendes Rodrigues, Luís Sarmento

Proceedings of the 21st World Wide Web Conference, 2012

Building a Sentiment Lexicon for Social Judgement Mining.

Mário J. Silva, Paula Carvalho, Luís Sarmento

Proceedings of the Computational Processing of the Portuguese Language, 2012

2011

'twazn me!!! ;(' Automatic Authorship Analysis of Micro-Blogging Messages.

Rui Sousa-Silva, Gustavo Laboreiro, Luís Sarmento, Tim D. Grant, Eugénio C. Oliveira, Belinda Maia

Proceedings of the Natural Language Processing and Information Systems, 2011

A Bootstrapping Approach for Training a NER with Conditional Random Fields.

Jorge Teixeira, Luís Sarmento, Eugénio C. Oliveira

Proceedings of the Progress in Artificial Intelligence, 2011

Identifying Automatic Posting Systems in Microblogs.

Gustavo Laboreiro, Luís Sarmento, Eugénio C. Oliveira

Proceedings of the Progress in Artificial Intelligence, 2011

Liars and Saviors in a Sentiment Annotated Corpus of Comments to Political Debates.

Paula Carvalho, Luís Sarmento, Jorge Teixeira, Mário J. Silva

Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics: Human Language Technologies, Proceedings of the Conference, 19-24 June, 2011, Portland, Oregon, USA, 2011

2010

Comparing Verb Synonym Resources for Portuguese.

Jorge Teixeira, Luís Sarmento, Eugénio C. Oliveira

Proceedings of the Computational Processing of the Portuguese Language, 2010

Comparing Sentence-Level Features for Authorship Analysis in Portuguese.

Rui Sousa-Silva, Luís Sarmento, Tim D. Grant, Eugénio C. Oliveira, Belinda Maia

Proceedings of the Computational Processing of the Portuguese Language, 2010

Characterization of the twitter @replies network: are user ties social or topical?

Daniel Sousa, Luís Sarmento, Eduarda Mendes Rodrigues

Proceedings of the 2nd International Workshop on Search and Mining User-Generated Contents, 2010

Tokenizing micro-blogging messages using a text classification approach.

Gustavo Laboreiro, Luís Sarmento, Jorge Teixeira, Eugénio C. Oliveira

Proceedings of the Fourth Workshop on Analytics for Noisy Unstructured Text Data, 2010

2009

Visualizing Networks of Music Artists with RAMA.

Luís Sarmento, Fabien Gouyon, Bruno G. Costa, Eugénio C. Oliveira

Proceedings of the WEBIST 2009, 2009

Exploring the Vector Space Model for Finding Verb Synonyms in Portuguese.

Luís Sarmento, Paula Carvalho, Eugénio C. Oliveira

Proceedings of the Recent Advances in Natural Language Processing, 2009

An Approach to Web-Scale Named-Entity Disambiguation.

Luís Sarmento, Alexander Kehlenbeck, Eugénio C. Oliveira, Lyle H. Ungar

Proceedings of the Machine Learning and Data Mining in Pattern Recognition, 2009

Efficient Clustering of Web-Derived Data Sets.

Luís Sarmento, Alexander Kehlenbeck, Eugénio C. Oliveira, Lyle H. Ungar

Proceedings of the Machine Learning and Data Mining in Pattern Recognition, 2009

Inferring local synonyms for improving keyword suggestion in an on-line advertisement system.

Luís Sarmento, Paulo Trezentos, João Pedro Gonçalves, Eugénio C. Oliveira

Proceedings of the 3rd ACM SIGKDD Workshop on Data Mining and Audience Intelligence for Advertising, 2009

Propagating Fine-Grained Topic Labels in News Snippets.

Luís Sarmento, Sérgio Nunes, Jorge Teixeira, Eugénio C. Oliveira

Proceedings of the 2009 IEEE/WIC/ACM International Conference on Web Intelligence and International Conference on Intelligent Agent Technology, 2009

Automatic creation of a reference corpus for political opinion mining in user-generated content.

Luís Sarmento, Paula Carvalho, Mário J. Silva, Eugénio Oliveira

Proceedings of the 1st International CIKM Workshop on Topic-Sentiment Analysis for Mass Opinion, 2009

Clues for detecting irony in user-generated contents: oh...!! it's "so easy" ;-).

Paula Carvalho, Luís Sarmento, Mário J. Silva, Eugénio Oliveira

Proceedings of the 1st International CIKM Workshop on Topic-Sentiment Analysis for Mass Opinion, 2009

2008

Experiments with Query Expansion in the RAPOSA (FOX) Question Answering System.

Luís Sarmento, Jorge Teixeira, Eugénio C. Oliveira

Proceedings of the Working Notes for CLEF 2008 Workshop co-located with the 12th European Conference on Digital Libraries (ECDL 2008) , 2008

Assessing the Impact of Thesaurus-Based Expansion Techniques in QA-Centric IR.

Luís Sarmento, Jorge Teixeira, Eugénio C. Oliveira

Proceedings of the Evaluating Systems for Multilingual and Multimodal Information Access, 2008

2007

Making RAPOSA (FOX) Smarter.

Luís Sarmento, Eugénio C. Oliveira

Proceedings of the Working Notes for CLEF 2007 Workshop co-located with the 11th European Conference on Digital Libraries (ECDL 2007), 2007

"More like these": growing entity classes from seeds.

Luís Sarmento, Valentin Jijkoun, Maarten de Rijke, Eugénio C. Oliveira

Proceedings of the Sixteenth ACM Conference on Information and Knowledge Management, 2007

2006

REPENTINO - A Wide-Scope Gazetteer for Entity Recognition in Portuguese.

Luís Sarmento, Ana Sofia Pinto, Luís Cabral

Proceedings of the Computational Processing of the Portuguese Language, 2006

SIEMÊS - A Named-Entity Recognizer for Portuguese Relying on Similarity Rules.

Luís Sarmento

Proceedings of the Computational Processing of the Portuguese Language, 2006

Corpógrafo V3 - From Terminological Aid to Semi-automatic Knowledge Engineering.

Luís Sarmento, Belinda Maia, Diana Santos, Ana Sofia Pinto, Luís Cabral

Proceedings of the Fifth International Conference on Language Resources and Evaluation, 2006

BACO - A large database of text and co-occurrences.

Luís Sarmento

Proceedings of the Fifth International Conference on Language Resources and Evaluation, 2006

Component Evaluation in a Question Answering System.

Luís Fernando Costa, Luís Sarmento

Proceedings of the Fifth International Conference on Language Resources and Evaluation, 2006

Hunting Answers with RAPOSA (FOX).

Luís Sarmento

Proceedings of the Working Notes for CLEF 2006 Workshop co-located with the 10th European Conference on Digital Libraries (ECDL 2006), 2006

A First Step to Address Biography Generation as an Iterative QA Task.

Luís Sarmento

Proceedings of the Evaluation of Multilingual and Multi-modal Information Retrieval, 2006

2004

The Corpógrafo - a Web-based Environment for Corpora Research.

Luís Sarmento, Belinda Maia, Diana Santos

Proceedings of the Fourth International Conference on Language Resources and Evaluation, 2004

2003

Emotional advantage for adaptability and autonomy.

Eugénio C. Oliveira, Luís Sarmento

Proceedings of the Second International Joint Conference on Autonomous Agents & Multiagent Systems, 2003

2002

Emotional Valence-Based Mechanisms and Agent Personality.

Eugénio C. Oliveira, Luís Sarmento

Proceedings of the Advances in Artificial Intelligence, 2002