Publicações

2018

An initial investigation of Charlson comorbidity index Regression based on Clinical Notes

Henrique D. P. dos Santos, Ana Helena D. P. S. Ulbrich, Vinicius Woloszyn, and Renata Vieira
31st International Symposium on Computer-Based Medical Systems, CBMS 2018
2018
DDC-Outlier: Preventing medication errors using unsupervised learning

Henrique D. P. dos Santos, Ana Helena D. P. S. Ulbrich, Vinicius Woloszyn, and Renata Vieira
IEEE Journal of Biomedical and Health Informatics, 2018, 8 pages
2018
Blogset-BR – A Brazilian Portuguese Blog Corpus

Henrique D. P. dos Santos, Vinicius Woloszyn, and Renata Vieira
11th edition of the Language Resources and Evaluation Conference, LREC 2018
2018

2017

Model-driven engineering of multi-agent systems based on ontologies

Artur Freitas, Rafael H. Bordini, Renata Vieira
2017 Applied Ontology Journal, 12, 157-188
2017
Applying ontologies to the development and execution of Multi-Agent Systems

Artur Freitas, Alison R. Panisson, Lucas Hilgert, Felipe Meneguzzi, Renata Vieira, Rafael H. Bordini
2017 Web Intelligence Journal, 15, 291-302
2017
Wheel of Life: a initial investigation. Topic-Related Polarity Visualization in Personal Stories

Henrique D. P. Santos, Greice P. D. Molin, Jackson Pinheiro, Renata Vieira
2017 STIL – Symposium in Information and Human Language Technology
2017
PLN-PUCRS at EmoInt-2017: Psycholinguistic features for emotion intensity prediction in tweets

Henrique D. P. dos Santos, Renata Vieira
2017 IEEE/WIC/ACM International Conference on Web Intelligence (WI)
2017
Portuguese Personal Story Analysis and Detection in Blogs

Henrique D. P. dos Santos, Vinicius Woloszyn, Renata Vieira
2017 IEEE/WIC/ACM International Conference on Web Intelligence (WI)
2017

2016

Analysing Top-level and Domain Ontology Alignments from Matching Systems

D Schmidt, C Trojahn, R Vieira
Ontology Matching, 13
1 2016
ExATO-High Quality Term Extraction for Portuguese and English

L Lopes, P Fernandes, R Vieira
Web Intelligence (WI), 2016 IEEE/WIC/ACM International Conference on, 540-545
  2016
Extracting and Structuring Open Relations from Portuguese Text

S Collovini, G Machado, R Vieira
International Conference on Computational Processing of the Portuguese …
  2016
Improving coreference resolution with semantic knowledge

E Fonseca, R Vieira, A Vanin
International Conference on Computational Processing of the Portuguese …
3 2016
Priorities and preferences: a study based on contraction

M Souza, A Moreira, R Vieira, JJC Meyer
Proceedings of the Fifteenth International Conference on Principles of …
  2016
Estimating term domain relevance through term frequency, disjoint corpora frequency-tf-dcf

L Lopes, P Fernandes, R Vieira
Knowledge-Based Systems 97, 237-249
6 2016
An Ontology-Based Mobile Application for Task Managing in Collaborative Groups.

D Schmidt, AR Panisson, A Freitas, RH Bordini, F Meneguzzi, R Vieira
FLAIRS Conference, 522-526
  2016
Adapting an entity centric model for portuguese coreference resolution

EB Fonseca, R Vieira, A Vanin
Proceedings of the 10th Annual Conference on Language Resources and …
2 2016
Summ-it++: an enriched version of the Summ-it corpus

A Antonitsch, A Figueira, D Amaral, E Fonseca, R Vieira, S Collovini
Proceedings of 10th edition of the Language Resources and Evaluation …
1 2016
Limitations and Divergences in Approaches for Agent-Oriented Modelling and Programming

A Freitas, RC Cardoso, R Vieira, RH Bordini
Engineering Multi-Agent Systems, 88
1 2016
Early Approaches to Anaphora Resolution: Theoretically Inspired and Heuristic-Based

M Poesio, R Stuckardt, Y Versley, R Vieira
Anaphora Resolution, 55-94
  2016

2015

Towards integrating ontologies in multi-agent programming platforms

A Freitas, RH Bordini, F Meneguzzi, R Vieira
Web Intelligence and Intelligent Agent Technology (WI-IAT), 2015 IEEE/WIC …
2 2015
Communication for Agents with Ontological Reasoning

M Souza, A Moreira, R Vieira, JJC Meyer
Web Intelligence and Intelligent Agent Technology (WI-IAT), 2015 IEEE/WIC …
  2015
Integrating ontologies with multi-agent systems through CArtAgO artifacts

A Freitas, AR Panisson, L Hilgert, F Meneguzzi, R Vieira, RH Bordini
Web Intelligence and Intelligent Agent Technology (WI-IAT), 2015 IEEE/WIC …
1 2015
Automatic Generation of Plan Libraries for Plan Recognition Performance Evaluation

GP Farias, LW Hilgert, FR Meneguzzi, R Vieira, RH Bordini
Web Intelligence and Intelligent Agent Technology (WI-IAT), 2015 IEEE/WIC …
1 2015
Towards practical argumentation-based dialogues in multi-agent systems

AR Panisson, F Meneguzzi, R Vieira, RH Bordini
Web Intelligence and Intelligent Agent Technology (WI-IAT), 2015 IEEE/WIC …
4 2015
Exploring Resources for Sentiment Analysis in Portuguese Language

LA de Freitas, R Vieira
Intelligent Systems (BRACIS), 2015 Brazilian Conference on, 152-156
1 2015
Towards practical argumentation in multi-agent systems

AR Panisson, F Meneguzzi, R Vieira, RH Bordin
Intelligent Systems (BRACIS), 2015 Brazilian Conference on, 98-103
2 2015
The impact of contrastive corpora for term relevance measures

L Lopes, P Fernandes, R Granada, R Vieira
Intelligent Systems (BRACIS), 2015 Brazilian Conference on, 146-151
1 2015
Integrating Ontology Negotiation and Agent Communication

M Souza, A Moreira, R Vieira, JJC Meyer
International Experiences and Directions Workshop on OWL, 56-68
  2015
Analysing the role of representation choices in Portuguese relation extraction

S Collovini, P Marcelo de Bairros Filho, R Vieira
International Conference of the Cross-Language Evaluation Forum for European …
3 2015
Evaluation of cutoff policies for term extraction

L Lopes, R Vieira
Journal of the Brazilian Computer Society 21 (1), 9
3 2015
Dealing with imbalanced datasets for coreference resolution

EB Fonseca, R Vieira, A Vanin
The Twenty-Eighth International Flairs Conference
2 2015
Abordagens para Estimar Relevância de Relações Não-Taxonômicas Extraídas de Corpus de Domínio.

L Lopes, MJB Finatto, A Ciulla, R Vieira
ONTOBRAS
  2015
Building and applying profiles through term extraction

L Lopes, R Vieira
X Brazilian Symposium in Information and Human Language Technology, Natal …
3 2015
A GUI for Visualising and Manipulating Multiple Ontology Alignments.

B Severo, CT dos Santos, R Vieira
International Semantic Web Conference (Posters & Demos) 1486
1 2015
An Ontology for Collaborative Tasks in Multi-agent Systems.

D Schmidt, RH Bordini, F Meneguzzi, R Vieira
ONTOBRAS
1 2015
A multi-agent systems engineering tool based on ontologies

A Freitas, L Hilgert, S Marczak, F Meneguzzi, RH Bordini, R Vieira
34th International Conference on Conceptual Modeling, Stockholm, Sweden, ser …
3 2015
Arguing about task reallocation using ontological information in multi-agent systems

AR Panisson, A Freitas, D Schmidt, L Hilgert, F Meneguzzi, R Vieira, …
12th International Workshop on Argumentation in Multiagent Systems
8 2015
Applying ontologies and agent technologies to generate ambient intelligence applications

A Freitas, D Schmidt, A Panisson, RH Bordini, F Meneguzzi, R Vieira
Agent Technology for Intelligent Mobile Services and Smart Societies, 22-33
4 2015

2014

Extraction of relation descriptors for Portuguese using conditional random fields

S Collovini, L Pugens, AA Vanin, R Vieira
Ibero-American Conference on Artificial Intelligence, 108-119
10 2014
Using of different physical forms and quantity of pre-starter diet for broiler chicks

ER Freitas, NK Sakomura, RO Vieira, R Neme, AB Traldi
Univ Federal Ceara
  2014
Comparing semantic relatedness between word pairs in Portuguese using Wikipedia

R Granada, C Trojahn, R Vieira
International Conference on Computational Processing of the Portuguese …
4 2014
Comparing NERP-CRF with Publicly Available Portuguese Named Entities Recognition Tools

DOF do Amaral, E Fonseca, L Lopes, R Vieira
International Conference on Computational Processing of the Portuguese …
  2014
An ontology for guiding performance testing

A Freitas, R Vieira
Proceedings of the 2014 IEEE/WIC/ACM International Joint Conferences on Web …
8 2014
NERP-CRF: uma ferramenta para o reconhecimento de entidades nomeadas por meio de Conditional Random Fields

DOF Amaral, R Vieira
Linguamática 6 (1), 41-49
4 2014
Building Domain Specific Bilingual Dictionaries.

LW Hilgert, L Lopes, A Freitas, R Vieira, DN Hogetop, AA Vanin
LREC, 2772-2777
4 2014
Dealing with ambiguity in plan recognition under time constraints

MS Fagundes, F Meneguzzi, RH Bordini, R Vieira
Proceedings of the 2014 international conference on Autonomous agents and …
5 2014
Formal semantics of speech acts for argumentative dialogues

AR Panisson, F Meneguzzi, MS Fagundes, R Vieira, RH Bordini
Proceedings of the 2014 international conference on Autonomous agents and …
6 2014
Semantic representations of agent plans and planning problem domains

A Freitas, D Schmidt, A Panisson, F Meneguzzi, R Vieira, RH Bordini
International Workshop on Engineering Multi-Agent Systems, 351-366
3 2014
Pathways for irony detection in tweets

LA de Freitas, AA Vanin, DN Hogetop, MN Bochernitsan, R Vieira
Proceedings of the 29th Annual ACM Symposium on Applied Computing, 628-633
9 2014
Sistema de meta-aprendizado para a seleçao de meta-heurısticas para o problema do caixeiro viajante

JY Kanda
Anais do X Simpósio Brasileiro de Sistemas de Informaç ao, 651-662
8 2014
Building a corpus for named entity recognition using portuguese wikipedia and dbpedia

C Weber, R Vieira
I Workshop on Tools and Resources for Automatically Processing Portuguese …
3 2014
Coreference resolution for portuguese: Person, location and organization

EB Fonseca, R Vieira, A Vanin, G do Sul
International Conference on Computational Processing of Portuguese (PROPOR), 1-8
1 2014
Using ontologies as semantic representations of hierarchical task network planning domains

A Freitas, D Schmidt, F Meneguzzi, R Vieira, RH Bordini
Proceedings of WWW
1 2014
VOAR: A visual and integrated ontology alignment environment

B Severo, C Trojahn, R Vieira
European Language Resources Association (ELRA)
2 2014
Comparative Analysis of Portuguese Named Entities Recognition Tools

DOF Amaral, EB Fonseca, L Lopes, L Vieira
Int. CRE 1, 2554-2558
2 2014
Planning interactions for agents in argumentation-based negotiation

AR Panisson, G Farias, A Freitas, F Meneguzzi, R Vieira, RH Bordini
Proc. of 11th Int. Workshop on Argumentation in Multi-Agent Systems
4 2014
An Approach for Argumentation-based Reasoning Using Defeasible Logic in Multi-Agent Programming Languages

AR Panisson, F Meneguzzi, R Vieira, RH Bordini
11th International Workshop on Argumentation in Multiagent Systems
9 2014
Resolução de correferências em língua portuguesa: pessoa, local e organização

EB Fonseca
Pontifícia Universidade Católica do Rio Grande do Sul
2 2014

2013

Automatic extraction of domain specific non-taxonomic relations from portuguese corpora

VH Ferreira, L Lopes, R Vieira, MJ Finatto
Web Intelligence (WI) and Intelligent Agent Technologies (IAT), 2013 IEEE …
6 2013
A review on Relation Extraction with an eye on Portuguese

SC de Abreu, TL Bonamigo, R Vieira
Journal of the Brazilian Computer Society 19 (4), 553-571
18 2013
Interaction Patterns in a Multi-Agent Organisation to Support Shared Tasks

MS Fagundes, F Meneguzzi, R Vieira, RH Bordini
International and Interdisciplinary Conference on Modeling and Using Context …
  2013
PLATAL: a tool for web hierarchies extraction and alignment

B Severo, C Trojahn, R Vieira
Proceedings of the 8th International Conference on Ontology Matching-Volume …
1 2013
Ontology based feature level opinion mining for portuguese reviews

LA Freitas, R Vieira
Proceedings of the 22nd International Conference on World Wide Web, 367-370
20 2013
Some clues on irony detection in tweets

AA Vanin, LA Freitas, R Vieira, M Bochernitsan
Proceedings of the 22nd International Conference on World Wide Web, 635-636
17 2013
Extração de vocabulário multilíngue a partir de documentação de software

LW Hilgert
Pontifícia Universidade Católica do Rio Grande do Sul
1 2013
A model for information extraction in portuguese based on text patterns

TL Bonamigo, R Vieira
International Conference on Intelligent Text Processing and Computational …
  2013
Hábitos alimentares e estado nutricional de crianças após o uso da multimistura

AM Kuhl, RO Gegoski, RLD Vieira, AR de Freitas Melhem, AJ Castilho
Revista da Universidade Vale do Rio Verde 11 (2), 63-74
  2013
Comparing portuguese opinion lexicons in feature-based sentiment analysis

LA DE FREITAS, R VIEIRA
3 2013
Building domain specific parsed corpora in Portuguese language

L Lopes, R Vieira
Proceedings of the 10th National Meeting on Artificial and Computational …
4 2013
Aplicando pontos de corte para listas de termos extraıdos

L Lopes, R Vieira
Proceedings of the 9th Brazilian Symposium in Information and Human Language …
3 2013
O reconhecimento de entidades nomeadas por meio de conditional random fields para a língua portuguesa

DOF DO AMARAL
Pontifícia Universidade Católica do Rio Grande do Sul
11 2013
Entity-centric sentiment analysis on twitter data for the potuguese language

M Souza, R Vieira
Proceedings of the 9th Brazilian Symposium in Information and Human Language …
2 2013

2012

Hontology: A multilingual ontology for the accommodation sector in the tourism industry

M Chaves, L Freitas, R Vieira
SciTePress
23 2012
Evaluating co-occurrence order for automatic thesaurus construction

RL Granada, R Vieira, VLS de Lima
Information Reuse and Integration (IRI), 2012 IEEE 13th International …
3 2012
A comparable corpus based on aligned multilingual ontologies

R Granada, L Lopes, C Ramisch, C Trojahn, R Vieira, A Villavicencio
Proceedings of the First Workshop on Multilingual Modeling, 25-31
12 2012
Pirpo: An algorithm to deal with polarity in portuguese online reviews from the accommodation sector

MS Chaves, LA de Freitas, M Souza, R Vieira
International Conference on Application of Natural Language to Information …
12 2012
A Fast, Memory Efficient, Scalable and Multilingual Dictionary Retriever.

P Fernandes, L Lopes, CA Prolo, A Sales, R Vieira
LREC, 2520-2524
4 2012
Improving Portuguese term extraction

L Lopes, R Vieira
International Conference on Computational Processing of the Portuguese …
6 2012
Sentiment analysis on twitter data for portuguese language

M Souza, R Vieira
International Conference on Computational Processing of the Portuguese …
25 2012
Exploiting majority acceptable arguments for ontology matching

C Trojahn, P Quaresma, R Vieira
International Journal of Artificial Intelligence 8, 1-19
2 2012
Domain term relevance through tf-dcf

L Lopes, P Fernandes, R Vieira
Proceedings on the International Conference on Artificial Intelligence (ICAI), 1
18 2012
Descoberta Automática de Relações Não-Taxonômicas a Partir de Corpus em Língua Portuguesa.

VH Ferreira, L Lopes, R Vieira
ONTOBRAS-MOST, 224-229
3 2012
Extraç ao de Vocabulário Multilıngue a partir de Documentaç ao de Software

LW Hilgert, R Vieira, R Prikladnicki
Joint V Seminar on Ontology Research in Brazil, 254
  2012
Corpus+ wordnet thesaurus generation for ontology enriching

FMBM Castilho, RL Granada, B Meneghetti, L Carvalho, R Vieira
1 2012
Exatolp: extraction of language resources from portuguese corpora

L Lopes, R Vieira, P Fernandes, G Couto
International Conference on Computational Processing of the Portuguese …
3 2012
Computational Processing of the Portuguese Language

A Villavicencio, A Teixeira, F Perdigão
Proceedings of the 10th International Conference, PROPOR
1 2012

2011

On the Formal Semantics of Speech-Act Based Communication in an Agent-Oriented Programming Language

RH Bordini, AF Moreira, R Vieira, M Wooldridge
arXiv preprint arXiv:1111.0041
1 2011
Speech-Act based communication: progress in the formal semantics and in the implementation of multi-agent oriented programming languages

ÁF Moreira, R Vieira, RH Bordini
International Workshop on Declarative Agent Languages and Technologies, 111-116
1 2011
Social support to pregnant adolescents: clarifying perceptions

T Schwartz, R Vieira, LTC Geib
Ciência & saúde coletiva 16 (5), 2575-2585
3 2011
Extração de contextos definitórios a partir de textos em língua portuguesa

IS Wendt
Pontifícia Universidade Católica do Rio Grande do Sul
  2011
Joint IV Seminar on Ontology Research in Brazil

R Vieira, G Guizzardi, SR Fiorini
  2011
Hierarquias de Conceitos para um Ambiente Virtual de Ensino Extraídas de um Corpus de Jornais Populares.

MJB Finatto, L Lopes, R Vieira, A Evers
ONTOBRAS-MOST, 111-116
1 2011
Ontology Enrichment Based on the Mapping of Knowledge Resources for Data Privacy Management.

FMBM de Castilho, R Granada, R Vieira, T Sander, P Rao
ONTOBRAS-MOST 2011, 85-96
4 2011
Construction of a portuguese opinion lexicon from multiple resources

M Souza, R Vieira, D Busetti, R Chishman, IM Alves
8th Brazilian Symposium in Information and Human Language Technology, 59-66
29 2011

2010

Extracting compound terms from domain corpora

L Lopes, R Vieira, MJ Finatto, D Martins
Journal of the Brazilian Computer Society 16 (4), 247-259
17 2010
Ontology reasoning in agent-oriented programming

C Fuzitaki, Á Moreira, R Vieira
Brazilian Symposium on Artificial Intelligence, 21-30
7 2010
Determinação do fator de correção e consequente avaliação do desperdício de hortaliças preparadas em um restaurante self-service na cidade de Guarapuava-PR

RDM Cortese, PC Pich, VF Góes, RLD Vieira
XIX Encontro anual de iniciação científica, 28-30
1 2010
Using extended metadata model OMV and metrics in OntoLP Portal

A Bestteti, LA de Freitas, R Vieira
First Workshop on Ontology Repositories and Editors for the Semantic Web …
1 2010
An API for multilingual ontology matching

CT dos Santos, P Quaresma, R Vieira
Proc. 7th conference on Language Resources and Evaluation Conference (LREC …
32 2010
Computational Processing of the Portuguese Language: 9th International Conference, PROPOR 2010, Porto Alegre, RS, Brazil, April 27-30, 2010. Proceedings

TAS Pardo
Springer
  2010
Um Visualizador Online de Ontologias utilizando Árvores Hiperbólicas

PM Pizzinato, R Vieira, SJ Rigo
1 2010
Comparação de técnicas para a construção de tesauros visando o enriquecimento de uma ontologia do domínio legal

RL Granada, M Bruckschen, VLS de Lima, R Vieira, C Northfleet
3º Seminário de Pesquisa em Ontologias no Brasil
1 2010
Revisão sistemática sobre métricas para ontologias

LA de Freitas, R Vieira
4 2010
Computational Processing of the Portuguese Language

A Klautau, R Vieira, VLS de Lima, TAS Pardo
Springer-Verlag Berlin Heidelberg
  2010
PROCESSAMENTO DE LINGUAGEM NATURAL E O TRATAMENTO COMPUTACIONAL DE LINGUAGENS CIENTÍFICAS.

R Vieira, L Lopes
EM CORPORA, 183
7 2010
Named entity recognition in the legal domain for ontology population

M Bruckschen, C Northfleet, DM Silva, P Bridi, R Granada, R Vieira, …
Workshop Programme, 16
9 2010
EχATOLp–a tool for domain relevant terms extraction

L Lopes, P Fernandes, R Vieira, G Fedrizzi, D Martins
Proc. of the Int’l. Conf. on Comp. Processing of the Portuguese Lang
1 2010
Hierarquias de conceitos extraídas automaticamente de corpus de domínio específico–Um experimento sobre um corpus de Pediatria

L Lopes, R Vieira, D Martins
1 2010
Representation and inference of privacy risks using semantic web technologies

R Vieira, D Da Silva, T Sander
CEP 90619, 900
2 2010
Portuguese term extraction methods: Comparing linguistic and statistical approaches

L Lopes, LH Oliveira, R Vieira
International Conference on Computational Processing of Portuguese Language …
18 2010