Conversational Intelligence Group in IBM Research - Brazil       

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Ana Paula Appel photo photoHeloisa Candello photoPaulo Cavalin photoMaira Gatti de Bayser photoDavid R. Millen photoClaudio S. Pinhanez photoRenan Souza photo

Conversational Intelligence Group in IBM Research - Brazil Publications



2017

Architectures and Algorithms for Conversational Agents
Maira Gatti de Bayser, Paulo Cavalin
Architectures and Algorithms for Conversational Agents, 2017
Abstract   Tutorial

A Hybrid Architecture for Multi-Party Conversational Systems
Gatti de Bayser, Maira and Cavalin, Paulo and Souza, Renan and Braz, Alan and Candello, Heloisa and Pinhanez, Claudio and Briot, Jean-Pierre
arXiv preprint arXiv:1705.01214, 2017
Abstract

Typefaces and the Perception of Humanness in Natural Language Chatbots
Candello, Heloisa and Pinhanez, Claudio and Figueiredo, Flavio
Proceedings of the 2017 CHI Conference on Human Factors in Computing Systems, pp. 3476--3487
Abstract

Shaping the Experience of a Cognitive Investment Adviser
Candello, Heloisa and Pinhanez, Claudio and Millen, David and Andrade, Bruna Daniele
International Conference of Design, User Experience, and Usability, pp. 594--613, 2017


2016

Building a Question-Answering Corpus Using Social Media and News Articles
Paulo Cavalin, Flavio Figueiredo, Maira Gatti de Bayser, Luis Moyano, Heloisa Candello, Ana Appel, Renan Souza
International Conference on Computational Processing of the Portuguese Language, pp. 353--358, 2016

MC3-Design and Evaluation of Conversational Interfaces
Candello, Heloisa and Pinhanez, Claudio S
IHC Proceedings, 2016
Abstract

Building a Question-Answering Corpus Using Social Media and News Articles
Cavalin, Paulo and Figueiredo, Flavio and de Bayser, Ma{\'\i}ra and Moyano, Luis and Candello, Heloisa and Appel, Ana and Souza, Renan
International Conference on Computational Processing of the Portuguese Language, pp. 353--358, 2016
Abstract

Programming Conversational Agents with Akka Actors
Maira Gatti de Bayser, Paulo R. Cavalin
The 18th European Agent Systems Summer School, 2016
Abstract


2015

A Clustering-Based Approach to Detect Probable Outcomes of Lawsuits
Daniel Gribel, Maira Gatti de Bayser, Leonardo Azevedo
The 24th ACM International Conference on Information and Knowledge Management (CIKM 2015)

A Scalable Architecture for Real-Time Analysis of Microblogging Data
P. Cavalin; M. Gatti; T. Moraes; F. Oliveira; C. Pinhanez; Alexandre Rademaker; R. de Paula
IBM Research & Development Journal, 2015


2014

A System for Personalized Offer by Means of Life Event Detection on Social Media and Entity Matching.
P. Cavalin; M. Gatti; C. Pinhanez
1st International Workshop on Social Personalization @ HyperText Conference, 2014

Real-time Sentiment Analysis in Social Media Streams: The 2013 Confederation Cup Case
Paulo Rodrigo Cavalin, Maira A de C Gatti, Cicero Nogueira dos Santos, Claudio Pinhanez
BRACIS/ENIAC 2014

OpenWordNet-PT: A Project Report
Alexandre Rademaker, Valeria de Paiva, Gerard de Melo, Livy Maria Real Coelho, Maira Gatti
Proceedings of the 7th Global WordNet Conference, 2014

Deep Convolutional Neural Networks for Sentiment Analysis of Short Texts
Cicero Nogueira dos Santos, Maira Gatti
International Conference on Computational Linguistics (COLING), 2014

System, method and program product for providing populace movement sensitive weather forecasts
Marcos Dias De Assuncao, Bruno Da Costa Flach, Maira Athanazio de Cerqueira Gatti, Takashi Imamichi, Marco Aurelio Stelmar Netto, Raymond Harry Rudy
Patent US 8854219 B2

GraphDB--Storing Large Graphs on Secondary Memory
Lucas Fonseca Navarro, Ana Paula Appel, Estevam Rafael Hruschka Junior
New Trends in Databases and Information Systems, pp. 177--186, Springer, 2014


2013

Visual Analytics of Sentiment Trends in Social Media Streams: The 2013 Confederation Cup Case
Maira Gatti, Alexandre Rademaker, Daniel Lemes, Paulo Cavalin, Claudio Pinhanez, Rogerio de Paula
IEEE INFOVIS 2013

Task assignment using ranking support vector machines
Maira Athanazio de Cerqueira Gatti, Ricardo Guimaraes Herrmann, David Loewenstern, Florian Pinel, Larisa Shwartz
Patent US 20130111488 A1

Method and system providing document semantic validation and reporting of schema violations
Maira Athanazio de Cerqueira Gatti, Ricardo Guimaraes Herrmann, David Matthew Loewenstern, Larisa Shwartz
Patent US 8515999 B2

Efficient evaluation of network robustness with a graph
Marcos dias de Assuncao, Bruno D. Flach, Maira A. de C. Gatti, Rudy R. Harry Putra, Takashi Imamichi, Marco Aurelio Stelmar Netto
Patent US 20130338989 A1

A simulation-based approach to analyze the information diffusion in Microblogging Online Social Network
Gatti de C, A Maira, Ana Paula Appel, Cicero Nogueira dos Santos, Claudio Santos Pinhanez, Paulo Rodrigo Cavalin, Samuel Barbosa Neto
Simulation Conference (WSC), 2013 Winter, pp. 1685--1696

Autonomously reviewing and validating the knowledge base of a never-ending learning system
Saulo DS Pedro, Ana Paula Appel, Estevam R Hruschka Jr
Proceedings of the 22nd international conference on World Wide Web companion, pp. 1195--1204, 2013

Modeling and storing complex network with graph-tree
Adan Lucio Pereira, Ana Paula Appel
New Trends in Databases and Information Systems, pp. 305--315, Springer, 2013

Reaction times for user behavior models in microblogging online social networks
Samuel Martins Barbosa Neto, Maira Athanazio De Cerqueira Gatti, Paulo Rodrigo Cavalin, Claudio Santos Pinhanez, Cicero Nogueira Dos Santos, Ana Paula Appel
Proceedings of the 2103 workshop on Data-driven user behavioral modelling and mining from social media, pp. 17--20, 2013

A Simulation-based Approach to Analyze the Information Diffusion in Microblogging Online Social Network
Maira A de C Gatti, Ana Paula Appel, Cicero Nogueira dos Santos, Claudio Santos Pinhanez, Paulo Rodrigo Cavalin, Samuel Barbosa Neto
Winter Simulation Conference, WSC'13, 2013
accepted for publication

Large-Scale Multi-Agent-based Modeling and Simulation of Microblogging-based Online Social Network
Maira Gatti, Ana Paula Appel, Claudio Pinhanez, Cicero dos Santos, Daniel Gribel, Paulo Cavalin, and Samuel Barbosa Neto
The 14th International Workshop on Multi-Agent-based Simulation (MABS, AAMAS 2013)


2012

A learning feature engineering method for task assignment
Florian Pinel, Larisa Shwartz, Maira Gatti, Ricardo Herrmann, Victor F Cavalcante.
Network Operations and Management Symposium (NOMS), 2012 IEEE, pp. 961--967

A learning method for improving quality of service infrastructure management in new technical support groups
David Loewenstern, Florian Pinel, Larisa Shwartz, Maira Gatti, Ricardo Herrmann
Service Oriented Computing, Lecture Notes in Computer Science, pp. 599-606, Springer, 2012

Domain-Independent Data Validation and Content Assistance as a Service
Maira Gatti, Ricardo Herrmann, David Loewenstern, Florian Pinel
2012 IEEE 19th International Conference on Web Services (ICWS)

Scheduling with Preemption for Incident Management: When Interrupting Tasks is not Such a Bad Idea
Marcos D. Assuncao, Victor F. Cavalcante, Maira A. de C. Gatti, Marco A. S. Netto, Claudio S. Pinhanez, and Cleidson R. B. de Souz
Proceedings of the Winter Simulation Conference (WSC '12), pp. 12, ACM, 2012

Characterizing Time-Bounded Incident Management Systems
V Cavalcante, Claudio S Pinhanez, CB de Souza, RA de Paula, Ana Paula Appel, Carolina S Andrade
SRII Global Conference (SRII), 2012 Annual, pp. 750--759

Using Social Analytics for Studying Work-Networks: A Novel, Initial Approach
Rog\'erio A de Paula, Ana Paula Appel, Claudio S Pinhanez, Victor F Cavalcante, Carolina S Andrade
Collaborative Systems (SBSC), 2012 Brazilian Symposium on, pp. 146--153


2011

Information needs of system administrators in information technology service factories
C.R.B. de Souza, C.S. Pinhanez, V.F. Cavalcante
Proceedings of the 5th ACM Symposium on Computer Human Interaction for Management of Information Technology, pp. 3, 2011

Human aspects of internet services: considering the needs of users and providers
C.S. Pinhanez
Journal of Internet Services and Applications 1(3), 155--164, Springer, 2011


2010

RDBMS as an Efficient Tool to Mine Cliques on Complex Networks
A.P. Appel, A.A. Paterlini, C. Traina Jr
Journal of Information and Data Management 1(3), 407, 2010


Year Unknown

Social network analyses in organizations: challenges and approaches for studying work networks
Ana Paula Appel, Vagner F de Santana, Rog\'erio A de Paula, Claudio S Pinhanez, Victor F Cavalvante
cti.gov.br, 0





Capabilities

Computational Dialogues, Conversation Design, Conversation Analytics and Modeling, Data Mining and Knowledge Discovery, Human-Computer Interaction, Machine Learning, Social Media, Agents, Chatbots, Dialogue Systems, Design, Graph Mining, Computer Vision, Deep Learning, Large Databases, High Performance Computing, Agile.