Wagner Meira Jr.

According to our database1, Wagner Meira Jr. authored at least 289 papers between 1995 and 2019.

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Bibliography

2019
BIGSEA: A Big Data analytics platform for public transportation information.
Future Generation Comp. Syst., 2019

Outlier detection in graphs: A study on the impact of multiple graph models.
Comput. Sci. Inf. Syst., 2019

Fractal: A General-Purpose Graph Pattern Mining System.
Proceedings of the 2019 International Conference on Management of Data, 2019

Efficient Parallel Associative Classification Based on Rules Memoization.
Proceedings of the Computational Science - ICCS 2019, 2019

Medical Imaging Processing Architecture on ATMOSPHERE Federated Platform.
Proceedings of the 9th International Conference on Cloud Computing and Services Science, 2019

A Framework for Benchmarking Discrimination-Aware Models in Machine Learning.
Proceedings of the 2019 AAAI/ACM Conference on AI, Ethics, and Society, 2019

2018
Scalable and Efficient Data Analytics and Mining with Lemonade.
PVLDB, 2018

Janus: Diagnostics and reconfiguration of data parallel programs.
J. Parallel Distrib. Comput., 2018

NetClass: A network-based relational model for document classification.
Inf. Sci., 2018

Outlier Detection in Graphs: On the Impact of Multiple Graph Models.
Proceedings of the 8th International Conference on Web Intelligence, Mining and Semantics, 2018

Analyzing Right-wing YouTube Channels: Hate, Violence and Discrimination.
Proceedings of the 10th ACM Conference on Web Science, 2018

Ego-Centric Analysis of Supportive Networks.
Proceedings of the 10th ACM Conference on Web Science, 2018

An Unsupervised Boosting Strategy for Outlier Detection Ensembles.
Proceedings of the Advances in Knowledge Discovery and Data Mining, 2018

The Evolution of Bashlite and Mirai IoT Botnets.
Proceedings of the 2018 IEEE Symposium on Computers and Communications, 2018

Characterizing and Detecting Hateful Users on Twitter.
Proceedings of the Twelfth International Conference on Web and Social Media, 2018

Graph Pattern Mining and Learning through User-Defined Relations.
Proceedings of the IEEE International Conference on Data Mining, 2018


EUBra-BIGSEA, A Cloud-Centric Big Data Scientific Research Platform.
Proceedings of the 48th Annual IEEE/IFIP International Conference on Dependable Systems and Networks Workshops, 2018

Fairness and Transparency of Machine Learning for Trustworthy Cloud Services.
Proceedings of the 48th Annual IEEE/IFIP International Conference on Dependable Systems and Networks Workshops, 2018

2017
Designing mobile content delivery networks for the internet of vehicles.
Vehicular Communications, 2017

A Two-Stage Machine learning approach for temporally-robust text classification.
Inf. Syst., 2017

What surprises does your past have for you?
Inf. Syst., 2017

Fairness, Accountability, and Transparency while Mining Data from the Web and Social Networks.
Proceedings of the 23rd Brazillian Symposium on Multimedia and the Web, 2017

Characterizing Videos, Audience and Advertising in Youtube Channels for Kids.
Proceedings of the Social Informatics, 2017

A Characterization of Load Balancing on the IPv6 Internet.
Proceedings of the Passive and Active Measurement - 18th International Conference, 2017

Antagonism Also Flows Through Retweets: The Impact of Out-of-Context Quotes in Opinion Polarization Analysis.
Proceedings of the Eleventh International Conference on Web and Social Media, 2017

Portinari: A Data Exploration Tool to Personalize Cervical Cancer Screening.
Proceedings of the 39th IEEE/ACM International Conference on Software Engineering: Software Engineering in Society Track, 2017

Provider-Consumer Anomaly Detection for Healthcare Systems.
Proceedings of the 2017 IEEE International Conference on Healthcare Informatics, 2017

Enhancement of Epidemiological Models for Dengue Fever Based on Twitter Data.
Proceedings of the 2017 International Conference on Digital Health, 2017

Lemonade: A scalable and efficient Spark-based platform for data analytics.
Proceedings of the 17th IEEE/ACM International Symposium on Cluster, 2017

PRIVAaaS: privacy approach for a distributed cloud-based data analytics platforms.
Proceedings of the 17th IEEE/ACM International Symposium on Cluster, 2017

Experimental Evaluation of Crowdsourcing on the Characterization of Data Visualization Techniques.
Proceedings of the 2017 Brazilian Conference on Intelligent Systems, 2017

Efficient Gaussian Process-Based Inference for Modelling Spatio-Temporal Dengue Fever.
Proceedings of the 2017 Brazilian Conference on Intelligent Systems, 2017

2016
Non-Intrusive Planning the Roadside Infrastructure for Vehicular Networks.
IEEE Trans. Intelligent Transportation Systems, 2016

A quantitative analysis of the temporal effects on automatic text classification.
JASIST, 2016

Measuring, Characterizing, and Avoiding Spam Traffic Costs.
IEEE Internet Computing, 2016

Exploring multiple evidence to infer users' location in Twitter.
Neurocomputing, 2016

Watershed-ng: an extensible distributed stream processing framework.
Concurrency and Computation: Practice and Experience, 2016

DynWebStats: A Framework for Determining Dynamic and Up-to-date Web Indicators.
Proceedings of the 22nd Brazilian Symposium on Multimedia and the Web, 2016

Identifying Stereotypes in the Online Perception of Physical Attractiveness.
Proceedings of the Social Informatics - 8th International Conference, 2016

Efficient Remapping of Internet Routing Events.
Proceedings of the ACM SIGCOMM 2016 Conference, Florianopolis, Brazil, August 22-26, 2016, 2016

Complexity-Aware Assignment of Latent Values in Discriminative Models for Accurate Gesture Recognition.
Proceedings of the 29th SIBGRAPI Conference on Graphics, Patterns and Images, 2016

Dynamic Reconfiguration of Data Parallel Programs.
Proceedings of the 28th International Symposium on Computer Architecture and High Performance Computing, 2016

Infection Hot Spot Mining from Social Media Trajectories.
Proceedings of the Machine Learning and Knowledge Discovery in Databases, 2016

An architecture integrating stationary and mobile roadside units for providing communication on intelligent transportation systems.
Proceedings of the 2016 IEEE/IFIP Network Operations and Management Symposium, 2016

Simulations of Cardiac Electrophysiology Combining GPU and Adaptive Mesh Refinement Algorithms.
Proceedings of the Bioinformatics and Biomedical Engineering, 2016

Using the inter-contact time for planning the communication infrastructure in vehicular networks.
Proceedings of the 19th IEEE International Conference on Intelligent Transportation Systems, 2016

Faster: A Low Overhead Framework for Massive Data Analysis.
Proceedings of the IEEE/ACM 16th International Symposium on Cluster, 2016

Diagnosing Performance Bottlenecks in Massive Data Parallel Programs.
Proceedings of the IEEE/ACM 16th International Symposium on Cluster, 2016

An Accurate Gaussian Process-Based Early Warning System for Dengue Fever.
Proceedings of the 5th Brazilian Conference on Intelligent Systems, 2016

2015
Assessing the profile of top Brazilian computer science researchers.
Scientometrics, 2015

Smart Traffic Light for Low Traffic Conditions - A Solution for Improving the Drivers Safety.
MONET, 2015

Neighborhoods and bands: an analysis of the origins of spam.
J. Internet Services and Applications, 2015

Learning sequential classifiers from long and noisy discrete-event sequences efficiently.
Data Min. Knowl. Discov., 2015

Deployment of roadside units based on partial mobility information.
Computer Communications, 2015

PDBest: a user-friendly platform for manipulating and enhancing protein structures.
Bioinformatics, 2015

Planning the communication infrastructure for vehicular networks without tracking vehicles.
Proceedings of the 11th IEEE International Conference on Wireless and Mobile Computing, 2015

Evaluating the Performance of Heterogeneous Vehicular Networks.
Proceedings of the IEEE 82nd Vehicular Technology Conference, 2015

A Spam Traffic Cost Analysis for Network Operators.
Proceedings of the XXXIII Brazilian Symposium on Computer Networks and Distributed Systems, 2015

Uma Estratégia não Supervisionada para Previsão de Eventos usando Redes Sociais.
Proceedings of the XXX Simpósio Brasileiro de Banco de Dados, 2015

Managing Infrastructure-Based Vehicular Networks.
Proceedings of the 16th IEEE International Conference on Mobile Data Management, 2015

Design of roadside communication infrastructure with QoS guarantees.
Proceedings of the 2015 IEEE Symposium on Computers and Communication, 2015

Data Mining: Cause or Consequence.
Proceedings of the 9th Alberto Mendelzon International Workshop on Foundations of Data Management, Lima, Peru, May 6, 2015

Entity Matching: A Case Study in the Medical Domain.
Proceedings of the 9th Alberto Mendelzon International Workshop on Foundations of Data Management, Lima, Peru, May 6, 2015

2014
Approximate similarity search for online multimedia services on distributed CPU-GPU platforms.
VLDB J., 2014

Thread scheduling and memory coalescing for dynamic vectorization of SPMD workloads.
Parallel Computing, 2014

Sentiment analysis on evolving social streams: how self-report imbalances can help.
Proceedings of the Seventh ACM International Conference on Web Search and Data Mining, 2014

The impact of visual attributes on online image diffusion.
Proceedings of the ACM Web Science Conference, 2014

Sentiment Analysis for Streams of Web Data: A Case Study of Brazilian Financial Markets.
Proceedings of the 20th Brazilian Symposium on Multimedia and the Web, 2014

Economically-efficient sentiment stream analysis.
Proceedings of the 37th International ACM SIGIR Conference on Research and Development in Information Retrieval, 2014

Neighborhoods or Condominiums: An Analysis of the Origin of Spam Based on the Organization of Autonomous Systems.
Proceedings of the 2014 Brazilian Symposium on Computer Networks and Distributed Systems, 2014

Watershed reengineering: Making Streams Programmable.
Proceedings of the 26th IEEE International Symposium on Computer Architecture and High Performance Computing Workshop, 2014

A Hadoop Extension to Process Mail Folders and its Application to a Spam Dataset.
Proceedings of the 26th IEEE International Symposium on Computer Architecture and High Performance Computing Workshop, 2014

Design of roadside infrastructure for information dissemination in vehicular networks.
Proceedings of the 2014 IEEE Network Operations and Management Symposium, 2014

Modeling and Analyzing the Video Game Live-Streaming Community.
Proceedings of the 9th Latin American Web Congress, 2014

Analyzing the Coauthorship Networks of Latin American Computer Science Research Groups.
Proceedings of the 9th Latin American Web Congress, 2014

It is Not Just a Picture: Revealing Some User Practices in Instagram.
Proceedings of the 9th Latin American Web Congress, 2014

Community-based endogamy as an influence indicator.
Proceedings of the IEEE/ACM Joint Conference on Digital Libraries, 2014

Of Pins and Tweets: Investigating How Users Behave Across Image- and Text-Based Social Networks.
Proceedings of the Eighth International Conference on Weblogs and Social Media, 2014

Complete discovery of high-quality patterns in large numerical tensors.
Proceedings of the IEEE 30th International Conference on Data Engineering, Chicago, 2014

An Evolutionary Methodology for Handling Data Scarcity and Noise in Monitoring Real Events from Social Media Data.
Proceedings of the Advances in Artificial Intelligence - IBERAMIA 2014, 2014

Reachability Queries in Very Large Graphs: A Fast Refined Online Search Approach.
Proceedings of the 17th International Conference on Extending Database Technology, 2014

Generating Cohesive Semantic Topics from Latent Factors.
Proceedings of the 2014 Brazilian Conference on Intelligent Systems, 2014

A Preliminary Analysis of the Scientific Production of Latin American Computer Science Research Groups.
Proceedings of the 8th Alberto Mendelzon Workshop on Foundations of Data Management, 2014

Data Mining and Analysis: Fundamental Concepts and Algorithms.
Cambridge University Press, ISBN: 9780521766333, 2014

2013
Uma Estratégia Baseada em Difusão de Informação para Determinação de Conteúdos Relevantes e Usuários Influentes em Redes Sociais.
RITA, 2013

A Holistic Hybrid Algorithm for User Recommendation on Twitter.
JIDM, 2013

Constraint-Based Search of Straddling Biclusters and Discriminative Patterns.
JIDM, 2013

Temporal contexts: Effective text classification in evolving document collections.
Inf. Syst., 2013

Profiling divergences in GPU applications.
Concurrency and Computation: Practice and Experience, 2013

aCSM: noise-free graph-based signatures to large-scale receptor-based ligand prediction.
Bioinformatics, 2013

A KDD-Based Methodology to Rank Trust in e-Commerce Systems.
Proceedings of the 2013 IEEE/WIC/ACM International Conferences on Web Intelligence, 2013

Caracterização do uso de hashtags do Twitter para mensurar o sentimento da população online: Um estudo de caso nas Eleições Presidenciais dos EUA em 2012.
Proceedings of the XXVIII Simpósio Brasileiro de Banco de Dados - Short Papers, Recife, Pernambuco, Brasil, September 30, 2013

Exploiting non-content preference attributes through hybrid recommendation method.
Proceedings of the Seventh ACM Conference on Recommender Systems, 2013

ProfileRank: finding relevant content and influential users based on information diffusion.
Proceedings of the 7th Workshop on Social Network Mining and Analysis, 2013

Aggregating productivity indices for ranking researchers across multiple areas.
Proceedings of the 13th ACM/IEEE-CS Joint Conference on Digital Libraries, 2013

Ladies First: Analyzing Gender Roles and Behaviors in Pinterest.
Proceedings of the Seventh International Conference on Weblogs and Social Media, 2013

A Measure of Polarization on Social Media Networks Based on Community Boundaries.
Proceedings of the Seventh International Conference on Weblogs and Social Media, 2013

Constraint-Based Search of Different Kinds of Discriminative Patterns.
Proceedings of the Twenty-Sixth International Florida Artificial Intelligence Research Society Conference, 2013

Uncovering the Location of Twitter Users.
Proceedings of the Brazilian Conference on Intelligent Systems, 2013

2012
Mining Attribute-structure Correlated Patterns in Large Attributed Graphs.
PVLDB, 2012

Min-Hash Fingerprints for Graph Kernels: A Trade-off among Accuracy, Efficiency, and Compression.
JIDM, 2012

FPCluster: An Efficient Out-of-core Clustering Strategy without a Similarity Metric.
JIDM, 2012

Towards a Better Quality Metric for Graph Cluster Evaluation.
JIDM, 2012

Cost-effective on-demand associative author name disambiguation.
Inf. Process. Manage., 2012

Special Issue on Computer Architecture and High-Performance Computing.
International Journal of Parallel Programming, 2012

A parallel accelerated adaptive mesh algorithm for the solution of electrical models of the heart.
IJHPSA, 2012

Simulations of Complex and Microscopic Models of Cardiac Electrophysiology Powered by Multi-GPU Platforms.
Comp. Math. Methods in Medicine, 2012

HydroPaCe: understanding and predicting cross-inhibition in serine proteases through hydrophobic patch centroids.
Bioinformatics, 2012

Watch me playing, i am a professional: a first study on video game live streaming.
Proceedings of the 21st World Wide Web Conference, 2012

Methodology for fraud detection in electronic transactions.
Proceedings of the Brazilian Symposium on Multimedia and the Web, 2012

Observatório do Trânsito: sistema para detecção e localização de eventos de trânsito no Twitter.
Proceedings of the XXVII Simpósio Brasileiro de Banco de Dados, 2012

Descoberta de n-conjuntos Fechados Eficiente e Restrita a Grupos de Interesse.
Proceedings of the XXVII Simpósio Brasileiro de Banco de Dados, 2012

Um sistema de alarme para vigilância epidemiológica de rumores utilizando redes sociais.
Proceedings of the XXVII Simpósio Brasileiro de Banco de Dados, 2012

Data and Instruction Uniformity in Minimal Multi-threading.
Proceedings of the IEEE 24th International Symposium on Computer Architecture and High Performance Computing, 2012

An Adaptive Mesh Algorithm for the Numerical Solution of Electrical Models of the Heart.
Proceedings of the Computational Science and Its Applications - ICCSA 2012, 2012

Traffic observatory: a system to detect and locate traffic events and conditions using Twitter.
Proceedings of the 5th ACM SIGSPATIAL International Workshop on Location-Based Social Networks, 2012

New evolutionary approaches to high-dimensional data.
Proceedings of the Genetic and Evolutionary Computation Conference, 2012

Caractérisation et extraction de biclusters de valeurs similaires avec l'analyse de concepts triadiques.
Proceedings of the Extraction et gestion des connaissances (EGC'2012), Actes, janvier 31, 2012

Characterizing the effectiveness of twitter hashtags to detect and track online population sentiment.
Proceedings of the CHI Conference on Human Factors in Computing Systems, 2012

ADVISe: Visualizing the dynamics of enzyme annotations in UniProt/Swiss-Prot.
Proceedings of the 2012 IEEE Symposium on Biological Data Visualization, 2012

Studying User Footprints in Different Online Social Networks.
Proceedings of the International Conference on Advances in Social Networks Analysis and Mining, 2012

Named Entity Disambiguation in Streaming Data.
Proceedings of the 50th Annual Meeting of the Association for Computational Linguistics, Proceedings of the Conference, July 8-14, 2012, Jeju Island, Korea, 2012

2011
Demand-Driven Associative Classification.
Springer Briefs in Computer Science, Springer, ISBN: 978-0-85729-525-5, 2011

Competence-Conscious Associative Rank Aggregation.
JIDM, 2011

Exploiting Temporal Locality to Determine User Bias in Microblogging Platforms.
JIDM, 2011

Calibrated lazy associative classification.
Inf. Sci., 2011

Word co-occurrence features for text classification.
Inf. Syst., 2011

Evaluating success factors of selling practices in electronic marketplaces.
IJEB, 2011

Dengue surveillance based on a computational model of spatio-temporal locality of Twitter.
Proceedings of the Web Science 2011, 2011

A Characterization Methodology of Evolutionary Behavior in Recommender Systems.
Proceedings of the WEBIST 2011, 2011

Effective sentiment stream analysis with self-augmenting training and demand-driven projection.
Proceedings of the Proceeding of the 34th International ACM SIGIR Conference on Research and Development in Information Retrieval, 2011

Data Integration via Constrained Clustering: An Application to Enzyme Clustering.
Proceedings of the Eleventh SIAM International Conference on Data Mining, 2011

Análise Adaptativa de Fluxo de Sentimento Baseada em Janela Deslizante Ativa.
Proceedings of the XXVI Simpósio Brasileiro de Banco de Dados, 2011

FPCluster: Uma estratégia eficiente de agrupamento out-of-core sem medida de similaridade.
Proceedings of the XXVI Simpósio Brasileiro de Banco de Dados, 2011

Unificação de Usuários em Redes Sociais.
Proceedings of the XXVI Simpósio Brasileiro de Banco de Dados, 2011

Distributed Skycube Computation with Anthill.
Proceedings of the 23rd International Symposium on Computer Architecture and High Performance Computing, 2011

Watershed: A High Performance Distributed Stream Processing System.
Proceedings of the 23rd International Symposium on Computer Architecture and High Performance Computing, 2011

The Oblivion Problem: Exploiting Forgotten Items to Improve Recommendation Diversity.
Proceedings of the Workshop on Novelty and Diversity in Recommender Systems, 2011

Comparing CUDA, OpenCL and OpenGL Implementations of the Cardiac Monodomain Equations.
Proceedings of the Parallel Processing and Applied Mathematics, 2011

Is There a Best Quality Metric for Graph Clusters?
Proceedings of the Machine Learning and Knowledge Discovery in Databases, 2011

Suporte de Ontologias Aplicadas à Mineração de Dados por Regras de Associação.
Proceedings of Joint IV Seminar on Ontology Research in Brazil and VI International Workshop on Metamodels, 2011

Credibility of web applications.
Proceedings of the MEDES '11: International ACM Conference on Management of Emergent Digital EcoSystems, 2011

From bias to opinion: a transfer-learning approach to real-time sentiment analysis.
Proceedings of the 17th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, 2011

Particle swarm optimization for multi-label classification.
Proceedings of the 13th Annual Genetic and Evolutionary Computation Conference, 2011

Semi-supervised genetic programming for classification.
Proceedings of the 13th Annual Genetic and Evolutionary Computation Conference, 2011

Mining Biclusters of Similar Values with Triadic Concept Analysis.
Proceedings of The Eighth International Conference on Concept Lattices and Their Applications, 2011

Extracting Decision Trees from Interval Pattern Concept Lattices.
Proceedings of The Eighth International Conference on Concept Lattices and Their Applications, 2011

Adaptive parallel approximate similarity search for responsive multimedia retrieval.
Proceedings of the 20th ACM Conference on Information and Knowledge Management, 2011

Assessing documents' credibility with genetic programming.
Proceedings of the IEEE Congress on Evolutionary Computation, 2011

Spam detection using web page content: a new battleground.
Proceedings of the 8th Annual Collaboration, 2011

Divergence Analysis and Optimizations.
Proceedings of the 2011 International Conference on Parallel Architectures and Compilation Techniques, 2011

2010
Distance-Based Outlier Detection: Consolidation and Renewed Bearing.
PVLDB, 2010

Learning to Rank using Query-Level Rules.
JIDM, 2010

Automatic Document Classification Temporally Robust.
JIDM, 2010

Estimating the Credibility of Examples in Automatic Document Classification.
JIDM, 2010

Editorial.
JIDM, 2010

Adaptive and Flexible Blocking for Record Linkage Tasks.
JIDM, 2010

Temporally-aware algorithms for document classification.
Proceedings of the Proceeding of the 33rd International ACM SIGIR Conference on Research and Development in Information Retrieval, 2010

Mining Redundant Industrial Alarm Occurrences with Association Rules Extraction and Complex Networks Modeling.
Proceedings of the ISCA 19th International Conference on Software Engineeringand Data Engineering (SEDE-2010) June 16-18, 2010

Análise de Padrões de Propagação no Twitter.
Proceedings of the XXV Simpósio Brasileiro de Banco de Dados, 2010

Combinando Multi-Visões através de um Algoritmo de Nuvens de Partículas.
Proceedings of the XXV Simpósio Brasileiro de Banco de Dados, 2010

Tree Projection-Based Frequent Itemset Mining on Multicore CPUs and GPUs.
Proceedings of the 22st International Symposium on Computer Architecture and High Performance Computing, 2010

Performance Debugging of GPGPU Applications with the Divergence Map.
Proceedings of the 22st International Symposium on Computer Architecture and High Performance Computing, 2010

Structural correlation pattern mining for large graphs.
Proceedings of the Eighth Workshop on Mining and Learning with Graphs, 2010

Learning to rank for content-based image retrieval.
Proceedings of the 11th ACM SIGMM International Conference on Multimedia Information Retrieval, 2010

CredibilityRank: A Framework for the Design and Evaluation of Rank-based Credibility Models for Web Applications.
Proceedings of the IEEE/IFIP 8th International Conference on Embedded and Ubiquitous Computing, 2010

Tuning Genetic Programming parameters with factorial designs.
Proceedings of the IEEE Congress on Evolutionary Computation, 2010

2009
Competence-conscious associative classification.
Statistical Analysis and Data Mining, 2009

Reactivity based model to study online auctions dynamics.
Information Technology and Management, 2009

Multi-Level Parallelism for the Cardiac Bidomain Equations.
International Journal of Parallel Programming, 2009

Seller's credibility in electronic markets: a complex network based approach.
Proceedings of the 3rd ACM Workshop on Information Credibility on the Web, 2009

Analyzing seller practices in a Brazilian marketplace.
Proceedings of the 18th International Conference on World Wide Web, 2009

Quantifying the Impact of Information Aggregation on Complex Networks: A Temporal Perspective.
Proceedings of the Algorithms and Models for the Web-Graph, 6th International Workshop, 2009

The Metric Dilemma: Competence-Conscious Associative Classification.
Proceedings of the SIAM International Conference on Data Mining, 2009

Sequential Medical Treatment Mining for Survival Analysis.
Proceedings of the XXIV Simpósio Brasileiro de Banco de Dados, 2009

Classificação Automática de Documentos Robusta Temporalmente.
Proceedings of the XXIV Simpósio Brasileiro de Banco de Dados, 2009

Blocagem Adaptativa e Flexível para o Pareamento Aproximado de Registros.
Proceedings of the XXIV Simpósio Brasileiro de Banco de Dados, 2009

Selling Practices in Online Fixed-Price Marketplaces.
Proceedings of the Ninth Annual International Symposium on Applications and the Internet, 2009

Assessing success factors of selling practices in electronic marketplaces.
Proceedings of the MEDES '09: International ACM Conference on Management of Emergent Digital EcoSystems, 2009

Temporal Analysis of Seller Profiles in Electronic Markets.
Proceedings of the 2009 Latin American Web Congress, 2009

Exploiting contexts to deal with uncertainty in classification.
Proceedings of the 1st ACM SIGKDD Workshop on Knowledge Discovery from Uncertain Data, 2009

From an artificial neural network to a stock market day-trading system: A case study on the BM&F BOVESPA.
Proceedings of the International Joint Conference on Neural Networks, 2009

Coordinating the use of GPU and CPU for improving performance of compute intensive applications.
Proceedings of the 2009 IEEE International Conference on Cluster Computing, August 31, 2009

2008
Reactivity-based Approaches To Improve Web System's QoS.
J. Web Eng., 2008

The ParTriCluster Algorithm for Gene Expression Analysis.
International Journal of Parallel Programming, 2008

Understanding temporal aspects in document classification.
Proceedings of the International Conference on Web Search and Web Data Mining, 2008

Reactivity in Online Auctions: Understanding Bidding Behavior through Reactive Transitions.
Proceedings of the 10th IEEE International Conference on E-Commerce Technology (CEC 2008) / 5th IEEE International Conference on Enterprise Computing, 2008

Evaluating Longitudinal Aspects of Online Bidding Behavior.
Proceedings of the WEBIST 2008, 2008

Learning to rank at query-time using association rules.
Proceedings of the 31st Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, 2008

Calibrated Lazy Associative Classification.
Proceedings of the XXIII Simpósio Brasileiro de Banco de Dados, 2008

Characterizing On/Off Pattern of Broadband Internet Users.
Proceedings of the Latin American Web Conference, 2008

Distributed perfect hashing for very large key sets.
Proceedings of the 3rd International ICST Conference on Scalable Information Systems, 2008

An End User Development Model to Augment Usability of Rule Association Mining Systems.
Proceedings of the Human-Computer Interaction Symposium, 2008

Achieving Multi-Level Parallelism in the Filter-Labeled Stream Programming Model.
Proceedings of the 2008 International Conference on Parallel Processing, 2008

Exploiting temporal contexts in text classification.
Proceedings of the 17th ACM Conference on Information and Knowledge Management, 2008

A Campaign-based Characterization of Spamming Strategies.
Proceedings of the CEAS 2008, 2008

A seller's perspective characterization methodology for online auctions.
Proceedings of the 10th International Conference on Electronic Commerce 2008, 2008

2007
Workload models of spam and legitimate e-mails.
Perform. Eval., 2007

Analyzing ebay Negotiation Patterns.
Proceedings of the WEBIST 2007, 2007

Efficient on-demand Opinion Mining.
Proceedings of the XXII Simpósio Brasileiro de Banco de Dados, 2007

Data Clustering Paradigms.
Proceedings of the XXII Simpósio Brasileiro de Banco de Dados, 2007

Multi-level Parallelism in the Computational Modeling of the Heart.
Proceedings of the 19th Symposium on Computer Architecture and High Performance Computing (SBAC-PAD 2007), 2007

A Scalable Parallel Deduplication Algorithm.
Proceedings of the 19th Symposium on Computer Architecture and High Performance Computing (SBAC-PAD 2007), 2007

Fault-tolerance in filter-labeled-stream applications.
Proceedings of the 19th Symposium on Computer Architecture and High Performance Computing (SBAC-PAD 2007), 2007

Reactivity-Based Quality of Service Strategies for Web Applications.
Proceedings of the 2007 International Symposium on Applications and the Internet (SAINT 2007), 2007

Multi-label Lazy Associative Classification.
Proceedings of the Knowledge Discovery in Databases: PKDD 2007, 2007

Characterization of Online Auctions: Correlating Negotiation Patterns and Bidding Behavior.
Proceedings of the Fifth Latin American Web Congress (LA-Web 2007), 31 October, 2007

Limiting the power consumption of main memory.
Proceedings of the 34th International Symposium on Computer Architecture (ISCA 2007), 2007

Automatic Moderation of Comments in a Large On-line Journalistic Environment.
Proceedings of the First International Conference on Weblogs and Social Media, 2007

An Efficient and Reliable Scientific Workflow System.
Proceedings of the Seventh IEEE International Symposium on Cluster Computing and the Grid (CCGrid 2007), 2007

2006
Anteater: A Service-Oriented Architecture for High-Performance Data Mining.
IEEE Internet Computing, 2006

A Run-time System for Efficient Execution of Scientific Workflows on Distributed Environments.
Proceedings of the 18th Symposium on Computer Architecture and High Performance Computing (SBAC-PAD 2006), 2006

ParTriCluster: A Scalable Parallel Algorithm for Gene Expression Analysis.
Proceedings of the 18th Symposium on Computer Architecture and High Performance Computing (SBAC-PAD 2006), 2006

Assessing Reactive QoS Strategies for Internet Services.
Proceedings of the 2006 International Symposium on Applications and the Internet (SAINT 2006), 2006

Lazy Associative Classification for Content-based Spam Detection.
Proceedings of the Fourth Latin American Web Congress (LA-Web 2006), 2006

Reactivity-based Scheduling Approaches For Internet Services.
Proceedings of the Fourth Latin American Web Congress (LA-Web 2006), 2006

Assessing the impact of reactive workloads on the performance of Web applications.
Proceedings of the 2006 IEEE International Symposium on Performance Analysis of Systems and Software, 2006

Evaluating the impact of reactivity on the performance of Web applications.
Proceedings of the 25th IEEE International Performance Computing and Communications Conference, 2006

Caracterizando desafios de interação com sistemas de mineração de regras de associação.
Proceedings of the VII Symposium on Human Factors in Computer Systems, 2006

Lazy Associative Classification.
Proceedings of the 6th IEEE International Conference on Data Mining (ICDM 2006), 2006

Reactivity in Online Auctions.
Proceedings of the Current Trends in Database Technology - EDBT 2006, 2006

Multi-evidence, multi-criteria, lazy associative document classification.
Proceedings of the 2006 ACM CIKM International Conference on Information and Knowledge Management, 2006

Assessing Data Virtualization for Irregularly Replicated Large Datasets.
Proceedings of the Sixth IEEE International Symposium on Cluster Computing and the Grid (CCGrid 2006), 2006

2005
Quantifying the Performability of Cluster-Based Services.
IEEE Trans. Parallel Distrib. Syst., 2005

Set-based vector model: An efficient approach for correlation-based ranking.
ACM Trans. Inf. Syst., 2005

Rule Generation and Rule Selection Techniques for Cost-Sensitive Associative Classification.
Proceedings of the 20° Simpósio Brasileiro de Bancos de Dados, 2005

Anthill: A Scalable Run-Time Environment for Data Mining Applications.
Proceedings of the 17th Symposium on Computer Architecture and High Performance Computing (SBAC-PAD 2005), 2005

Energy conservation in heterogeneous server clusters.
Proceedings of the ACM SIGPLAN Symposium on Principles and Practice of Parallel Programming, 2005

Increasing User's Privacy Control through Flexible Web Bug Detection.
Proceedings of the Third Latin American Web Congress (LA-Web 2005), 1 October, 2005

AnthillSched: A Scheduling Strategy for Irregular and Iterative I/O-Intensive Parallel Jobs.
Proceedings of the Job Scheduling Strategies for Parallel Processing, 2005

Scheduling Data Flow Applications Using Linear Programming.
Proceedings of the 34th International Conference on Parallel Processing (ICPP 2005), 2005

Maximal termsets as a query structuring mechanism.
Proceedings of the 2005 ACM CIKM International Conference on Information and Knowledge Management, Bremen, Germany, October 31, 2005

2004
Parallel and distributed methods for incremental frequent itemset mining.
IEEE Trans. Systems, Man, and Cybernetics, Part B, 2004

A characterization of broadband user behavior and their e-business activities.
SIGMETRICS Performance Evaluation Review, 2004

State Maintenance and its Impact on the Performability of Multi-tiered Internet Services.
Proceedings of the 23rd International Symposium on Reliable Distributed Systems (SRDS 2004), 2004

Processing Conjunctive and Phrase Queries with the Set-Based Model.
Proceedings of the String Processing and Information Retrieval, 2004

An Image-Matching Approach to Protein Similarity Analysis.
Proceedings of the XVII Brazilian Symposium on Computer Graphics and Image Processing, 2004

MASKS: Managing Anonymity while Sharing Knowledge to Servers.
Proceedings of the Security and Protection in Information Processing Systems, 2004

Asynchronous and Anticipatory Filter-Stream Based Parallel Algorithm for Frequent Itemset Mining.
Proceedings of the Knowledge Discovery in Databases: PKDD 2004, 2004

A Hierarchical Characterization of User Behavior.
Proceedings of the Joint Conference 10th Brazilian Symposium on Multimedia and the Web & 2nd Latin American Web Congress, 2004

Characterizing a spam traffic.
Proceedings of the 4th ACM SIGCOMM Internet Measurement Conference, 2004

2003
A hierarchical and multiscale approach to analyze E-business workloads.
Perform. Eval., 2003

Masks: Bringing Anonymity and Personalization Together.
IEEE Security & Privacy, 2003

Using Structural Signatures for Identifying Globins: the Intra-Subunit Electrostatic Interactions.
Proceedings of the II Brazilian Workshop on Bioinformatics, 2003

A Software Engineering Process to Specify and Verify E-Commerce Systems.
Proceedings of the International Conference on Software Engineering Research and Practice, 2003

Extending UML to Specify and Verify E-commerce Systems.
Proceedings of the Fifteenth International Conference on Software Engineering & Knowledge Engineering (SEKE'2003), 2003

Efficient, Accurate and Privacy-Preserving Data Mining for Frequent Itemsets in Distributed Databases.
Proceedings of the XVIII Simpósio Brasileiro de Bancos de Dados, 2003

New Parallel Algorithms for Frequent Itemset Mining in Very Large Databases.
Proceedings of the 15th Symposium on Computer Architecture and High Performance Computing (SBAC-PAD 2003), 2003

Load Balancing on Stateful Clustered Web Servers.
Proceedings of the 15th Symposium on Computer Architecture and High Performance Computing (SBAC-PAD 2003), 2003

Quantitative Analysis of Strategies for Streaming Media Distribution.
Proceedings of the 1st Latin American Web Congress (LA-WEB 2003), 2003

Mining Frequent Itemsets in Distributed and Dynamic Databases.
Proceedings of the 3rd IEEE International Conference on Data Mining (ICDM 2003), 2003

Parallel and Distributed Frequent Itemset Mining on Dynamic Datasets.
Proceedings of the High Performance Computing - HiPC 2003, 10th International Conference, 2003

2002
Disclosing users' data in an environment that preserves privacy.
Proceedings of the 2002 ACM Workshop on Privacy in the Electronic Society, 2002

Enhancing the Set-Based Model Using Proximity Information.
Proceedings of the String Processing and Information Retrieval, 2002

Set-based model: a new approach for information retrieval.
Proceedings of the SIGIR 2002: Proceedings of the 25th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, 2002

Mining Frequent Itemsets in Evolving Databases.
Proceedings of the Second SIAM International Conference on Data Mining, 2002

Mining Reliable Models of Associations in Dynamic Databases.
Proceedings of the XVII Simpósio Brasileiro de Banco de Dados, 2002

iFP-growth: Um Algoritmo Incremental para Determinar Regras de Associação.
Proceedings of the XVII Simpósio Brasileiro de Banco de Dados, 2002

Efficiently Mining Approximate Models of Associations in Evolving Databases.
Proceedings of the Principles of Data Mining and Knowledge Discovery, 2002

A hierarchical characterization of a live streaming media workload.
Proceedings of the 2nd ACM SIGCOMM Internet Measurement Workshop, 2002

A Formal Methodology to Specify E-commerce Systems.
Proceedings of the Formal Methods and Software Engineering, 2002

Real World Association Rule Mining.
Proceedings of the Advances in Databases, 19th British National Conference on Databases, 2002

2001
Modeling Web Site Personalization Strategies.
Proceedings of the International Workshop on Information Integration on the Web, 2001

On the Design of a Tool for Controlling Privacy in the WWW.
Proceedings of the International Workshop on Information Integration on the Web, 2001

Analyzing robot behavior in e-business sites.
Proceedings of the Joint International Conference on Measurements and Modeling of Computer Systems, 2001

Rank-Preserving Two-Level Caching for Scalable Search Engines.
Proceedings of the SIGIR 2001: Proceedings of the 24th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, 2001

Mineração Incremental de Regras de Associação.
Proceedings of the XVI Simpósio Brasileiro de Banco de Dados, 2001

Modelagem Vetorial Estendida por Regras de Associação.
Proceedings of the XVI Simpósio Brasileiro de Banco de Dados, 2001

Resource placement in distributed E-commerce servers.
Proceedings of the Global Telecommunications Conference, 2001

2000
Minimizing the impact of orphan requests in e-commerce services.
SIGMETRICS Performance Evaluation Review, 2000

Dynamic Aspects of Documents of the Brazilian Web.
Proceedings of the WISE 2000, 2000

E-Representative: A Scalability Scheme for E-Commerce.
Proceedings of the Second International Workshop on Advance Issues of E-Commerce and Web-Based Information Systems (WECWIS 2000), 2000

In search of invariants for e-business workloads.
Proceedings of the 2nd ACM Conference on Electronic Commerce (EC-00), 2000

Classificação Automática de Consumidores Eletrônicos.
Proceedings of the International Joint Conference, 2000

Using Quantitative Information for Efficient Association Rule Generation.
Proceedings of the XV Simpósio Brasileiro de Banco de Dados, 2000

Design and Implementation of a Tool for Measuring the Performance of Complex E-commerce Sites.
Proceedings of the Computer Performance Evaluation: Modelling Techniques and Tools, 2000

1999
Efficiency Analysis of Brokers in the Electronic Marketplace.
Computer Networks, 1999

A Quantitative Analysis of the User Behavior of a Large E-Broker.
Proceedings of the First International Workshop on Advance Issues of E-Commerce and Web-Based Information Systems, 1999

Parallelizing MPEG Video Encoding using Multiprocessors.
Proceedings of the XII Brazilian Symposium on Computer Graphics and Image Processing (SIBGRAPI '99), 1999

SHMSquid: A Scalable WWW Cache Server.
Proceedings of the 19th International Conference of the Chilean Computer Science Society (SCCC '99), 1999

Geração de Regras de Associação Quantitativas.
Proceedings of the XIV Simpósio Brasileiro de Banco de Dados, 1999

Performance Monitoring of Management Systems.
Proceedings of the 1st Latin American Network Operations and Management Symposium, 1999

1998
Performance Analysis of WWW Cache Proxy Hierarchies.
J. Braz. Comp. Soc., 1998

The Influence of Geographical and Cultural Issues on the Cache Proxy Server Workload.
Computer Networks, 1998

Analyzing Performance of Cache Server Hierarchies.
Proceedings of 18th International Conference of the Chilean Computer Science Society (SCCC '98), 1998

1997
VM-Based Shared Memory on Low-Latency, Remote-Memory-Access Networks.
Proceedings of the 24th International Symposium on Computer Architecture, 1997

Understanding the Performance of DSM Applications.
Proceedings of the Communication and Architectural Support for Network-Based Parallel Computing, 1997

1995
Combining Distributed Populations and Periodic Centralized Selections in Coarse-Grain Parallel Genetic Algorithms.
Proceedings of the Artificial Neural Nets and Genetic Algorithms, 1995


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