Leonardo Rocha

133 papers A* 8A 8B 3C 4Misc 12Journal 45Unranked 53

Year	Rank	Type	Title / Venue / Authors
2026	J	`jnl`	Review-Aware Recommender Systems (RARSs): Recent Advances, Experimental Comparative Analysis, Discussions, and New Directions. ACM Comput. Surv. Guilherme Bittencourt, Naan Vasconcelos, Yan Andrade, Nícollas Silva, Washington Cunha, Diego Roberto Colombo Dias, Marcos André Gonçalves, Leonardo Rocha
2025	J	`jnl`	"Are the current topic modeling evaluation metrics enough?" Mitigating the limitations of topic modeling evaluation metrics using a multi-perspective game theoretic approach. Knowl. Based Syst. Antônio Pereira, Felipe Viegas, Diego Roberto Colombo Dias, Elisa Tuler, Ana Cláudia Machado, Guilherme Fonseca, Marcos André Gonçalves, Leonardo Rocha
2025	—	`conf`	A Body Tracking Framework for Neuromotor Rehabilitation with Multimedia Application Support. ICCSA (1) Elvis Hernandes Ribeiro, Alexandre Fonseca Brandão, Marcelo de Paiva Guimarães, Leonardo Rocha, José Remo Ferreira Brega, Rodolfo da Silva Villaça, Diego R. C. Dias
2025	J	`jnl`	A Noise-Oriented and Redundancy-Aware Instance Selection Framework. ACM Trans. Inf. Syst. Washington Cunha, Alejandro Moreo Fernández, Andrea Esuli, Fabrizio Sebastiani, Leonardo Rocha, Marcos André Gonçalves
2025	J	`jnl`	A thorough benchmark of automatic text classification: From traditional approaches to large language models. CoRR Washington Cunha, Leonardo Rocha, Marcos André Gonçalves
2025	J	`jnl`	CTDGSI: A comprehensive exploitation of instance selection methods for automatic text classification. VII Concurso de Teses, Dissertações e Trabalhos de Graduação em SI - XXI Simpósio Brasileiro de Sistemas de Informação. CoRR Washington Cunha, Leonardo Rocha, Marcos André Gonçalves
2025	—	`conf`	Characterizing YouTube's Role in Online Gambling Promotion: A Case Study of Fortune Tiger in Brazil. WebSci Jessica Costa, Geovana Oliveira, Guilherme Fonseca, Davi Reis, Giancarlo Oliveira Teixeira, Washington Cunha, Leonardo Rocha, Carlos H. G. Ferreira
2025	—	`conf`	Correlating Socioeconomic Factors and Syphilis Incidence: A Case Study in Brazil. ICCSA (2) Matheus Tavares, Elias Mendes, Diego R. C. Dias, Elisa Tuler, Rodolfo da Silva Villaça, Marcelo de Paiva Guimarães, Leonardo Rocha
2025	—	`conf`	Enhanced Analysis of User Perceptions Through Natural Language Processing Approaches. INTERACT (3) Gabriel Prenassi, Ana Machado, Davi Freitas, André Lima, Raquel O. Prates, Antonio Landim, Leonardo Rocha, Elisa Tuler
2025	J	`jnl`	Exploring transparency: A comparative analysis of explainable artificial intelligence techniques in retinography images to support the diagnosis of glaucoma. Comput. Biol. Medicine Cleverson Vieira, Leonardo Rocha, Marcelo de Paiva Guimarães, Diego R. C. Dias
2025	A*	`conf`	Optimizing Tail-Head Trade-off for Extreme Multi-Label Text Classification (XMTC) with RAG-Labels and a Dynamic Two-Stage Retrieval and Fusion Pipeline. SIGIR Celso França, Gestefane Rabbi, Thiago Salles, Washington Cunha, Leonardo Rocha, Marcos André Gonçalves
2025	J	`jnl`	Ranking-based Fusion Algorithms for Extreme Multi-label Text Classification (XMTC). CoRR Celso França, Gestefane Rabbi, Thiago Salles, Washington Cunha, Leonardo Rocha, Marcos André Gonçalves
2025	J	`jnl`	STEval: A framework for evaluating spatio-temporal crime prediction models. Eng. Appl. Artif. Intell. Gabriel Amarante, Matheus Pimenta, Yan Andrade, Matheus Senna, Rainer Menezes, Antônio Hot Faria, Marcelo Vilas-Boas, Frederico Martins de Paula Neto, João Paulo da Silva, Everton Renato de Sousa, Jamicel da Silva, Wagner Meira Jr., George Teodoro, Leonardo Rocha, Renato Ferreira
2025	J	`jnl`	Tracing the 2024 U.S. election debate on Telegram with LLMs and graph analysis. Soc. Netw. Anal. Min. Giordano Paoletti, Carlos H. G. Ferreira, Luca Vassio, Leonardo Rocha, Jussara M. Almeida
2024	—	`conf`	A Descriptive and Predictive Analysis Tool for Criminal Data: A Case Study from Brazil. ICCSA (2) Yan Andrade, Matheus Pimenta, Gabriel Amarante, Antônio Hot Faria, Marcelo Vilas-Boas, João Paulo da Silva, Felipe Rocha, Jamicel da Silva, Wagner Meira Jr., George Teodoro, Leonardo Rocha, Renato Ferreira
2024	J	`jnl`	A Novel Two-Step Fine-Tuning Pipeline for Cold-Start Active Learning in Text Classification Tasks. CoRR Fabiano Belém, Washington Cunha, Celso França, Cláudio M. V. de Andrade, Leonardo Rocha, Marcos André Gonçalves
2024	J	`jnl`	A Strategy to Combine 1stGen Transformers and Open LLMs for Automatic Text Classification. CoRR Cláudio M. V. de Andrade, Washington Cunha, Davi Reis, Adriana S. Pagano, Leonardo Rocha, Marcos André Gonçalves
2024	—	`conf`	Identification of Malicious URLs: A Purely Lexical Approach. ICCSA (2) Julio Rodrigues, Charles de Barros, Diego R. C. Dias, Marcelo de Paiva Guimarães, Elisa Tuler, Leonardo Rocha
2024	J	`jnl`	Large-scale response-aware online ANN search in dynamic datasets. Clust. Comput. Guilherme Andrade, Willian Barreiros, Leonardo Rocha, Renato Ferreira, George Teodoro
2024	J	`jnl`	On Representation Learning-based Methods for Effective, Efficient, and Scalable Code Retrieval. Neurocomputing Celso França, Rennan C. Lima, Cláudio M. V. de Andrade, Washington Cunha, Pedro O. S. Vaz de Melo, Berthier A. Ribeiro-Neto, Leonardo Rocha, Rodrygo L. T. Santos, Adriana S. Pagano, Marcos André Gonçalves
2024	J	`jnl`	PATopics: An automatic framework to extract useful information from pharmaceutical patents documents. CoRR Pablo Cecilio, Antônio Perreira, Juliana Santos Rosa Viegas, Washington Cunha, Felipe Viegas, Elisa Tuler, Fabiana Testa Moura de Carvalho Vicentini, Leonardo Rocha
2024	J	`jnl`	Pipelining Semantic Expansion and Noise Filtering for Sentiment Analysis of Short Documents - CluSent Method. J. Interact. Syst. Felipe Viegas, Sérgio D. Canuto, Washington Cunha, Celso França, Cláudio M. V. de Andrade, Guilherme Fonseca, Ana Machado, Leonardo Rocha, Marcos André Gonçalves
2024	—	`conf`	ReBase: a framework for acquiring and managing body tracking data. SVR Tiago Trotta, Luis Rodrigues, José Remo Ferreira Brega, Marcelo de Paiva Guimarães, Leonardo Rocha, Alexandre Fonseca Brandão, Diego R. C. Dias
2023	J	`jnl`	A Comparative Survey of Instance Selection Methods applied to Non-Neural and Transformer-Based Text Classification. ACM Comput. Surv. Washington Cunha, Felipe Viegas, Celso França, Thierson Rosa, Leonardo Rocha, Marcos André Gonçalves
2023	—	`conf`	A Complete Framework for Offline and Counterfactual Evaluations of Interactive Recommendation Systems. WebMedia Yan Andrade, Nícollas Silva, Thiago Silva, Adriano C. M. Pereira, Diego Roberto Colombo Dias, Elisa Tuler de Albergaria, Leonardo Rocha
2023	—	`conf`	A Survey on Review - Aware Recommendation Systems. WebMedia Guilherme Bittencourt, Guilherme Fonseca, Yan Andrade, Nícollas Silva, Leonardo Rocha
2023	A*	`conf`	An Effective, Efficient, and Scalable Confidence-based Instance Selection Framework for Transformer-Based Text Classification. SIGIR Washington Cunha, Celso França, Guilherme Fonseca, Leonardo Rocha, Marcos André Gonçalves
2023	—	`conf`	Applied Explainable Artificial Intelligence (XAI) in the classification of retinal images for support in the diagnosis of Glaucoma. WebMedia Cleverson Marques Vieira, Marcus Vinícius De Castro Oliveira, Marcelo de Paiva Guimarães, Leonardo Rocha, Diego Roberto Colombo Dias
2023	—	`conf`	Automatic Features Extraction from the Optic Cup and Disc Segmentation for Glaucoma Classification. ICCSA (1) Marcus Oliveira, Cleverson Vieira, Ana Paula De Filippo, Michel Carlo Rodrigues Leles, Diego Roberto Colombo Dias, Marcelo de Paiva Guimarães, Elisa Tuler, Leonardo Rocha
2023	—	`conf`	CluSent - Combining Semantic Expansion and De-Noising for Dataset-Oriented Sentiment Analysis of Short Texts. WebMedia Felipe Viegas, Sérgio D. Canuto, Washington Cunha, Celso França, Cláudio Moisés Valiense de Andrade, Leonardo Rocha, Marcos André Gonçalves
2023	—	`conf`	Evaluating the Limits of the Current Evaluation Metrics for Topic Modeling. WebMedia Antônio Pereira De Souza Júnior, Felipe Viegas, Marcos André Gonçalves, Leonardo Rocha
2023	A*	`conf`	Exploring Scenarios of Uncertainty about the Users' Preferences in Interactive Recommendation Systems. SIGIR Nícollas Silva, Thiago Silva, Henrique Hott, Yan Ribeiro, Adriano C. M. Pereira, Leonardo Rocha
2023	—	`conf`	Integrating Counterfactual Evaluations into Traditional Interactive Recommendation Frameworks. ICCSA (1) Yan Andrade, Nícollas Campos Silva, Adriano C. M. Pereira, Elisa Tuler, Cleverson Vieira, Marcelo de Paiva Guimarães, Diego Dias, Leonardo Rocha
2023	J	`jnl`	Offline Metrics for Evaluating Explanation Goals in Recommender Systems. CoRR André Levi Zanon, Marcelo Garcia Manzato, Leonardo Rocha
2023	J	`jnl`	On the class separability of contextual embeddings representations - or "The classifier does not matter when the (text) representation is so good!". Inf. Process. Manag. Cláudio Moisés Valiense de Andrade, Fabiano Belém, Washington Cunha, Celso França, Felipe Viegas, Leonardo Rocha, Marcos André Gonçalves
2023	J	`jnl`	TPDR: A Novel Two-Step Transformer-based Product and Class Description Match and Retrieval Method. CoRR Washington Cunha, Celso França, Leonardo Rocha, Marcos André Gonçalves
2023	—	`conf`	Uma Metodologia para Tratamento do Viés da Maioria em Modelos de Stacking via Identificação de Documentos Difíceis. SBBD Welton Santos, Washington Cunha, Celso França, Guilherme Fonseca, Sérgio D. Canuto, Leonardo Rocha, Marcos André Gonçalves
2023	J	`jnl`	User Cold-start Problem in Multi-armed Bandits: When the First Recommendations Guide the User's Experience. Trans. Recomm. Syst. Nícollas Silva, Thiago Silva, Heitor Werneck, Leonardo Rocha, Adriano C. M. Pereira
2022	—	`conf`	A Stacking Recommender System Based on Contextual Information for Fashion Retails. ICCSA (1) Heitor Werneck, Nícollas Silva, Carlos Mito, Adriano C. M. Pereira, Elisa Tuler, Diego Dias, Leonardo Rocha
2022	J	`jnl`	A reproducible POI recommendation framework: Works mapping and benchmark evaluation. Inf. Syst. Heitor Werneck, Nícollas Silva, Adriano C. M. Pereira, Matheus Carvalho Viana, Alejandro Bellogín, Jorge Martinez-Gil, Fernando Mourão, Leonardo Rocha
2022	—	`conf`	C-Libras: A Gesture Recognition App for the Brazilian Sign Language. ICCSA (1) Tiago Trotta, Leonardo Rocha, Telma Rosa de Andrade, Marcelo de Paiva Guimarães, Diego Roberto Colombo Dias
2022	—	`conf`	Interactive POI Recommendation: applying a Multi-Armed Bandit framework to characterise and create new models for this scenario. WebMedia Thiago Silva, Nícollas Silva, Carlos Mito, Adriano C. M. Pereira, Leonardo Rocha
2022	J	`jnl`	Multi-Armed Bandits in Recommendation Systems: A survey of the state-of-the-art and future directions. Expert Syst. Appl. Nícollas Silva, Heitor Werneck, Thiago Silva, Adriano C. M. Pereira, Leonardo Rocha
2022	J	`jnl`	Semantic Academic Profiler (SAP): a framework for researcher assessment based on semantic topic modeling. Scientometrics Felipe Viegas, Antônio Pereira De Souza Júnior, Pablo Cecilio, Elisa Tuler, Wagner Meira Jr., Marcos André Gonçalves, Leonardo Rocha
2022	A*	`conf`	iRec: An Interactive Recommendation Framework. SIGIR Thiago Silva, Nícollas Silva, Heitor Werneck, Carlos Mito, Adriano C. M. Pereira, Leonardo Rocha
2021	J	`jnl`	A bias-variance analysis of state-of-the-art random forest text classifiers. Adv. Data Anal. Classif. Thiago Salles, Leonardo Rocha, Marcos André Gonçalves
2021	—	`conf`	A contextual approach to improve the user's experience in interactive recommendation systems. WebMedia Nícollas Silva, Heitor Werneck, Thiago Silva, Adriano C. M. Pereira, Leonardo Rocha
2021	—	`conf`	An Article-Oriented Framework for Automatic Semantic Analysis of COVID-19 Researches. ICCSA (3) Antonio Pedro, Antônio Pereira De Souza Júnior, Pablo Cecilio, Nayara Pena, Felipe Viegas, Elisa Tuler, Diego Dias, Leonardo Rocha
2021	—	`conf`	Classification of Human Movements with Motion Capture Data in a Motor Rehabilitation Context. SVR Luis Guilherme Silva Rodrigues, Diego Roberto Colombo Dias, Marcelo de Paiva Guimarães, Alexandre Fonseca Brandao, Leonardo Rocha, Rogério Luiz Iope, José Remo Ferreira Brega
2021	J	`jnl`	Effective and diverse POI recommendations through complementary diversification models. Expert Syst. Appl. Heitor Werneck, Rodrigo Santos, Nícollas Silva, Adriano C. M. Pereira, Fernando Mourão, Leonardo Rocha
2021	—	`conf`	On the Cost-Effectiveness of Stacking of Neural and Non-Neural Methods for Text Classification: Scenarios and Performance Prediction. ACL/IJCNLP (Findings) Christian Gomes, Marcos André Gonçalves, Leonardo Rocha, Sérgio D. Canuto
2021	J	`jnl`	On the cost-effectiveness of neural and non-neural approaches and representations for text classification: A comprehensive comparative study. Inf. Process. Manag. Washington Cunha, Vítor Mangaravite, Christian Gomes, Sérgio D. Canuto, Elaine Resende, Cecilia Nascimento, Felipe Viegas, Celso França, Wellington Santos Martins, Jussara M. Almeida, Thierson Rosa, Leonardo Rocha, Marcos André Gonçalves
2021	J	`jnl`	Points of Interest recommendations: Methods, evaluation, and future directions. Inf. Syst. Heitor Werneck, Nícollas Silva, Matheus Carvalho Viana, Adriano C. M. Pereira, Fernando Mourão, Leonardo Rocha
2021	—	`conf`	Semantically Time Tracking of Events from Web Documents. WebMedia Welton Santos, Elverton C. Fazzion, Diego Dias, Marcelo de Paiva Guimarães, Elisa Tuler, Leonardo Rocha
2021	—	`conf`	StoryTracker: A Semantic-Oriented Tool for Automatic Tracking Events by Web Documents. ICCSA (3) Welton Santos, Elverton Carvalho Fazzion, Elisa Tuler, Diego Dias, Marcelo de Paiva Guimarães, Leonardo Rocha
2021	J	`jnl`	The matching scarcity problem: When recommenders do not connect the edges in recruitment services. Expert Syst. Appl. Alan Cardoso, Fernando Mourão, Leonardo Rocha
2020	A	`conf`	"Keep it Simple, Lazy" - MetaLazy: A New MetaStrategy for Lazy Text Classification. CIKM Luiz Felipe Mendes, Marcos André Gonçalves, Washington Cunha, Leonardo Rocha, Thierson Couto Rosa, Wellington Martins
2020	—	`conf`	A Survey on Point-of-Interest Recommendation in Location-based Social Networks. WebMedia Heitor Werneck, Nícollas Silva, Matheus Carvalho Viana, Fernando Mourão, Adriano C. M. Pereira, Leonardo Rocha
2020	—	`conf`	An Evaluation of Low-Quality Content Detection Strategies: Which Attributes Are Still Relevant, Which Are Not? ICCSA (1) Júlio Resende, Vinicius H. S. Durelli, Igor Campos Moraes, Nícollas Silva, Diego Roberto Colombo Dias, Leonardo Rocha
2020	A*	`conf`	CluHTM - Semantic Hierarchical Topic Modeling based on CluWords. ACL Felipe Viegas, Washington Cunha, Christian Gomes, Antônio Pereira De Souza Júnior, Leonardo Rocha, Marcos André Gonçalves
2020	—	`conf`	Combining complementary diversification models for personalized POI recommendations. WebMedia Heitor Werneck, Nícollas Silva, Fernando Mourão, Adriano C. M. Pereira, Leonardo Rocha
2020	—	`conf`	Creating an Academic Conversational Agent for Dynamic Information Retrieval. SBSI João Augusto da Cruz, Millas Nasser, Elisa Tuler, Dárlinton B. F. Carvalho, Leonardo Rocha, Matheus Carvalho Viana
2020	J	`jnl`	Exploiting semantic relationships for unsupervised expansion of sentiment lexicons. Inf. Syst. Felipe Viegas, Mário S. Alvim, Sérgio D. Canuto, Thierson Rosa, Marcos André Gonçalves, Leonardo Rocha
2020	J	`jnl`	Extended pre-processing pipeline for text classification: On the role of meta-feature representations, sparsification and selective sampling. Inf. Process. Manag. Washington Cunha, Sérgio D. Canuto, Felipe Viegas, Thiago Salles, Christian Gomes, Vítor Mangaravite, Elaine Resende, Thierson Rosa, Marcos André Gonçalves, Leonardo Rocha
2020	—	`conf`	How to Improve the Recommendation's Accuracy in POI Domains? ICCSA (1) Luiz Chaves, Nícollas Silva, Rodrigo Carvalho, Adriano C. M. Pereira, Diego Roberto Colombo Dias, Leonardo Rocha
2020	—	`conf`	Mitigating Matching Scarcity in Recruitment Recommendation Domains. WebMedia Alan Cardoso, Fernando Mourão, Leonardo Rocha
2020	—	`conf`	The impact of first recommendations based on exploration or exploitation approaches in recommender systems' learning. WebMedia Thiago Silva, Nícollas Silva, Heitor Werneck, Adriano C. M. Pereira, Leonardo Rocha
2019	B	`conf`	A Particle Swarm approach to mitigate the apparent diversity-accuracy dilemma in recommendation domains in recommendation domains. CEC Diego Carvalho, Nícollas Silva, Tiago Trotta, Adriano C. M. Pereira, Fernando Mourão, Leonardo Rocha
2019	—	`conf`	A characterization methodology for candidates and recruiters interaction in online recruitment services. WebMedia Alan Cardoso, Fernando Mourão, Leonardo Rocha
2019	—	`conf`	A data exploratory methodology to understand the users' interactions in nonlinear web multimedia services. WebMedia Diego Carvalho, Nícollas Silva, Alan Cardoso, Elverton C. Fazzion, Adriano C. M. Pereira, Leonardo Rocha
2019	A	`conf`	CluWords: Exploiting Semantic Word Clustering Representation for Enhanced Topic Modeling. WSDM Felipe Viegas, Sérgio D. Canuto, Christian Gomes, Washington Luiz, Thierson Rosa, Sabir Ribas, Leonardo Rocha, Marcos André Gonçalves
2019	—	`conf`	Efficient Parallel Associative Classification Based on Rules Memoization. ICCS (4) Michel Pires, Nícollas Silva, Leonardo Rocha, Wagner Meira Jr., Renato Ferreira
2019	—	`conf`	Exploiting the user activity-level to improve the models' accuracy in point-of-interest recommender systems. WebMedia Luiz Chaves, Nícollas Silva, Rodrigo Carvalho, Adriano C. M. Pereira, Leonardo Rocha
2019	—	`conf`	Geographic-categorical diversification in POI recommendations. WebMedia Rodrigo Carvalho, Nícollas Silva, Luiz Chaves, Adriano C. M. Pereira, Leonardo Rocha
2019	—	`conf`	How to Compose Product Pages to Enhance the New Users' Interest in the Item Catalog? ICCS (1) Nícollas Silva, Diego Carvalho, Adriano C. M. Pereira, Fernando Mourão, Leonardo Rocha
2019	J	`jnl`	The Pure Cold-Start Problem: A deep study about how to conquer first-time users in recommendations domains. Inf. Syst. Nícollas Silva, Diego Carvalho, Adriano C. M. Pereira, Fernando Mourão, Leonardo Rocha
2018	A*	`conf`	A Feature-Oriented Sentiment Rating for Mobile App Reviews. WWW Washington Luiz, Felipe Viegas, Rafael Odon de Alencar, Fernando Mourão, Thiago Salles, Dárlinton B. F. Carvalho, Marcos André Gonçalves, Leonardo Rocha
2018	J	`jnl`	A Genetic Programming approach for feature selection in highly dimensional skewed data. Neurocomputing Felipe Viegas, Leonardo Rocha, Marcos André Gonçalves, Fernando Mourão, Giovanni Sá, Thiago Salles, Guilherme Andrade, Isac Sandin
2018	—	`conf`	Combining Data Mining Techniques to Enhance Cardiac Arrhythmia Detection. ICCS (2) Christian Gomes, Alan Cardoso, Thiago Silveira, Diego Dias, Elisa Tuler, Renato Ferreira, Leonardo Rocha
2018	—	`conf`	Evaluating Dynamic Scheduling of Tasks in Mobile Architectures Using ParallelME Framework. ICCS (3) Rodrigo Carvalho, Guilherme Andrade, Diogo Santana, Thiago Silveira, Daniel Madeira, Rafael Sachetto Oliveira, Renato Ferreira, Leonardo Rocha
2018	J	`jnl`	Exploiting efficient and effective lazy Semi-Bayesian strategies for text classification. Neurocomputing Felipe Viegas, Leonardo Rocha, Elaine Resende, Thiago Salles, Wellington Martins, Mateus Ferreira e Freitas, Marcos André Gonçalves
2018	—	`conf`	FAiR: A Framework for Analyses and Evaluations on Recommender Systems. ICCSA (3) Diego Carvalho, Nícollas Silva, Thiago Silveira, Fernando Mourão, Adriano C. M. Pereira, Diego Dias, Leonardo Rocha
2018	J	`jnl`	Improving random forests by neighborhood projection for effective text classification. Inf. Syst. Thiago Salles, Marcos André Gonçalves, Victor Rodrigues, Leonardo Rocha
2018	J	`jnl`	NetClass: A network-based relational model for document classification. Inf. Sci. Fernando Mourão, Leonardo Rocha, Felipe Viegas, Thiago Salles, Marcos André Gonçalves, Srinivasan Parthasarathy, Wagner Meira Jr.
2018	—	`conf`	Please please me: does the presence of test cases influence mobile app users' satisfaction? SBES Vinicius H. S. Durelli, Rafael Serapilha Durelli, André Takeshi Endo, Elder Cirilo, Washington Luiz, Leonardo Rocha
2018	A	`conf`	Semantically-Enhanced Topic Modeling. CIKM Felipe Viegas, Washington Luiz, Christian Gomes, Amir Khatibi, Sérgio D. Canuto, Fernando Mourão, Thiago Salles, Leonardo Rocha, Marcos André Gonçalves
2018	—	`conf`	Understanding Users-Contents Interaction in Non-Linear Multimedia Streaming Services. WebMedia Diego Carvalho, Nícollas Silva, Alan Cardoso, Elverton C. Fazzion, Adriano C. M. Pereira, Leonardo Rocha
2017	Misc	`conf`	A Framework for Direct and Transparent Data Exchange of Filter-stream Applications in Multi-GPUs Architectures. ICCS Gabriel Spada Ramos, Guilherme Andrade, Rafael Sachetto Oliveira, Daniel Madeira, Renan Carvalho, Renato Ferreira, Fernando Mourão, Leonardo Rocha
2017	J	`jnl`	A Two-Stage Machine learning approach for temporally-robust text classification. Inf. Syst. Thiago Salles, Leonardo Rocha, Fernando Mourão, Marcos André Gonçalves, Felipe Viegas, Wagner Meira Jr.
2017	Misc	`conf`	A framework for unexpectedness evaluation in recommendation. SAC Thiago Silveira, Leonardo Rocha, Fernando Mourão, Marcos André Gonçalves
2017	—	`conf`	Characterizing User Behavior and Items in Multimedia Streaming Services. WebMedia Diego Carvalho, Nícollas Silva, Adriano C. M. Pereira, Leonardo Rocha
2017	Misc	`conf`	Devising a computational model based on data mining techniques to predict concrete compressive strength. ICCS Daniel Alencar, Dárlinton B. F. Carvalho, Eduardus Koenders, Fernando Mourão, Leonardo Rocha
2017	—	`conf`	Evaluating Different Strategies to Mitigate the Ramp-up Problem in Recommendation Domains. WebMedia Nícollas Silva, Diego Carvalho, Adriano C. M. Pereira, Fernando Mourão, Leonardo Rocha
2017	J	`jnl`	Non-personalized Movie Recommendation by Maximum k-Coverage. J. Inf. Data Manag. Nícollas Silva, Diego Carvalho, Adriano C. M. Pereira, Fernando Mourão, Leonardo Rocha
2017	J	`jnl`	What surprises does your past have for you? Inf. Syst. Fernando Mourão, Leonardo Rocha, Camila Souza Araujo, Wagner Meira Jr., Joseph A. Konstan
2016	J	`jnl`	A quantitative analysis of the temporal effects on automatic text classification. J. Assoc. Inf. Sci. Technol. Thiago Salles, Leonardo Rocha, Marcos André Gonçalves, Jussara M. Almeida, Fernando Mourão, Wagner Meira Jr., Felipe Viegas
2016	B	`conf`	Connecting Opinions to Opinion-Leaders: A Case Study on Brazilian Political Protests. DSAA Leonardo Rocha, Fernando Mourão, Ramon Vieira, Alan Neves, Dárlinton B. F. Carvalho, Bortik Bandyopadhyay, Srinivasan Parthasarathy, Renato Ferreira
2016	Misc	`conf`	D-STHARk: Evaluating Dynamic Scheduling of Tasks in Hybrid Simulated Architectures. ICCS Leonardo Rocha, Fernando Mourão, Guilherme Andrade, Renato Ferreira, Srinivasan Parthasarathy, Danilo Melo, Sávyo Toledo, Aniket Chakrabarti
2016	Misc	`conf`	Hierarchical Density-Based Clustering based on GPU Accelerated Data Indexing Strategy. ICCS Danilo Melo, Sávyo Toledo, Fernando Mourão, Rafael Sachetto Oliveira, Guilherme Andrade, Renato Ferreira, Srinivasan Parthasarathy, Leonardo Rocha
2016	—	`conf`	ParallelME: A Parallel Mobile Engine to Explore Heterogeneity in Mobile Computing Architectures. Euro-Par Guilherme Andrade, Wilson de Carvalho, Renato Utsch, Pedro Caldeira, Alberto Albuquerque, Fabricio Ferracioli, Leonardo Rocha, Michael Frank, Dorgival O. Guedes, Renato Ferreira
2015	Misc	`conf`	A Framework for Migrating Relational Datasets to NoSQL ICCS Leonardo Rocha, Fernando Vale, Elder Cirilo, Dárlinton Barbosa, Fernando Mourão
2015	A*	`conf`	BROOF: Exploiting Out-of-Bag Errors, Boosting and Random Forests for Effective Automated Classification. SIGIR Thiago Salles, Marcos André Gonçalves, Victor Rodrigues, Leonardo Rocha
2015	Misc	`conf`	G-KNN: an efficient document classification algorithm for sparse datasets on GPUs using KNN. SAC Leonardo Rocha, Gabriel Spada Ramos, Rodrigo Chaves, Rafael Sachetto Oliveira, Daniel Madeira, Felipe Viegas, Guilherme Andrade, Sérgio Daniel, Marcos André Gonçalves, Renato Ferreira
2015	A	`conf`	Parallel Lazy Semi-Naive Bayes Strategies for Effective and Efficient Document Classification. CIKM Felipe Viegas, Marcos André Gonçalves, Wellington Martins, Leonardo Rocha
2015	Misc	`conf`	Quantifying Complementarity among Strategies for Influeners' Detection on Twitter ICCS Alan Neves, Ramon Vieira, Fernando Mourão, Leonardo Rocha
2015	J	`jnl`	SACI: Sentiment analysis by collective inspection on social media content. J. Web Semant. Leonardo Rocha, Fernando Mourão, Thiago Silveira, Rodrigo Chaves, Giovanni Sá, Felipe Teixeira, Ramon Vieira, Renato Ferreira
2014	—	`conf`	A Strategy to Workload Division for Massively Particle-Particle N-body Simulations on GPUs. ICCSA (6) Daniel Madeira, José Ricardo da S. Junior, Diego H. Stalder, Leonardo Rocha, Reinaldo R. Rosa, Otton T. Silveira Filho, Esteban Clua
2014	C	`conf`	Efficient Execution of Microscopy Image Analysis on CPU, GPU, and MIC Equipped Cluster Systems. SBAC-PAD Guilherme Andrade, Renato Ferreira, George Teodoro, Leonardo Rocha, Joel H. Saltz, Tahsin M. Kurç
2014	Misc	`conf`	Efficient dynamic scheduling of heterogeneous applications in hybrid architectures. SAC Guilherme Andrade, Gabriel Spada Ramos, Daniel Madeira, Rafael Sachetto Oliveira, Esteban Clua, Renato Ferreira, Leonardo Rocha
2014	Misc	`conf`	LEGi: context-aware lexicon consolidation by graph inspection. SAC Giovanni Sá, Thiago Silveira, Rodrigo Chaves, Felipe Teixeira, Fernando Mourão, Leonardo Rocha
2014	A	`conf`	On Efficient Meta-Level Features for Effective Text Classification. CIKM Sérgio D. Canuto, Thiago Salles, Marcos André Gonçalves, Leonardo Rocha, Gabriel Spada Ramos, Luiz Gonçalves, Thierson Couto Rosa, Wellington Santos Martins
2013	A	`conf`	Exploiting non-content preference attributes through hybrid recommendation method. RecSys Fernando Mourão, Leonardo Rocha, Joseph A. Konstan, Wagner Meira Jr.
2013	Misc	`conf`	G-DBSCAN: A GPU Accelerated Algorithm for Density-based Clustering. ICCS Guilherme Andrade, Gabriel Spada Ramos, Daniel Madeira, Rafael Sachetto Oliveira, Renato Ferreira, Leonardo Rocha
2013	J	`jnl`	Temporal contexts: Effective text classification in evolving document collections. Inf. Syst. Leonardo Rocha, Fernando Mourão, Hilton de Oliveira Mota, Thiago Salles, Marcos André Gonçalves, Wagner Meira Jr.
2012	B	`conf`	Aggressive and effective feature selection using genetic programming. IEEE Congress on Evolutionary Computation Isac Sandin, Guilherme Andrade, Felipe Viegas, Daniel Madeira, Leonardo Rocha, Thiago Salles, Marcos André Gonçalves
2012	Misc	`conf`	HASCH: High Performance Automatic Spell Checker for Portuguese Texts from the Web. ICCS Guilherme Andrade, Felipe Teixeira, Carolina Ribeiro Xavier, Rafael Sachetto Oliveira, Leonardo Rocha, Alexandre G. Evsukoff
2011	C	`conf`	A Characterization Methodology of Evolutionary Behavior in Recommender Systems. WEBIST Alan Cardoso, Daniel Rocha, Rafael Sachetto Oliveira, Leonardo Rocha, Fernando Mourão, Wagner Meira Jr.
2011	J	`jnl`	Tackling Temporal Effects in Automatic Document Classification. J. Inf. Data Manag. Thiago Salles, Thiago N. C. Cardoso, Vitor Campos de Oliveira, Leonardo Rocha, Marcos André Gonçalves
2011	J	`jnl`	Word co-occurrence features for text classification. Inf. Syst. Fábio Figueiredo, Leonardo Rocha, Thierson Couto, Thiago Salles, Marcos André Gonçalves, Wagner Meira Jr.
2010	J	`jnl`	Automatic Document Classification Temporally Robust. J. Inf. Data Manag. Thiago Salles, Leonardo Rocha, Fernando Mourão, Gisele L. Pappa, Lucas Cunha, Marcos André Gonçalves, Wagner Meira Jr.
2010	A*	`conf`	Temporally-aware algorithms for document classification. SIGIR Thiago Salles, Leonardo Rocha, Gisele L. Pappa, Fernando Mourão, Wagner Meira Jr., Marcos André Gonçalves
2009	—	`conf`	Classificação Automática de Documentos Robusta Temporalmente. SBBD Thiago Salles, Leonardo Rocha, Gisele L. Pappa, Fernando Mourão, Marcos André Gonçalves, Wagner Meira Jr.
2009	—	`conf`	Exploiting contexts to deal with uncertainty in classification. KDD Workshop on Knowledge Discovery from Uncertain Data Bianca Zadrozny, Gisele L. Pappa, Wagner Meira Jr., Marcos André Gonçalves, Leonardo Rocha, Thiago Salles
2009	C	`conf`	Quantifying the Impact of Information Aggregation on Complex Networks: A Temporal Perspective. WAW Fernando Mourão, Leonardo Rocha, Lucas C. O. Miranda, Virgílio A. F. Almeida, Wagner Meira Jr.
2009	J	`jnl`	Reactivity based model to study online auctions dynamics. Inf. Technol. Manag. Adriano C. M. Pereira, Leonardo Rocha, Fernando Mourão, Paulo B. Góes, Wagner Meira Jr.
2008	—	`conf`	Evaluating Longitudinal Aspects of Online Bidding Behavior. WEBIST (2) Leonardo Rocha, Adriano C. M. Pereira, Fernando Mourão, Arlei Silva, Wagner Meira Jr., Paulo B. Góes
2008	A	`conf`	Exploiting temporal contexts in text classification. CIKM Leonardo Rocha, Fernando Mourão, Adriano C. M. Pereira, Marcos André Gonçalves, Wagner Meira Jr.
2008	—	`conf`	Reactivity in Online Auctions: Understanding Bidding Behavior through Reactive Transitions. CEC/EEE Adriano C. M. Pereira, Leonardo Rocha, Fernando Mourão, Wagner Meira Jr., Paulo B. Góes
2008	A	`conf`	Understanding temporal aspects in document classification. WSDM Fernando Mourão, Leonardo Rocha, Renata Braga Araújo, Thierson Couto, Marcos André Gonçalves, Wagner Meira Jr.
2007	—	`conf`	Analyzing ebay Negotiation Patterns. WEBIST (3) Adriano C. M. Pereira, Leonardo Rocha, Fernando Mourão, T. Torres, Wagner Meira Jr., Paulo B. Góes
2007	—	`conf`	Characterization of Online Auctions: Correlating Negotiation Patterns and Bidding Behavior. LA-WEB Adriano C. M. Pereira, Leonardo Rocha, Fernando Mourão, Wagner Meira Jr., Paulo B. Góes
2006	—	`conf`	Caracterizando desafios de interação com sistemas de mineração de regras de associação. IHC Elisa Tuler, Raquel O. Prates, Fernando Almir, Leonardo Rocha, Wagner Meira Jr.
2005	C	`conf`	AnthillSched: A Scheduling Strategy for Irregular and Iterative I/O-Intensive Parallel Jobs. JSSPP Luís Fabrício Wanderley Góes, Pedro Henrique Calais Guerra, Bruno Coutinho, Leonardo Rocha, Wagner Meira Jr., Renato Ferreira, Dorgival Olavo Guedes Neto, Walfredo Cirne