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ORCIDHélio Lopes 0001
Hélio Côrtes Vieira Lopes
Person information
- affiliation: Pontifical Catholic University of Rio de Janeiro (PUC-Rio), Department of Informatics, Brazil
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2020 – today
- 2024
[c78]Eduardo Zimelewicz, Marcos Kalinowski
, Daniel Méndez, Görkem Giray, Antonio Pedro Santos Alves, Niklas Lavesson, Kelly Azevedo, Hugo Villamizar, Tatiana Escovedo, Hélio Lopes, Stefan Biffl, Juergen Musil, Michael Felderer, Stefan Wagner, Maria Teresa Baldassarre, Tony Gorschek:
ML-Enabled Systems Model Deployment and Monitoring: Status Quo and Problems. SWQD 2024: 112-131- [i17]Eduardo Zimelewicz, Marcos Kalinowski, Daniel Méndez, Görkem Giray, Antonio Pedro Santos Alves, Niklas Lavesson, Kelly Azevedo, Hugo Villamizar, Tatiana Escovedo, Hélio Lopes, Stefan Biffl, Juergen Musil, Michael Felderer, Stefan Wagner, Maria Teresa Baldassarre, Tony Gorschek:
ML-Enabled Systems Model Deployment and Monitoring: Status Quo and Problems. CoRR abs/2402.05333 (2024) - [i16]Raphael Cabral, Marcos Kalinowski, Maria Teresa Baldassarre, Hugo Villamizar, Tatiana Escovedo, Hélio Lopes:
Investigating the Impact of SOLID Design Principles on Machine Learning Code Understanding. CoRR abs/2402.05337 (2024) - 2023
- [j52]Paulo Henrique Cardoso Alves, Fernando A. Correia, Isabella Zalcberg Frajhof, Clarisse Sieckenius de Souza, Hélio Lopes:
Designing Intelligent Agents in Normative Systems Toward Data Regulation Representation. IEEE Access 11: 51590-51605 (2023) - [j51]Hallison Paz, Daniel Perazzo, Tiago Novello, Guilherme G. Schardong, Luiz Schirmer, Vinícius da Silva, Daniel Yukimura, Fabio Chagas, Hélio Lopes, Luiz Velho:
MR-Net: Multiresolution sinusoidal neural networks. Comput. Graph. 114: 387-400 (2023) - [j50]Bruna Ferreira, Silvio Marques, Marcos Kalinowski, Hélio Lopes, Simone D. J. Barbosa:
Lessons learned to improve the UX practices in agile projects involving data science and process automation. Inf. Softw. Technol. 155: 107106 (2023) - [j49]Silvio Alonso, Marcos Kalinowski, Bruna Ferreira, Simone D. J. Barbosa, Hélio Lopes:
A systematic mapping study and practitioner insights on the use of software engineering practices to develop MVPs. Inf. Softw. Technol. 156: 107144 (2023) - [c77]Fernando A. Correia, José Luiz Nunes, Paulo Henrique Cardoso Alves, Hélio Lopes:
Dynamic Topic Modeling with Tensor Decomposition as a Tool to Explore the Legal Precedent Relevance Over Time. DocEng 2023: 6:1-6:10 - [c76]Paulo Henrique Cardoso Alves, Fernando A. Correia, Isabella Zalcberg Frajhof, Clarisse Sieckenius de Souza, Hélio Lopes:
A Normative Multiagent Approach to Represent Data Regulation Concerns. ICAART (1) 2023: 330-337 - [c75]Georges Spyrides, Marcus Poggi, Hélio Lopes:
Binary Matrix Factorization Discretization. ICAISC (2) 2023: 388-401 - [c74]Tiago Novello, Vinícius da Silva, Guilherme G. Schardong, Luiz Schirmer, Hélio Lopes, Luiz Velho:
Neural Implicit Surface Evolution. ICCV 2023: 14233-14243 - [c73]Antonio Pedro Santos Alves, Marcos Kalinowski, Görkem Giray, Daniel Méndez, Niklas Lavesson, Kelly Azevedo, Hugo Villamizar, Tatiana Escovedo, Hélio Lopes, Stefan Biffl, Jürgen Musil, Michael Felderer, Stefan Wagner, Maria Teresa Baldassarre, Tony Gorschek:
Status Quo and Problems of Requirements Engineering for Machine Learning: Results from an International Survey. PROFES (1) 2023: 159-174 - [c72]Luiz Schirmer, Tiago Novello, Vinícius da Silva, Guilherme G. Schardong, Hélio Lopes, Luiz Velho:
How to Train Your (Neural) Dragon. SIBGRAPI 2023: 264-269 - [i15]Silvio Alonso, Marcos Kalinowski, Bruna Ferreira, Simone D. J. Barbosa, Hélio Lopes:
A Systematic Mapping Study and Practitioner Insights on the Use of Software Engineering Practices to Develop MVPs. CoRR abs/2305.08299 (2023) - [i14]Hugo Villamizar, Marcos Kalinowski, Hélio Lopes, Daniel Méndez:
Identifying Concerns When Specifying Machine Learning-Enabled Systems: A Perspective-Based Approach. CoRR abs/2309.07980 (2023) - [i13]Antonio Pedro Santos Alves, Marcos Kalinowski, Görkem Giray, Daniel Méndez, Niklas Lavesson, Kelly Azevedo, Hugo Villamizar, Tatiana Escovedo, Hélio Lopes, Stefan Biffl, Jürgen Musil, Michael Felderer, Stefan Wagner, Maria Teresa Baldassarre, Tony Gorschek:
Status Quo and Problems of Requirements Engineering for Machine Learning: Results from an International Survey. CoRR abs/2310.06726 (2023) - 2022
- [j48]Tiago Novello, Guilherme G. Schardong, Luiz Schirmer, Vinícius da Silva, Hélio Lopes, Luiz Velho:
Exploring differential geometry in neural implicits. Comput. Graph. 108: 49-60 (2022) - [j47]Fernando A. Correia, Alexandre A. A. de Almeida, José Luiz Nunes, Kaline G. Santos, Ivar A. Hartmann, Felipe A. Silva, Hélio Lopes:
Fine-grained legal entity annotation: A case study on the Brazilian Supreme Court. Inf. Process. Manag. 59(1): 102794 (2022) - [j46]William Paulo Ducca Fernandes, Isabella Zalcberg Frajhof, Guilherme da Franca Couto Fernandes de Almeida, Ariane Moraes Bueno Rodrigues, Simone Diniz Junqueira Barbosa, Carlos Nelson Konder, Rafael Nasser, Gustavo Robichez de Carvalho, Hélio Côrtes Vieira Lopes:
Extracting value from Brazilian Court decisions. Inf. Syst. 106: 101965 (2022) - [j45]Gabriel Diniz Junqueira Barbosa, Dalai dos Santos Ribeiro, Marisa Do Carmo Silva, Hélio Lopes, Simone Diniz Junqueira Barbosa:
Investigating the relationships between class probabilities and users' appropriate trust in computer vision classifications of ambiguous images. J. Comput. Lang. 72: 101149 (2022) - [c71]Hugo Villamizar, Marcos Kalinowski, Hélio Lopes:
Towards Perspective-Based Specification of Machine Learning-Enabled Systems. SEAA 2022: 112-115 - [c70]Ariane Moraes Bueno Rodrigues, Gabriel Diniz Junqueira Barbosa, Hélio Côrtes Vieira Lopes, Simone Diniz Junqueira Barbosa:
Investigating whether people identify how suitable a data visualization is for answering specific analysis questions. IHC 2022: 22:1-22:11 - [c69]José Luiz Nunes, Gabriel D. J. Barbosa, Clarisse Sieckenius de Souza, Hélio Lopes, Simone D. J. Barbosa:
Using model cards for ethical reflection: a qualitative exploration. IHC 2022: 29:1-29:11 - [c68]Flávia Bravo, Luciana Sousa, Tatiana Escovedo, Hélio Lopes, Marcos Kalinowski:
Machine Learning Aplicado à Predição da Obrigação do Investimento em P, D&I. SBBD 2022: 216-228 - [c67]Marcos Alexandre Castro, Nelson Souza Jr, Tatiana Escovedo, Hélio Lopes, Marcos Kalinowski:
Mineração de Processos Aplicada à Auditoria Interna na Marinha do Brasil. SBBD 2022: 241-253 - [c66]Hallison Paz, Tiago Novello, Vinícius da Silva, Guilherme G. Schardong, Luiz Schirmer, Fabio Chagas, Hélio Lopes, Luiz Velho:
Multiresolution Neural Networks for Imaging. SIBGRAPI 2022: 174-179 - [c65]Hugo Villamizar, Marcos Kalinowski, Hélio Lopes:
A Catalogue of Concerns for Specifying Machine Learning-Enabled Systems. WER 2022 - [i12]Vinícius da Silva, Tiago Novello, Guilherme G. Schardong, Luiz Schirmer, Hélio Lopes, Luiz Velho:
MIP-plicits: Level of Detail Factorization of Neural Implicits Sphere Tracing. CoRR abs/2201.09147 (2022) - [i11]Tiago Novello, Vinícius da Silva, Hélio Lopes, Guilherme G. Schardong, Luiz Schirmer, Luiz Velho:
Differential Geometry in Neural Implicits. CoRR abs/2201.09263 (2022) - [i10]Tiago Novello, Vinícius da Silva, Hélio Lopes, Guilherme G. Schardong, Luiz Schirmer, Luiz Velho:
Neural Implicit Surfaces in Higher Dimension. CoRR abs/2201.09636 (2022) - [i9]Hugo Villamizar, Marcos Kalinowski, Hélio Lopes:
A Catalogue of Concerns for Specifying Machine Learning-Enabled Systems. CoRR abs/2204.07662 (2022) - [i8]Hugo Villamizar, Marcos Kalinowski, Hélio Lopes:
Towards Perspective-Based Specification of Machine Learning-Enabled Systems. CoRR abs/2206.09760 (2022) - [i7]Hallison Paz, Tiago Novello, Vinícius da Silva, Luiz Schirmer, Guilherme G. Schardong, Fabio Chagas, Hélio Lopes, Luiz Velho:
Multiresolution Neural Networks for Imaging. CoRR abs/2208.11813 (2022) - [i6]Bruna Ferreira, Silvio Marques, Marcos Kalinowski, Hélio Lopes, Simone D. J. Barbosa:
Lessons Learned to Improve the UX Practices in Agile Projects Involving Data Science and Process Automation. CoRR abs/2211.13827 (2022) - 2021
- [j44]Ariane Moraes Bueno Rodrigues, Gabriel Diniz Junqueira Barbosa, Hélio Côrtes Vieira Lopes, Simone Diniz Junqueira Barbosa:
What questions reveal about novices' attempts to make sense of data visualizations: Patterns and misconceptions. Comput. Graph. 94: 32-42 (2021) - [c64]João Guilherme Mattos, Thuener Silva, Hélio Lopes, Alex Laier Bordignon:
Interpretable Concept Drift. CIARP 2021: 271-280 - [c63]Paulo Henrique Cardoso Alves, Isabella Zalcberg Frajhof, Fernando A. Correia, Clarisse S. de Souza, Hélio Lopes:
Controlling Personal Data Flow: An Ontology in the COVID-19 Outbreak using a Permissioned Blockchain. ICEIS (2) 2021: 173-180 - [c62]Flavia Schneider, Adriano Branco, Ariane M. B. Rodrigues, Felipe Oliveira Carvalho, Simone D. J. Barbosa, Markus Endler, Hélio Lopes:
Visual Analysis Tool for a BLE Technology based Tracking Data. ICEIS (1) 2021: 232-239 - [c61]Bianca Rodrigues Teixeira, Bruna Ferreira, André Luiz Brandão de Damasceno, Simone D. J. Barbosa, Cassia Novello, Hugo Villamizar, Marcos Kalinowski, Thuener Silva, Jacques Chueke, Hélio Lopes, André Kuramoto, Bruno Itagyba, Cristiane Salgado, Sidney Comandulli, Marinho Fischer, Leonardo Fialho:
Lessons Learned from a Lean R&D Project. ICEIS (2) 2021: 345-352 - [c60]Pedro Torres, André Davys, Thuener Silva, Luiz José Schirmer Silva, André Kuramoto, Bruno Itagyba, Cristiane Salgado, Sidney Comandulli, Patricia Ventura, Leonardo Fialho, Marinho Fischer, Marcos Kalinowski, Simone D. J. Barbosa, Hélio Lopes:
A Robust Real-time Component for Personal Protective Equipment Detection in an Industrial Setting. ICEIS (1) 2021: 693-700 - [c59]Flavia Schneider, Adriano Branco, Ariane M. B. Rodrigues, Felipe Oliveira Carvalho, Simone D. J. Barbosa, Markus Endler, Hélio Lopes:
Yet another BLE technology based tracking system. SAC 2021: 771-774 - [c58]Bruna Ferreira, Marcos Kalinowski, Marcos Vinicius de Carvalho Gomes, Marcelo Cardoso Marques, Hélio Lopes, Simone D. J. Barbosa:
Investigating Problem Definition and End-User Involvement in Agile Projects that Use Lean Inceptions. SBQS 2021: 23 - [c57]Luiz José Schirmer Silva, Guilherme G. Schardong, Vinícius da Silva, Hélio Lopes, Tiago Novello, Daniel Yukimura, Thales Magalhaes, Hallison Paz, Luiz Velho:
Neural Networks for Implicit Representations of 3D Scenes. SIBGRAPI 2021: 17-24 - [c56]Luiz Schirmer, Djalma Lucio, Leandro Cruz, Alberto Barbosa Raposo, Luiz Velho, Hélio Lopes:
SGAT: Semantic Graph Attention for 3D human pose estimation. SIBGRAPI 2021: 255-262 - [c55]Dalai dos Santos Ribeiro, Gabriel Diniz Junqueira Barbosa, Marisa Do Carmo Silva, Hélio Lopes, Simone Diniz Junqueira Barbosa:
Exploring the impact of classification probabilities on users' trust in ambiguous instances. VL/HCC 2021: 1-9 - [i5]Vinícius da Silva, Tiago Novello, Hélio Lopes, Luiz Velho:
Real-time rendering of complex fractals. CoRR abs/2102.01747 (2021) - [i4]Americo Cunha Jr., Rafael Nasser, Rubens Sampaio, Hélio Lopes, Karin K. Breitman:
Uncertainty quantification through Monte Carlo method in a cloud computing setting. CoRR abs/2105.09512 (2021) - 2020
- [j43]William Paulo Ducca Fernandes, Luiz José Schirmer Silva, Isabella Zalcberg Frajhof, Guilherme da Franca Couto Fernandes de Almeida, Carlos Nelson Konder, Rafael Nasser, Gustavo Robichez de Carvalho, Simone Diniz Junqueira Barbosa, Hélio Côrtes Vieira Lopes:
Appellate Court Modifications Extraction for Portuguese. Artif. Intell. Law 28(3): 327-360 (2020) - [j42]Augusto Cunha, Axelle Pochet, Hélio Lopes, Marcelo Gattass:
Seismic fault detection in real data using transfer learning from a convolutional neural network pre-trained with synthetic seismic data. Comput. Geosci. 135: 104344 (2020) - [j41]Jonatas S. Grosman, Pedro Henrique Thompson Furtado, Ariane M. B. Rodrigues, Guilherme G. Schardong, Simone D. J. Barbosa, Hélio Côrtes Vieira Lopes:
Eras: Improving the quality control in the annotation process for Natural Language Processing tasks. Inf. Syst. 93: 101553 (2020) - [j40]Felipe A. de Oliveira, Andrea L. e L. Souza, Abelardo Barreto, Marcos Craizer, Hélio Lopes, Sinésio Pesco:
Smoothing Tidal Effects in Well Test Pressure Data. IEEE Geosci. Remote. Sens. Lett. 17(5): 899-902 (2020) - [c54]Luiz José Schirmer Silva, Djalma Lúcio Soares da Silva, Luiz Velho, Hélio Lopes:
An End-to-end Framework for 3D Capture and Human Digitization with a Single RGB Camera. Eurographics (Posters) 2020: 1-2 - [c53]Marcos Kalinowski, Solon Tarso Batista, Hélio Lopes, Simone D. J. Barbosa, Marcus Poggi, Thuener Silva, Hugo Villamizar, Jacques Chueke, Bianca Rodrigues Teixeira, Juliana Alves Pereira, Bruna Ferreira, Rodrigo Lima, Gabriel da Silva Cardoso, Alex Furtado Teixeira, Jorge Alam Warrak, Marinho Fischer, André Kuramoto, Bruno Itagyba, Cristiane Salgado, Carlos Pelizaro, Deborah Lemes, Marcelo Silva da Costa, Marcus Waltemberg, Odnei Lopes:
Towards Lean R&D: An Agile Research and Development Approach for Digital Transformation. SEAA 2020: 132-136 - [c52]Dalai dos Santos Ribeiro, Alysson Gomes de Sousa, Rodrigo B. de Almeida, Pedro Henrique Thompson Furtado, Hélio Côrtes Vieira Lopes, Simone Diniz Junqueira Barbosa:
Exploring Ontology-Based Information Through the Progressive Disclosure of Visual Answers to Related Queries. HCI (4) 2020: 104-124 - [c51]Ariane Moraes Bueno Rodrigues, Gabriel Diniz Junqueira Barbosa, Raul de Araújo Lima, Dieinison Jack Freire Braga, Hélio Côrtes Vieira Lopes, Simone Diniz Junqueira Barbosa:
Revisiting Visualization Task Taxonomies: Specifying Functions for the Data Transformations Stage. HCI (1) 2020: 655-671 - [c50]Raul de Araújo Lima, Rômulo César Costa de Sousa, Hélio Lopes, Simone Diniz Junqueira Barbosa:
Brazilian Lyrics-Based Music Genre Classification Using a BLSTM Network. ICAISC (1) 2020: 525-534 - [c49]Rafael Peña, Felipe A. Ferreira, Frederico Caroli, Luiz José Schirmer Silva, Hélio Lopes:
Globo Face Stream: A System for Video Meta-data Generation in an Entertainment Industry Setting. ICEIS (1) 2020: 350-358 - [c48]Alysson Gomes de Sousa, Dalai dos Santos Ribeiro, Rômulo César Costa de Sousa, Ariane Moraes Bueno Rodrigues, Pedro Henrique Thompson Furtado, Simone Diniz Junqueira Barbosa, Hélio Lopes:
Using a Domain Ontology to Bridge the Gap between User Intention and Expression in Natural Language Queries. ICEIS (1) 2020: 751-758 - [c47]Paulo Henrique Cardoso Alves, Isabella Zalcberg Frajhof, Fernando A. Correia, Clarisse Sieckenius de Souza, Hélio Lopes:
Permissioned Blockchains: Towards Privacy Management and Data Regulation Compliance. JURIX 2020: 211-214 - [c46]Marcos Kalinowski, Hélio Lopes, Alex Furtado Teixeira, Gabriel da Silva Cardoso, André Kuramoto, Bruno Itagyba, Solon Tarso Batista, Juliana Alves Pereira, Thuener Silva, Jorge Alam Warrak, Marcelo Silva da Costa, Marinho Fischer, Cristiane Salgado, Bianca Rodrigues Teixeira, Jacques Chueke, Bruna Ferreira, Rodrigo Lima, Hugo Villamizar, André Brandão, Simone D. J. Barbosa, Marcus Poggi, Carlos Pelizaro, Deborah Lemes, Marcus Waltemberg, Odnei Lopes, Willer Goulart:
Lean R&D: An Agile Research and Development Approach for Digital Transformation. PROFES 2020: 106-124 - [c45]Felipe Ferreira, Daniele R. Souza, Igor Moura, Matheus Barbieri, Hélio Côrtes Vieira Lopes:
Investigating Multimodal Features for Video Recommendations at Globoplay. RecSys 2020: 571-572 - [c44]Luiz José Schirmer Silva, Djalma Lúcio, Alberto Raposo, Luiz Velho, Hélio Lopes:
A lightweight 2D Pose Machine with attention enhancement. SIBGRAPI 2020: 324-331 - [i3]Raul de Araújo Lima, Rômulo César Costa de Sousa, Simone Diniz Junqueira Barbosa, Hélio Côrtes Vieira Lopes:
Brazilian Lyrics-Based Music Genre Classification Using a BLSTM Network. CoRR abs/2003.05377 (2020) - [i2]Paulo Henrique Cardoso Alves, Isabella Zalcberg Frajhof, Fernando A. Correia, Clarisse S. de Souza, Hélio Lopes:
Second layer data governance for permissioned blockchains: the privacy management challenge. CoRR abs/2010.11677 (2020) - [i1]Vinícius da Silva, Tiago Novello, Hélio Lopes, Luiz Velho:
Proceduray - A light-weight engine for procedural primitive ray tracing. CoRR abs/2012.10357 (2020)
2010 – 2019
- 2019
- [j39]Luiz José Schirmer Silva, Djalma Lúcio Soares da Silva, Alberto Barbosa Raposo, Luiz Velho, Hélio Côrtes Vieira Lopes:
Tensorpose: Real-time pose estimation for interactive applications. Comput. Graph. 85: 1-14 (2019) - [j38]Paula Ceccon Ribeiro, Guilherme G. Schardong, Simone D. J. Barbosa, Clarisse Sieckenius de Souza, Hélio Lopes:
Visual exploration of an ensemble of classifiers. Comput. Graph. 85: 23-41 (2019) - [j37]Jéferson Coêlho, Marcelo Gattass, Hélio Lopes:
ARTMe: a new array-based algorithm for Adaptive Refinement of Triangle Meshes. Eng. Comput. 35(1): 1-20 (2019) - [j36]Axelle Pochet, Pedro Henrique Bandeira Diniz, Hélio Lopes, Marcelo Gattass:
Seismic Fault Detection Using Convolutional Neural Networks Trained on Synthetic Poststacked Amplitude Maps. IEEE Geosci. Remote. Sens. Lett. 16(3): 352-356 (2019) - [c43]Rômulo César Costa de Sousa, Hélio Lopes:
Portuguese POS Tagging Using BLSTM Without Handcrafted Features. CIARP 2019: 120-130 - [c42]Fernando A. Correia, José Luiz Nunes, Guilherme da Franca Couto Fernandes de Almeida, Alexandre A. A. de Almeida, Hélio Lopes:
An Exploratory Analysis of Precedent Relevance in the Brazilian Supreme Court Rulings. DocEng 2019: 20:1-20:4 - [c41]Paula Ceccon Ribeiro, Hélio Lopes:
Bootstrapping Vector Fields. VISIGRAPP (1: GRAPP) 2019: 19-30 - [c40]Sonia Fiol-González, Cassio F. P. Almeida, Ariane M. B. Rodrigues, Simone D. J. Barbosa, Hélio Lopes:
Visual Exploration Tools for Ensemble Clustering Analysis. VISIGRAPP (3: IVAPP) 2019: 259-266 - [c39]Ariane M. B. Rodrigues, Gabriel D. J. Barbosa, Hélio Lopes, Simone D. J. Barbosa:
Comparing the Effectiveness of Visualizations of Different Data Distributions. SIBGRAPI 2019: 84-91 - 2018
- [j35]Guilherme G. Schardong, Ariane M. B. Rodrigues, Simone D. J. Barbosa, Hélio Lopes:
Visual interactive support for selecting scenarios from time-series ensembles. Decis. Support Syst. 113: 99-107 (2018) - [c38]Cassio F. P. Almeida, William Fernandes, Simone D. J. Barbosa, Hélio Lopes:
Dealing with Heterogeneous Google Earth Images on Building Area Detection Task. CIARP 2018: 133-140 - [c37]Sonia Fiol-González, Cassio F. P. Almeida, Simone D. J. Barbosa, Hélio Lopes:
A Novel Committee-Based Clustering Method. DaWaK 2018: 126-136 - [c36]Diogo S. Mendonça, Tarcila G. da Silva, Daniel Ferreira de Oliveira, Julliany Sales Brandão, Hélio Lopes, Simone D. J. Barbosa, Marcos Kalinowski, Arndt von Staa:
Applying pattern-driven maintenance: a method to prevent latent unhandled exceptions in web applications. ESEM 2018: 31:1-31:10 - [c35]Luiz José Schirmer Silva, Leonardo Quatrin Campagnolo, Sonia Fiol-González, Ariane M. B. Rodrigues, Guilherme G. Schardong, Rafael França, Mauricio Lana, Simone D. J. Barbosa, Marcus Poggi, Hélio Lopes:
Visual Support to Filtering Cases for Process Discovery. ICEIS (1) 2018: 38-49 - [c34]Sonia Fiol-González, Luiz José Schirmer Silva, Leonardo Quatrin Campagnolo, Ariane M. B. Rodrigues, Guilherme G. Schardong, Rafael França, Mauricio Lana, Gabriel D. J. Barbosa, Simone D. J. Barbosa, Marcus Poggi, Hélio Lopes:
Visual Filtering Tools and Analysis of Case Groups for Process Discovery. ICEIS (Revised Selected Papers) 2018: 303-323 - [c33]Paula Ceccon Ribeiro, Hélio Lopes:
Inverse Projection of Vector Fields. SIBGRAPI 2018: 337-344 - 2017
- [j34]Stelmo Magalhães Barros Netto, Aristófanes Corrêa Silva, Hélio Lopes, Anselmo Cardoso de Paiva, Rodolfo Acatauassu Nunes, Marcelo Gattass:
Statistical tools for the temporal analysis and classification of lung lesions. Comput. Methods Programs Biomed. 142: 55-72 (2017) - [j33]Axelle Pochet, Waldemar Celes Filho, Hélio Lopes, Marcelo Gattass:
A new quadtree-based approach for automatic quadrilateral mesh generation. Eng. Comput. 33(2): 275-292 (2017) - [j32]Marcos Lage, Luiz Fernando Martha, José Paulo Moitinho de Almeida, Hélio Lopes:
IBHM: index-based data structures for 2D and 3D hybrid meshes. Eng. Comput. 33(4): 727-744 (2017) - [j31]Pedro Moura, Eduardo Sany Laber, Hélio Lopes, Daniel Mesejo, Lucas Pavanelli, João Jardim, Francisco Thiesen, Gabriel Pujol:
LSHSIM: A Locality Sensitive Hashing based method for multiple-point geostatistics. Comput. Geosci. 107: 49-60 (2017) - [j30]Rodrigo Fernandes, Hélio Lopes, Marcelo Gattass:
Lobbes: An Algorithm for Sparse-Spike Deconvolution. IEEE Geosci. Remote. Sens. Lett. 14(12): 2240-2244 (2017) - [c32]Cassio F. P. Almeida, Sonia Fiol-González, Pedro C. L. Souza, Simone D. J. Barbosa, Hélio Lopes:
Mining the Criminal Data of Rio de Janeiro: Analyzing the Impact of the Pacifying Police Units Deployment. CIARP 2017: 28-35 - [c31]Samara Martins do Nascimento, José Antônio Fernandes de Macêdo, Hélio Côrtes Vieira Lopes, Ticiana L. Coelho da Silva, Marco Antonio Casanova, Javam de Castro Machado:
On computing travel time functions from Trajectory Data Streams. IWGS@SIGSPATIAL 2017: 11-20 - [c30]Kathrin Rodríguez Llanes, Marco A. Casanova, Hélio Lopes, José Antônio Fernandes de Macêdo:
An Approach to Evaluate the Impact on Travel Time of Bus Network Changes. ICEIS (1) 2017: 23-32 - [c29]Luiz José Schirmer Silva, Sonia Fiol-González, Cassio F. P. Almeida, Simone D. J. Barbosa, Hélio Lopes:
CrimeVis: An Interactive Visualization System for Analyzing Crime Data in the State of Rio de Janeiro. ICEIS (1) 2017: 193-200 - 2016
- [j29]Paula Ceccon Ribeiro, Haroldo Fraga de Campos Velho, Hélio Lopes:
Helmholtz-Hodge decomposition and the analysis of 2D vector field ensembles. Comput. Graph. 55: 80-96 (2016) - [j28]Fábio da Costa Albuquerque, Marco A. Casanova, Hélio Lopes, Luciana R. Redlich, José Antônio Fernandes de Macêdo, Melissa Lemos, Marcelo Tílio Monteiro de Carvalho, Chiara Renso:
A methodology for traffic-related Twitter messages interpretation. Comput. Ind. 78: 57-69 (2016) - [c28]Marcos Roriz, Markus Endler, Marco A. Casanova, Hélio Lopes, Francisco José da Silva e Silva:
A Heuristic Approach for On-line Discovery of Unidentified Spatial Clusters from Grid-Based Streaming Algorithms. DaWaK 2016: 128-142 - [c27]Kathrin Rodriguez, Marco A. Casanova, Luiz André P. Paes Leme, Hélio Lopes, Rafael Nasser, Bruno Guberfain Do Amaral:
On the Design of a Traffic Observatory Application based on Bus Trajectories. ICEIS (1) 2016: 215-222 - [c26]Bruno Guberfain Do Amaral, Rafael Nasser, Marco Antonio Casanova, Hélio Lopes:
BusesinRio: Buses as Mobile Traffic Sensors: Managing the Bus GPS Data in the City of Rio de Janeiro. MDM 2016: 369-372 - 2014
- [j27]Marcos Lage, Lhaylla Crissaff, Hélio Lopes, Márcio da Silveira Carvalho:
Finite Element/Fictitious Domain programming for flows with particles made simple. Adv. Eng. Softw. 70: 51-62 (2014) - [j26]Rafael Pereira, Hélio Lopes, Karin K. Breitman, Vicente Mundim, Wandenberg Peixoto:
Cloud based real-time collaborative filtering for item-item recommendations. Comput. Ind. 65(2): 279-290 (2014) - [j25]Americo Cunha Jr., Rafael Nasser, Rubens Sampaio, Hélio Lopes, Karin K. Breitman:
Uncertainty quantification through the Monte Carlo method in a cloud computing setting. Comput. Phys. Commun. 185(5): 1355-1363 (2014) - [j24]Carlos Augusto Teixeira Mendes, Marcelo Gattass, Hélio Lopes:
FGNG: A fast multi-dimensional growing neural gas implementation. Neurocomputing 128: 328-340 (2014) - 2013
- [j23]Rodrigo Marques, Bruno Feijó, Karin K. Breitman, Thieberson Gomes, Laercio Ferracioli, Hélio Lopes:
A cloud computing based framework for general 2D and 3D cellular automata simulation. Adv. Eng. Softw. 65: 78-89 (2013) - [j22]Alex Laier Bordignon, Luana Sá, Hélio Lopes, Sinésio Pesco, Luiz Henrique de Figueiredo:
Point-based rendering of implicit surfaces in R4R4. Comput. Graph. 37(7): 873-884 (2013) - [c25]Gustavo Moreira, Bruno Feijó, Hélio Lopes, Raul Queiroz Feitosa:
Real-Time Object Tracking in High-Definition Video Using Frame Segmentation and Background Integral Images. SIBGRAPI 2013: 75-82 - 2011
- [j21]Marcos Lage, Hélio Lopes, Márcio da Silveira Carvalho:
Flows with suspended and floating particles. J. Comput. Phys. 230(20): 7736-7754 (2011) - 2010
- [j20]Thomas Lewiner, Hélio Lopes, Esdras Medeiros, Geovan Tavares, Luiz Velho:
Topological mesh operators. Comput. Aided Geom. Des. 27(1): 1-22 (2010) - [j19]Thomas Lewiner, Vinícius Mello, Adelailson Peixoto, Sinésio Pesco, Hélio Lopes:
Fast Generation of Pointerless Octree Duals. Comput. Graph. Forum 29(5): 1661-1669 (2010) - [j18]Fabiano Petronetto, Afonso Paiva, Marcos Lage, Geovan Tavares, Hélio Lopes, Thomas Lewiner:
Meshless Helmholtz-Hodge Decomposition. IEEE Trans. Vis. Comput. Graph. 16(2): 338-349 (2010) - [c24]Lorenzo Ridolfi, Marcelo Gattass, Hélio Lopes:
Investigating Euclidean Mappings for CIEDE2000 Color Difference Formula. CIC 2010: 327-333 - [c23]Renata Nascimento, João Paixão, Hélio Lopes, Thomas Lewiner:
Topology Aware Vector Field Denoising. SIBGRAPI 2010: 103-109 - [c22]Thomas Lewiner, Thales Vieira, Alex Laier Bordignon, Allyson Cabral, Clarissa Coda Dos Santos Cavalcanti Marques, João Paixão, Lis Custódio, Marcos Lage, Maria Andrade, Renata Nascimento, Scarlett de Botton, Sinésio Pesco, Hélio Lopes, Vinícius Mello, Adelailson Peixoto, Dimas Martínez Morera:
Tuning Manifold Harmonics Filters. SIBGRAPI 2010: 110-117
2000 – 2009
- 2009
- [j17]Thales Vieira, Alex Laier Bordignon, Adelailson Peixoto, Geovan Tavares, Hélio Lopes, Luiz Velho, Thomas Lewiner:
Learning good views through intelligent galleries. Comput. Graph. Forum 28(2): 717-726 (2009) - [j16]Esdras Medeiros, Luiz Velho, Hélio Lopes, Thomas Lewiner:
On 2D solid α-complexes of Poisson Disc Samplings. Int. J. Shape Model. 15(1-2): 77-91 (2009) - [c21]Marcos Lage, Rener Castro, Fabiano Petronetto, Alex Laier Bordignon, Geovan Tavares, Thomas Lewiner, Hélio Lopes:
Support Vectors Learning for Vector Field Reconstruction. SIBGRAPI 2009: 104-111 - [c20]João Paixão, Marcos Lage, Fabiano Petronetto, Alex Laier Bordignon, Sinésio Pesco, Geovan Tavares, Thomas Lewiner, Hélio Lopes:
Random Walks for Vector Field Denoising. SIBGRAPI 2009: 112-119 - 2008
- [j15]Rener Castro, Thomas Lewiner, Hélio Lopes, Geovan Tavares, Alex Laier Bordignon:
Statistical optimization of octree searches. Comput. Graph. Forum 27(6): 1557-1566 (2008) - [c19]Marcos Lage, Alex Laier Bordignon, Fabiano Petronetto, Álvaro Veiga, Geovan Tavares, Thomas Lewiner, Hélio Lopes:
Approximations by Smooth Transitions in Binary Space Partitions. SIBGRAPI 2008: 230-236 - 2007
- [j14]Boris Mederos, M. Laje, S. Arouca, Fabiano Petronetto, Luiz Velho, Thomas Lewiner, Hélio Lopes:
Regularized Implicit Surface Reconstruction from Points and Normals. J. Braz. Comput. Soc. 13(4): 7-16 (2007) - 2006
- [j13]Thomas Lewiner, Marcos Craizer, Hélio Lopes, Sinésio Pesco, Luiz Velho, Esdras Soares de Medeiros Filho:
GEncode: Geometry-driven compression for General Meshes. Comput. Graph. Forum 25(4): 685-695 (2006) - [j12]Thomas Lewiner, Hélio Lopes, Luiz Velho, Vinícius Mello:
Extraction and compression of hierarchical isocontours from image data. Comput. Medical Imaging Graph. 30(4): 231-242 (2006) - [c18]Afonso Paiva, Hélio Lopes, Thomas Lewiner, Luiz Henrique de Figueiredo:
Robust adaptive meshes for implicit surfaces. SIBGRAPI 2006: 205-212 - [c17]Alex Laier Bordignon, Thomas Lewiner, Hélio Lopes, Geovan Tavares, Rener Castro:
Point set compression through BSP quantization. SIBGRAPI 2006: 229-238 - [c16]Alex Laier Bordignon, Rener Castro, Hélio Lopes, Thomas Lewiner, Geovan Tavares:
Exploratory visualization based on multidimensional transfer functions and star coordinates. SIBGRAPI 2006: 273-280 - [c15]Marcos Lage, Fabiano Petronetto, Afonso Paiva, Hélio Lopes, Thomas Lewiner, Geovan Tavares:
Vector field reconstruction from sparse samples with applications. SIBGRAPI 2006: 297-306 - 2005
- [j11]Thomas Lewiner, João D. Gomes Jr., Hélio Lopes, Marcos Craizer:
Curvature and torsion estimators based on parametric curve fitting. Comput. Graph. 29(5): 641-655 (2005) - [c14]Rosane Minghim, Haim Levkowitz, Luis Gustavo Nonato, Lionis Watanabe, Veridiana Christie Lucas Salvador, Hélio Lopes, Sinésio Pesco, Geovan Tavares:
Spider Cursor: a simple versatile interaction tool for data visualization and exploration. GRAPHITE 2005: 307-313 - [c13]Thomas Lewiner, Marcos Craizer, Hélio Lopes, Sinésio Pesco, Luiz Velho, Esdras Soares de Medeiros Filho:
GEncode: Geometry-Driven Compression in Arbitrary Dimension and Co-Dimension. SIBGRAPI 2005: 249-256 - [c12]Marcos Lage, Thomas Lewiner, Hélio Lopes, Luiz Velho:
CHF: A Scalable Topological Data Structure for Tetrahedral Meshes. SIBGRAPI 2005: 349-356 - 2004
- [j10]Sinésio Pesco, Geovan Tavares, Hélio Lopes:
A stratification approach for modeling two-dimensional cell complexes. Comput. Graph. 28(2): 235-247 (2004) - [j9]Antônio Wilson Vieira, Thomas Lewiner, Luiz Velho, Hélio Lopes, Geovan Tavares:
Stellar Mesh Simplification Using Probabilistic Optimization. Comput. Graph. Forum 23(4): 825-838 (2004) - [j8]Thomas Lewiner, Hélio Lopes, Geovan Tavares:
Applications of Forman's Discrete Morse Theory to Topology Visualization and Mesh Compression. IEEE Trans. Vis. Comput. Graph. 10(5): 499-508 (2004) - [c11]Thomas Lewiner, Hélio Lopes, Jarek Rossignac, Antônio Wilson Vieira:
Efficient Edgebreaker for Surfaces of Arbitrary Topology. SIBGRAPI 2004: 218-225 - [c10]Thomas Lewiner, Luiz Velho, Hélio Lopes, Vinícius Mello:
Hierarchical Isocontours Extraction and Compression. SIBGRAPI 2004: 234-241 - [c9]Thomas Lewiner, João D. Gomes Jr., Hélio Lopes, Marcos Craizer:
Arc-Length Based Curvature Estimator. SIBGRAPI 2004: 250-257 - [c8]Esdras Soares de Medeiros Filho, Luiz Velho, Hélio Lopes:
Restricted BPA: Applying Ball-Pivoting on the Plane. SIBGRAPI 2004: 372-379 - [c7]Thomas Lewiner, Luiz Velho, Hélio Lopes, Vinícius Mello:
Simplicial Isosurface Compression. VMV 2004: 299-306 - 2003
- [j7]Hélio Lopes, Jarek Rossignac, Alla Safonova, Andrzej Szymczak, Geovan Tavares:
Edgebreaker: a simple implementation for surfaces with handles. Comput. Graph. 27(4): 553-567 (2003) - [j6]Thomas Lewiner, Hélio Lopes, Geovan Tavares:
Optimal discrete Morse functions for 2-manifolds. Comput. Geom. 26(3): 221-233 (2003) - [j5]Thomas Lewiner, Hélio Lopes, Geovan Tavares:
Toward Optimality in Discrete Morse Theory. Exp. Math. 12(3): 271-285 (2003) - [j4]Hélio Lopes, Sinésio Pesco, Geovan Tavares, M. Maia, Atila Xavier:
Handlebody Representation for Surfaces and Its Applications to Terrain Modeling. Int. J. Shape Model. 9(1): 61-77 (2003) - [j3]Thomas Lewiner, Hélio Lopes, Antônio Wilson Vieira, Geovan Tavares:
Efficient Implementation of Marching Cubes' Cases with Topological Guarantees. J. Graphics, GPU, & Game Tools 8(2): 1-15 (2003) - [c6]Antônio Wilson Vieira, Luiz Velho, Hélio Lopes, Geovan Tavares, Thomas Lewiner:
Fast Stellar Mesh Simplification. SIBGRAPI 2003: 27-34 - [c5]Esdras Soares de Medeiros Filho, Luiz Velho, Hélio Lopes:
A Topological Framework for Advancing Front Triangulation. SIBGRAPI 2003: 45-51 - 2002
- [j2]Hélio Lopes, João Batista S. de Oliveira, Luiz Henrique de Figueiredo:
Robust adaptive polygonal approximation of implicit curves. Comput. Graph. 26(6): 841-852 (2002) - [c4]Hélio Lopes, Geovan Tavares, Jarek Rossignac, Andrzej Szymczak, Alla Safonova:
Edgebreaker: a simple compression for surfaces with handles. Symposium on Solid Modeling and Applications 2002: 289-296 - [c3]Thomas Lewiner, Hélio Lopes, Geovan Tavares:
Visualizing Forman's Discrete Vector Field. VisMath 2002: 95-112 - 2001
- [j1]M. Maia, Atila Xavier, Hélio Lopes, Sinésio Pesco, Geovan Tavares:
Extraction of Terrain Data from Digitised Contours. Int. J. Shape Model. 7(1): 59-74 (2001) - [c2]Hélio Lopes, João Batista S. de Oliveira, Luiz Henrique de Figueiredo:
Robust Adaptive Approximation of Implicit Curves. SIBGRAPI 2001: 10-17
1990 – 1999
- 1997
- [c1]Hélio Lopes, Geovan Tavares:
Structural Operators for Modeling 3-Manifolds. Symposium on Solid Modeling and Applications 1997: 10-18
Coauthor Index
Gabriel D. J. Barbosa
aka: Gabriel Diniz Junqueira Barbosa
aka: Gabriel Diniz Junqueira Barbosa
Simone D. J. Barbosa
aka: Simone Diniz Junqueira Barbosa
aka: Simone Diniz Junqueira Barbosa
Ariane M. B. Rodrigues
aka: Ariane Moraes Bueno Rodrigues
aka: Ariane Moraes Bueno Rodrigues
Luiz Schirmer
aka: Luiz José Schirmer Silva
aka: Luiz José Schirmer Silva
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