Roberto A. Lotufo

134 papers A* 1B 9C 4Misc 1Journal 60Unranked 59
YearRankTypeTitle / Venue / Authors
2025 — conf
Avaliando Ferramentas de IA Generativa no Conjunto de Perguntas e Respostas da Receita Federal.
STIL
Erick de Brito, Matheus Teotonio, Roberto A. Lotufo, Jayr Pereira
2025 — conf
BR-TaxQA-R: A Dataset for Question Answering with References for Brazilian Personal Income Tax Law, Including Case Law.
BRACIS (1)
Juvenal Domingos Júnior, Augusto Faria, Eduardo Seiti de Oliveira, Erick de Brito, Matheus Teotonio, Andre Assumpcao, Diedre Carmo, Roberto A. Lotufo, Jayr Pereira
2025 J jnl
BR-TaxQA-R: A Dataset for Question Answering with References for Brazilian Personal Income Tax Law, including case law.
CoRR
Juvenal Domingos Júnior, Augusto Faria, Eduardo Seiti de Oliveira, Erick de Brito, Matheus Teotonio, Andre Assumpcao, Diedre Carmo, Roberto A. Lotufo, Jayr Pereira
2025 J jnl
Comparing Knowledge Injection Methods for LLMs in a Low-Resource Regime.
CoRR
Hugo Queiroz Abonizio, Thales Sales Almeida, Roberto A. Lotufo, Rodrigo Nogueira
2025 B conf
Lightweight LLMs for 3GPP Specifications: Fine-Tuning, Retrieval-Augmented Generation and Quantization.
NetSoft
José De Arimatéa Passos Lopes Júnior, Jayr Pereira, Diedre Santos do Carmo, Roberto A. Lotufo, Christian Esteve Rothenberg
2025 — conf
RAISE: Reasoning Agent for Interactive SQL Exploration.
STIL
Fernando F. Granado, Roberto A. Lotufo, Jayr Pereira
2025 J jnl
RAISE: Reasoning Agent for Interactive SQL Exploration.
CoRR
Fernando F. Granado, Roberto A. Lotufo, Jayr Pereira
2024 J jnl
BERT models for Brazilian Portuguese: Pretraining, evaluation and tokenization analysis.
Appl. Soft Comput.
Fábio C. de Souza, Rodrigo Frassetto Nogueira, Roberto A. Lotufo
2024 J jnl
Check-Eval: A Checklist-based Approach for Evaluating Text Quality.
CoRR
Jayr Pereira, Roberto A. Lotufo
2024 J jnl
ExaRanker-Open: Synthetic Explanation for IR using Open-Source LLMs.
CoRR
Fernando Ferraretto, Thiago Soares Laitz, Roberto A. Lotufo, Rodrigo Nogueira
2024 J jnl
INACIA: Integrating Large Language Models in Brazilian Audit Courts: Opportunities and Challenges.
CoRR
Jayr Pereira, Andre Assumpcao, Julio Trecenti, Luiz Airosa, Caio Lente, Jhonatan Cléto, Guilherme Dobins, Rodrigo Nogueira, Luis Mitchell, Roberto A. Lotufo
2024 — conf
InRanker: Distilled Rankers for Zero-Shot Information Retrieval.
BRACIS (2)
Thiago Soares Laitz, Konstantinos Papakostas, Roberto A. Lotufo, Rodrigo Nogueira
2024 J jnl
InRanker: Distilled Rankers for Zero-shot Information Retrieval.
CoRR
Thiago Soares Laitz, Konstantinos Papakostas, Roberto A. Lotufo, Rodrigo Nogueira
2024 J jnl
Lissard: Long and Simple Sequential Reasoning Datasets.
CoRR
Mirelle Bueno, Roberto A. Lotufo, Rodrigo Nogueira
2024 J jnl
MLissard: Multilingual Long and Simple Sequential Reasoning Benchmarks.
CoRR
Mirelle Bueno, Roberto A. Lotufo, Rodrigo Nogueira
2024 — conf
Measuring Cross-lingual Transfer in Bytes.
NAACL-HLT
Leandro Rodrigues de Souza, Thales Sales Almeida, Roberto A. Lotufo, Rodrigo Frassetto Nogueira
2024 J jnl
Measuring Cross-lingual Transfer in Bytes.
CoRR
Leandro Rodrigues de Souza, Thales Sales Almeida, Roberto A. Lotufo, Rodrigo Nogueira
2024 J jnl
PublicHearingBR: A Brazilian Portuguese Dataset of Public Hearing Transcripts for Summarization of Long Documents.
CoRR
Leandro Carísio Fernandes, Guilherme Zeferino Rodrigues Dobins, Roberto A. Lotufo, Jayr Alencar Pereira
2024 — conf
Quati: A Brazilian Portuguese Information Retrieval Dataset from Native Speakers.
STIL
Mirelle Bueno, Eduardo Seiti de Oliveira, Rodrigo Nogueira, Roberto A. Lotufo, Jayr Pereira
2024 J jnl
Quati: A Brazilian Portuguese Information Retrieval Dataset from Native Speakers.
CoRR
Mirelle Bueno, Eduardo Seiti de Oliveira, Rodrigo Nogueira, Roberto A. Lotufo, Jayr Alencar Pereira
2024 — conf
Robotic Action Planning Using Large Language Models.
LARS
César Bastos da Silva, Juan Luis Barraza Ramírez, Niederauer Mastelari, Roberto A. Lotufo, Jayr Pereira, Eric Rohmer
2024 — conf
SurveySum: A Dataset for Summarizing Multiple Scientific Articles into a Survey Section.
BRACIS (2)
Leandro Carísio Fernandes, Gustavo Bartz Guedes, Thiago Soares Laitz, Thales Sales Almeida, Rodrigo Nogueira, Roberto A. Lotufo, Jayr Pereira
2024 J jnl
SurveySum: A Dataset for Summarizing Multiple Scientific Articles into a Survey Section.
CoRR
Leandro Carísio Fernandes, Gustavo Bartz Guedes, Thiago Soares Laitz, Thales Sales Almeida, Rodrigo Nogueira, Roberto A. Lotufo, Jayr Pereira
2024 — conf
VisualT5: Multitasking Caption and Concept Prediction with Pre-trained ViT, T5 and Customized Spatial Attention in Radiological Images.
CLEF (Working Notes)
Diedre Carmo, Letícia Rittner, Roberto A. Lotufo
2024 — conf
ptt5-v2: A Closer Look at Continued Pretraining of T5 Models for the Portuguese Language.
BRACIS (2)
Marcos Piau, Roberto A. Lotufo, Rodrigo Nogueira
2024 J jnl
ptt5-v2: A Closer Look at Continued Pretraining of T5 Models for the Portuguese Language.
CoRR
Marcos Piau, Roberto A. Lotufo, Rodrigo Nogueira
2023 J jnl
Automated computed tomography and magnetic resonance imaging segmentation using deep learning: a beginner's guide.
CoRR
Diedre Carmo, Gustavo R. Pinheiro, Lívia Rodrigues, Thays Abreu, Roberto A. Lotufo, Letícia Rittner
2023 J jnl
Automatic segmentation of lung findings in CT and application to Long COVID.
CoRR
Diedre S. Carmo, Rosarie A. Tudas, Alejandro P. Comellas, Letícia Rittner, Roberto A. Lotufo, Joseph M. Reinhardt, Sarah E. Gerard
2023 J jnl
Evaluating GPT-3.5 and GPT-4 Models on Brazilian University Admission Exams.
CoRR
Desnes Nunes, Ricardo Primi, Ramon Pires, Roberto A. Lotufo, Rodrigo Nogueira
2023 J jnl
ExaRanker: Explanation-Augmented Neural Ranker.
CoRR
Fernando Ferraretto, Thiago Soares Laitz, Roberto A. Lotufo, Rodrigo Nogueira
2023 A* conf
ExaRanker: Synthetic Explanations Improve Neural Rankers.
SIGIR
Fernando Ferraretto, Thiago Soares Laitz, Roberto A. Lotufo, Rodrigo Nogueira
2023 J jnl
InPars Toolkit: A Unified and Reproducible Synthetic Data Generation Pipeline for Neural Information Retrieval.
CoRR
Hugo Queiroz Abonizio, Luiz Henrique Bonifacio, Vitor Jeronymo, Roberto A. Lotufo, Jakub Zavrel, Rodrigo Nogueira
2023 J jnl
InPars-v2: Large Language Models as Efficient Dataset Generators for Information Retrieval.
CoRR
Vitor Jeronymo, Luiz Henrique Bonifacio, Hugo Queiroz Abonizio, Marzieh Fadaee, Roberto A. Lotufo, Jakub Zavrel, Rodrigo Nogueira
2023 — conf
Large Language Models in Summarizing Social Media for Emergency Management.
TREC
Jayr Pereira, Rodrigo Nogueira, Roberto A. Lotufo
2023 J jnl
MEDPSeg: End-to-end segmentation of pulmonary structures and lesions in computed tomography.
CoRR
Diedre S. Carmo, Jean Ribeiro, Alejandro P. Comellas, Joseph M. Reinhardt, Sarah E. Gerard, Letícia Rittner, Roberto A. Lotufo
2023 J jnl
NeuralMind-UNICAMP at 2022 TREC NeuCLIR: Large Boring Rerankers for Cross-lingual Retrieval.
CoRR
Vitor Jeronymo, Roberto A. Lotufo, Rodrigo Nogueira
2023 — conf
Visconde: Multi-document QA with GPT-3 and Neural Reranking.
ECIR (2)
Jayr Alencar Pereira, Robson do Nascimento Fidalgo, Roberto A. Lotufo, Rodrigo Nogueira
2022 J jnl
A Boring-yet-effective Approach for the Product Ranking Task of the Amazon KDD Cup 2022.
CoRR
Vitor Jeronymo, Guilherme Moraes Rosa, Surya Kallumadi, Roberto A. Lotufo, Rodrigo Nogueira
2022 J jnl
Billions of Parameters Are Worth More Than In-domain Training Data: A case study in the Legal Case Entailment Task.
CoRR
Guilherme Moraes Rosa, Luiz Henrique Bonifacio, Vitor Jeronymo, Hugo Queiroz Abonizio, Roberto A. Lotufo, Rodrigo Nogueira
2022 J jnl
In Defense of Cross-Encoders for Zero-Shot Retrieval.
CoRR
Guilherme Rosa, Luiz Henrique Bonifacio, Vitor Jeronymo, Hugo Queiroz Abonizio, Marzieh Fadaee, Roberto A. Lotufo, Rodrigo Nogueira
2022 J jnl
Induced Natural Language Rationales and Interleaved Markup Tokens Enable Extrapolation in Large Language Models.
CoRR
Mirelle Bueno, Carlos Gemmel, Jeffrey Dalton, Roberto A. Lotufo, Rodrigo Nogueira
2022 B conf
MonoByte: A Pool of Monolingual Byte-level Language Models.
COLING
Hugo Queiroz Abonizio, Leandro Rodrigues de Souza, Roberto A. Lotufo, Rodrigo Nogueira
2022 J jnl
MonoByte: A Pool of Monolingual Byte-level Language Models.
CoRR
Hugo Queiroz Abonizio, Leandro Rodrigues de Souza, Roberto A. Lotufo, Rodrigo Nogueira
2022 — conf
NeuralMind-UNICAMP at 2022 TREC NeuCLIR: Large Boring Rerankers for Cross-lingual Retrieval.
TREC
Vitor Jeronymo, Roberto A. Lotufo, Rodrigo Nogueira
2022 — conf
NeuralSearchX: Serving a Multi-billion-parameter Reranker for Multilingual Metasearch at a Low Cost.
DESIRES
Thales Sales Almeida, Thiago Soares Laitz, João Seródio, Luiz Henrique Bonifacio, Roberto A. Lotufo, Rodrigo Nogueira
2022 J jnl
NeuralSearchX: Serving a Multi-billion-parameter Reranker for Multilingual Metasearch at a Low Cost.
CoRR
Thales Sales Almeida, Thiago Soares Laitz, João Seródio, Luiz Henrique Bonifacio, Roberto A. Lotufo, Rodrigo Nogueira
2022 J jnl
No Parameter Left Behind: How Distillation and Model Size Affect Zero-Shot Retrieval.
CoRR
Guilherme Moraes Rosa, Luiz Henrique Bonifacio, Vitor Jeronymo, Hugo Queiroz Abonizio, Marzieh Fadaee, Roberto A. Lotufo, Rodrigo Nogueira
2022 J jnl
Open-source tool for Airway Segmentation in Computed Tomography using 2.5D Modified EfficientDet: Contribution to the ATM22 Challenge.
CoRR
Diedre Carmo, Letícia Rittner, Roberto A. Lotufo
2022 B conf
Optical character recognition with transformers and CTC.
DocEng
Israel Campiotti, Roberto A. Lotufo
2022 B conf
Sequence-to-Sequence Models for Extracting Information from Registration and Legal Documents.
DAS
Ramon Pires, Fábio C. de Souza, Guilherme Moraes Rosa, Roberto A. Lotufo, Rodrigo Nogueira
2022 J jnl
Sequence-to-Sequence Models for Extracting Information from Registration and Legal Documents.
CoRR
Ramon Pires, Fábio C. de Souza, Guilherme Moraes Rosa, Roberto A. Lotufo, Rodrigo Nogueira
2022 — conf
Using Neural Reranking and GPT-3 for Social Media Disaster Content Summarization.
TREC
Jayr Pereira, Robson do Nascimento Fidalgo, Roberto A. Lotufo, Rodrigo Nogueira
2022 J jnl
Visconde: Multi-document QA with GPT-3 and Neural Reranking.
CoRR
Jayr Alencar Pereira, Robson do Nascimento Fidalgo, Roberto A. Lotufo, Rodrigo Nogueira
2022 J jnl
mRobust04: A Multilingual Version of the TREC Robust 2004 Benchmark.
CoRR
Vitor Jeronymo, Mauricio Nascimento, Roberto A. Lotufo, Rodrigo Nogueira
2021 J jnl
A cost-benefit analysis of cross-lingual transfer methods.
CoRR
Guilherme Moraes Rosa, Luiz Henrique Bonifacio, Leandro Rodrigues de Souza, Roberto A. Lotufo, Rodrigo Nogueira
2021 J jnl
Automatic MR image quality evaluation using a Deep CNN: A reference-free method to rate motion artifacts in neuroimaging.
Comput. Medical Imaging Graph.
Irene Fantini, Clarissa L. Yasuda, Mariana P. Bento, Letícia Rittner, Fernando Cendes, Roberto A. Lotufo
2021 J jnl
On the ability of monolingual models to learn language-agnostic representations.
CoRR
Leandro Rodrigues de Souza, Rodrigo Nogueira, Roberto A. Lotufo
2021 J jnl
Yes, BM25 is a Strong Baseline for Legal Case Retrieval.
CoRR
Guilherme Moraes Rosa, Ruan Chaves Rodrigues, Roberto A. Lotufo, Rodrigo Nogueira
2021 J jnl
mMARCO: A Multilingual Version of MS MARCO Passage Ranking Dataset.
CoRR
Luiz Henrique Bonifacio, Israel Campiotti, Roberto A. Lotufo, Rodrigo Nogueira
2020 — conf
An extended-2D CNN for multiclass Alzheimer's Disease diagnosis through structural MRI.
Computer-Aided Diagnosis
Mariana Pereira, Irene Fantini, Roberto A. Lotufo, Letícia Rittner
2020 — conf
BERTimbau: Pretrained BERT Models for Brazilian Portuguese.
BRACIS
Fábio Souza, Rodrigo Nogueira, Roberto A. Lotufo
2020 J jnl
Can questions summarize a corpus? Using question generation for characterizing COVID-19 research.
CoRR
Gabriela Surita, Rodrigo Nogueira, Roberto A. Lotufo
2020 J jnl
Electricity Theft Detection with self-attention.
CoRR
Paulo Finardi, Israel Campiotti, Gustavo Plensack, Rafael Derradi de Souza, Rodrigo Nogueira, Gustavo R. Pinheiro, Roberto A. Lotufo
2020 J jnl
Hippocampus Segmentation on Epilepsy and Alzheimer's Disease Studies with Multiple Convolutional Neural Networks.
CoRR
Diedre Carmo, Bruna Silva, Clarissa L. Yasuda, Letícia Rittner, Roberto A. Lotufo
2020 — conf
Lite Training Strategies for Portuguese-English and English-Portuguese Translation.
WMT@EMNLP
Alexandre Lopes, Rodrigo Nogueira, Roberto A. Lotufo, Hélio Pedrini
2020 J jnl
Lite Training Strategies for Portuguese-English and English-Portuguese Translation.
CoRR
Alexandre Lopes, Rodrigo Nogueira, Roberto A. Lotufo, Hélio Pedrini
2020 — conf
MultiATTUNet: Brain Tumor Segmentation and Survival Multitasking.
BrainLes@MICCAI (1)
Diedre Carmo, Letícia Rittner, Roberto A. Lotufo
2020 J jnl
PTT5: Pretraining and validating the T5 model on Brazilian Portuguese data.
CoRR
Diedre Carmo, Marcos Piau, Israel Campiotti, Rodrigo Nogueira, Roberto A. Lotufo
2019 — conf
Brain Extraction Network Trained with "Silver Standard" Data and Fine-Tuned with Manual Annotation for Improved Segmentation.
SIBGRAPI
Roberto Souza, Oeslle Lucena, Mariana P. Bento, Julia Garrafa, Letícia Rittner, Simone Appenzeller, Roberto A. Lotufo, Richard Frayne
2019 J jnl
Convolutional neural networks for skull-stripping in brain MR imaging using silver standard masks.
Artif. Intell. Medicine
Oeslle Lucena, Roberto Souza, Letícia Rittner, Richard Frayne, Roberto A. Lotufo
2019 J jnl
Extended 2D Volumetric Consensus Hippocampus Segmentation.
CoRR
Diedre Carmo, Bruna Silva, Clarissa L. Yasuda, Letícia Rittner, Roberto A. Lotufo
2019 J jnl
Portuguese Named Entity Recognition using BERT-CRF.
CoRR
Fábio Souza, Rodrigo Nogueira, Roberto A. Lotufo
2018 J jnl
An open, multi-vendor, multi-field-strength brain MR dataset and analysis of publicly available skull stripping methods agreement.
NeuroImage
Roberto Souza, Oeslle Lucena, Julia Garrafa, David G. Gobbi, Marina Salluzzi, Simone Appenzeller, Letícia Rittner, Richard Frayne, Roberto A. Lotufo
2018 — conf
Automatic detection of motion artifacts on MRI using Deep CNN.
PRNI
Irene Fantini, Letícia Rittner, Clarissa L. Yasuda, Roberto A. Lotufo
2018 — conf
Common Carotid Artery Lumen Automatic Segmentation from Cine Fast Spin Echo Magnetic Resonance Imaging.
SaMBa@MICCAI
Lívia Rodrigues, Roberto Souza, Letícia Rittner, Richard Frayne, Roberto A. Lotufo
2018 J jnl
Convolutional Neural Networks for Skull-stripping in Brain MR Imaging using Consensus-based Silver standard Masks.
CoRR
Oeslle Lucena, Roberto Souza, Letícia Rittner, Richard Frayne, Roberto A. Lotufo
2018 — conf
Reliability of using single specialist annotation for designing and evaluating automatic segmentation methods: A skull stripping case study.
ISBI
Roberto Souza, Oeslle Lucena, Mariana P. Bento, Julia Garrafa, Simone Appenzeller, Letícia Rittner, Roberto A. Lotufo, Richard Frayne
2018 — conf
Silver standard masks for data augmentation applied to deep-learning-based skull-stripping.
ISBI
Oeslle Lucena, Roberto Souza, Letícia Rittner, Richard Frayne, Roberto A. Lotufo
2017 — conf
People-Flow Counting Using Depth Images for Embedded Processing.
ICIAR
Guilherme S. Soares, Rubens Campos Machado, Roberto A. Lotufo
2017 — conf
Probabilistic Segmentation of Brain White Matter Lesions Using Texture-Based Classification.
ICIAR
Mariana P. Bento, Yan Sym, Richard Frayne, Roberto A. Lotufo, Letícia Rittner
2017 — conf
Transfer Learning Using Convolutional Neural Networks for Face Anti-spoofing.
ICIAR
Oeslle Lucena, Amadeu Junior, Vitor Moia, Roberto Souza, Eduardo Valle, Roberto A. Lotufo
2017 — conf
WMH Segmentation Challenge: A Texture-Based Classification Approach.
BrainLes@MICCAI
Mariana P. Bento, Roberto Medeiros de Souza, Roberto A. Lotufo, Richard Frayne, Letícia Rittner
2017 J jnl
iamxt: Max-tree toolbox for image processing and analysis.
SoftwareX
Roberto Souza, Letícia Rittner, Rubens Machado, Roberto A. Lotufo
2016 — conf
3D texture-based classification applied on brain white matter lesions on MR images.
Computer-Aided Diagnosis
Mariana Leite, David G. Gobbi, Marina Salluzzi, Richard Frayne, Roberto A. Lotufo, Letícia Rittner
2016 — conf
A Max-Tree Simplification Proposal and Applications for the Interactive Max-Tree Visualization Tool.
SIBGRAPI
Luis A. Tavares, Roberto M. Souza, Letícia Rittner, Rubens Campos Machado, Roberto A. Lotufo
2016 — conf
An Overview of Max-Tree Principles, Algorithms and Applications.
SIBGRAPI Tutorials
Roberto Souza, Luis A. Tavares, Letícia Rittner, Roberto A. Lotufo
2016 — conf
Divergence map from diffusion tensor imaging: Concepts and application to corpus callosum.
EMBC
Gustavo R. Pinheiro, Guilherme S. Soares, André Luis Costa, Roberto A. Lotufo, Letícia Rittner
2016 — conf
Extended extinction profile for the classification of hyperspectral images.
WHISPERS
Pedram Ghamisi, Roberto Souza, Jón Atli Benediktsson, Xiao Xiang Zhu, Letícia Rittner, Roberto A. Lotufo
2016 J jnl
Extinction Profiles for the Classification of Remote Sensing Data.
IEEE Trans. Geosci. Remote. Sens.
Pedram Ghamisi, Roberto Souza, Jón Atli Benediktsson, Xiao Xiang Zhu, Letícia Rittner, Roberto A. Lotufo
2016 C conf
Extinction profiles: A novel approach for the analysis of remote sensing data.
IGARSS
Pedram Ghamisi, Roberto Souza, Letícia Rittner, Jón Atli Benediktsson, Roberto A. Lotufo, Xiao Xiang Zhu
2016 J jnl
Hyperspectral Data Classification Using Extended Extinction Profiles.
IEEE Geosci. Remote. Sens. Lett.
Pedram Ghamisi, Roberto Souza, Jón Atli Benediktsson, Letícia Rittner, Roberto A. Lotufo, Xiao Xiang Zhu
2015 C conf
A Comparison Between Extinction Filters and Attribute Filters.
ISMM
Roberto Souza, Letícia Rittner, Rubens Campos Machado, Roberto A. Lotufo
2015 B conf
An array-based node-oriented max-tree representation.
ICIP
Roberto Souza, Letícia Rittner, Roberto A. Lotufo, Rubens Campos Machado
2015 — conf
Interactive max-tree visualization tool for image processing and analysis.
IPTA
Luis A. Tavares, Roberto M. Souza, Letícia Rittner, Rubens Campos Machado, Roberto A. Lotufo
2015 — conf
Mid-callosal plane determination using preferred directions from diffusion tensor images.
Biomedical Applications in Molecular, Structural, and Functional Imaging
André Luis Costa, Letícia Rittner, Roberto A. Lotufo, Simone Appenzeller
2014 J jnl
A comparison between k-Optimum Path Forest and k-Nearest Neighbors supervised classifiers.
Pattern Recognit. Lett.
Roberto Souza, Letícia Rittner, Roberto A. Lotufo
2014 J jnl
A path- and label-cost propagation approach to speedup the training of the optimum-path forest classifier.
Pattern Recognit. Lett.
Adriana S. Iwashita, João Paulo Papa, André N. de Souza, Alexandre X. Falcão, Roberto A. Lotufo, V. M. Oliveira, Victor Hugo C. de Albuquerque, João Manuel R. S. Tavares
2014 B conf
Maximal Max-Tree Simplification.
ICPR
Roberto Souza, Letícia Rittner, Rubens Campos Machado, Roberto A. Lotufo
2013 J jnl
Analysis of Scalar Maps for the Segmentation of the Corpus Callosum in Diffusion Tensor Fields.
J. Math. Imaging Vis.
Letícia Rittner, Jennifer S. W. Campbell, Pedro Freitas, Simone Appenzeller, G. Bruce Pike, Roberto A. Lotufo
2013 B conf
Analysis of brain white matter hyperintensities using pattern recognition techniques.
Image Processing
Mariana P. Bento, Letícia Rittner, Simone Appenzeller, Aline Lapa, Roberto A. Lotufo
2012 — conf
A Comparison between Optimum-Path Forest and k-Nearest Neighbors Classifiers.
SIBGRAPI
Roberto Souza, Roberto A. Lotufo, Letícia Rittner
2012 B conf
Speeding up optimum-path forest training by path-cost propagation.
ICPR
Adriana S. Iwashita, João P. Papa, Alexandre X. Falcão, Roberto A. Lotufo, Victor M. de Araujo Oliveira, Victor Hugo C. de Albuquerque, João Manuel R. S. Tavares
2012 B conf
Watershed-based segmentation of the corpus callosum in diffusion MRI.
Image Processing
Pedro Freitas, Letícia Rittner, Simone Appenzeller, Aline Lapa, Roberto A. Lotufo
2011 Misc conf
Adessowiki - Collaborative platform for writing executable papers.
ICCS
Rubens Campos Machado, Letícia Rittner, Roberto A. Lotufo
2011 — conf
Adessowiki: Collaborative Scientific Programming Environment.
SIBGRAPI Tutorials
Letícia Rittner, André Vital Saúde, Alexandre Gonçalves Silva, Rubens Campos Machado, Mariana P. Bento, Roberto A. Lotufo
2011 — conf
Watershed-Based Segmentation of the Midsagittal Section of the Corpus Callosum in Diffusion MRI.
SIBGRAPI
Pedro Freitas, Letícia Rittner, Simone Appenzeller, Roberto A. Lotufo
2010 J jnl
A tensorial framework for color images.
Pattern Recognit. Lett.
Letícia Rittner, Franklin César Flores, Roberto A. Lotufo
2010 — conf
Segmentation of thalamic nuclei based on tensorial morphological gradient of diffusion tensor fields.
ISBI
Letícia Rittner, Roberto A. Lotufo, Jennifer S. W. Campbell, G. Bruce Pike
2009 — conf
Adessowiki on-line collaborative scientific programming platform.
Int. Sym. Wikis
Roberto A. Lotufo, Rubens Campos Machado, André Körbes, Rafael G. Ramos
2009 J jnl
Discrete 2D and 3D euclidean medial axis in higher resolution.
Image Vis. Comput.
André Vital Saúde, Michel Couprie, Roberto A. Lotufo
2009 — conf
Segmentation of Brain Structures by Watershed Transform on Tensorial Morphological Gradient of Diffusion Tensor Imaging.
SIBGRAPI
Letícia Rittner, Simone Appenzeller, Roberto A. Lotufo
2008 — conf
Diffusion Tensor Imaging Segmentation by Watershed Transform on Tensorial Morphological Gradient.
SIBGRAPI
Letícia Rittner, Roberto A. Lotufo
2007 — conf
New Tensorial Representation of Color Images: Tensorial Morphological Gradient Applied to Color Image Segmentation.
SIBGRAPI
Letícia Rittner, Franklin César Flores, Roberto A. Lotufo
2007 C conf
Pearson's Correlation Coefficient for Discarding Redundant Information in Real Time Autonomous Navigation System.
CCA
Arthur Miranda Neto, Letícia Rittner, Neucimar J. Leite, Douglas Eduardo Zampieri, Roberto A. Lotufo, André Mendeleck
2007 — conf
Seed-Relative Segmentation Robustness of Watershed and Fuzzy Connectedness Approaches.
SIBGRAPI
Romaric Audigier, Roberto A. Lotufo
2007 J jnl
Uniquely-Determined Thinning of the Tie-Zone Watershed Based on Label Frequency.
J. Math. Imaging Vis.
Romaric Audigier, Roberto A. Lotufo
2006 J jnl
3D visualization to assist iterative object definition from medical images.
Comput. Medical Imaging Graph.
Romaric Audigier, Roberto A. Lotufo, Alexandre X. Falcão
2006 — conf
Duality between the Watershed by Image Foresting Transform and the Fuzzy Connectedness Segmentation Approaches.
SIBGRAPI
Romaric Audigier, Roberto A. Lotufo
2006 — conf
Exact Euclidean Medial Axis in Higher Resolution.
DGCI
André Vital Saúde, Michel Couprie, Roberto A. Lotufo
2006 — conf
Improved FingerCode Matching Function.
SIBGRAPI
Gustavo de Sa, Roberto A. Lotufo
2005 — conf
The tie-zone watershed: definition, algorithm and applications.
ICIP (2)
Romaric Audigier, Roberto A. Lotufo, Michel Couprie
2004 — conf
Color Image Gradients for Morphological Segmentation: The Weighted Gradient Improved by Automatic Imposition of Weights.
SIBGRAPI
Franklin César Flores, Airton Marco Polidório, Roberto A. Lotufo
2004 — conf
Detection of Lines Using Hierarchical Region Based Representation.
SIBGRAPI
Alexandre Gonçalves Silva, Roberto A. Lotufo
2004 — conf
On Integrating Iterative Segmentation by Watershed with Tridimensional Visualization of MRIs.
SIBGRAPI
Romaric Audigier, Roberto A. Lotufo, Alexandre X. Falcão
2003 — conf
Characterization of the human cortex in MR images through the image foresting transform.
ICIP (1)
Gabriela Castellano, Roberto A. Lotufo, Alexandre X. Falcão, Fernando Cendes
2003 — conf
Segmentation of Images of Yeast Cells by Scale-Space Analysis.
SIBGRAPI
Marco António Garcia de Carvalho, Roberto A. Lotufo, Michel Couprie
2003 — conf
Sulcal Lines Extraction for Cortex Characterization in Cerebral MR Images Using the Image Foresting Transform.
SIBGRAPI
Gabriela Castellano, Roberto A. Lotufo, Alexandre X. Falcão, Fernando Cendes
2002 — conf
IFT-Watershed from Gray-Scale Marker.
SIBGRAPI
Roberto A. Lotufo, Alexandre X. Falcão, Francisco de Assis Zampirolli
2002 J jnl
Relative Fuzzy Connectedness and Object Definition: Theory, Algorithms, and Applications in Image Segmentation.
IEEE Trans. Pattern Anal. Mach. Intell.
Jayaram K. Udupa, Punam K. Saha, Roberto A. Lotufo
2001 — conf
Fast Multidimensional Parallel Euclidean Distance Transform Based on Mathematical Morphology.
SIBGRAPI
Roberto A. Lotufo, Francisco de Assis Zampirolli
2000 — conf
Color Image Gradients for Morphological Segmentation.
SIBGRAPI
Roberto Hirata Jr., Franklin César Flores, Junior Barrera, Roberto A. Lotufo, Fernand Meyer
2000 — conf
Fast Euclidean Distance Transform using a Graph-Search Algorithm.
SIBGRAPI
Roberto A. Lotufo, Alexandre X. Falcão, Francisco de Assis Zampirolli
2000 — conf
Morphological Operators for Segmentation of Color Sequences.
SIBGRAPI
Franklin César Flores, Roberto Hirata Jr., Junior Barrera, Roberto A. Lotufo, Fernand Meyer
2000 C conf
The Ordered Queue and the Optimality of the Watershed Approaches.
ISMM
Roberto A. Lotufo, Alexandre X. Falcão