Guilherme Freire Roberto

36 papers B 1C 3Journal 19Unranked 13
YearRankTypeTitle / Venue / Authors
2025 — conf
Association of Fractal Geometry and Data Augmentation Through GANs and XAI for Classification of Histology Images.
ICEIS (1)
Vinicius Augusto Toreli Borgue, Bianca Lançoni de Oliveira Garcia, Sérgio Augusto Pelicano Júnior, Guilherme Freire Roberto, Guilherme Botazzo Rozendo, Leandro Alves Neves, Alessandro Santana Martins, Thaína Aparecida Azevedo Tosta, Marcelo Zanchetta do Nascimento
2025 — conf
Convolutional Neural Networks Enriched by Handcrafted Attributes (Enriched-CNN): An Innovative Approach to Pattern Recognition in Histological Images.
ICEIS (1)
Luiz Fernando Segato dos Santos, Leandro Alves Neves, Alessandro Santana Martins, Guilherme Freire Roberto, Thaína Aparecida Azevedo Tosta, Marcelo Zanchetta do Nascimento
2025 J jnl
Entropy-Regularized Attention for Explainable Histological Classification with Convolutional and Hybrid Models.
Entropy
Pedro Lucas Miguel, Leandro Alves Neves, Alessandra Lumini, Giuliano Cardozo Medalha, Guilherme Freire Roberto, Guilherme Botazzo Rozendo, Adriano M. Cansian, Thaína A. A. Tosta, Marcelo Zanchetta do Nascimento
2025 J jnl
Exploring percolation features with polynomial algorithms for classifying Covid-19 in chest X-ray images.
Pattern Recognit. Lett.
Guilherme Freire Roberto, Danilo Cesar Pereira, Alessandro Santana Martins, Thaína A. A. Tosta, Carlos Soares, Alessandra Lumini, Guilherme Botazzo Rozendo, Leandro Alves Neves, Marcelo Zanchetta do Nascimento
2024 J jnl
An ensemble of learned features and reshaping of fractal geometry-based descriptors for classification of histological images.
Pattern Anal. Appl.
Guilherme Freire Roberto, Leandro Alves Neves, Alessandra Lumini, Alessandro Santana Martins, Marcelo Zanchetta do Nascimento
2024 — conf
Association of Grad-CAM, LIME and Multidimensional Fractal Techniques for the Classification of H&E Images.
VISIGRAPP (2): VISAPP
Thales R. S. Lopes, Guilherme Freire Roberto, Carlos Soares, Thaína A. A. Tosta, Adriano Barbosa-Silva, Adriano M. Loyola, Sérgio V. Cardoso, Paulo Rogério de Faria, Marcelo Zanchetta do Nascimento, Leandro Alves Neves
2024 J jnl
Classification of Multiple H&E Images via an Ensemble Computational Scheme.
Entropy
Leonardo Henrique Da Costa Longo, Guilherme Freire Roberto, Thaína A. A. Tosta, Paulo Rogério de Faria, Adriano M. Loyola, Sérgio V. Cardoso, Adriano Barbosa-Silva, Marcelo Zanchetta do Nascimento, Leandro Alves Neves
2024 J jnl
Exploring DeepDream and XAI Representations for Classifying Histological Images.
SN Comput. Sci.
João Manoel Cardoso Martinez, Leandro Alves Neves, Leonardo Henrique Da Costa Longo, Guilherme Botazzo Rozendo, Guilherme Freire Roberto, Thaína Aparecida Azevedo Tosta, Paulo Rogério de Faria, Adriano M. Loyola, Sérgio V. Cardoso, Adriano Barbosa-Silva, Marcelo Zanchetta do Nascimento
2024 J jnl
Higuchi Fractal Dimension with a multidimensional approach for color images.
Softw. Impacts
Jaqueline Junko Tenguam, Leonardo Henrique Da Costa Longo, Guilherme Freire Roberto, Thaína A. A. Tosta, Adriano Barbosa-Silva, Marcelo Zanchetta do Nascimento, Leandro Alves Neves
2024 J jnl
Hybrid models for classifying histological images: An association of deep features by transfer learning with ensemble classifier.
Multim. Tools Appl.
Cléber I. De Oliveira, Marcelo Zanchetta do Nascimento, Guilherme Freire Roberto, Thaína A. A. Tosta, Alessandro Santana Martins, Leandro Alves Neves
2024 — conf
Improving Explainability of the Attention Branch Network with CAM Fostering Techniques in the Context of Histological Images.
ICEIS (1)
Pedro Lucas Miguel, Alessandra Lumini, Giuliano Cardozo Medalha, Guilherme Freire Roberto, Guilherme Botazzo Rozendo, Adriano Mauro Cansian, Thaína A. A. Tosta, Marcelo Zanchetta do Nascimento, Leandro Alves Neves
2024 — conf
Oral Dysplasia Classification by Using Fractal Representation Images and Convolutional Neural Networks.
VISIGRAPP (3): VISAPP
Rafael H. de O. Carvalho, Adriano Barbosa-Silva, Alessandro Santana Martins, Sérgio V. Cardoso, Guilherme Freire Roberto, Paulo Rogério de Faria, Adriano M. Loyola, Thaína A. A. Tosta, Leandro Alves Neves, Marcelo Zanchetta do Nascimento
2024 — conf
X-GAN: Generative Adversarial Networks Training Guided with Explainable Artificial Intelligence.
ICEIS (1)
Guilherme Botazzo Rozendo, Alessandra Lumini, Guilherme Freire Roberto, Thaína Aparecida Azevedo Tosta, Marcelo Zanchetta do Nascimento, Leandro Alves Neves
2023 — conf
Classification of H&E Images via CNN Models with XAI Approaches, DeepDream Representations and Multiple Classifiers.
ICEIS (1)
Leandro Alves Neves, João Manuel Cardoso Martinez, Leonardo Henrique Da Costa Longo, Guilherme Freire Roberto, Thaína Aparecida Azevedo Tosta, Paulo Rogério de Faria, Adriano M. Loyola, Sérgio V. Cardoso, Adriano Barbosa-Silva, Marcelo Zanchetta do Nascimento, Guilherme Botazzo Rozendo
2023 C conf
Detection of Covid-19 in Chest X-Ray Images Using Percolation Features and Hermite Polynomial Classification.
CIARP
Guilherme Freire Roberto, Danilo Cesar Pereira, Alessandro Santana Martins, Thaína A. A. Tosta, Carlos Soares, Alessandra Lumini, Guilherme Botazzo Rozendo, Leandro Alves Neves, Marcelo Zanchetta do Nascimento
2023 B conf
Handcrafted features vs deep-learned features: Hermite Polynomial Classification of Liver Images.
CBMS
Danilo Cesar Pereira, Leonardo C. Longo, Thaína A. A. Tosta, Alessandro Santana Martins, Adriano Barbosa-Silva, Guilherme Botazzo Rozendo, Guilherme Freire Roberto, Alessandra Lumini, Leandro Alves Neves, Marcelo Zanchetta do Nascimento
2023 C conf
Weeds Classification with Deep Learning: An Investigation Using CNN, Vision Transformers, Pyramid Vision Transformers, and Ensemble Strategy.
CIARP
Guilherme Botazzo Rozendo, Guilherme Freire Roberto, Marcelo Zanchetta do Nascimento, Leandro Alves Neves, Alessandra Lumini
2022 J jnl
Classification of non-Hodgkin lymphomas based on sample entropy signatures.
Expert Syst. Appl.
Guilherme Botazzo Rozendo, Marcelo Zanchetta do Nascimento, Guilherme Freire Roberto, Paulo Rogério de Faria, Adriano Barbosa-Silva, Thaína Aparecida Azevedo Tosta, Leandro Alves Neves
2022 — conf
Ensembles of fractal descriptors with multiple deep learned features for classification of histological images.
IWSSIP
Leonardo Henrique Da Costa Longo, Alessandro Santana Martins, Marcelo Zanchetta do Nascimento, Luiz Fernando Segato dos Santos, Guilherme Freire Roberto, Leandro Alves Neves
2022 J jnl
Percolation Features: An approach for evaluating fractal properties in colour images.
Softw. Impacts
Guilherme Freire Roberto, Leandro Alves Neves, Leonardo Henrique Da Costa Longo, Guilherme Botazzo Rozendo, Thaína Aparecida Azevedo Tosta, Paulo Rogério de Faria, Alessandro Santana Martins, Marcelo Zanchetta do Nascimento
2022 J jnl
Sample Entropy Signatures: A new way to interpret SampEn values.
Softw. Impacts
Guilherme Botazzo Rozendo, Marcelo Zanchetta do Nascimento, Guilherme Freire Roberto, Paulo Rogério de Faria, Adriano Barbosa-Silva, Thaína Aparecida Azevedo Tosta, Leandro Alves Neves
2021 J jnl
A Hermite polynomial algorithm for detection of lesions in lymphoma images.
Pattern Anal. Appl.
Alessandro Santana Martins, Leandro Alves Neves, Paulo Rogério de Faria, Thaína A. A. Tosta, Leonardo C. Longo, Adriano Barbosa-Silva, Guilherme Freire Roberto, Marcelo Zanchetta do Nascimento
2021 J jnl
Analysis of cancer in histological images: employing an approach based on genetic algorithm.
Pattern Anal. Appl.
Daniela F. Taino, Matheus Gonçalves Ribeiro, Guilherme Freire Roberto, Geraldo F. D. Zafalon, Marcelo Zanchetta do Nascimento, Thaína A. A. Tosta, Alessandro Santana Martins, Leandro Alves Neves
2021 J jnl
Fractal Neural Network: A new ensemble of fractal geometry and convolutional neural networks for the classification of histology images.
Expert Syst. Appl.
Guilherme Freire Roberto, Alessandra Lumini, Leandro Alves Neves, Marcelo Zanchetta do Nascimento
2020 — conf
Multidimensional and multiscale Higuchi dimension for the analysis of colorectal histological images.
BIBM
Jaqueline Junko Tenguam, Guilherme Botazzo Rozendo, Guilherme Freire Roberto, Marcelo Zanchetta do Nascimento, Alessandro Santana Martins, Leandro Alves Neves
2020 — conf
Selection of CNN, Haralick and Fractal Features Based on Evolutionary Algorithms for Classification of Histological Images.
BIBM
David Candelero, Guilherme Freire Roberto, Marcelo Zanchetta do Nascimento, Guilherme Botazzo Rozendo, Leandro Alves Neves
2019 C conf
A Model Based on Genetic Algorithm for Colorectal Cancer Diagnosis.
CIARP
Daniela F. Taino, Matheus Gonçalves Ribeiro, Guilherme Freire Roberto, Geraldo F. D. Zafalon, Marcelo Zanchetta do Nascimento, Thaína A. A. Tosta, Alessandro Santana Martins, Leandro Alves Neves
2019 J jnl
Classification of breast and colorectal tumors based on percolation of color normalized images.
Comput. Graph.
Guilherme Freire Roberto, Marcelo Zanchetta do Nascimento, Alessandro Santana Martins, Thaína A. A. Tosta, Paulo Rogério de Faria, Leandro Alves Neves
2019 J jnl
Classification of colorectal cancer based on the association of multidimensional and multiresolution features.
Expert Syst. Appl.
Matheus Gonçalves Ribeiro, Leandro Alves Neves, Marcelo Zanchetta do Nascimento, Guilherme Freire Roberto, Alessandro Santana Martins, Thaína Aparecida Azevedo Tosta
2019 J jnl
Unsupervised method for normalization of hematoxylin-eosin stain in histological images.
Comput. Medical Imaging Graph.
Thaína Aparecida Azevedo Tosta, Paulo Rogério de Faria, João Paulo Silva Servato, Leandro Alves Neves, Guilherme Freire Roberto, Alessandro Santana Martins, Marcelo Zanchetta do Nascimento
2018 J jnl
An approach for COFFEE objective function to global DNA multiple sequence alignment.
Comput. Biol. Chem.
Anderson Rici Amorim, Leandro Alves Neves, Carlos Roberto Valêncio, Guilherme Freire Roberto, Geraldo Francisco Donegá Zafalon
2018 — conf
Analysis of the Influence of Color Normalization in the Classification of Non-Hodgkin Lymphoma Images.
SIBGRAPI
Matheus Gonçalves Ribeiro, Leandro Alves Neves, Guilherme Freire Roberto, Thaína Aparecida Azevedo Tosta, Alessandro Santana Martins, Marcelo Zanchetta do Nascimento
2017 J jnl
Features based on the percolation theory for quantification of non-Hodgkin lymphomas.
Comput. Biol. Medicine
Guilherme Freire Roberto, Leandro Alves Neves, Marcelo Zanchetta do Nascimento, Thaína Aparecida Azevedo Tosta, Leonardo C. Longo, Alessandro Santana Martins, Paulo Rogério de Faria
2016 — conf
Method Based on Triangulation for Sensor Deployment on 3D Surfaces.
SIBGRAPI
Renan Nespolo, Leandro Alves Neves, Guilherme Freire Roberto, Matheus Gonçalves Ribeiro, Marcelo Zanchetta do Nascimento, Adriano M. Cansian
2016 J jnl
The HAMSTER Data Communication Architecture for Unmanned Aerial, Ground and Aquatic Systems - Aims, Scope and Definitions.
J. Intell. Robotic Syst.
Daniel Fernando Pigatto, Alexandre L. Gonçalves, Guilherme Freire Roberto, Julio Fernando Rodrigues Filho, Natássya Barlate Floro da Silva, Alex Sandro Roschildt Pinto, Kalinka Regina Lucas Jaquie Castelo Branco
2013 — conf
Local data fusion algorithm for fire detection through mobile robot.
LATW
Guilherme Freire Roberto, Kalinka R. L. J. Castelo Branco, José Marcio Machado, Alex R. Pinto