Hélio Pedrini

Orcid: 0000-0003-0125-630X

Affiliations:
  • University of Campinas, Institute of Computing


According to our database1, Hélio Pedrini authored at least 249 papers between 2001 and 2024.

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Bibliography

2024
Tell me what you see: A zero-shot action recognition method based on natural language descriptions.
Multim. Tools Appl., March, 2024

P-NOC: Adversarial training of CAM generating networks for robust weakly supervised semantic segmentation priors.
J. Vis. Commun. Image Represent., 2024

Composite loss function for 3-D poststack seismic data compression.
Comput. Geosci., 2024

CAVC: Cosine Attention Video Colorization.
Proceedings of the 19th International Joint Conference on Computer Vision, 2024

XYZ Unsupervised Network: A Robust Image Dehazing Approach.
Proceedings of the 19th International Joint Conference on Computer Vision, 2024

Image Inpainting on the Sketch-Pencil Domain with Vision Transformers.
Proceedings of the 19th International Joint Conference on Computer Vision, 2024

Simple Base Frame Guided Residual Network for RAW Burst Image Super-Resolution.
Proceedings of the 19th International Joint Conference on Computer Vision, 2024

2023
Applying Graph Neural Networks to Support Decision Making on Collective Intelligent Transportation Systems.
IEEE Trans. Netw. Serv. Manag., December, 2023

TEMPROT: protein function annotation using transformers embeddings and homology search.
BMC Bioinform., December, 2023

Rethinking two-dimensional camera motion estimation assessment for digital video stabilization: A camera motion field-based metric.
Neurocomputing, November, 2023

The PlastOPol system for marine litter monitoring by citizen scientists.
Environ. Model. Softw., November, 2023

Dental shade matching assisted by computer vision techniques.
Comput. methods Biomech. Biomed. Eng. Imaging Vis., July, 2023

Survey on Video Colorization: Concepts, Methods and Applications.
J. Signal Process. Syst., June, 2023

Variable-hyperparameter visual transformer for efficient image inpainting.
Comput. Graph., June, 2023

Survey on Digital Video Stabilization: Concepts, Methods, and Challenges.
ACM Comput. Surv., 2023

CAPIVARA: Cost-Efficient Approach for Improving Multilingual CLIP Performance on Low-Resource Languages.
CoRR, 2023

Self-supervised Learning of Contextualized Local Visual Embeddings.
CoRR, 2023

P-NOC: Adversarial CAM Generation for Weakly Supervised Semantic Segmentation.
CoRR, 2023

MIA-3DCNN: COVID-19 Detection Based on a 3D CNN.
CoRR, 2023

Counting People in Crowds Using Multiple Column Neural Networks.
Proceedings of the 18th International Joint Conference on Computer Vision, 2023

Algorithmic Fairness Applied to the Multi-Label Classification Problem.
Proceedings of the 18th International Joint Conference on Computer Vision, 2023

Cancer Spheroid Segmentation Based on Vision Transformer.
Proceedings of the IEEE International Conference on Visual Communications and Image Processing, 2023

A Zero-Shot Image Enhancement Method Based on Human Skin Tone Reference.
Proceedings of the 36th SIBGRAPI Conference on Graphics, Patterns and Images, 2023

Image Dehazing Using a Simple Convolutional Autoencoder.
Proceedings of the IEEE Latin American Conference on Computational Intelligence, 2023

Adversarial Feature Hallucination in a Supervised Contrastive Space for Few-Shot Learning of Provenance in Paintings.
Proceedings of the IEEE Latin American Conference on Computational Intelligence, 2023

A Combined Noisy Borehole Image Log Segmentation Method.
Proceedings of the 30th International Conference on Systems, Signals and Image Processing, 2023

SwinFVC: A Swin Flow Video Colorization Example-Based Method.
Proceedings of the International Conference on Machine Learning and Applications, 2023

AReID: Rethinking Re-Identification and Occlusions for Multi-Object Tracking.
Proceedings of the International Conference on Machine Learning and Applications, 2023

Epileptic Electroencephalogram Signal Classification Based on Shearlet and Contourlet Transforms.
Proceedings of the International Conference on Machine Learning and Applications, 2023

Mandible Segmentation from CT and CBCT Images Based on a Patch-Based Convolutional Neural Network.
Proceedings of the International Conference on Machine Learning and Applications, 2023

SelfGraphVQA: A Self-Supervised Graph Neural Network for Scene-based Question Answering.
Proceedings of the IEEE/CVF International Conference on Computer Vision, 2023

Self-supervised Learning of Contextualized Local Visual Embeddings.
Proceedings of the IEEE/CVF International Conference on Computer Vision, 2023

When Layers Play the Lottery, all Tickets Win at Initialization.
Proceedings of the IEEE/CVF International Conference on Computer Vision, 2023

MIA-3DCNN: A 3D Convolutional Neural Network for COVID-19 Detection and Severity Classification.
Proceedings of the IEEE International Conference on Acoustics, 2023

Residual Squeeze-and-Excitation U-Shaped Network for Minutia Extraction in Contactless Fingerprint Images.
Proceedings of the IEEE International Conference on Acoustics, 2023

Classification of Facial Images to Assist in the Diagnosis of Autism Spectrum Disorder: A Study on the Effect of Face Detection and Landmark Identification Algorithms.
Proceedings of the Intelligent Systems - 12th Brazilian Conference, 2023

The Multi-attribute Fairer Cover Problem.
Proceedings of the Intelligent Systems - 12th Brazilian Conference, 2023

Transformer Model for Fault Detection from Brazilian Pre-salt Seismic Data.
Proceedings of the Intelligent Systems - 12th Brazilian Conference, 2023

Single Image Super-Resolution Based on Capsule Neural Networks.
Proceedings of the Intelligent Systems - 12th Brazilian Conference, 2023

Using Generative Models to Create a Visual Description of Climate Change.
Proceedings of the ArtsIT, Interactivity and Game Creation, 2023

2022
Global Semantic Descriptors for Zero-Shot Action Recognition.
IEEE Signal Process. Lett., 2022

Litter Detection with Deep Learning: A Comparative Study.
Sensors, 2022

A survey on RGB-D datasets.
Comput. Vis. Image Underst., 2022

Single Image Super-Resolution Based on Capsule Neural Networks.
CoRR, 2022

Weakly supervised attention-based models using activation maps for citrus mite and insect pest classification.
Comput. Electron. Agric., 2022

Multi-Script Video Caption Localization Based on Visual Rhythms.
Appl. Artif. Intell., 2022

MinMax-CAM: Improving Focus of CAM-based Visualization Techniques in Multi-label Problems.
Proceedings of the 17th International Joint Conference on Computer Vision, 2022

Multi-Scale Patch Partitioning for Image Inpainting Based on Visual Transformers.
Proceedings of the 35th SIBGRAPI Conference on Graphics, Patterns and Images, 2022

Multiscale Approach in Deep Convolutional Networks for Minutia Extraction from Contactless Fingerprint Images.
Proceedings of the 34th IEEE International Conference on Tools with Artificial Intelligence, 2022

Self-distilled Self-supervised Depth Estimation in Monocular Videos.
Proceedings of the Pattern Recognition and Artificial Intelligence, 2022

Skew Angle Detection and Correction in Text Images Using RGB Gradient.
Proceedings of the Image Analysis and Processing - ICIAP 2022, 2022

Prediction of Protein Molecular Functions Using Transformers.
Proceedings of the Artificial Intelligence and Soft Computing, 2022

MinMax-CAM: Increasing Precision of Explaining Maps by Contrasting Gradient Signals and Regularizing Kernel Usage.
Proceedings of the Computer Vision, Imaging and Computer Graphics Theory and Applications, 2022

Characterization of fracture geometry with computed microtomography rock images.
Proceedings of the XXIII Brazilian Symposium on Geoinformatics, 2022

Protein Molecular Function Annotation Based on Transformer Embeddings.
Proceedings of the Intelligent Systems - 11th Brazilian Conference, 2022

2021
Weighted voting of multi-stream convolutional neural networks for video-based action recognition using optical flow rhythms.
J. Vis. Commun. Image Represent., 2021

AttributeNet: Attribute enhanced vehicle re-identification.
Neurocomputing, 2021

Zero-shot action recognition in videos: A survey.
Neurocomputing, 2021

Soundscape segregation based on visual analysis and discriminating features.
Ecol. Informatics, 2021

Dense Video Captioning Using Unsupervised Semantic Information.
CoRR, 2021

Improving Makeup Face Verification by Exploring Part-Based Representations.
CoRR, 2021

Adaptive Multiplane Image Generation from a Single Internet Picture.
Proceedings of the IEEE Winter Conference on Applications of Computer Vision, 2021

Connoisseur: Provenance Analysis in Paintings.
Proceedings of the IEEE Symposium Series on Computational Intelligence, 2021

Protein secondary structure prediction based on fusion of machine learning classifiers.
Proceedings of the SAC '21: The 36th ACM/SIGAPP Symposium on Applied Computing, 2021

Leveraging emoji to improve sentiment classification of tweets.
Proceedings of the SAC '21: The 36th ACM/SIGAPP Symposium on Applied Computing, 2021

Adaptive Self-supervised Depth Estimation in Monocular Videos.
Proceedings of the Image and Graphics - 11th International Conference, 2021

On the Effect of Pruning on Adversarial Robustness.
Proceedings of the IEEE/CVF International Conference on Computer Vision Workshops, 2021

Low-Cost Domain Adaptation for Crop and Weed Segmentation.
Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2021

Data-Augmented Emoji Approach to Sentiment Classification of Tweets.
Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2021

Pyramidal Layered Scene Inference with Image Outpainting for Monocular View Synthesis.
Proceedings of the Computer Analysis of Images and Patterns, 2021

MMEC: Multi-Modal Ensemble Classifier for Protein Secondary Structure Prediction.
Proceedings of the Computer Analysis of Images and Patterns, 2021

Authentication of Vincent van Gogh's Work.
Proceedings of the Computer Analysis of Images and Patterns, 2021

2020
Leveraging Shape, Reflectance and Albedo From Shading for Face Presentation Attack Detection.
IEEE Trans. Inf. Forensics Secur., 2020

Vertex Coloring of a Graph for Memory Constrained Scenarios.
Math. Comput. Sci., 2020

Video action recognition based on visual rhythm representation.
J. Vis. Commun. Image Represent., 2020

Human Action Recognition Based on a Spatio-Temporal Video Autoencoder.
Int. J. Pattern Recognit. Artif. Intell., 2020

Survey on visual rhythms: A spatio-temporal representation for video sequences.
Neurocomputing, 2020

A comparative analysis of Bayesian network structure learning algorithms applied to crime data.
Intell. Data Anal., 2020

Visual rhythms for qualitative evaluation of video stabilization.
EURASIP J. Image Video Process., 2020

Multi-channel MR Reconstruction (MC-MRRec) Challenge - Comparing Accelerated MR Reconstruction Models and Assessing Their Genereralizability to Datasets Collected with Different Coils.
CoRR, 2020

Multi-Stream Networks and Ground-Truth Generation for Crowd Counting.
CoRR, 2020

Medical image interpolation based on 3D Lanczos filtering.
Comput. methods Biomech. Biomed. Eng. Imaging Vis., 2020

Semantic Segmentation of 3D Medical Images with 3D Convolutional Neural Networks.
CLEI Electron. J., 2020

Detection and classification of lung nodules in chest X-ray images using deep convolutional neural networks.
Comput. Intell., 2020

Pelee-Text++: A Tiny Neural Network for Scene Text Detection.
IEEE Access, 2020

ImTeNet: Image-Text Classification Network for Abnormality Detection and Automatic Reporting on Musculoskeletal Radiographs.
Proceedings of the Advances in Bioinformatics and Computational Biology, 2020

Lite Training Strategies for Portuguese-English and English-Portuguese Translation.
Proceedings of the Fifth Conference on Machine Translation, 2020

Multi-stream Architecture with Symmetric Extended Visual Rhythms for Deep Learning Human Action Recognition.
Proceedings of the 15th International Joint Conference on Computer Vision, 2020

Fuzzy Fusion for Two-stream Action Recognition.
Proceedings of the 15th International Joint Conference on Computer Vision, 2020

Filter Learning from Deep Descriptors of a Fully Convolutional Siamese Network for Tracking in Videos.
Proceedings of the 15th International Joint Conference on Computer Vision, 2020

Self-supervised Depth Estimation based on Feature Sharing and Consistency Constraints.
Proceedings of the 15th International Joint Conference on Computer Vision, 2020

Fusion of BLAST and Ensemble of Classifiers for Protein Secondary Structure Prediction.
Proceedings of the 33rd SIBGRAPI Conference on Graphics, Patterns and Images, 2020

1-to-N Large Margin Classifier.
Proceedings of the 33rd SIBGRAPI Conference on Graphics, Patterns and Images, 2020

DuaLAnet: Dual Lesion Attention Network for Thoracic Disease Classification in Chest X-Rays.
Proceedings of the 2020 International Conference on Systems, Signals and Image Processing, 2020

Ensemble of Bidirectional Recurrent Networks and Random Forests for Protein Secondary Structure Prediction.
Proceedings of the 2020 International Conference on Systems, Signals and Image Processing, 2020

Where's Wally: A Gigapixel Image Study for Face Recognition in Crowds.
Proceedings of the Advances in Visual Computing - 15th International Symposium, 2020

The Discrete Morse Complex of Images: Algorithms, Modeling and Applications.
Proceedings of the 2nd International Conference of the DFG International Research Training Group 2057, 2020

Top-DB-Net: Top DropBlock for Activation Enhancement in Person Re-Identification.
Proceedings of the 25th International Conference on Pattern Recognition, 2020

Parallax Motion Effect Generation Through Instance Segmentation And Depth Estimation.
Proceedings of the IEEE International Conference on Image Processing, 2020

Early Stopping for Two-Stream Fusion Applied to Action Recognition.
Proceedings of the Computer Vision, Imaging and Computer Graphics Theory and Applications, 2020

Scene Text Localization Using Lightweight Convolutional Networks.
Proceedings of the Computer Vision, Imaging and Computer Graphics Theory and Applications, 2020

Weakly Supervised Learning Guided by Activation Mapping Applied to a Novel Citrus Pest Benchmark.
Proceedings of the 2020 IEEE/CVF Conference on Computer Vision and Pattern Recognition, 2020

Visual Detection of Productive Crop and Pasture Fields from Aerial Image Analysis.
Proceedings of the IEEE Canadian Conference on Electrical and Computer Engineering, 2020

Evaluation and Detection of Gaps in Curved Sugarcane Planting Lines in Aerial Images.
Proceedings of the IEEE Canadian Conference on Electrical and Computer Engineering, 2020

2019
Motion energy image for evaluation of video stabilization.
Vis. Comput., 2019

A Soft Computing Framework for Image Classification Based on Recurrence Plots.
IEEE Geosci. Remote. Sens. Lett., 2019

Improved person re-identification based on saliency and semantic parsing with deep neural network models.
Image Vis. Comput., 2019

Fingerprint Image Segmentation based on Oriented Pattern Analysis.
Proceedings of the 14th International Joint Conference on Computer Vision, 2019

Spatio-temporal Video Autoencoder for Human Action Recognition.
Proceedings of the 14th International Joint Conference on Computer Vision, 2019

Space-Time Graphs Based on Interest Point Tracking for Sign Language.
Proceedings of the 2019 IEEE International Conference on Systems, Man and Cybernetics, 2019

Image Super-Resolution Improved by Edge Information.
Proceedings of the 2019 IEEE International Conference on Systems, Man and Cybernetics, 2019

Audio-Visual Emotion Recognition Using a Hybrid Deep Convolutional Neural Network based on Census Transform.
Proceedings of the 2019 IEEE International Conference on Systems, Man and Cybernetics, 2019

Fight Detection in Video Sequences Based on Multi-Stream Convolutional Neural Networks.
Proceedings of the 32nd SIBGRAPI Conference on Graphics, Patterns and Images, 2019

Dynamic Facial Expression Recognition Based on Visual Rhythms and Motion History Images.
Proceedings of the Machine Learning and Data Mining in Pattern Recognition, 2019

Deep Convolutional Multi-Stream Network Detection System Applied to Fall Identi?cation in Video Sequences.
Proceedings of the Machine Learning and Data Mining in Pattern Recognition, 2019

Annotating Biodiversity Spreadsheets through 5W1H based on Machine Learning.
Proceedings of the Machine Learning and Data Mining in Pattern Recognition, 2019

Estimation of Fingerprint Image Quality Based on Neighborhood Strengthness Homogeneity.
Proceedings of the International Conference on Systems, Signals and Image Processing, 2019

Offline Handwritten Script Recognition Based on Texture Descriptors.
Proceedings of the International Conference on Systems, Signals and Image Processing, 2019

Where are the People? A Multi-Stream Convolutional Neural Network for Crowd Counting via Density Map from Complex Images.
Proceedings of the International Conference on Systems, Signals and Image Processing, 2019

Multi-Stream Deep Convolutional Network Using High-Level Features Applied to Fall Detection in Video Sequences.
Proceedings of the International Conference on Systems, Signals and Image Processing, 2019

Extending the Aerial Image Analysis from the Detection of Tree Crowns.
Proceedings of the 31st IEEE International Conference on Tools with Artificial Intelligence, 2019

Learnable Visual Rhythms Based on the Stacking of Convolutional Neural Networks for Action Recognition.
Proceedings of the 18th IEEE International Conference On Machine Learning And Applications, 2019

Fall Detection in Video Sequences Based on a Three-Stream Convolutional Neural Network.
Proceedings of the 18th IEEE International Conference On Machine Learning And Applications, 2019

Bimodal Emotion Recognition Based on Audio and Facial Parts Using Deep Convolutional Neural Networks.
Proceedings of the 18th IEEE International Conference On Machine Learning And Applications, 2019

Pelee-Text: A Tiny Convolutional Neural Network for Multi-oriented Scene Text Detection.
Proceedings of the 18th IEEE International Conference On Machine Learning And Applications, 2019

Age Estimation From Facial Parts Using Compact Multi-Stream Convolutional Neural Networks.
Proceedings of the 2019 IEEE/CVF International Conference on Computer Vision Workshops, 2019

Human Action Recognition Using Convolutional Neural Networks with Symmetric Time Extension of Visual Rhythms.
Proceedings of the Computational Science and Its Applications - ICCSA 2019, 2019

Web-based Interactive Visualization of Medical Images in a Distributed System.
Proceedings of the 14th International Joint Conference on Computer Vision, 2019

Improving Semantic Segmentation of 3D Medical Images on 3D Convolutional Neural Networks.
Proceedings of the XLV Latin American Computing Conference, 2019

2018
Detection of complex video events through visual rhythm.
Vis. Comput., 2018

Combination of local feature detection methods for digital video stabilization.
Signal Image Video Process., 2018

VISCOM: A robust video summarization approach using color co-occurrence matrices.
Multim. Tools Appl., 2018

Improvement of global motion estimation in two-dimensional digital video stabilisation methods.
IET Image Process., 2018

Digital video stabilization based on adaptive camera trajectory smoothing.
EURASIP J. Image Video Process., 2018

Shearlet and contourlet transforms for analysis of electrocardiogram signals.
Comput. Methods Programs Biomed., 2018

Isosurface rendering of medical images improved by automatic texture mapping.
Comput. methods Biomech. Biomed. Eng. Imaging Vis., 2018

Combination of Texture and Geometric Features for Age Estimation in Face Images.
Proceedings of the 13th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications (VISIGRAPP 2018), 2018

3D Adaptive Histogram Equalization Method for Medical Volumes.
Proceedings of the 13th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications (VISIGRAPP 2018), 2018

Emotion Recognition from Occluded Facial Expressions Using Weber Local Descriptor.
Proceedings of the 25th International Conference on Systems, Signals and Image Processing, 2018

Multi-stream Convolutional Neural Networks for Action Recognition in Video Sequences Based on Adaptive Visual Rhythms.
Proceedings of the 17th IEEE International Conference on Machine Learning and Applications, 2018

Fingerprint Image Quality Assessment Based on Oriented Pattern Analysis.
Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2018

Recognition of Genetic Disorders Based on Deep Features and Geometric Representation.
Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2018

Image Inpainting Based on Local Patch Search Supported by Image Segmentation.
Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2018

Multiresolution Analysis on Searching for People in Gigapixel Images.
Proceedings of the 2018 IEEE Canadian Conference on Electrical & Computer Engineering, 2018

2017
Embedded Hypercube Graph Applied to Image Analysis Problems.
J. Signal Process. Syst., 2017

Action identification using a descriptor with autonomous fragments in a multilevel prediction scheme.
Signal Image Video Process., 2017

Human Action Classification Based on Silhouette Indexed Interest Points for Multiple Domains.
Int. J. Image Graph., 2017

Electroencephalogram signal classification based on shearlet and contourlet transforms.
Expert Syst. Appl., 2017

Image Thresholding Improved by Global Optimization Methods.
Appl. Artif. Intell., 2017

Fast Scalable Coding based on a 3D Low Bit Rate Fractal Video Encoder.
Proceedings of the 12th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications (VISIGRAPP 2017) - Volume 4: VISAPP, Porto, Portugal, February 27, 2017

Shot boundary detection for video temporal segmentation based on the weber local descriptor.
Proceedings of the 2017 IEEE International Conference on Systems, Man, and Cybernetics, 2017

Gender recognition from face images using a geometric descriptor.
Proceedings of the 2017 IEEE International Conference on Systems, Man, and Cybernetics, 2017

Video summarization method based on the weber local descriptor.
Proceedings of the 2017 IEEE International Conference on Systems, Man, and Cybernetics, 2017

Detection of Violent Events in Video Sequences Based on Census Transform Histogram.
Proceedings of the 30th SIBGRAPI Conference on Graphics, Patterns and Images, 2017

Classification of Pollen Grain Images Based on an Ensemble of Classifiers.
Proceedings of the 16th IEEE International Conference on Machine Learning and Applications, 2017

Emotion Recognition Based on Occluded Facial Expressions.
Proceedings of the Image Analysis and Processing - ICIAP 2017, 2017

First-person action recognition through Visual Rhythm texture description.
Proceedings of the 2017 IEEE International Conference on Acoustics, 2017

Exploring Image Bit Planes for Video Shot Boundary Detection.
Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2017

2016
Illuminant-Based Transformed Spaces for Image Forensics.
IEEE Trans. Inf. Forensics Secur., 2016

Real-time action recognition using a multilayer descriptor with variable size.
J. Electronic Imaging, 2016

Geometrical Features and Active Appearance Model Applied to Facial Expression Recognition.
Int. J. Image Graph., 2016

Connected-component labeling based on hypercubes for memory constrained scenarios.
Expert Syst. Appl., 2016

Inferring patterns in mitochondrial DNA sequences through hypercube independent spanning trees.
Comput. Biol. Medicine, 2016

An approach based on hybrid genetic algorithm applied to image denoising problem.
Appl. Soft Comput., 2016

Adaptive Filtering Techniques for Improving Hyperspectral Image Classification.
Proceedings of the New Advances in Information Systems and Technologies, 2016

A learning-based single-image super-resolution method for very low quality license plate images.
Proceedings of the 2016 IEEE International Conference on Systems, Man, and Cybernetics, 2016

Adaptive video shot detection improved by fusion of dissimilarity measures.
Proceedings of the 2016 IEEE International Conference on Systems, Man, and Cybernetics, 2016

Part-based representation and classification for face recognition.
Proceedings of the 2016 IEEE International Conference on Systems, Man, and Cybernetics, 2016

Adaptive Video Transition Detection Based on Multiscale Structural Dissimilarity.
Proceedings of the Advances in Visual Computing - 12th International Symposium, 2016

Recognition of occluded facial expressions based on CENTRIST features.
Proceedings of the 2016 IEEE International Conference on Acoustics, 2016

Video Temporal Segmentation Based on Color Histograms and Cross-Correlation.
Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2016

Automatic Fruit and Vegetable Recognition Based on CENTRIST and Color Representation.
Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2016

Lung Nodule Classification Based on Deep Convolutional Neural Networks.
Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2016

2015
An Approach to Supporting Incremental Visual Data Classification.
IEEE Trans. Vis. Comput. Graph., 2015

Face Spoofing Detection Through Visual Codebooks of Spectral Temporal Cubes.
IEEE Trans. Image Process., 2015

Using Visual Rhythms for Detecting Video-Based Facial Spoof Attacks.
IEEE Trans. Inf. Forensics Secur., 2015

Deep Representations for Iris, Face, and Fingerprint Spoofing Detection.
IEEE Trans. Inf. Forensics Secur., 2015

Visual Computing and Machine Learning Techniques for Digital Forensics.
RITA, 2015

A topology-based approach to computing neighborhood-of-interest points using the Morse complex.
J. Vis. Commun. Image Represent., 2015

Classification schemes based on Partial Least Squares for face identification.
J. Vis. Commun. Image Represent., 2015

Effects of cultural characteristics on building an emotion classifier through facial expression analysis.
J. Electronic Imaging, 2015

3D Edge Detection Based on Boolean Functions and Local Operators.
Int. J. Image Graph., 2015

Faster Approximations of Shortest Geodesic Paths on Polyhedra Through Adaptive Priority Queue.
Proceedings of the VISAPP 2015, 2015

A Self-adaptation Method for Human Skin Segmentation based on Seed Growing.
Proceedings of the VISAPP 2015, 2015

An Approach to Iris Contact Lens Detection Based on Deep Image Representations.
Proceedings of the 28th SIBGRAPI Conference on Graphics, Patterns and Images, 2015

Partial Least Squares Image Clustering.
Proceedings of the 28th SIBGRAPI Conference on Graphics, Patterns and Images, 2015

InVesalius: An Interactive Rendering Framework for Health Care Support.
Proceedings of the Advances in Visual Computing - 11th International Symposium, 2015

A verify-correct approach to person re-identification based on Partial Least Squares signatures.
Proceedings of the International Conference on Biometrics, 2015

Bounding volume hierarchy optimization through agglomerative treelet restructuring.
Proceedings of the 7th Conference on High-Performance Graphics, 2015

Human Skin Segmentation Improved by Texture Energy Under Superpixels.
Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2015

Fast and Accurate Gesture Recognition Based on Motion Shapes.
Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2015

Facial Expression Recognition with Occlusions Based on Geometric Representation.
Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2015

A Hybrid Genetic Algorithm for image denoising.
Proceedings of the IEEE Congress on Evolutionary Computation, 2015

Human Skin Segmentation Improved by Saliency Detection.
Proceedings of the Computer Analysis of Images and Patterns, 2015

2014
Linear dimensionality reduction applied to scale invariant feature transformation and speeded up robust feature descriptors.
J. Electronic Imaging, 2014

Deep Representations for Iris, Face, and Fingerprint Spoofing Attack Detection.
CoRR, 2014

Constructing Point Clouds from Underwater Stereo Movies.
Proceedings of the Advances in Visual Computing - 10th International Symposium, 2014

Efficient fusion of multidimensional descriptors for image retrieval.
Proceedings of the 2014 IEEE International Conference on Image Processing, 2014

Real-time action recognition based on cumulative Motion shapes.
Proceedings of the IEEE International Conference on Acoustics, 2014

Summarization of Videos by Image Quality Assessment.
Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2014

2013
Exposing Digital Image Forgeries by Illumination Color Classification.
IEEE Trans. Inf. Forensics Secur., 2013

Adaptive edge-preserving image denoising using wavelet transforms.
Pattern Anal. Appl., 2013

Computer generated images vs. digital photographs: A synergetic feature and classifier combination approach.
J. Vis. Commun. Image Represent., 2013

3D Searchless Fractal Video Encoding at Low Bit Rates.
J. Math. Imaging Vis., 2013

Marching cubes technique for volumetric visualization accelerated with graphics processing units.
J. Braz. Comput. Soc., 2013

Multi-scale gray level co-occurrence matrices for texture description.
Neurocomputing, 2013

A data-driven detection optimization framework.
Neurocomputing, 2013

An Improved View Frustum Culling Method using Octrees for 3D Real-Time Rendering.
Int. J. Image Graph., 2013

Data feature selection based on Artificial Bee Colony algorithm.
EURASIP J. Image Video Process., 2013


Fast and scalable enrollment for face identification based on Partial Least Squares.
Proceedings of the 10th IEEE International Conference and Workshops on Automatic Face and Gesture Recognition, 2013

Person Re-identification Using Partial Least Squares Appearance Modeling.
Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2013

A Video Summarization Method Based on Spectral Clustering.
Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2013

Motion Silhouette-Based Real Time Action Recognition.
Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2013

Image denoising based on genetic algorithm.
Proceedings of the IEEE Congress on Evolutionary Computation, 2013

2012
Evaluation of feature descriptors for texture classification.
J. Electronic Imaging, 2012

Multidimensional Projections for Visual Analysis of Social Networks.
J. Comput. Sci. Technol., 2012

Semi-Supervised Dimensionality Reduction based on Partial Least Squares for Visual Analysis of High Dimensional Data.
Comput. Graph. Forum, 2012

Image Sequence Super-resolution based on Learning using Feature Descriptors.
Proceedings of the VISAPP 2012, 2012

Video-Based Face Spoofing Detection through Visual Rhythm Analysis.
Proceedings of the 25th SIBGRAPI Conference on Graphics, Patterns and Images, 2012

Scalar image interest point detection and description based on discrete Morse theory and geometric descriptors.
Proceedings of the 19th IEEE International Conference on Image Processing, 2012

Fusion of Local and Global Descriptors for Content-Based Image and Video Retrieval.
Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2012

2011
Improved Similarity Trees and their Application to Visual Data Classification.
IEEE Trans. Vis. Comput. Graph., 2011

Ambiente Virtual Interativo com Colisão e Deformação de Objetos para Treinamento Médico.
RITA, 2011

Improved Fractal Image Compression Based on Robust Feature Descriptors.
Int. J. Image Graph., 2011

Fast Low Bit-Rate 3D Searchless Fractal Video Encoding.
Proceedings of the 24th SIBGRAPI Conference on Graphics, 2011

A novel feature descriptor based on the shearlet transform.
Proceedings of the 18th IEEE International Conference on Image Processing, 2011

Face spoofing detection through partial least squares and low-level descriptors.
Proceedings of the 2011 IEEE International Joint Conference on Biometrics, 2011


Fast Rotation-Invariant Video Caption Detection Based on Visual Rhythm.
Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2011

Local Response Context Applied to Pedestrian Detection.
Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2011

2010
A Very Low Bit-Rate Minimalist Video Encoder Based on Matching Pursuits.
Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2010

2009
Processing and Visualization of Light Microscope Images.
Int. J. Image Graph., 2009

An architecture for rendering Web 3D virtual environments on computers with limited graphic processing power.
Proceedings of the XV Brazilian Symposium on Multimedia and the Web, 2009

Video Compression and Retrieval of Moving Object Location Applied to Surveillance.
Proceedings of the Image Analysis and Recognition, 6th International Conference, 2009

2008
Satellite Image Segmentation Using Wavelet Transforms Based on Color and Texture Features.
Proceedings of the Advances in Visual Computing, 4th International Symposium, 2008

2007
Smooth Image Surface Approximation by Piecewise Cubic Polynomials.
Proceedings of the Progress in Pattern Recognition, 2007

2006
A Comparative Evaluation of Metrics for Fast Mesh Simplification.
Comput. Graph. Forum, 2006

Textured Image Segmentation Based on Spatial Dependence using a Markov Random Field Model.
Proceedings of the International Conference on Image Processing, 2006

2004
Efficient Generation of Triangle Strips from Triangulated Meshes.
Proceedings of the 12-th International Conference in Central Europe on Computer Graphics, 2004

Texture classification based on spatial dependence features using co-occurrence matrices and markov random fields.
Proceedings of the 2004 International Conference on Image Processing, 2004

Assessment of Image Surface Approximation accuracy given by triangular Meshes.
Proceedings of the International Conference on Computer Vision and Graphics, 2004

2002
Fast Mesh Rendering Through Efficient Triangle Strip Generation.
Proceedings of the 10-th International Conference in Central Europe on Computer Graphics, 2002

Boolean Decomposition of Binary Image Operators.
Proceedings of the 15th Brazilian Symposium on Computer Graphics and Image Processing (SIBGRAPI 2002), 2002

Fitting smooth surfaces to scattered 3D data using piecewise quadratic approximation.
Proceedings of the 2002 International Conference on Image Processing, 2002

2001
An Improved Refinement and Decimation Method for Adaptive Terrain Surface Approximation.
Proceedings of the 9-th International Conference in Central Europe on Computer Graphics, 2001

Automatic extraction of topographic features using adaptive triangular meshes.
Proceedings of the 2001 International Conference on Image Processing, 2001

Modeling Dense Range Images through Fast Polygonal Approximations.
Proceedings of the 11th International Conference on Image Analysis and Processing (ICIAP 2001), 2001

Topographic Feature Identification Based on Triangular Meshes.
Proceedings of the Computer Analysis of Images and Patterns, 9th International Conference, 2001


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