William Robson Schwartz

According to our database, William Robson Schwartz authored at least 169 papers between 2001 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2024

Open-set face recognition with maximal entropy and Objectosphere loss.

Rafael Henrique Vareto, Yu Linghu, Terrance E. Boult, William Robson Schwartz, Manuel Günther

Image Vis. Comput., January, 2024

Watchlist Challenge: 3rd Open-set Face Detection and Identification.

Furkan Kasim, Terrance E. Boult, Rensso Mora, Bernardo Biesseck, Rafael O. Ribeiro, Jan Schlueter, Tomás Repák, Rafael Henrique Vareto, David Menotti, William Robson Schwartz, Manuel Günther

CoRR, 2024

Enhancing License Plate Super-Resolution: A Layout-Aware and Character-Driven Approach.

Valfride Nascimento, Rayson Laroca, Rafael O. Ribeiro, William Robson Schwartz, David Menotti

Proceedings of the 37th SIBGRAPI Conference on Graphics, Patterns and Images, 2024

DPR-V2S: A Deep Framework for Periocular Recognition in Surveillance Environments.

Luiz Guilherme Fonseca Carreira, David Menotti, William Robson Schwartz

Proceedings of the 37th SIBGRAPI Conference on Graphics, Patterns and Images, 2024

Watchlist Challenge: 3^rd Open-set Face Detection and Identification.

Furkan Kasim, Terrance E. Boult, R. Mora, Bernardo Biesseck, Rafael O. Ribeiro, Jan Schlueter, Tomás Repák, Rafael Henrique Vareto, David Menotti, William Robson Schwartz, M. Günther

Proceedings of the IEEE International Joint Conference on Biometrics, 2024

2023

Super-resolution of license plate images using attention modules and sub-pixel convolution layers.

Valfride Nascimento, Rayson Laroca, Jorge de A. Lambert, William Robson Schwartz, David Menotti

Comput. Graph., June, 2023

The Potential of Wearable Sensors for Assessing Patient Acuity in Intensive Care Unit (ICU).

Jessica Sena, Mohammad Tahsin Mostafiz, Jiaqing Zhang, Andrea Davidson, Sabyasachi Bandyopadhyay, Yuanfang Ren, Tezcan Ozrazgat-Baslanti, Benjamin Shickel, Tyler J. Loftus, William Robson Schwartz, Azra Bihorac, Parisa Rashidi

CoRR, 2023

Open-set Face Recognition using Ensembles trained on Clustered Data.

Rafael Henrique Vareto, William Robson Schwartz

CoRR, 2023

Open-Set Face Recognition with Neural Ensemble, Maximal Entropy Loss and Feature Augmentation.

Rafael Henrique Vareto, Manuel Günther, William Robson Schwartz

Proceedings of the 36th SIBGRAPI Conference on Graphics, Patterns and Images, 2023

Diurnal Pain Classification in Critically Ill Patients using Machine Learning on Accelerometry and Analgesic Data.

Jessica Sena, Sabyasachi Bandyopadhyay, Mohammad Tahsin Mostafiz, Andrea Davidson, Ziyuan Guan, Jesimon Barreto, Tezcan Ozrazgat-Baslanti, Patrick James Tighe, Azra Bihorac, William Robson Schwartz, Parisa Rashidi

Proceedings of the IEEE International Conference on Bioinformatics and Biomedicine, 2023

2022

Combining Attention Module and Pixel Shuffle for License Plate Super-Resolution.

Valfride Nascimento, Rayson Laroca, Jorge de A. Lambert, William Robson Schwartz, David Menotti

Proceedings of the 35th SIBGRAPI Conference on Graphics, Patterns and Images, 2022

Pixel-level Class-Agnostic Object Detection using Texture Quantization.

Gabriel Resende Gonçalves, Jessica Sena, William Robson Schwartz, Carlos Antônio Caetano Jr.

Proceedings of the 35th SIBGRAPI Conference on Graphics, Patterns and Images, 2022

DASP: Dual-autoencoder Architecture for Skin Prediction.

Igor L. O. Bastos, Victor Hugo Cunha de Melo, Raphael Felipe de Carvalho Prates, William Robson Schwartz

Proceedings of the Image Analysis and Processing - ICIAP 2022, 2022

2021

Face spoofing detection via ensemble of classifiers toward low-power devices.

Rafael Henrique Vareto, William Robson Schwartz

Pattern Anal. Appl., 2021

Correction to: Simple and efficient pose-based gait recognition method for challenging environments.

Vitor de Lima, Victor Hugo Cunha de Melo, William Robson Schwartz

Pattern Anal. Appl., 2021

Simple and efficient pose-based gait recognition method for challenging environments.

Vitor de Lima, Victor Hugo Cunha de Melo, William Robson Schwartz

Pattern Anal. Appl., 2021

A content-based late fusion approach applied to pedestrian detection.

Jessica Sena, Artur Jordão, William Robson Schwartz

J. Vis. Commun. Image Represent., 2021

Human activity recognition based on smartphone and wearable sensors using multiscale DCNN ensemble.

Jessica Sena, Jesimon Barreto Santos, Carlos Caetano, Guilherme Cramer, William Robson Schwartz

Neurocomputing, 2021

Covariance-free Partial Least Squares: An Incremental Dimensionality Reduction Method.

Artur Jordão, Maiko M. I. Lie, Victor Hugo Cunha de Melo, William Robson Schwartz

Proceedings of the IEEE Winter Conference on Applications of Computer Vision, 2021

MoRe: A Large-Scale Motorcycle Re-Identification Dataset.

Augusto Figueiredo, Johnata Brayan, Renan Oliveira Reis, Raphael C. Prates, William Robson Schwartz

Proceedings of the IEEE Winter Conference on Applications of Computer Vision, 2021

A Generative Approach for Face Mask Removal Using Audio and Appearance.

Luiz Eduardo Coelho Lima, Raphael Felipe de Carvalho Prates, William Robson Schwartz

Proceedings of the 34th SIBGRAPI Conference on Graphics, Patterns and Images, 2021

Analyzing the Effects of Dimensionality Reduction for Unsupervised Domain Adaptation.

Renato Sergio Lopes Junior, William Robson Schwartz

Proceedings of the 34th SIBGRAPI Conference on Graphics, Patterns and Images, 2021

2020

Discriminative Layer Pruning for Convolutional Neural Networks.

Artur Jordão, Maiko Lie, William Robson Schwartz

IEEE J. Sel. Top. Signal Process., 2020

Deep network compression based on partial least squares.

Artur Jordão, Fernando Yamada, William Robson Schwartz

Neurocomputing, 2020

Depth-Wise Neural Architecture Search.

Artur Jordão, Fernando Akio, Maiko Lie, William Robson Schwartz

CoRR, 2020

Anomaly Event Detection based on People Trajectories for Surveillance Videos.

Rensso Mora Colque, Edward Cayllahua, Victor C. de Melo, Guillermo Cámara Chávez, William Robson Schwartz

Proceedings of the 15th International Joint Conference on Computer Vision, 2020

Open-set Face Recognition for Small Galleries Using Siamese Networks.

Gabriel Salomon, Alceu de Souza Britto Jr., Rafael Henrique Vareto, William Robson Schwartz, David Menotti

Proceedings of the 2020 International Conference on Systems, Signals and Image Processing, 2020

Stage-Wise Neural Architecture Search.

Artur Jordão, Fernando Akio, Maiko M. I. Lie, William Robson Schwartz

Proceedings of the 25th International Conference on Pattern Recognition, 2020

Cycleptz: The Learning-Based Control Method For Master-Slave Camera Systems.

Renan Oliveira Reis, Igor Henrique Dias, Raphael C. Prates, William Robson Schwartz

Proceedings of the IEEE International Conference on Image Processing, 2020

Bubblenet: A Disperse Recurrent Structure To Recognize Activities.

Igor L. O. Bastos, Victor Hugo Cunha de Melo, William Robson Schwartz

Proceedings of the IEEE International Conference on Image Processing, 2020

Unconstrained Face Identification using Ensembles trained on Clustered Data.

Rafael Henrique Vareto, William Robson Schwartz

Proceedings of the 2020 IEEE International Joint Conference on Biometrics, 2020

The Swax Benchmark: Attacking Biometric Systems with Wax Figures.

Rafael Henrique Vareto, Araceli Marcia Saldanha, William Robson Schwartz

Proceedings of the 2020 IEEE International Conference on Acoustics, 2020

Face Attributes as Cues for Deep Face Recognition Understanding.

Matheus Alves Diniz, William Robson Schwartz

Proceedings of the 15th IEEE International Conference on Automatic Face and Gesture Recognition, 2020

2019

Dynamic Multicontext Segmentation of Remote Sensing Images Based on Convolutional Networks.

Keiller Nogueira, Mauro Dalla Mura, Jocelyn Chanussot, William Robson Schwartz, Jefersson Alex dos Santos

IEEE Trans. Geosci. Remote. Sens., 2019

Kernel cross-view collaborative representation based classification for person re-identification.

Raphael C. Prates, William Robson Schwartz

J. Vis. Commun. Image Represent., 2019

Magnitude-Orientation Stream network and depth information applied to activity recognition.

Carlos Caetano, Victor Hugo Cunha de Melo, François Brémond, Jefersson A. dos Santos, William Robson Schwartz

J. Vis. Commun. Image Represent., 2019

Convolutional neural networks for automatic meter reading.

Rayson Laroca, Victor Barroso, Matheus Alves Diniz, Gabriel Resende Gonçalves, William Robson Schwartz, David Menotti

J. Electronic Imaging, 2019

An Efficient and Layout-Independent Automatic License Plate Recognition System Based on the YOLO detector.

Rayson Laroca, Luiz A. Zanlorensi, Gabriel Resende Gonçalves, Eduardo Todt, William Robson Schwartz, David Menotti

CoRR, 2019

An Introduction to Deep Morphological Networks.

Keiller Nogueira, Jocelyn Chanussot, Mauro Dalla Mura, William Robson Schwartz, Jefersson A. dos Santos

CoRR, 2019

Skeleton Image Representation for 3D Action Recognition Based on Tree Structure and Reference Joints.

Carlos Caetano, François Brémond, William Robson Schwartz

Proceedings of the 32nd SIBGRAPI Conference on Graphics, Patterns and Images, 2019

Multi-Loss Recurrent Residual Networks for Gesture Detection and Recognition.

Igor L. O. Bastos, Victor Hugo Cunha de Melo, William Robson Schwartz

Proceedings of the 32nd SIBGRAPI Conference on Graphics, Patterns and Images, 2019

Point-Placement Techniques and Temporal Self-Similarity Maps for Visual Analysis of Surveillance Videos.

Gilson Mendes, José Gustavo de Souza Paiva, William Robson Schwartz

Proceedings of the 23rd International Conference on Information Visualisation, 2019

Face Spoofing Detection on Low-Power Devices Using Embeddings with Spatial and Frequency-Based Descriptors.

Rafael Henrique Vareto, Matheus Alves Diniz, William Robson Schwartz

Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2019

Gait Recognition Using Pose Estimation and Signal Processing.

Vitor de Lima, William Robson Schwartz

Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2019

Multi-task Learning for Low-Resolution License Plate Recognition.

Gabriel Resende Gonçalves, Matheus Alves Diniz, Rayson Laroca, David Menotti, William Robson Schwartz

Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2019

SkeleMotion: A New Representation of Skeleton Joint Sequences based on Motion Information for 3D Action Recognition.

Carlos Caetano, Jessica Sena, François Brémond, Jefersson A. dos Santos, William Robson Schwartz

Proceedings of the 16th IEEE International Conference on Advanced Video and Signal Based Surveillance, 2019

2018

Learning Deep Off-the-Person Heart Biometrics Representations.

Eduardo José da S. Luz, Gladston J. P. Moreira, Luiz S. Oliveira, William Robson Schwartz, David Menotti

IEEE Trans. Inf. Forensics Secur., 2018

Novel approaches to human activity recognition based on accelerometer data.

Artur Jordão, Leonardo Antônio Borges Torres, William Robson Schwartz

Signal Image Video Process., 2018

Preface of Special Issue on Data Representation and Representation Learning for Video Analysis.

William Robson Schwartz, Larry S. Davis

Pattern Recognit. Lett., 2018

Kernel multiblock partial least squares for a scalable and multicamera person reidentification system.

Raphael C. Prates, William Robson Schwartz

J. Electronic Imaging, 2018

Pruning Deep Neural Networks using Partial Least Squares.

Artur Jordão, Fernando Yamada, William Robson Schwartz

CoRR, 2018

Human Activity Recognition Based on Wearable Sensor Data: A Standardization of the State-of-the-Art.

Artur Jordão, Antonio C. Nazare Jr., Jessica Sena, William Robson Schwartz

CoRR, 2018

Dynamic Multi-Scale Semantic Segmentation based on Dilated Convolutional Networks.

Keiller Nogueira, Mauro Dalla Mura, Jocelyn Chanussot, William Robson Schwartz, Jefersson A. dos Santos

CoRR, 2018

Novel Anomalous Event Detection based on Human-object Interactions.

Rensso Mora Colque, Carlos Caetano, Victor Hugo Cunha de Melo, Guillermo Cámara Chávez, William Robson Schwartz

Proceedings of the 13th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications (VISIGRAPP 2018), 2018

Statistical Measures from Co-occurrence of Codewords for Action Recognition.

Carlos Caetano, Jefersson A. dos Santos, William Robson Schwartz

Proceedings of the 13th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications (VISIGRAPP 2018), 2018

Single-Shot Person Re-Identification Combining Similarity Metrics and Support Vectors.

Anderson Luis Cavalcanti Sales, Rafael Henrique Vareto, William Robson Schwartz, Guillermo Cámara Chávez

Proceedings of the 31st SIBGRAPI Conference on Graphics, Patterns and Images, 2018

Object-Based Temporal Segment Relational Network for Activity Recognition.

Victor Hugo Cunha de Melo, Jesimon Barreto Santos, Carlos Caetano, Jessica Sena, Otávio Augusto Bizetto Penatti, William Robson Schwartz

Proceedings of the 31st SIBGRAPI Conference on Graphics, Patterns and Images, 2018

Real-Time Automatic License Plate Recognition through Deep Multi-Task Networks.

Gabriel Resende Gonçalves, Matheus Alves Diniz, Rayson Laroca, David Menotti, William Robson Schwartz

Proceedings of the 31st SIBGRAPI Conference on Graphics, Patterns and Images, 2018

A Robust Real-Time Automatic License Plate Recognition Based on the YOLO Detector.

Rayson Laroca, Evair Severo, Luiz A. Zanlorensi, Luiz S. Oliveira, Gabriel Resende Gonçalves, William Robson Schwartz, David Menotti

Proceedings of the 2018 International Joint Conference on Neural Networks, 2018

Latent HyperNet: Exploring the Layers of Convolutional Neural Networks.

Artur Jordão, Ricardo Barbosa Kloss, William Robson Schwartz

Proceedings of the 2018 International Joint Conference on Neural Networks, 2018

Face Verification: Strategies for Employing Deep Models.

Ricardo Barbosa Kloss, Artur Jordão, William Robson Schwartz

Proceedings of the 13th IEEE International Conference on Automatic Face & Gesture Recognition, 2018

Multiscale DCNN Ensemble Applied to Human Activity Recognition Based on Wearable Sensors.

Jessica Sena, Jesimon Barreto Santos, William Robson Schwartz

Proceedings of the 26th European Signal Processing Conference, 2018

Neural Network Control for Active Cameras Using Master-Slave Setup.

Renan Oliveira Reis, Igor Dias, William Robson Schwartz

Proceedings of the 15th IEEE International Conference on Advanced Video and Signal Based Surveillance, 2018

Content-Based Multi-Camera Video Alignment using Accelerometer Data.

Antônio Carlos de Nazaré Jr., Filipe de Oliveira Costa, William Robson Schwartz

Proceedings of the 15th IEEE International Conference on Advanced Video and Signal Based Surveillance, 2018

AVSS Challenges 2018 Soft Biometric Retrieval Using Deep Multi-Task Network.

Gabriel Resende Gonçalves, Antônio Carlos de Nazaré Jr., Matheus Alves Diniz, Luiz Eduardo Coelho Lima, William Robson Schwartz

Proceedings of the 15th IEEE International Conference on Advanced Video and Signal Based Surveillance, 2018

MORA: A Generative Approach to Extract Spatiotemporal Information Applied to Gesture Recognition.

Igor L. O. Bastos, Victor Hugo Cunha de Melo, Gabriel Resende Gonçalves, William Robson Schwartz

Proceedings of the 15th IEEE International Conference on Advanced Video and Signal Based Surveillance, 2018

2017

Histograms of Optical Flow Orientation and Magnitude and Entropy to Detect Anomalous Events in Videos.

Rensso Victor Hugo Mora Colque, Carlos Caetano, Matheus Toledo Lustosa de Andrade, William Robson Schwartz

IEEE Trans. Circuits Syst. Video Technol., 2017

Latent hypernet: Exploring all Layers from Convolutional Neural Networks.

Artur Jordão, Ricardo Barbosa Kloss, William Robson Schwartz

CoRR, 2017

Fast Scalable Coding based on a 3D Low Bit Rate Fractal Video Encoder.

Vitor de Lima, Thierry Pinheiro Moreira, Hélio Pedrini, William Robson Schwartz

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

Face Verification Based on Relational Disparity Features and Partial Least Squares Models.

Rafael Henrique Vareto, Samira Santos Da Silva, Filipe de Oliveira Costa, William Robson Schwartz

Proceedings of the 30th SIBGRAPI Conference on Graphics, Patterns and Images, 2017

Activity Recognition Based on a Magnitude-Orientation Stream Network.

Carlos Antônio Caetano Jr., Victor Hugo Cunha de Melo, Jefersson A. dos Santos, William Robson Schwartz

Proceedings of the 30th SIBGRAPI Conference on Graphics, Patterns and Images, 2017

Assigning Relative Importance to Scene Elements.

Igor Leonardo Oliveira Bastos, William Robson Schwartz

Proceedings of the 30th SIBGRAPI Conference on Graphics, Patterns and Images, 2017

Combination techniques for hyperspectral image interpretation.

Andrey Bicalho Santos, Arnaldo de Albuquerque Araújo, Jefersson A. dos Santos, William Robson Schwartz, David Menotti

Proceedings of the 2017 IEEE International Geoscience and Remote Sensing Symposium, 2017

Towards open-set face recognition using hashing functions.

Rafael Henrique Vareto, Samira Silva, Filipe de Oliveira Costa, William Robson Schwartz

Proceedings of the 2017 IEEE International Joint Conference on Biometrics, 2017

Noisy Character Recognition Using Deep Convolutional Neural Networks.

Sirlene Peixoto, Gabriel Resende Gonçalves, Andrea Bianchi, Alceu De S. Brito, William Robson Schwartz, David Menotti

Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2017

Boosted Projection: An Ensemble of Transformation Models.

Ricardo Barbosa Kloss, Artur Jordão, William Robson Schwartz

Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2017

Pyramidal Zernike Over Time: A Spatiotemporal Feature Descriptor Based on Zernike Moments.

Igor L. O. Bastos, Larissa Rocha Soares, William Robson Schwartz

Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2017

2016

Change detection based on features invariant to monotonic transforms and spatially constrained matching.

Marco Túlio Alves N. Rodrigues, Daniel Balbino de Mesquita, Erickson R. Nascimento, William Robson Schwartz

J. Electronic Imaging, 2016

Benchmark for license plate character segmentation.

Gabriel Resende Gonçalves, Sirlene Pio Gomes da Silva, David Menotti, William Robson Schwartz

J. Electronic Imaging, 2016

Errata: Benchmark for license plate character segmentation.

Gabriel Resende Gonçalves, Sirlene Pio Gomes da Silva, David Menotti, William Robson Schwartz

J. Electronic Imaging, 2016

Partial least squares for face hashing.

Cassio Elias dos Santos Junior, Ewa Kijak, Guillaume Gravier, William Robson Schwartz

Neurocomputing, 2016

A mid-level video representation based on binary descriptors: A case study for pornography detection.

Carlos Caetano, Sandra Eliza Fontes de Avila, William Robson Schwartz, Silvio Jamil Ferzoli Guimarães, Arnaldo de Albuquerque Araújo

Neurocomputing, 2016

A scalable and flexible framework for smart video surveillance.

Antonio C. Nazare Jr., William Robson Schwartz

Comput. Vis. Image Underst., 2016

Meat adulteration detection through digital image analysis of histological cuts using LBP.

João J. de Macedo Neto, Jefersson A. dos Santos, William Robson Schwartz

CoRR, 2016

ECG-based heartbeat classification for arrhythmia detection: A survey.

Eduardo José da S. Luz, William Robson Schwartz, Guillermo Cámara Chávez, David Menotti

Comput. Methods Programs Biomed., 2016

License plate recognition based on temporal redundancy.

Gabriel Resende Gonçalves, David Menotti, William Robson Schwartz

Proceedings of the 19th IEEE International Conference on Intelligent Transportation Systems, 2016

Kernel Hierarchical PCA for person re-identification.

Raphael Felipe de Carvalho Prates, William Robson Schwartz

Proceedings of the 23rd International Conference on Pattern Recognition, 2016

Learning to semantically segment high-resolution remote sensing images.

Keiller Nogueira, Mauro Dalla Mura, Jocelyn Chanussot, William Robson Schwartz, Jefersson A. dos Santos

Proceedings of the 23rd International Conference on Pattern Recognition, 2016

A late fusion approach to combine multiple pedestrian detectors.

Artur Jordão, Jessica Sena de Souza, William Robson Schwartz

Proceedings of the 23rd International Conference on Pattern Recognition, 2016

Optical Flow Co-occurrence Matrices: A novel spatiotemporal feature descriptor.

Carlos Caetano, Jefersson A. dos Santos, William Robson Schwartz

Proceedings of the 23rd International Conference on Pattern Recognition, 2016

Predominant color name indexing structure for person re-identification.

Raphael C. Prates, Cristianne R. S. Dutra, William Robson Schwartz

Proceedings of the 2016 IEEE International Conference on Image Processing, 2016

Oblique random forest based on partial least squares applied to pedestrian detection.

Artur Jordão Lima Correia, William Robson Schwartz

Proceedings of the 2016 IEEE International Conference on Image Processing, 2016

Kernel Partial Least Squares for person re-identification.

Raphael C. Prates, Marina Oliveira, William Robson Schwartz

Proceedings of the 13th IEEE International Conference on Advanced Video and Signal Based Surveillance, 2016

2015

An Approach to Supporting Incremental Visual Data Classification.

Jose Gustavo Paiva, William Robson Schwartz, Hélio Pedrini, Rosane Minghim

IEEE Trans. Vis. Comput. Graph., 2015

Face Spoofing Detection Through Visual Codebooks of Spectral Temporal Cubes.

Allan da Silva Pinto, Hélio Pedrini, William Robson Schwartz, Anderson Rocha

IEEE Trans. Image Process., 2015

Using Visual Rhythms for Detecting Video-Based Facial Spoof Attacks.

Allan da Silva Pinto, William Robson Schwartz, Hélio Pedrini, Anderson de Rezende Rocha

IEEE Trans. Inf. Forensics Secur., 2015

Deep Representations for Iris, Face, and Fingerprint Spoofing Detection.

David Menotti, Giovani Chiachia, Allan da Silva Pinto, William Robson Schwartz, Hélio Pedrini, Alexandre Xavier Falcão, Anderson Rocha

IEEE Trans. Inf. Forensics Secur., 2015

A topology-based approach to computing neighborhood-of-interest points using the Morse complex.

Ricardo Dutra da Silva, William Robson Schwartz, Hélio Pedrini, Jesus Pulido, Bernd Hamann

J. Vis. Commun. Image Represent., 2015

Classification schemes based on Partial Least Squares for face identification.

Gerson de Paulo Carlos, Hélio Pedrini, William Robson Schwartz

J. Vis. Commun. Image Represent., 2015

Faster Approximations of Shortest Geodesic Paths on Polyhedra Through Adaptive Priority Queue.

William Robson Schwartz, Pedro Jussieu de Rezende, Hélio Pedrini

Proceedings of the VISAPP 2015, 2015

Partial Least Squares Image Clustering.

Ricardo Barbosa Kloss, Marcos Vinicius Mussel Cirne, Samira Silva, Hélio Pedrini, William Robson Schwartz

Proceedings of the 28th SIBGRAPI Conference on Graphics, Patterns and Images, 2015

Histograms of Optical Flow Orientation and Magnitude to Detect Anomalous Events in Videos.

Rensso Victor Hugo Mora Colque, Carlos Antônio Caetano Jr., William Robson Schwartz

Proceedings of the 28th SIBGRAPI Conference on Graphics, Patterns and Images, 2015

SSIG and IRISA at Multimodal Person Discovery.

Cassio E. dos Santos, Guillaume Gravier, William Robson Schwartz

Proceedings of the Working Notes Proceedings of the MediaEval 2015 Workshop, 2015

Hyperspectral image interpretation based on partial least squares.

Andrey Bicalho Santos, Arnaldo de Albuquerque Araújo, William Robson Schwartz, David Menotti

Proceedings of the 2015 IEEE International Conference on Image Processing, 2015

CBRA: Color-based ranking aggregation for person re-identification.

Raphael Felipe de Carvalho Prates, William Robson Schwartz

Proceedings of the 2015 IEEE International Conference on Image Processing, 2015

Appearance-based person re-identification by intra-camera discriminative models and rank aggregation.

Raphael Felipe de Carvalho Prates, William Robson Schwartz

Proceedings of the International Conference on Biometrics, 2015

A verify-correct approach to person re-identification based on Partial Least Squares signatures.

Gabriel Lorencetti Prado, Hélio Pedrini, William Robson Schwartz

Proceedings of the International Conference on Biometrics, 2015

A Non-parametric Approach to Detect Changes in Aerial Images.

Marco Túlio Alves N. Rodrigues, Daniel Balbino de Mesquita, Erickson Rangel do Nascimento, William Robson Schwartz

Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2015

A Study on Low-Cost Representations for Image Feature Extraction on Mobile Devices.

Ramon F. Pessoa, William Robson Schwartz, Jefersson A. dos Santos

Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2015

Coffee Crop Recognition Using Multi-scale Convolutional Neural Networks.

Keiller Nogueira, William Robson Schwartz, Jefersson Alex dos Santos

Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2015

Learning to hash faces using large feature vectors.

Cassio E. dos Santos, Ewa Kijak, Guillaume Gravier, William Robson Schwartz

Proceedings of the 13th International Workshop on Content-Based Multimedia Indexing, 2015

2014

Appearance-Based Human Detection.

William Robson Schwartz

Computer Vision, A Reference Guide, 2014

Linear dimensionality reduction applied to scale invariant feature transformation and speeded up robust feature descriptors.

Ricardo Eugenio González Valenzuela, William Robson Schwartz, Hélio Pedrini

J. Electronic Imaging, 2014

Evaluating the use of ECG signal in low frequencies as a biometry.

Eduardo José da S. Luz, David Menotti, William Robson Schwartz

Expert Syst. Appl., 2014

Brazilian License Plate Detection Using Histogram of Oriented Gradients and Sliding Windows.

Raphael Felipe de Carvalho Prates, Guillermo Cámara Chávez, William Robson Schwartz, David Menotti

CoRR, 2014

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

David Menotti, Giovani Chiachia, Allan da Silva Pinto, William Robson Schwartz, Hélio Pedrini, Alexandre Xavier Falcão, Anderson Rocha

CoRR, 2014

Smart surveillance framework: A versatile tool for video analysis.

Antonio C. Nazare, Cassio E. dos Santos, Renato Ferreira, William Robson Schwartz

Proceedings of the IEEE Winter Conference on Applications of Computer Vision, 2014

Extending Face Identification to Open-Set Face Recognition.

Cassio Elias dos Santos Junior, William Robson Schwartz

Proceedings of the 27th SIBGRAPI Conference on Graphics, Patterns and Images, 2014

An Optimized Sliding Window Approach to Pedestrian Detection.

Victor Hugo Cunha de Melo, Samir Leao, David Menotti, William Robson Schwartz

Proceedings of the 22nd International Conference on Pattern Recognition, 2014

Change detection based on features invariant to monotonic transforms and spatial constrained matching.

Marco Túlio Alves N. Rodrigues, Luciano O. Milen, Erickson R. Nascimento, William Robson Schwartz

Proceedings of the IEEE International Conference on Acoustics, 2014

Spatial Pyramid Matching for Finger Spelling Recognition in Intensity Images.

Samira Silva, William Robson Schwartz, Guillermo Cámara Chávez

Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2014

An Adaptive Vehicle License Plate Detection at Higher Matching Degree.

Raphael C. Prates, Guillermo Cámara Chávez, William Robson Schwartz, David Menotti

Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2014

Scalable Feature Extraction for Visual Surveillance.

Antonio C. Nazare, Renato Ferreira, William Robson Schwartz

Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2014

Person Re-Identification Based on Weighted Indexing Structures.

Cristianne R. S. Dutra, Matheus Castro Rocha, William Robson Schwartz

Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2014

Detection of Groups of People in Surveillance Videos Based on Spatio-Temporal Clues.

Rensso Mora Colque, Guillermo Cámara Chávez, William Robson Schwartz

Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2014

2013

Adaptive edge-preserving image denoising using wavelet transforms.

Ricardo Dutra da Silva, Rodrigo Minetto, William Robson Schwartz, Hélio Pedrini

Pattern Anal. Appl., 2013

3D Searchless Fractal Video Encoding at Low Bit Rates.

Vitor de Lima, William Robson Schwartz, Hélio Pedrini

J. Math. Imaging Vis., 2013

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

Fernando Roberti de Siqueira, William Robson Schwartz, Hélio Pedrini

Neurocomputing, 2013

A data-driven detection optimization framework.

William Robson Schwartz, Victor Hugo Cunha de Melo, Hélio Pedrini, Larry S. Davis

Neurocomputing, 2013

An Improved View Frustum Culling Method using Octrees for 3D Real-Time Rendering.

Paulo Roberto de Carvalho Jr., Maikon Cismoski dos Santos, William Robson Schwartz, Hélio Pedrini

Int. J. Image Graph., 2013

Re-identifying People Based on Indexing Structure and Manifold Appearance Modeling.

Cristianne R. S. Dutra, William Robson Schwartz, Tiago Souza, Raúl Alves, Luciano Oliveira

Proceedings of the XXVI Conference on Graphics, Patterns and Images, 2013

Fast pedestrian detection based on a partial least squares cascade.

Victor Hugo Cunha de Melo, Samir Leao, Mario Fernando Montenegro Campos, David Menotti, William Robson Schwartz

Proceedings of the IEEE International Conference on Image Processing, 2013

Fast and scalable enrollment for face identification based on Partial Least Squares.

Gerson de Paulo Carlos, Hélio Pedrini, William Robson Schwartz

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.

Gabriel Lorencetti Prado, William Robson Schwartz, Hélio Pedrini

Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2013

2012

Face Identification Using Large Feature Sets.

William Robson Schwartz, Huimin Guo, Jonghyun Choi, Larry S. Davis

IEEE Trans. Image Process., 2012

Evaluation of feature descriptors for texture classification.

William Robson Schwartz, Fernando Roberti de Siqueira, Hélio Pedrini

J. Electronic Imaging, 2012

Semi-Supervised Dimensionality Reduction based on Partial Least Squares for Visual Analysis of High Dimensional Data.

Jose Gustavo Paiva, William Robson Schwartz, Hélio Pedrini, Rosane Minghim

Comput. Graph. Forum, 2012

A complementary local feature descriptor for face identification.

Jonghyun Choi, William Robson Schwartz, Huimin Guo, Larry S. Davis

Proceedings of the IEEE Workshop on Applications of Computer Vision, 2012

Image Sequence Super-resolution based on Learning using Feature Descriptors.

Ana Carolina Correia Rézio, William Robson Schwartz, Hélio Pedrini

Proceedings of the VISAPP 2012, 2012

Video-Based Face Spoofing Detection through Visual Rhythm Analysis.

Allan da Silva Pinto, Hélio Pedrini, William Robson Schwartz, Anderson Rocha

Proceedings of the 25th SIBGRAPI Conference on Graphics, Patterns and Images, 2012

Appearance and Geometry Fusion for Enhanced Dense 3D Alignment.

Erickson R. Nascimento, William Robson Schwartz, Gabriel L. Oliveira, Antônio Wilson Vieira, Mario Fernando Montenegro Campos, Daniel Balbino de Mesquita

Proceedings of the 25th SIBGRAPI Conference on Graphics, Patterns and Images, 2012

BRAND: A robust appearance and depth descriptor for RGB-D images.

Erickson R. Nascimento, Gabriel L. Oliveira, Mario Fernando Montenegro Campos, Antônio Wilson Vieira, William Robson Schwartz

Proceedings of the 2012 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2012

Distance matrices as invariant features for classifying MoCap data.

Antônio Wilson Vieira, Thomas Lewiner, William Robson Schwartz, Mario Fernando Montenegro Campos

Proceedings of the 21st International Conference on Pattern Recognition, 2012

EDVD - Enhanced descriptor for visual and depth data.

Erickson R. Nascimento, William Robson Schwartz, Mario Fernando Montenegro Campos

Proceedings of the 21st International Conference on Pattern Recognition, 2012

Scalar image interest point detection and description based on discrete Morse theory and geometric descriptors.

Ricardo Dutra da Silva, William Robson Schwartz, Hélio Pedrini

Proceedings of the 19th IEEE International Conference on Image Processing, 2012

Scalable people re-identification based on a one-against-some classification scheme.

William Robson Schwartz

Proceedings of the 19th IEEE International Conference on Image Processing, 2012

Person-Specific Subspace Analysis for Unconstrained Familiar Face Identification.

Giovani Chiachia, Nicolas Pinto, William Robson Schwartz, Anderson Rocha, Alexandre X. Falcão, David D. Cox

Proceedings of the British Machine Vision Conference, 2012

2011

Human Detection Based on Large Feature Sets Using Graphics Processing Units.

William Robson Schwartz

Informatica (Slovenia), 2011

Improved Fractal Image Compression Based on Robust Feature Descriptors.

William Robson Schwartz, Hélio Pedrini

Int. J. Image Graph., 2011

Fast Low Bit-Rate 3D Searchless Fractal Video Encoding.

Vitor de Lima, William Robson Schwartz, Hélio Pedrini

Proceedings of the 24th SIBGRAPI Conference on Graphics, 2011

A novel feature descriptor based on the shearlet transform.

William Robson Schwartz, Ricardo Dutra da Silva, Larry S. Davis, Hélio Pedrini

Proceedings of the 18th IEEE International Conference on Image Processing, 2011

Face spoofing detection through partial least squares and low-level descriptors.

William Robson Schwartz, Anderson Rocha, Hélio Pedrini

Proceedings of the 2011 IEEE International Joint Conference on Biometrics, 2011

Face verification using large feature sets and one shot similarity.

Huimin Guo, William Robson Schwartz, Larry S. Davis

Proceedings of the 2011 IEEE International Joint Conference on Biometrics, 2011

Competition on counter measures to 2-D facial spoofing attacks.

Murali Mohan Chakka, André Anjos, Sébastien Marcel, Roberto Tronci, Daniele Muntoni, Gianluca Fadda, Maurizio Pili, Nicola Sirena, Gabriele Murgia, Marco Ristori, Fabio Roli, Junjie Yan, Dong Yi, Zhen Lei, Zhiwei Zhang, Stan Z. Li, William Robson Schwartz, Anderson Rocha, Hélio Pedrini, Javier Lorenzo-Navarro, Modesto Castrillón Santana, Jukka Määttä, Abdenour Hadid, Matti Pietikäinen

Proceedings of the 2011 IEEE International Joint Conference on Biometrics, 2011

Local Response Context Applied to Pedestrian Detection.

William Robson Schwartz, Larry S. Davis, Hélio Pedrini

Proceedings of the Progress in Pattern Recognition, Image Analysis, Computer Vision, and Applications, 2011

Face Detection.

Raghuraman Gopalan, William Robson Schwartz, Rama Chellappa, Ankur Srivastava

Proceedings of the Visual Analysis of Humans - Looking at People., 2011

2010

Looking at People Using Partial Least Squares.

William Robson Schwartz

PhD thesis, 2010

Detecting humans under partial occlusion using Markov logic networks.

Raghuraman Gopalan, William Robson Schwartz

Proceedings of the 10th Performance Metrics for Intelligent Systems Workshop, 2010

A Robust and Scalable Approach to Face Identification.

William Robson Schwartz, Huimin Guo, Larry S. Davis

Proceedings of the Computer Vision - ECCV 2010, 2010

2009

Learning Discriminative Appearance-Based Models Using Partial Least Squares.

William Robson Schwartz, Larry S. Davis

Proceedings of the SIBGRAPI 2009, 2009

Video Compression and Retrieval of Moving Object Location Applied to Surveillance.

William Robson Schwartz, Hélio Pedrini, Larry S. Davis

Proceedings of the Image Analysis and Recognition, 6th International Conference, 2009

Human detection using partial least squares analysis.

William Robson Schwartz, Aniruddha Kembhavi, David Harwood, Larry S. Davis

Proceedings of the IEEE 12th International Conference on Computer Vision, ICCV 2009, Kyoto, Japan, September 27, 2009

Robust Human Detection under Occlusion by Integrating Face and Person Detectors.

William Robson Schwartz, Raghuraman Gopalan, Rama Chellappa, Larry S. Davis

Proceedings of the Advances in Biometrics, Third International Conference, 2009

2008

Satellite Image Segmentation Using Wavelet Transforms Based on Color and Texture Features.

Ricardo Dutra da Silva, Rodrigo Minetto, William Robson Schwartz, Hélio Pedrini

Proceedings of the Advances in Visual Computing, 4th International Symposium, 2008

2006

Textured Image Segmentation Based on Spatial Dependence using a Markov Random Field Model.

William Robson Schwartz, Hélio Pedrini

Proceedings of the International Conference on Image Processing, 2006

2004

Texture classification based on spatial dependence features using co-occurrence matrices and markov random fields.

William Robson Schwartz, Hélio Pedrini

Proceedings of the 2004 International Conference on Image Processing, 2004

2002

Fitting smooth surfaces to scattered 3D data using piecewise quadratic approximation.

Oliver Matias van Kaick, Murilo Vicente Gonçalves da Silva, Hélio Pedrini, William Robson Schwartz

Proceedings of the 2002 International Conference on Image Processing, 2002

2001

Automatic extraction of topographic features using adaptive triangular meshes.

Hélio Pedrini, William Robson Schwartz, W. Randolph Franklin

Proceedings of the 2001 International Conference on Image Processing, 2001

Topographic Feature Identification Based on Triangular Meshes.

Hélio Pedrini, William Robson Schwartz

Proceedings of the Computer Analysis of Images and Patterns, 9th International Conference, 2001