Search Results for author: Victor L. F. Souza

Found 4 papers, 0 papers with code

An Investigation of Feature Selection and Transfer Learning for Writer-Independent Offline Handwritten Signature Verification

no code implementations19 Oct 2020 Victor L. F. Souza, Adriano L. I. Oliveira, Rafael M. O. Cruz, Robert Sabourin

We proposed a method based on a global validation strategy with an external archive to control overfitting during the search for the most discriminant representation.

feature selection Playing the Game of 2048 +1

Improving BPSO-based feature selection applied to offline WI handwritten signature verification through overfitting control

no code implementations7 Apr 2020 Victor L. F. Souza, Adriano L. I. Oliveira, Rafael M. O. Cruz, Robert Sabourin

This paper investigates the presence of overfitting when using Binary Particle Swarm Optimization (BPSO) to perform the feature selection in a context of Handwritten Signature Verification (HSV).

feature selection Playing the Game of 2048

A white-box analysis on the writer-independent dichotomy transformation applied to offline handwritten signature verification

no code implementations3 Apr 2020 Victor L. F. Souza, Adriano L. I. Oliveira, Rafael M. O. Cruz, Robert Sabourin

Among the advantages of this framework is its scalability to deal with some of these challenges and its ease in managing new writers, and hence of being used in a transfer learning context.

Transfer Learning

A writer-independent approach for offline signature verification using deep convolutional neural networks features

no code implementations26 Jul 2018 Victor L. F. Souza, Adriano L. I. Oliveira, Robert Sabourin

The use of features extracted using a deep convolutional neural network (CNN) combined with a writer-dependent (WD) SVM classifier resulted in significant improvement in performance of handwritten signature verification (HSV) when compared to the previous state-of-the-art methods.

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