Multiclass graph-based large margin classifiers: Unified approach for support vectors and neural networks

VM Hanriot, LCB Torres… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
While large margin classifiers are originally an outcome of an optimization framework,
support vectors (SVs) can be obtained from geometric approaches. This article presents …

Time domain graph-based anomaly detection approach applied to a real industrial problem

WJ Alvarenga, FV Campos, ACAA Costa, TT Salis… - Computers in …, 2022 - Elsevier
Detecting anomalies in industrial processes is a critical task. Prior fault detection can reduce
company costs, and most importantly, may prevent accidents and environmental damage …

Graph-based method for autonomous adaptation in online learning of non-stationary data

WJ Alvarenga, A Costa, FV Campos, LCB Torres… - Information …, 2025 - Elsevier
This work introduces a structural approach to addressing online learning problems by
leveraging dataset relationships to represent the problem and estimate the likelihoods for a …

Large margin gaussian mixture classifier with a gabriel graph geometric representation of data set structure

LCB Torres, CL Castro, F Coelho… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
This brief presents a geometrical approach for obtaining large margin classifiers. The
method aims at exploring the geometrical properties of the data set from the structure of a …

Neural networks regularization with graph-based local resampling

AD Assis, LCB Torres, LRG Araújo, VM Hanriot… - IEEE …, 2021 - ieeexplore.ieee.org
This paper presents the concept of Graph-based Local Resampling of perceptron-like neural
networks with random projections (RN-ELM) which aims at regularization of the yielded …

RBF Neural Networks Design with Graph Based Structural Information from Dominating Sets

M Queiroz, F Coelho, LCB Torres, FV Campos… - Neural Processing …, 2023 - Springer
The definition of an appropriate number of Radial Basis Functions and their parameters in
Radial Basis Function networks is a non-trivial task. The fitting of its parameters has direct …

Multi-objective neural network model selection with a graph-based large margin approach

LCB Torres, CL Castro, HP Rocha, GM Almeida… - Information …, 2022 - Elsevier
This work presents a new decision-making strategy for multi-objective learning problem of
artificial neural networks (ANN). The proposed decision-maker searches for the solution that …

Enhancing performance of gabriel graph-based classifiers by a hardware co-processor for embedded system applications

J Arias-Garcia, A Mafra, L Gade… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
It is well known that there is an increasing interest in edge computing to reduce the distance
between cloud and end devices, especially for machine learning (ML) methods. However …

Large margin classifiers to generate synthetic data for imbalanced datasets

M Ladeira Marques, S Moraes Villela… - Applied …, 2020 - Springer
In this paper we propose the development of an approach capable of improving the results
obtained by classification algorithms when applied to imbalanced datasets. The method …

Classificador por arestas de suporte (CLAS): Métodos de aprendizado baseados em grafos de Gabriel

LCB Torres - 2016 - repositorio.ufmg.br
This work presents a methodology directed to pattern classification problems. The goal is to
design large margin classifiers where the information necessary is obtained from the …