Search Results for author: María Teresa García-Ordás

Found 16 papers, 0 papers with code

Adolescent relational behaviour and the obesity pandemic: A descriptive study applying social network analysis and machine learning techniques

no code implementations4 Feb 2024 Pilar Marqués-Sánchez, María Cristina Martínez-Fernández, José Alberto Benítez-Andrades, Enedina Quiroga-Sánchez, María Teresa García-Ordás, Natalia Arias-Ramos

Aim: To study the existence of subgroups by exploring the similarities between the attributes of the nodes of the groups, in relation to diet and gender and, to analyse the connectivity between groups based on aspects of similarities between them through SNA and artificial intelligence techniques.

Descriptive

A generalized decision tree ensemble based on the NeuralNetworks architecture: Distributed Gradient Boosting Forest (DGBF)

no code implementations4 Feb 2024 Ángel Delgado-Panadero, José Alberto Benítez-Andrades, María Teresa García-Ordás

Tree ensemble algorithms as RandomForest and GradientBoosting are currently the dominant methods for modeling discrete or tabular data, however, they are unable to perform a hierarchical representation learning from raw data as NeuralNetworks does thanks to its multi-layered structure, which is a key feature for DeepLearning problems and modeling unstructured data.

Representation Learning

Diabetes detection using deep learning techniques with oversampling and feature augmentation

no code implementations3 Feb 2024 María Teresa García-Ordás, Carmen Benavides, José Alberto Benítez-Andrades, Héctor Alaiz-Moretón, Isaías García-Rodríguez

Conclusions: Using a full deep learning pipeline for data preprocessing and classification has demonstrate to be very promising in the diabetes detection field outperforming the state-of-the-art proposals.

Data Augmentation

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