Signal processing on graphs for improving automatic credit card fraud detection. - Luis Vergara; Addisson Salazar; Jordi Belda; Gonzalo Safont; Santiago Moral; Sergio Iglesias (ICCST, 2017)

Semi-supervised Learning for Dynamic Modeling of Brain Signals During Visual and Auditory Tests. - Gonzalo Safont; Addisson Salazar; Jordi Belda; Luis Vergara (EUSIPCO, 2018)

Estimating the Laplacian matrix of Gaussian mixtures for signal processing on graphs. - Jordi Belda; Luis Vergara; Addisson Salazar; Gonzalo Safont (Signal Process., 2018)

Computing the Partial Correlation of ICA Models for Non-Gaussian Graph Signal Processing. - Jordi Belda; Luis Vergara; Gonzalo Safont; Addisson Salazar (Entropy, 2019)

A New Surrogating Algorithm by the Complex Graph Fourier Transform (CGFT). - Jordi Belda; Luis Vergara; Gonzalo Safont; Addisson Salazar; Zuzanna Parcheta (Entropy, 2019)