Publications by the researcher in collaboration with NICOLÁS RUIZ REYES (8)

2023

  1. Detection of valvular heart diseases combining orthogonal non-negative matrix factorization and convolutional neural networks in PCG signals

    Journal of Biomedical Informatics, Vol. 145

2022

  1. Unsupervised detection and classification of heartbeats using the dissimilarity matrix in PCG signals

    Computer Methods and Programs in Biomedicine, Vol. 221

2021

  1. An incremental algorithm based on multichannel non-negative matrix partial co-factorization for ambient denoising in auscultation

    Applied Acoustics, Vol. 182

  2. Monophonic and Polyphonic Wheezing Classification Based on Constrained Low-Rank Non-Negative Matrix Factorization

    Sensors (Basel, Switzerland), Vol. 21, Núm. 5

2020

  1. A constrained tonal semi-supervised non-negative matrix factorization to classify presence/absence of wheezing in respiratory sounds

    Applied Acoustics, Vol. 161

  2. Combining a recursive approach via non-negative matrix factorization and Gini index sparsity to improve reliable detection of wheezing sounds

    Expert Systems with Applications, Vol. 147

2019

  1. A novel wheezing detection approach based on constrained non-negative matrix factorization

    Applied Acoustics, Vol. 148, pp. 276-288

2018

  1. Wheezing Sound Separation Based on Constrained Non-Negative Matrix Factorization

    ACM International Conference Proceeding Series