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

1. Torre-Cruz, J.
2. Canadas-Quesada, F.
3. Ruiz-Reyes, N.
4. Vera-Candeas, P.
5. Garcia-Galan, S.
6. Carabias-Orti, J.
7. Ranilla, J.