About the Authors

Armando J. Pinho

ap@ua.pt

Affiliation Signal Processing Lab, IEETA/DETI, University of Aveiro, Aveiro, Portugal

Sara P. Garcia

Affiliation Signal Processing Lab, IEETA/DETI, University of Aveiro, Aveiro, Portugal

Diogo Pratas

Affiliation Signal Processing Lab, IEETA/DETI, University of Aveiro, Aveiro, Portugal

Paulo J. S. G. Ferreira

Affiliation Signal Processing Lab, IEETA/DETI, University of Aveiro, Aveiro, Portugal

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AJP SPG DP PJSGF. Performed the experiments: SPG DP. Analyzed the data: AJP SPG. Wrote the paper: AJP SPG DP PJSGF.