Blind recovery of cardiac and respiratory sounds using non-negative matrix factorization & time-frequency masking. - Ghafoor Shah; Constantinos B. Papadias (BIBE, 2013)

Separation of cardiorespiratory sounds using time-frequency masking and sparsity. - Ghafoor Shah; Constantinos B. Papadias (DSP, 2013)

Analysis of Acoustic Cardiac Signals for Heart Rate Variability and Murmur Detection Using Nonnegative Matrix Factorization-Based Hierarchical Decomposition. - Ghafoor Shah; Peter Koch 001; Constantinos B. Papadias (BIBE, 2014)

On the Blind Recovery of Cardiac and Respiratory Sounds. - Ghafoor Shah; Peter Koch 001; Constantinos B. Papadias (IEEE J. Biomed. Health Informatics, 2015)