Paul O’Grady

Survey of sparse and non‐sparse methods in source separation

Paul O’Grady, Barak A. Pearlmutter, Scott Rickard · International Journal of Imaging Systems and Technology · 2005 · 175 citations

Source Separation, Engineering, Mixing Process +17

Convolutive Non-Negative Matrix Factorisation with a Sparseness Constraint

Paul O’Grady, Barak A. Pearlmutter · Machine learning for signal processing ... · 2006 · 93 citations

Sparse Representation, Engineering, Machine Learning +12

Discovering speech phones using convolutive non-negative matrix factorisation with a sparseness constraint

Paul O’Grady, Barak A. Pearlmutter · Neurocomputing · 2008 · 71 citations

Sparse Representation, Engineering, Machine Learning +12

The LOST Algorithm: Finding Lines and Separating Speech Mixtures

Paul O’Grady, Barak A. Pearlmutter · EURASIP Journal on Advances in Signal Processing · 2008 · 32 citations · Full text

Source Separation, Engineering, Machine Learning +20

Hard-LOST: modified k-means for oriented lines

Paul O’Grady · 2004 · 28 citations

Mathematical Programming, Source Separation, Engineering +20