A Multichannel Spatial Compressed Sensing Approach for Direction of Arrival Estimation. - Aris Gretsistas; Mark D. Plumbley (LVA/ICA, 2010)

Gradient Polytope Faces Pursuit for large scale sparse recovery problems. - Aris Gretsistas; Ivan Damnjanovic; Mark D. Plumbley (ICASSP, 2010)

An alternating descent algorithm for the off-grid DOA estimation problem with sparsity constraints. - Aris Gretsistas; Mark D. Plumbley (EUSIPCO, 2012)

Group Polytope Faces Pursuit for Recovery of Block-Sparse Signals. - Aris Gretsistas; Mark D. Plumbley (LVA/ICA, 2012)