Journal
Z. Chen, S. Babacan, R. Molina, A. Katsaggelos, "Variational Bayesian Methods for Multimedia Problems", IEEE Transactions on Multimedia, 2014.
Z. Chen, R. Molina, A. Katsaggelos, "A Variational Approach for Sparse Component Estimation and Low-Rank Matrix Recovery", Journal of Communication, September 2013.
S. Babacan, M. Luessi, R. Molina, A. Katsaggelos, "Sparse Bayesian Methods for Low-Rank Matrix Estimation", IEEE Transactions on Signal Processing, Volume 60, pages 3964-3977, 2012.
Thesis
Z. Chen, "Multidimensional Signal Processing for Sparse and Low-Rank Problems", Thesis, Northwestern University, USA, June 2014.