Dictionary and sparse decomposition method selection for underdetermined blind source separation. - B. Vikrham Gowreesunker; Ahmed H. Tewfik (EUSIPCO, 2007)

Two Improved Sparse Decomposition Methods for Blind Source Separation. - B. Vikrham Gowreesunker; Ahmed H. Tewfik (ICA, 2007)

Blind source separation using monochannel overcomplete dictionaries. - B. Vikrham Gowreesunker; Ahmed H. Tewfik (ICASSP, 2008)

A Novel Subspace Clustering Method for Dictionary Design. - B. Vikrham Gowreesunker; Ahmed H. Tewfik (ICA, 2009)

Learning sparse representation using iterative subspace identification. - B. Vikrham Gowreesunker; Ahmed H. Tewfik (IEEE Trans. Signal Process., 2010)

Multi-channel analog-to-digital conversion using a single-channel quantizer. - Youngchun Kim; Ahmed H. Tewfik; B. Vikrham Gowreesunker (EUSIPCO, 2012)

Multi-Channel Sparse Data Conversion With a Single Analog-to-Digital Converter. - Youngchun Kim; Wenjuan Guo; B. Vikrham Gowreesunker; Nan Sun 003; Ahmed H. Tewfik (IEEE J. Emerg. Sel. Topics Circuits Syst., 2012)