[1] P. Smaragdis, M. Shashanka, B. Raj and G. J. Mysore, Probabilistic Factorization of Non-Negative Data with Co-occurrence Cosntraints, 8th International Conference on Independent Component Analysis and Signal Separation, 2009.
[2] K. Wilson, B. Raj and P. Smaragdis, Regularized Non-negative Matrix Factorization with Temporal Dependencies for Speech Denoising, Interspeech 2008.
[3] P. Smaragdis, B. Raj and M. Shashanka, Sparse and Shift-invariant Feature Extraction from Non-negative Data, ICASSP 2008.
[4] K. Wilson, B. Raj, P. Smaragdis and A. Diwakaran, Speech Denoising using Non-negative Matrix Factorization with Priors, ICASSP 2008.
[5] M. Shashanka, B. Raj and P. Smaragdis, Sparse Overcomplete Latent Variable Decomposition of Counts Data, NIPS 2007.
[6] P. Smaragdis and B. Raj, Example Driven Bandwidth Expansion, IEEE workshop on applications of signal processing to audio and acoustics (WASPAA 2007).
[7] M. Shashanka, P. Smaragdis and B. Raj, Extracting Independent Non-negative Components through Latent Variable Decomposition, 7th International Conference on Independent Component Analysis and Signal Separation (ICA 2007), September 2007.
[8] B. Raj, P. Smaragdis, M. Shashanka and R. Singh, Separating a Singing Voice from Background Music for Song Personalization, Proc. Frontiers of Research in Speech and Music, 2007.
[9] B. Raj, R. Singh, M. Shashanka and P. Smaragdis, Bandwidth Expansion with a Polya Urn Model, IEEE International Conference on Acoustics Speech and Signal Processing, 2007.
[10] M. Shashanka, B. Raj, and P. Smaragdis, Sparse Overcomplete Decomposition for Single Channel Speaker Separation, IEEE International Conference on Acoustics Speech and Signal Processing 2007.
[11] P. Smaragdis, B. Raj and M. Shashanka, A Probabilistic Latent Variable Model for Acoustic Modeling, Proc. Neural Information Processing Systems Workshop on Advances in Models for Acoustic Processing, 2006.
[12] B. Raj and P. Smaragdis, Latent Variable Decomposition of Spectrograms for Single Channel Speaker Separation, IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (WASPAA), pp. 17-20, October 2005.