@InProceedings{cauchi-goetze-doclo:2012:SMIAE, author = {Cauchi, Benjamin and Goetze, Stefan and Doclo, Simon}, title = {Reduction of Non-stationary Noise for a Robotic Living Assistant using Sparse Non-negative Matrix Factorization}, booktitle = {Proceedings of the 1st Workshop on Speech and Multimodal Interaction in Assistive Environments}, month = {July}, year = {2012}, address = {Jeju, Republic of Korea}, publisher = {Association for Computational Linguistics}, pages = {28--33}, url = {http://www.aclweb.org/anthology/W12-3505} }