@InProceedings{, author = {Pascal Ferraro and Julien Allali and Pierre Hanna and Matthias Robine}, title = {Extending Alignment Algorithm for Polyphonic Comparison}, booktitle = {Proceedings of the International Computer Music Modeling and Retrieval Conference (CMMR)}, pages = {206-209}, year = {2009}, address = {Copenhagen, Denmark}, month = {May}, }