References

A. Cemgil, B. Kappen, P. Desain, H. Honing, ``On tempo tracking: Tempogram Representation and Kalman filtering,'' Journal of New Music Research, 2000.
S. Dixon, ``Automatic Extraction of Tempo and Beat from Expressive Performances,'' 2001.
T. Otsuki, N. Saito, M. Nakai, H. Shimodaira, and S. Sagayama, ``Musical Rhythm Recognition Using Hidden Markov Model,'' Transaction of Information Processing Society of Japan, Vol. 43, No. 2, pp. 245-255, 2002. (in Japanese)
C. Raphael, ``Automated Rhythm Transcription,'' Proc. of ISMIR, pp. 99-107, 2001.
N. Saito, M. Nakai, H. Shimodaira, S. Sagayama, ``Hidden Markov Model for Restoration of Musical Note Sequence from the Performance,'' Proceedings of the Joint Conference of Hokuriku Chapters of Institutes of Electrical Engineers, Japan, 1999, F-62, p.362, Oct 1999 (in Japanese).
H. Takeda, T. Otsuki, N. Saito, M. Nakai, H. Shimodaira, S. Sagayama, ``Hidden Markov Model for Automatic Transcription of MIDI Signals,'' Proc. 2002 MMSP, 2002.