1. Ghias, A.: Query By Humming-Musical Information Retrieval in an Audio Database. Proc.s of ACM Multimedia 95, 231–236 (1995)
2. Blackburn, S., De Roure, D.: A Tool for Content Based Navigation of Music. Proc. ACM Multimedia 98, 361–368 (1998)
3. McNab, R.J.: Towards the Digital Music Library: Tune Retrieval from Acoustic Input. In: Proc. of Digital Libraries, pp. 11–18 (1996)
4. Lemstrom, K., Laine, P., Perttu, S.: Using Relative Interval Slope in Music Information. Retrieval. In: Proc. of International Computer Music Conference 1999 (ICMC 1999), pp. 317–320 (1999)
5. Chen, A.L.P., Chang, M., Chen, J.: Query by Music Segments: An Efficient Approach for Song Retrieval. In: Proc. of IEEE International Conference on Multimedia and Expo. (2000)