1. Min Woo Park and Eui Chul Lee. Similarity Measurement Method between Two Songs by Using the Conditional Euclidean Distance. Wseas Transaction On Information Science And Applications issue 12 vol 10 Dec.2013.
2. Naresh N. Vempala and Frank A. Russo. A Melodic Similarity Measure Based on Human Similarity Judgments. 12th International Conference on Music Perception and cognition July 2012 thelsinki Greece.
3. Petri Toiviainen & Tuomas Eerola. A Computational Model Of Melodic Similarity Based On Multiple Representations And Self-Organizing Maps. Proceedings of the International Conference on Music Perception and Cognition Sydney 2002.
4. Julían Urbano, Juan Lloŕens, Jorge Morato and Sonia Śanchez-Cuadrado. Symbolic Melodic Similarity: Hybrid Sequence Alignment with Geometric Representations. MIREX 2012.
5. Limin Xiao, Yao Zheng, Wenqi Tang, Guangchao Yao, and Li Ruan. GPU Acceleration of Melody Accurate Matching in Query-by-Humming. the Scientific World Journal 2014.