The Journal of the Acoustical Society of America Volume: 134 Issue: 2 August 2013 http://link.aip.org/link/jasman/v134/i2?type=ALERT
Pitch- and spectral-based dynamic time warping methods for comparing field recordings of harmonic avian vocalizations C Daniel Meliza, Sara C. Keen, and Dustin R. Rubenstein pp. 1407-1415
