Yuuki Yazama, Yasue Mitsukura, Minoru Fukumi, Norio Akamatsu. A simple algorithm of pitch detection by using fast direct transform. In CIRA 2005, International Symposium on Computational Intelligence in Robotics and Automation, June 27-30, 2005, Espoo, Finland. pages 205-209, IEEE, 2005. [doi]
Abstract is missing.