Implementation of this research project by Python. This is my first Python program, written in July of 2016, during which I took a two-week internship in Prof. Fang Deng's laboratory.
Xianghu YUE, Fang DENG and Yue XU. Multidimensional zero-crossing interval points: a low sampling rate acoustic fingerprint recognition method. SCIENCE CHINA Information Sciences 62, 019202 (2019).