说明:改变声音信号采样频率。应分别考虑由低到高和由高到低,最好包括声音采集和回放等功能。-To change the audio signal sampling frequency. Should be considered separately from low to high and high to ...
说明:数字信号处理的视频分析中短时傅立叶变化STFT和连续小波变化CWT和离散小波变换DWT的算法源程序,在实际中已应用,-digital video signal processing of short-time Fourier analysis of changes STFT and continuo...
说明:(1)熟悉并掌握傅立叶变换
(2)了解傅立叶变换在图像处理中的应用
(3)通过实验了解二维频谱的分布特点
(4)用MATLAB实现傅立叶变换仿真((1) be familiar with and master the Fourier transform (2) understand the Four...