new

此OFDM系统，此包含源程序，其中有详细介绍(The OFDM system, this contains the source code, which has a detailed introduction)

内容包括matlab中simulink的使用方法，方便于控制方面学习者的使用(Include the use of the simulink in matlab, convenient to control the use of the learners)

谱处理的瀑布图显示，超好的(Spectral processing waterfall diagram shows, super good)

基于matlab的小波图像降噪，亲测调试成功，但需使用8位深度图片方能完美(Based on the matlab wavelet image noise reduction, pro-test debugging success, but need to use 8-bit depth images can only perfect)

Bipolar Puse width modulation

neural network is established

说明：  ou should upload at least five sourcecodes/do

This Matlab function implements the SIFT algorithm for pitch extraction function [p] = sift (x, samp_rate) where p is a vector which holds the pitch frequency values in Hz at every 10 msec.

compressive sensing theory

Matlab 中fft应用实例，主要完成信号谱分析功能(The application of FFT in matlab)