UnderstandingPDigitalPSignalPProcessingP3rdPEditi

this file contain some useful common communication matlab m tool. like QAM PSK and simulation of receiving noisy signal

Matlab讲义高级第5章，大家分享一下(Matlab senior notes in Chapter 5, we share)

二进制dpsk matlab实现仿真程序(dpsk modulation)

it includes some usefull codes in speech processing

常微分方程的初值问题多种求解方法 各种犀利算法 (Initial value problems for ordinary differential equations to solve a variety of ways)

matlab isodata聚类算法重要函数四个，涵盖了isodata聚类算法的中心内容(clustering algorithm matlab isodata important functions four, covering the central elements isodata clustering algorithm)

performs the Viterbi algorithm on detected to get the decoded_seq.

说明：  主成分分析很重要的例子，特别适合于中等研究人员(The example of the main content is fit for middle study student )

edge detection using gabbis

常用信号分析程序，包括FFT，画包络谱，频谱，自相关、互相关，倒频谱，功率谱(Common signal analysis program, including FFT, painting envelope spectrum, spectrum, auto-correlation, cross correlation, cepstrum, power spectrum)