ch1

自己实现的一维、二维DFT。优点：变换后的低频分量在中间，弥补了matlab库函数的不足（高频分量在中间）(Realize their own one-dimensional, two-dimensional DFT. Advantages: low-frequency components after the transformation in the middle, made up for the inadequacy of matlab library function (high-frequency component in the middle))

the program is based on LMS filter algorithm,and it has been simulated,the simulation environment is matlab(the program is based on LMS filter algorith m, and it has been simulated. the simulation environment is Matlab)

自己编写的关于连通域编辑的MATLAB程序。(I have written on the connected domain editing MATLAB.)

关于图像压缩编码的matlab的实现程序，静态图像压缩标准(About image compression coding matlab realization process, still image compression standard)

matlab语言的PCA分类程序，功能强大，使用方便，故共享之(matlab language PCA classification procedures, powerful, easy to use, so to share the)

DC Motor control model

基于MATLAB实现心音信号中的第一心音和第二心音的定位(Realized by MATLAB first heart sound heart sound signal and the positioning of the second heart sound)

2PSK，QPSK，MSK，QAM的调制方式鉴别，其中有符号速率的估计，频偏的估计，确定载频，并画出星座图，用simulink编写(2PSK, QPSK, MSK, QAM modulation scheme identification, including the estimated symbol rate, frequency offset estimate to determine the carrier frequency, and draw the constellations, written in simulink)

AR模型参数确定后计算出功率谱, 用Levision_Durbin 算法(AR model parameters were calculated to determine the power spectrum, using Levision_Durbin algorithm)

1、语音信号的采集； 2、语音信号的频谱分析； 3、数字滤波器的设计； 4、对语音信号进行滤波处理； 5、对滤波前后的语音信号频谱进行对比分析； (1, speech signal acquisition 2, the speech signal spectrum analysis 3, digital filter design 4, on the voice signal filtering processing 5, to filter the speech signal before and after a comparative analysis of the spectrum )