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信号功率谱分析。方法五、六，在此以详细编写。(Signal power spectral analysis. Methods 5, 6, in this case to the elaboration.)

计算太阳黑子的活动周期，分别利用周期图法，Lenvinson-Durbin法和Burg法求得其功率谱，并画出曲线，观察得到活动周期(Calculation of sunspot activity cycle, namely the use of periodogram, Lenvinson-Durbin and Burg obtained the power spectrum, and draw curve, observation cycle)

永磁同步电机 文件position为矢量控制位置环、速度环、电流环调节模型 文件speed为矢量控制速度环、电流环PI调节模型(Permanent magnet synchronous motor Position vector control position loop, speed loop, current loop regulation model File PI for vector control speed loop, current loop speed regulation model)

得到不同频率、不同幅值的三角波及正弦波，并对他们进行时域分析。(Get a different frequency and different amplitude sine wave triangle spread, and their time-domain analysis.)

基于Matlab／simulink的交-交变频器仿真研究(Based on Matlab/simulink delivery- AC Inverter Simulation)

一篇关于遗传算法工具箱得功能介绍文章，遗传算法工具箱介绍，(a genetic algorithm toolbox functions introduced in the article, genetic algorithm toolbox, the)

关于复杂网络中的Betweenness，用matlab计算。(betweenness_centrality(A) returns the betweenness centrality for all vertices in A.)

该电子书是用MATLAB语言对数值分析进行描述的。例如：矩阵运算，矩阵分解，微分方程求解，函数插值，函数拟合等数值问题。另外对MATLAB绘图进行了一定的介绍。(The book is a numerical analysis using MATLAB language to describe. For example: matrix operations, matrix decomposition, differential equation solving, function interpolation, function approximation and other numerical problems. In addition to the MATLAB graphics, which must be introduced.)

雷达信号的产生，matlab程序，滤波器的设计，脉压设计，谱分析等(Generating radar signals, matlab program, filter design, pulse design, spectral analysis, etc.)

搭建了一个OFDM系统，并用基于导频的方式进行了信道的估计，最后画出了系统在3条径下的瑞利信道时误比特率随信噪比的变化。(bulid a OFDM system,make channel estimation based on pilot signal,finally,plot ber when SNR changed)