display-and-plot-avg

用matlab图形界面实现的计算器，使用guide设计界面，用m文件实现运算的算法；须在matlab上运行；(Graphical interface implemented using matlab calculator, use the guide interface design, to achieve operation with the m file algorithm to run in matlab )

说明：  这是一段用MATLAB提取语音信号特征参数的程序，具有很高的实用价值(This is a voice signal by extracting feature parameters MATLAB program, with high practical value)

FRFT和线性调频信号中的子程序，FRFT中的a，也就是需要估计的角度。两个程序需要一起使用(FRFT and chirp signal subroutine, FRFT of a, is the need to estimate the angle. Both programs need to be used together)

说明：  电力系统最优潮流程序，可以应用于电力市场下的最优潮流计算。适合电力系统专业的同仁使用(optimal power flow procedure can be applied to the electricity market under the optimal power flow calculation. Power systems for the professional colleagues use)

matlab的基本用法,对初学者有用,是必备的基础知识.(Matlab the basic usage, useful for beginners, is an essential knowledge base.)

计算扰动后的T检验Matlab程序，对原始数据进行扰动以分析扰动后的变量是否具有显著性(Perturbation calculation of Matlab after the T-test procedure, the original data to analyze the disturbance after disturbance variables are significant)

设模拟带通信号频率范围1KHz—1.1KHz，设计一个采样频率8KHz数字频谱分析系统，要求频率分辨率0.1Hz。若对信号直接用FFT进行频谱分析(simulation based communications, with the frequency range 1KHz- 1.1KHz. Design of an 8 KHz sampling frequency digital spectrum analysis system requirements frequency resolution 0.1 Hz. If the signal directly FFT spectrum analysis)

binary LDPC decoding code

关于说明MATLAB中SIMULINK仿真的基本操作和流程(On SIMULINK of MATLAB simulation that the basic operations and processes)

计算球体重力异常G,以及2阶导数，3阶导数的matlab 程序(Sphere calculated gravity anomaly G, and 2-order derivative, 3-order derivative matlab program)