Short_term_energy_and_zero_crossing_rate

利用matlab gui 成绩查询系统，实现不同文件下的成绩查询(Query system using matlab gui performance and achieve results under different file query)

说明：  本文件为Matlab环境下，不用小波工具箱编的小波变换源代码。(this document for Matlab environment, not wavelet Toolbox series of the wavelet transform source code.)

说明：  利用图像的阈值分割求取边缘，并与传统的方法进行对比(Image segmentation using to acquire the edge, and compared with traditional methods)

MATLAN中用simulink工具箱进行建模仿真，车辆工程搞仿真的朋友可以作为参考的例子，文件包括：1、基于Matlab／Simulink的车辆起步过程的仿真；2、基于Matlab_Simulink的四轮转向汽车操纵稳定性仿真；3、基于MATLAB_SIMULINK电动汽车感应电机建模仿真与特性分析；4、基于Matlab_Simulink环境四轮驱动混合动力汽车建模与仿真；5、基于Matlab_Simulink汽车驾驶员电动座椅控制系统的仿真设计；6、基于Simulink的电动汽车动力系统模型。(Simulation modeling with Simulink Toolbox in MATLAN, vehicle engineering simulation of friends can be used as a reference example, files included: 1, vehicle starting process simulation based on Matlab/Simulink, 2, the four wheel steering vehicle handling stability simulation based on Matlab_Simulink, 3, MATLAB_SIMULINK-based simulation modeling and characteristic analysis of induction motor for electric vehicles, 4, Matlab_ Simulink environment modeling and simulation of four-wheel-drive hybrid cars 5, based on Matlab_Simulink driver power seat control system design and simulation of 6, electric power system based on Simulink model.)

该Matlab算法，可以实现振动数据的文件的读取，进而可以进行时频分析，得到信号特征值(The Matlab algorithm can achieve vibration data of the document read, in turn, can be time-frequency analysis, Signal Characteristics)

说明：  统计学习的Matlab程序:包括各种假设检验,模型识别和线性回归等.(The Matlab statistical learning procedures: including a variety of hypothesis testing, model identification and linear regression.)

MATLAB优化算法案例分析与应用.pdf，余胜威所著，高清电子书，全本(MATLAB Optimization Case Analysis and Application .pdf, Yu Shengwei book, e-book definition, all of the)

自动增益控制（AGC）原理与仿真 AGC环路中增益控制函数为 f(x)=100/（1+100x）(Automatic gain control (AGC) Principle and simulation of AGC loop gain control function f (x) = 100/(1+100 x))

基于matlab平台下实现huffman编码(Matlab implementation platform based on the huffman coding)

说明：  计算机应用授课大纲，matlab教学资料，包括在电路分析，机械手臂路径，管流分析，发动机性能分析等实际中的应用。还包括很多matlab程序(matlabxuexi)