PF

This code is to implement hough transform. used in edge linking

一种多普勒仿真信号，可以用来构造多普勒信号(One kind of Doppler signal simulation can be used to construct Doppler signal)

利用STDM方法嵌入水印信息，可设置量化步长，选择各种经典的攻击方式，控制攻击强弱，返回误码率和峰值信噪比(Stdm method using embedded watermark information, to set the quantization step size, choose a variety of classic attacks, controlling the strength of the attack and returned to the bit error rate and peak signal to noise ratio)

一种确定多目标无功规划补偿点的方法，具有实用性。(A goal to identify many points of reactive power compensation planning method is practical.)

用节点导纳矩阵计算三相短路电流。输入数据-形成节点阻抗矩阵-选择故障点-计算短路电流-计算个节点电压-计算指定支路的电流(this procedure is used node admittance matrix calculation of three-phase short-circuit current input data-- forming node impedance matrix-- election Optional fault-calculation of short-circuit current-voltage computing nodes designated calculated slip road-- Electricity)

说明：  这是一个求时间序列时延(delay time)的matlab源代码。(This is a time series for time-delay (delay time) of the matlab source code.)

 The basics of digital images.  The use of MATLAB Image Processing Toolbox.  The basic operations on images.

代码描述了多芯光纤的基本传输模型，其中包括了损耗，色散，非线性，以及芯与芯之间的串扰。(Code describes the basic model of the multi-core optical fiber transmission, including crosstalk loss, dispersion, nonlinearity, and between the core and the core.)

电缆的EMC设计分析介绍，具体介绍了场在导线中感应的噪声以及电缆之间的串扰(EMC introduces the design of the cable analysis)

语音变速变调matlab程序，包含计算语音周期的函数m文件(Voice shifting tone matlab procedures, including voice-cycle calculation function m-file)