IsingModel-author

A wireless channel implemenatation in MATLAB

 产生长度为1000的标准正太分布的随机信号，画出时域波形及频谱；  采用u=255的非均匀PCM编码，每符号为8bit，画输入-输出关系图；  计算信号量化噪声比（SQNR）；  信道误码率为10-3；  解码，并画出u律反变换后的信号时域波形及频谱。 扩展要求：  采用均匀PCM、量化级数可变、信道误码率可变。 ( have a standard length of 1000 is too random signal distribution, draw time-domain waveform and frequency spectrum  u = 255 using the non-uniform PCM encoding, each symbol for 8bit, drawing input- output relationship diagram  calculated quantization noise signal than (SQNR)  channel bit error rate of 10-3  decoder, and law to draw u the signal after the inverse transform time-domain waveform and frequency spectrum. Expansion of the requirements:  uniform PCM, quantization level variable, a variable channel bit error rate.)

牛顿法， 快速解耦法， 。潮流计算在数学上属于多元非线性方程组的求 解问题，在用迭代法求解时涉及到大量的矢量和矩阵运算，因而寻求一个能高效 地处理矩阵运算的语言，将给潮流计算程序的编制带来巨大的方便.(fast flow electric Power flow calculation is mathematically the solution of multivariate nonlinear equations. Solving the problem involves a large number of vector and matrix operations when solving the iterative method, thus seeking a highly efficient solution. The language of matrix operation will bring great convenience to the compilation of power flow calculation program.)

统计与自适应信号处理，对智能天线的 学习有帮助(Statistical and adaptive signal processing, the study of smart antenna help)

matlab宝典，包括了最简单最实用的实例，帮助新手学习(help greener study matlab easily)

解决霍夫曼树的编码问题，二进制和十进制数可以相互转换(Huffman coding problem solving tree, binary and decimal numbers can be converted to each other.)

有关UWB的matlab仿真程序,对一些初学者比较有用(the UWB Matlab simulation program, some more useful beginners)

matlab环境下的张正友法标定，可以获得相机的内参外参(Zhang Zhengyou calibration method under matlab environment, you can get the camera' s internal reference external parameters)

gpc law for matlab and gpc calculated

差分方程求解 实验步骤： 主界面下进入实验五的“差分方程求解”子系统,输入希望看到的输出样点数 输入差分方程系数向量 输入顺序为：，。其中 N+1 为差分方程两边系数最大数目，如果有一边输入系数个数小于 N+1，将按不足系数为零计算。 输入系统初始状态向量 输入顺序为 鼠标单击确定按钮，以数值和图形两种方式显示单位冲激响应和输出响应 3） 确定差分方程形式：y(k)-y(k-1)+0.35y(k-2)=2x(k)-x(k-1)，(Experimental steps for solving differential equations: the main interface into five experimental " differential equation" subsystems, would like to see the output of input sample points difference equation coefficient of input vector input sequence as follows:,. One of N+1 differential equations for the maximum number of factors on both sides, if there is one less than the number of input coefficient of N+1, the calculation will be less than zero coefficient. Initial state vector input system for the importation of the order of the mouse button to click OK to both numerical and graphical display unit impulse response and output in response to 3) to determine the form of differential equation: y (k)-y (k-1)+0.35 y (k-2) = 2x (k)-x (k-1),)