CHAP_04

用Matlab直接计算两个矩阵之间的笛卡尔距离，通用性高(Direct calculation using Matlab Cartesian distance between two matrices, general-purpose high)

数值分析是一门比较实用的课程，在数学建模等方面应用广泛，这些代码里面几乎涵盖了全部的数值分析方法。(Numerical analysis is a more practical curriculum, widely used in mathematical modeling, etc., these codes which cover almost all of the numerical analysis method.)

包括各种经典功率谱估计方法，如welch、周期图等(Including a variety of classic power spectral estimation methods, such as welch, cycle maps )

根据输入的本原多项式系数、级数、延迟相位产生一个m序列。。(creat a m sequence )

PAPR降低算法PTS和SLM源代码,降低峰值平均功率比的多载波调制的选择性映射(PAPR algorithm PTS and SLM to reduce the source code, reducing the peak-average power ratio of multicarrier modulation selective mapping)

利用hough变换进行圆检测的程序，对于圆个数小于4的图像有比较好的效果。(Hough transform circle detection using the procedure, less than 4 for a round number of images have better results.)

BER versus SNR performance for wireless communications

hvdc converter circuit used in the 12 pulse

计算亚波长光栅衍射效率,PBS,即偏振光分离(calculate subwave grating diffraction efficiency)

MIMO-OFDM系统的仿真，MIMO-OFDM系统的每个模块都有，都能成功仿真(MIMO-OFDM system simulation, MIMO-OFDM system, each module has, can successfully simulate)