DLA

此代码为三维菲涅耳全息图的再现代码，但是有部分错误还未完全研究明白(This code for the three Wei Feinie ears hologram reproduction code, but some of the error is not fully understood)

说明：  mimo下行的线性预编码，分别基于ZF准则和MMSE准则。(mimo downlink linear precoding, respectively, based on ZF criteria and MMSE criterion.)

哈夫曼树：利用哈夫曼编码进行通信可以大大提高信道利用率，缩短信息传输时间，降低传输成本(Huffman tree)

Matlab code for sphit code and its use in compresion details

应用半定松弛解决最大似然复杂度问题，可以高效实现算法求解，提高运算效率，误差最小化。(Efficient Implementation of Quasi-Maximum-Likelihood Detection Based on Semidefinite Relaxation)

POWER HVDC 12 PULSE OF CONVERTER

This code is about ricker of seismic data.

应用最小二乘法对一阶系统进行辨识，得到相应的参数(Least square method the first order system identification, the corresponding parameters)

heaviside函数，用于关联维数计算，三线法计算关联维数中的斜率(heaviside function, calculated for the correlation dimension, three-line method to calculate the slope of the correlation dimension)

simulink的入门教程，老师上课讲的课件，较易懂，适用于初学者(simulink introductory tutorial, the teacher talked about class courseware, more easy to understand for beginners)