QC_ldpc

Extracting a Quarter model of a car suspension & LQG & LQR Controller for Improving its characteristics such as riding, acceleration

This file contains two ways for generating two independent random Gaussian variables with Matlab.it is so useful in simulation of communication channels.

说明：  This is a code for tsp transporter seller programming with matlab, enjoy!

语音降噪 减谱法 是一个子程序 用与dsp语音降噪(noise reduce)

mimo-ofdf的关键技术研究和仿真平台的建立(mimo-ofdf, key technologies and simulation platform)

说明：  进行潮汐调和分析，计算各分潮的调和常数，判断该站点的潮汐类型，并预报未来潮高。(Through tidal harmonic analysis, the harmonic constants of each constituent tide are calculated, the tidal types of the station are judged, and the future tidal heights are forecasted. Conducting tidal harmonic analysis)

采用Bfgs算法解决光滑的半监督支持向量机，并采用不同的光滑函数进行比较(Using Bfgs algorithm to solve the smooth semi-supervised support vector machines, and using smooth function to compare different)

说明：  基于SPWM调制的两电平三相逆变器，可实现直流电变交流电(Two-level three-phase inverter based on SPWM modulation algorithm,DC to AC.)

Most of the string-functions are rather heavily hand-optimized, see especially strsep,strstr,str[c]spn.

用vba程序遍历所有目录下的excel文件，把各文件中两列经度和纬度的内容合并，并插入新列。很好的高效率的遍历程序。(Vba program to traverse all excel file directory, each file merge the contents of two of the latitude and longitude, and insert a new column. Good high efficiency of the traversal process.)