Vondrak-filter-

这是一个快速傅里叶变换分析谐波类程序，以及生成火柴梗图的程序(This is a class of fast Fourier transform analysis of harmonic procedures, and the program generates Stick Figure)

自己写的一个关于chase算的程序，能得到最后的译码结果。主要用于乘积码和广义LDPC的译码算法上，有较好的性能。(Write a program to calculate on the chase, will be the final decoding results. Mainly used for product codes and generalized LDPC decoding algorithm, there is better performance.)

使用matlab画矢量箭头，可以算旋度散度等~(Draw vector arrows using matlab, you can curl divergence operator, etc. ~)

Improved Leach protocol

OLTC的仿真源文件，可用于电压中长期稳定问题的分析，涉及分接头的转换。(OLTC simulation source files that can be used long-term voltage stability analysis, involving point conversion connector.)

给出了基本的有监督的基于矩阵分解的链路预测的代码。(Supervised link prediction based on matrix decomposition)

用matlab实现的SURF算法，具有较强实用性，可以调试使用。(SURF algorithm using matlab realize, with strong practicality, you can debug.)

基于MATLAB的计算机控制系统，PID控制器的PD（微分，积分）控制仿真分析。(Based on the MATLAB computer control system, PID controller PD (differential, integral) control simulation analysis.)

北大MBA会计学案例库(Beijing University MBA case study for accounting)

this a very importantt tool to campare two couple of souds for example and can be used for a dissemblance test