suanfa

Construction of Good LDPC Codes using Dilation Matrices

yah sure its useful.thanks for sharig

此代码是在MATLAB下进行清浊音短时频谱分析，用到汉明窗。(This code is carried Voicing short time spectral analysis in MATLAB, use the Hamming window.)

differentialDrive robot takes the robot s start and goal positions and orientations and the robot s trajectory and plots this on a graph

1.5MW风力机叶片（自编）诱导因子计算程序，基于改进的wilson基础上进行计算(1.5MW wind turbine blades (self) calculated inducible factor calculation procedure, based on the basis of improved wilson)

web-cam move detector. Save images when detects movement.

说明：  关于蒙特·卡罗方法的一个简单算例；用来计算椭圆面积(Monte Carlo method)

This simple module calculate the RMS value of an input signal (also measured)by using the deffined equation in the IEC norm

jpeg encoder program

着重介绍了OFDM 系统 中的峰值平均功率比（PAR）问题，给出了峰值平均功率比的定义以及高PAR 产 生的原因和它带来的问题，并且分析了OFDM 系统内PAR 的分布，最后对国内 外各种降低PAPR 的方法进行了简单介绍。(Focuses on the OFDM system The peak to average power ratio (PAR), and gives the definition of peak to average power ratio and high PAR production Health reasons and problems it brings, and the analysis of the distribution of the PAR of OFDM system, the last of the domestic A variety of methods to reduce PAPR outside a brief introduction.)