PWE for band curve

DDS实验 matlab 与quartus 的完美结合(DDS experimental combination of matlab and quartus)

Adaboost的首次提出，Paul Viola和Michael Jones在2001年的CVPR会议上(Adaboost was first proposed by Paul Viola and Michael Jones in the 2001 CVPR Conference)

用神经网络，实现手写数字0-9的识别，对于相似度小的拒绝识别(Using neural networks, implementation figure 0-9 handwriting recognition, the similarity of small refuse recognition)

文件里包括了扩频系统中所需的gold码序列的产生。(File system, including the spread spectrum code sequence required to produce gold.)

二维图像直方图的绘制程序，基于MATLAB(Two-dimensional image histogram mapping procedures, based on MATLAB)

matlab图形处理功能的总结。对matlab处理图形时涉及的各种绘图方法进行了系统总结 (The function of Image processing )

Simple LBGK implementation.

谱图理论的MATLAB相关编码和相关的源程序(MATLAB spectral theory associated source code and related)

em算法运用于有散射体的信道模型下实现参数估计（los距离）(em algorithm applied to a scattering channel model to achieve parameter estimation (los distance))

一个OFDM符号128个有效符号，插入128个虚拟子载波 符号率（即有效数据率）fsymbol，而发送速率（需要包括虚拟子载波）2fsymbol 输入的数据需要2倍的发送数据率，以便进行内插，实现位定时跟踪，即4倍fsymbol采样率的调制信号 OFDM symbol Nfft=128 points 一个OFDM符号数据点 Nfft*2 = 256 ， Guard Interval点 ＝Ng*2=64 ( a OFDM symbol 128 effective symbols, insert 128 virtual sub-carrier symbol rate (i.e. valid data rate), and fsymbol sending rate (need to include virtual sub-carrier) 2fsymbol input data need 2 times the sending data rate for interpolation, realize a timing tracking, namely fsymbol sampling rates four times the modulation signal OFDM symbol Nfft = 128 points a OFDM symbol of data points Nfft* 2 = 256, Guard Interval point = Ng* 2 = 64 )