signal_gen

利用Matlab及施工中采集的点云数据绘制点云图(Matlab and point cloud data collected in the construction drawing point cloud)

通过pca找点云主方向，确定新坐标，然后将旧坐标点投影新坐标(Coordinate transformation using Principal Component Analysis)

说明：  对故障数据的小波包分解与信号重构、小波包能量特征提取 暨 小波包分解后实现按频率大小分布重新排列，并进行降噪处理。(After wavelet packet decomposition and signal reconstruction, wavelet packet energy feature extraction and wavelet packet decomposition, the fault data can be rearranged according to the frequency distribution, and the noise can be reduced.)

Hi ,it s a simple code

这是一个无线接收机中的维特比译码程序，可供接收设计的朋友参考(This is a decoding program.)

自适应最小均方算法滤波代码，源信号为窄带信号，对源信号加随机噪声，通过自适应滤波器得出输出信号(matlab/LMS/)

The above matlab code include the simulation of dipole antenna and current distribution using standard algorithm

CMMB中PN序列的生成和强自相关特性在各种条件下的保持(The reasearch of PN sequences in CMMB, about its autocorrelation)

说明：  求解各复杂混沌程序的最大李指数，以便于分析混沌系统的各种性质.(Chaotic procedures for solving the complex the largest Lyapunov exponent in order to facilitate analysis of various properties of chaotic systems.)

假定运行区域内的发电机的开路特性的V型曲线；(Assuming the operation area of generator breaker characteristics of v-shaped curve,)