ladong

基于ofdm信道估计的matlab源代码(Based on ofdm channel estimation matlab code)

说明：  基于matlab的直接序列扩频系统抗干扰性能仿真(Simulation of Anti-jamming Performance of Direct Sequence Spread Spectrum Communication System Based on MATLAB)

说明：  本程序实现LPP降维功能，用于多模态故障诊断中，对象为TE，诊断效果很好(This procedure realize the LPP dimension reduction function, used for fault diagnosis of multimodal, object for TE )

81 line topology optimization

HBAT. pls use this in your assignment in multivariate analysis. credits to the owner thank you

余割函数方向图的天线设计，其中给出了设计原理和实物图。(Cosecant pattern of the antenna design, which gives the design principle and the physical map.)

Use prec=0.01 or prec=0.005 for larger image with better resolution (and longer runtime...)

简单的if else，和switch分支的小程序，希望大家谅解(Simple if else, and switch branches applet, I hope you understand)

1 本程序通过Mallat算法实现小波变换 2 本程序能打开任意长宽比的bmp图像，正方形的raw图像(Through a process of wavelet transform Mallat Algorithm 2 the procedure to open the bmp images of arbitrary aspect ratio, the square of the raw image)

说明：  计算任何数的所有本原根，并统计本原根的个数(Any calculation of the number of all primitive roots, and statistics the number of primitive roots)