ddsmodel

it is a radiation pattern of an antenna

这是电网、理论中实现矩阵快速变换的程序代码，附有使用说明书，技术说明(This is a grid, matrix theory, to achieve rapid transformation of the program code, with the use of brochures, technical notes)

实现一个ARMA模型的功率谱估计，实例中承载的是窄带信号，也可以改成宽带信号的(ARMA model to achieve a power spectrum estimation, the instance is hosted in narrow-band signals into a broadband signal can also be)

说明：  这是关于MIMO的消息传输方式的MATLAB仿真程序。(This is a message transmission on the MIMO mode of MATLAB simulation program)

说明：  关于fft的相关问题都有``````` 1111111111111111(Some promblem about fft.```````111111111111``)

改进的粒子滤波算法，通过引进记忆衰减因子，将最新量测信息加入更新过程。(Improved particle filter algorithm, through the introduction of memory attenuation factor, the latest measurement Join the update process.)

This is a good file for mav simulink.

Cognitive Radio Primary User Detection

CRC循环检测算法，CRC32的算法，可算得余数和商(CRC32 algorithm, and the remainder can be considered as business)

％ Visualize the effects of MTF (modulation transfer function) ％ in film, lenses, scanners, and sharpening using simulation. Format:( Visualize the effects of MTF (modulation transfer function) in film, lenses, scanners, and sharpening using simulation. Format:)