NewNRflow

粒子群算法，基于粒子群算法的简单程序，主要是粒子群算法(Particle Swarm Optimizer)

subband filter in matlab.

说明：  齿轮动力学分析，计算duffing系统下特性，振动情况等(To solve the nonlinear problem of gear dynamics analysis, the calculation of duffing system characteristics, vibration, and so on)

产生k分布，瑞利分布，正太分布，PSK_lfm,RAY,等信号的matlab文件(Generated k distribution, Rayleigh distribution, normally distributed, PSK_lfm ray signals such as Matlab files)

这是MATLAB图像处理函数的具体讲解，非常实用具体，对图像研究方面的编程很有帮助(This is the MATLAB image processing function on the specific, very concrete and practical, research on the image programming helpful)

一维小波降噪，该程序运用多尺度小波变换法进行降噪，效果不错(One-dimensional wavelet noise reduction, the program is the use of multi-scale wavelet transform for noise reduction and good results)

说明：  射频噪声干扰，噪声调频干扰，噪声调幅干扰模式的仿真以及SAR成像的仿真实现(several jammming modes simulation; SAR imaging)

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.)

matlab中细化谱的示例程序，操作简单，可直接复制，便于调用。(Zoom Spectrum in matlab sample program, simple operation, can be directly copied, easy call.)

calculates a very simple version 1D of a zone plate