frft

对图像进行增强处理的车流量检测算法，图像锐化，背景差分，膨胀腐蚀等一系列数学形态学操作(The image enhancement processing of the traffic flow detection algorithm, image enhancement, background difference, expansion and a series of mathematical morphology erosion operation)

face protecte program

现代信号谱分析 capon 算法MATLAB例程(spectral analysis of signals)

说明：  基于优化算法的bp神经网络，用于解决分类问题，可以给大家提供两种编程思路，亲测有效。(BP neural network based on optimization algorithm, used to solve classification problems, can provide you with two programming ideas)

经典的检测直线的算法,Matlab源码 用Matlab6.5实现(classic line detection algorithms, source code using Matlab achieve Matalab 6.5)

BWT decomposition Version 1.2 Arguments: im: A square image side length must be a power of 3 Result: decomp: The decomposition is laid out (BWT decomposition Version 1.2 Arguments: im: A square image side length must be a power of 3 Result: decomp: The decomposition is laid out as (per Figure 3 of Willmore et al 2008): Citation: Willmore B, Prenger RJ, Wu MC and Gallant JL (2008). The Berkeley Wavelet Transform: A biologically-inspired orthogonal wavelet transform. Neural Computation 20:6, 1537-1564 )

在频率域实现信号的频移，然后再变换回时间域的信号(In the frequency domain, the frequency shift signal is achieved, and then transformed back into the time domain signal)

NAKAGAMI FADING COEFFICIENT

相参脉冲串复调制信号，搭建OFDM通信系统的框架，LDPC码的完整的编译码。( Complex modulation coherent pulse train signal, Build a framework OFDM communication system, Complete codec LDPC code.)

时频分析工具——径向高斯核时频分布。为了在时频分布平面内不出现交叉项，则在模糊函数域内应有效去除互分量而仅保留自分量。设计一个与信号相匹配的核函数可以达到上述目的。基于信号的径向高斯核时频分布是一种比较理想的时频分布(Optimal radially Gaussian kernel time-frequency representation)