此程序是用matlab编写的神经网络bp算法的一个简单例子-bpnetwork

利用FFT变换，对sine2进行频谱分析，画出频谱图 利用fir源程序对输入波形sine2进行低通滤波，并将结果输出至result.dat (Using FFT transform, spectral analysis of sine2, draw the spectrum graph fir the use of the input waveform sine2 source for low-pass filtering, and the results output to result.dat)

Robust cost functions that based on M-Estimators and used as cost functions in order to robustify the learning algorithms for feed-forward neural networks

The error is detected efficiently during the motion estimation process

to plot the region using contourlet transform.it is given to the image.rmin r max are given as input parameter

Detection of sinosoidal signal in WGN with unknown frequency,amplitude,phase

设计一种快跳频通信系统，仿真其中的序列和性能，并给出系统框图。(Design of a fast frequency-hopping communication systems, simulation and performance of the sequence, and gives the system diagram.)

2,1,7卷积吗 ，实现vitebi译码(2.1.7Convolutional Codes and Viterbi decoding)

motion tracking to detect and track moving objects through a sequence of images

说明：  求解偏微分方程的中心差分方法程序，可以设定初始条件和选择网格大小。(Central Difference Method for Solving 2D Partial Differential Equations)

说明：  matlab开发-使用指数加权移动平均值的估计值。用指数加权移动平均法估计投资组合的风险价值。(Matlab development - the use of exponentially weighted moving average estimates. Using the index weighted moving average method to estimate the value at risk of the portfolio.)