xiaobobianhuan

超声图像信号的模拟程序，可模拟不同频率、不同深度等情况(Simulation program for ultrasound,including different central frequency,depth,and so on.)

lms算法仿真，及其主要性能分析。步长的影响与学习曲线的分析。(lms algorithm simulation, and its main performance analysis. Step of the analysis and the learning curve.)

使用传输零点，综合低通原型滤波器的P，F，E函数，用以得到S参数(synthesis F P E functions to obtain S parameters by using transmission zeros)

以最小二乘法进行曲线拟合 得到概率密度函数的参数(With the least squares curve fitting to get the parameters of the probability density function)

采用累计贡献率的方法，包括AHP，因子分析，回归分析，聚类分析，直线阵采用切比学夫加权控制主旁瓣比。( The method of cumulative contribution rate Including AHP, factor analysis, regression analysis, cluster analysis, Linear array using cut than learning laid upon the right control of the main sidelobe ratio.)

分数阶傅里叶变换，MATLAB程序代码，从国外网站下载(fraction fourier transform)

Read text to be encrypted encrypt it and write to file encrypted.txt.Decryption done by readng encrypted.txt and plaintext written to decrypted.txt

matlab的上课用的ppt以及老师布置的作业及其解答，还有图像处理常用函数和方法汇总(ppt matlab of the lessons and assignments of teachers to answer, there are common image processing functions and methods on)

Fast fourier transform for signal analysis

Waterfilling algorithm (from [Palomar and Fonollosa, Trans-SP2004]) to compute: pi = (mu*ai - bi)^+ sum(pi) = Pt By Daniel Perez Palomar (last revision: May 10, 2004).(Waterfilling algorithm (from [Palomar and Fonollosa, Trans-SP2004]) to compute: pi = (mu*ai- bi)^+ sum(pi) = Pt By Daniel Perez Palomar (last revision: May 10, 2004).)