femcode

modeling of power lines using matlab software

小波滤波器构造和消噪程序（2个）此函数用于研究Mallet算法及滤波器设计和消噪(Wavelet de-noising filter structure and process (2) This function used to study the Mallet algorithm and filter design and de-noising)

sift算子的matlab和vs2008的混合编程(The hybrid programming of matlab and vs2008 for the descriptor of sift)

利用matlab实现差分脉冲调制，不会的兄弟可以参考一下(Using matlab to achieve differential pulse modulation, the brothers can not refer to)

边界层涡度相关资料湍流能谱分析的matlab源代码(Boundary layer vorticity information turbulent energy spectrum analysis matlab source code)

说明：  8 psk modulation matlab code without error coding

我写的重要代码,一个关于matlab，制作用户界面的程序，很好的学习代码(IT IS VERY USEFUL， about the matlab and other languages.it is very useful.On matlab, the production of user interface procedures, good learning code)

完成M=4的正交信号的数字通信系统的蒙特卡罗仿真。分析其在加性高斯白噪声下误码率与信噪比之间的关系，绘出误码率-信噪比曲线图，并和物理曲线进行比较。(The completion of M = 4 orthogonal signals in Monte Carlo simulation of digital communication systems. Analysis of the additive white Gaussian noise bit error rate and signal to noise ratio under the relationship between the mapped BER- signal to noise ratio curve, and and physical curves for comparison.)

说明：  对于给定的滤波器参数，利用脉冲响应不变性法设计数字低通滤波器，并绘出了设计后的数字滤波器的特性曲线。(This code uses impulse invariant method to design a digital low-pass filter under given filter parameters,then it plots the designed filter s characteristic curve.)

一个基本的非负矩阵分解计算程序, 可在Matlab环境下运行.(Algorithms for Non-negative Matrix Factorization)