Entropy

上传一个将正弦函数通过Delta-Sigma调节器转换成正负一的脉冲信号。并分别激励同一系统，得到良好的一致输出(Upload a sinusoidal function by Delta-Sigma modulator converts a signal of positive and negative pulse. And separately driven in the same system, to obtain a good coincidence output)

巴特沃斯滤波器幅频特性图和相频特性图；全通滤波器幅频特性图和相拼特性图(Butterworth filter amplitude-frequency characteristic and phase frequency characteristic figure All-pass filter amplitude-frequency characteristic and phase characteristic figure)

MATLAB的设计，包括常见的函数和功能(MATLAB design, including the common functions and features)

traditional otsu threshold algorithm imlementation used in image processing

采用熵值法求特征分量的权重，一般可用于特征选择与特征提取(Entroy algorithm ia used to be calculate the weight of each element,and is helpful in the selection and extraction of features)

说明：  MATLAB仿真的QPSK系统，包括非常详细的系统结构图，系统分析，仿真分析，代码等等(MATLAB simulation of the QPSK system, including a very detailed system architecture diagram, system analysis, simulation analysis, code, etc.)

找的代码，并自己将每条代码的意义分析，用于学习的人。(To find the code, and he will analyze the meaning of each code used to learn.)

一段用于飞行器大攻角情况的matlab源程序，希望对从事航空工程设计的人员有一些用途．(aircraft for a large angle of attack of the Matlab source, hope to engage in aeronautical engineering design of some use.)

对进行过高斯噪声处理的图像进行均值滤波的MATLAB代码（原创）。(The Mean Filtering algorithm for a figure processed by Gauss noise.)

时域同步平均法，在降噪上有很明显的帮助TSA(Time-domain synchronous averaging method, the noise has obviously help)