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给出了利用matlab程序编写的脉冲星EKF仿真程序，对噪声进行时变分析(pulsars navigation EKF)

signal to noise ratio in different formats

说明：  is a small example of how to use a slider and observe and enter the current value in the slider

改程序使用MATLAB编程实现了GPS的伪距单点定位(The modified program uses MATLAB programming to realize the pseudo range single point positioning of GPS)

MATLAB新版实验教程Experimental Course MATLAB new(MATLAB new experimental tutorial Experimental Course MATLAB new)

获取图像上的曲线数据，读入一幅图片并选取所需的数据点加以保存处理。用法：使用鼠标左键取点，右键结束取点并保存数据(Get the curve on the image data, read and select a picture to save the data points needed to deal with. Usage: Use the left mouse button to take point, right end of the access point and save the data)

利用标准公式编写的自适应中值滤波matlab程序(Adaptive median filter code written using the standard formula)

说明：  根据数据点的分布，对其进行曲线拟合，找到最合适的函数(According to the distribution of data points, curve fitting is carried out to find the most suitable function.)

粒子群优化算法的源程序代码 经验证是可行的(Personal collection of a directed acyclic graph support vector machine for multi-classification problems)

hht（希尔伯特黄变换）的matlab工具箱，其中包括时频分析工具箱(hht (Hilbert-Huang Transform) of the matlab toolbox, including the time-frequency analysis toolbox)