Numerical_Analysis

Le Descripteur SIFT (Scale Invariant Feature Transform) [1] consiste a extraire un histo- gramme d orientations de gradients autour d un point d inter^et de l image. Le principe du calcul du descripteur est illustre a la gure

本程序为emd的基本程序，可以通过调用此程序，对信号进行emd分解(The procedure for the emd of the basic procedures, you can call this procedure, the signal emd decomposition)

frequency modulation concerning FCN in communication systems

Laganiere Robert - OpenCV 2 Computer Vision Application Programming Cookbook - 2011

介绍了遗传算法的基本原理与求解流程， 详细阐述了Matlab 遗传算法工具箱的使用方法， 并通过使用遗遗传算法工具箱对一个典型的函数优化问题进行求解， 验证了该工具箱在解决函数优化问题上的有效性与实用性性。 (Introduces the basic principles of genetic algorithms and solving process, elaborated on the use of the Matlab genetic algorithm toolbox, and a typical function optimization problem is solved by using genetic genetic algorithm toolbox, verify the toolbox to solve function optimization on the question of the validity and practicality.)

wigner时频分布，解压后在matlab中运行，处理信号时需要做希尔伯特变换！(function of wigner-ville distribution, may apply on analysis of seismic wave!)

说明：  最小二乘支持向量机工具箱，学习支持向量机必备工具(Least squares support vector machine toolbox, an indispensable tool for learning support vector machines)

td-scdma中用QPSK调制后的解调(QPSK demudulation)

ami ，hdb3码的编解码过程，这是在matlab中实现的，但是对我们的编程也很有用处(ami, hdb3 code encoding and decoding process, which is implemented in matlab, but may also be useful to our programming)

Graph-Based Segmentation 是经典的图像分割算法，该算法是基于图的 贪心聚类 算法，实现简单，速度比较快，精度也还行。(Graph based Segmentation is a classical image Segmentation algorithms, the algorithm is Based on the figure of greedy clustering algorithm, speed is faster, and easy to implement precision is also ok.)