small_signal_9009301

matlab高级编程的所有源程序,以章节为单位，源程序很全(all program of matlab )

equlization Matlab Code

在matlab环境下对图像进行四叉树分解，在此基础上对图像进行分析(In the matlab environment, an image quad-tree decomposition, in this based on image analysis)

matlab 鼠标从一幅图像中截取一个区域，并生成一幅图片(get a picture form a picture)

It is a QR decomposition method matlab function for rank revealingm atrix. It is a high rank reveling QR decompostion method.

-least squares algorithms using gradient descent to find minimum of function - gaussian fit algorithm

Paradigms Theory and Applications using MATLAB

病态线性方程组的计算题，涉及Gauss消元法、雅可比迭代法、高斯-赛德尔迭代法、最速下降法和共轭梯度法。每一个方法，都编写一个m文件，封装成函数的形式。然后通过总的HilbLineEquSet.m文件来调用执行，画出误差曲线图，得到运行结果。总的Matlab程序流程，如下所示： 病态方程组的计算包括：HilbLineEquSet.m、gauss.m、jacobi.m、gauss_seidel.m、fastest_descend.m和conjugated_grad.m六个文件。 程序执行结果包括：求解结果、迭代次数、迭代误差数据、误差曲线图等。(Morbid Linear Equations calculation problems involving Gauss elimination method, Jacobi s iterative method, Gauss- Seidel iterative method, steepest descent method and conjugate gradient method. Each method, all the preparation of an m file, packaged in the form of a function. Then the total HilbLineEquSet.m file to invoke the implementation of draw error curve, to be running results. General Matlab program flow, as follows: the calculation of morbid equations include: HilbLineEquSet.m, gauss.m, jacobi.m, gauss_seidel.m, fastest_descend.m and conjugated_grad.m six documents. Procedures for )

一是利用计算机对正整数进行素因子分解认识素数，通过运用筛法与试除法寻找一定范围内的素数，体会到筛法比试除法有效但无法找出所有素数；二是通过若干特殊形式的素数的研究，寻找素数生成公式，发现一些结论；三是借助于非线性拟合技术，观察素数分布规律，利用其研究有关数论问题。(The first computer was used to prime factor decomposition of positive integers understanding of prime numbers, through the use of screening method and trial division to find prime numbers within a certain range, the division experienced a test of an effective screening method but can not identify all the prime numbers second is through a number of special form of prime numbers research, looking for prime number generation formula, found that some of the conclusions third, by means of non-linear fitting technique to observe the distribution of prime numbers, using their research on number theory problems.)

用于求解半线性椭圆问题的瀑布型多网格算法，可以求解到很高的精度，(Used to solve semi-linear elliptic problem Falls Multi-grid method, you can solve to a high precision,)