lizi5-11

code for jack knifing

学习多孔介质的好算法。可以放心参考运用,可以运行的(Porous media is a good learning algorithms. You can rest assured reference use, you can run)

已知一个LTI系统的差分方程为： y[n]-1.143*y[n-1]+0.4128*y[n-2]=0.0675*x[n]+0.1349*x[n-1]+0.0675*x[n-2] 初始条件y(-1)=1,y(-2)=2，输入x(n)=u(n)，计算系统的零输入响应 (known LTI system of a differential equation : y [n]-1.143* y [n-1] 0.4128* y [n-2] x = 0.0675* 0.1349 [n]* x [n-1] 0.0675* x [n-2] initial conditions y (1) = 1, y (2) = 2, input x (n) = u (n), we calculate the zero input response)

matlab 2012a下载和安装教程，比较详细。matlab就是矩阵实验室，应用比较广，电信，自控，计算机等等都涉及。(matlab 2012a download and install the tutorial, in more detail. matlab Matrix Laboratory, broad application, telecommunication, automatic control, computer, etc., involved.)

对FMCW CSAR成像中存在的多普勒偏移校正的程序，自己编的，能够有效校正。(Presence of FMCW SAR imaging Doppler offset correction program, own, and can be effectively corrected)

说明：  ADMM是一个高效的优化算法，可以用在很多领域中，1范数是一种常用的目标函数。(ADMM is an effective, fast optimizing algorithm and can be used in many applications. 1-norm is a commonly used objective function.)

说明：  LPDC编码在MATLAB里面的实现,包括生成，编解码NMS MS等(The realization of LPDC code in MATLAB, including generating, encoding and decoding NMS MS, etc)

MICA软件包，可在MATLAB 5或MATLAB 6环境下运行(MICA package, MATLAB 5 or in the MATLAB 6 environment running under)

说明：  ldpc编译码综述，介绍了ldpc的发展的研究现状及各种编译码方法。(ldpc codec Summary)

利用DCT进行图像压缩（首先将图像分割成8×8的图像，对每个子图像进行DCT，这样每个子图像有64个系数，舍去50％小的变换系数，进行2：1的压缩。）(Using DCT for image compression (first image into 8 × 8 image, for each sub-image DCT, so that each sub-image by a factor of 64, rounding 50 of the small transform coefficients, the 2:1 compression.))