conjgrad

有PMUSIC 校正前和校正后的比较，sar图像去噪的几种新的方法，实现了图像的加水印，去噪，加噪声等功能。( A relatively before correction and after correction PMUSIC, Several new methods sar image denoising, Realize image watermarking, de-noising, plus noise and other functions.)

求解最短路算法，，， 赋路径初值 更新 显示迭代步数 显示每步迭代后(solve the lest distance)

通过对钢轨和车轮的ansys有限元建模，分析在钢轨的接头处的动力学特性。(Rail and wheel ansys finite element modeling, analysis of the dynamics of the rail joints.)

说明：  用于非线性常微分方程的解的重要的一类隐式或显式迭代法，使用龙格库塔计算激光器的速率方程。(An important class of implicit or explicit iterative methods for solving nonlinear ordinary differential equations is to use Runge Kutta to calculate the rate equations of lasers.)

平面波与涡旋光束干涉的干涉图样，可以用来制作全息图，从而产生涡旋光束(Interference pattern of plane wave and vortex beam interference, can be used to produce hologram, resulting in vortex beam)

精确黎曼求解器； 精确黎曼求解器：hll、hllc方法；(Accurate Riemann solver; Accurate Riemann Solver: HLL, HLLC method;)

说明：  一个简单的CZT chirp-Z变换例程(a simple example of CZT)

说明：  隐马尔可夫的经典文献，和通俗易懂的PPT，很好的经典资料，文献常被应用，甚至PPT都经常被模仿(Hidden Markov classic literature, and user-friendly PPT, classic good information, the literature is often applied, or even PPT are often imitate)

说明：  矩阵的转置，相乘及界面的面换稀疏矩阵的三元组相加(Sum of the transpose of the matrix, multiplying, and interfacial surface replacing the sparse matrix triples)

一款很好用的卫星重力异常布格校正Fortran90程序。(A very useful bouguer correction Fortran 90 program。)