Roll-optimization

输入传输介质几何的结构数据，并加网格，进行有限元分析。(Enter the geometric structure of the data transmission medium, and add grid, finite element analysis.)

说明：  用蒙特卡洛模拟实现美式期权定价，包括资产路径生成和美式期权欧式期权定价的源代码，附带参考文献。(Using Monte Carlo simulation to realize American option pricing, including the source code of asset path generation and American option European option pricing, with reference.)

也是利用最小二乘法对椭圆进行数据拟合，不过考虑到图像大小问题，这里只选取100个边缘点，点的个数也可以自行设置。(Ellipse is the least square method of data fitting, but taking into account the size of the image, here select only edge points 100, the number of points you can set your own.)

光子晶体点缺陷程序，特别是做光子晶体缺陷的同行，可以借鉴一下。(Photonic crystal point defect procedures, especially peers to do the photonic crystal defects, can learn.)

iOS中自定义pagecontrol的DEMO，很适用很好(DEMO iOS custom pagecontrol, it applies very well)

数值分析, matlab在数值分析中的应用1~7(Numerical Analysis)

隐马尔科夫模型的不错的程序，运行简单，欢迎借鉴(Good program hidden Markov model, run a simple welcome draw)

Gaussian matlab extractor

matlab中用PSD法绘制信号功率谱,可得到信号的频谱幅度。(PSD method using matlab draw the signal power spectrum, the spectrum available to the signal amplitude.)

SAR成像的基本算法距离多普勒算法RDA,对初学者比较有帮助(SAR imaging（range doppler algorithm))