Communication-system

To Calculate QOS and how it affects Security

铁蝶式期权蝶式价差策略:把价差策略分解成单个期权的组合并分析期初成本和期末收益.(Iron Butterfly spread options strategy: to spread down into a combination of a single policy options and cost analysis at the beginning and end of the income)

卡尔曼滤波处理有色噪声的matlab程序 -kalman filter(Kalman filter for Colored noise)

matlab进行循环计算时，清除不必要的变量，保存需要的变量。(Matlab calculation for circulation, remove unnecessary variables, save need variables. )

this is implementation huffman algorithm,you must try code. i think you must try.

说明：  DNA description based on matlab programming. It s able to distinguish the gain or loss section of each chromosome

lexical and bison analyzer for compiling

这是一篇关于IPMSM的空间矢量调制的直接转矩控制系统的的优秀论文，理论推导详细，方案设计清楚，照着就能复现出来。值得参考。(This is an excellent paper on direct torque control system IPMSM space vector modulation of the theoretical derivation of detailed design is clear, according to the complex will be able to stand out. Worth considering.)

彩色图像转灰度图像的三种算法，matlab实现(Color image to grayscale image of the three algorithms, matlab implementation)

说明：  HHT仿真，并且对此有一定的改进，HHT仿真，并且对此有一定的改进(HHT simulation, and certainly have improved, HHT simulation, and certainly have improved)