extractForeground

OFDM的调制代码，对于OFDM的调制可以加深理解(OFDM modulation code, for better understanding of OFDM modulation can be)

这是实现随机信号模拟用户数据流，值得一看哦(this is random signal simulation user data flow, an eye-catcher oh)

水电机组仿真，发电机组采用菲利普斯描述。输出信号为有功功率和频率，适用于控制类电气仿真。(Hydro-generator simulation, the generator set described by Phillips. The output signal for the active power and frequency, suitable for control of electrical simulation.)

说明：  基于平面波展开 传输矩阵计算2维矩形光子晶体模型 计算可得出相关图谱 handbook中除了参数说明还有参考文献等(Plane wave expansion based on the transfer matrix calculation of 2-D model calculation of rectangular photonic crystal patterns can be drawn from the relevant handbook of parameters except that there are references such as)

BT法求功率谱，有较为详细的注释，简单易懂，希望对研究这方面的人员有帮助。(BT method of power spectrum, there are detailed notes, easy to understand, to contribute to the study of this aspect of the personnel.)

稀疏矩阵和满矩阵计算解线性方程组，所好的计算机cpu时间的差异和所占内存空间的差异。一个简单的比较程序。(Sparse matrix and full matrix calculation of solving linear equations, the difference between good computer cpu time and memory space occupied the difference. A simple comparison process.)

这是关于matlab语言学习的经验，其中包括两个txt文档很方便下载，可以在手机上看，写的很好，值得看看。(This is about the matlab language learning experience, including two txt documents easy to download, you can phone point of view, well written, it is worth a look.)

关于数学建模风险透支问题的程序，主要解决在风险投资中的最优策略问题(About mathematical modeling risk overdraw problem program, mainly to solve the risk of the investment in the optimal strategy problem )

Matlab code to uate H1 and H0 in CR

基于 sml 算法的类模型，以图像为训练样本(Class model based on SML algorithm)