pure-aloha

the code has written by fortran language and extend finite element method (XFEM) in order to calculate grow of crack in material

Matlab下读取avi视频文件并进行基于邻帧差法的视频目标运动检测(in matlab,reading avi video detect motion in base of the adjacent frame difference method)

about various tracking optimization and improve method of tracking.

说明：  水印的嵌入与提取检测定义常量水印的嵌入与提取检测定义常量 (catface imgfile nlength ntimes)

本例程功能是实现SPWM单极性调制。本例程搭建了完整的模型，能够对单极性SPWM进行研究。(The routine SPWM unipolar modulation. The routines to build a complete model, Unipolar SPWM research.)

用LSM算法来反演雷达海杂波图像，获得海浪的各种特征信息(LSM algorithm used to invert radar sea clutter images, access information about various features of the waves)

说明：  本代码提供了一个无线传感网路由协议的仿真，适合于初级学者。(This code provides a wireless sensor network simulation by the protocol, suitable for junior scholars.)

ICA梯度下降算法，里面包含了数据用来验证梯度下降算法的实现过程。对ICA的具体算法有清楚的了解。(ICA gradient descent algorithm, which contains the data used to verify the gradient descent algorithm implementation process. Have a clear understanding of the specific algorithms of ICA.)

说明：  振动信号模态参数识别预处理方法及ITD，STD(NExT method for modal parameter identification of vibration signal)

最新google earth官方KML文档说明，v2.2版本，包含较多更新(Latest google earth KML official documentation, v2.2 version, contains more updates)