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在MATLAB系统下的BP程序预测GDP(MATLAB system in BP procedures under the GDP forecast)

用Matlab对经过与处理后的车牌图像进行分割的程序，可以很好的分割车牌，把各个车牌字符都分割出来(Matlab right after dealing with the license plate image segmentation procedures, can good segmentation plates, license plate characters are all split up)

功率孔径积相对于检测距离的大小以及雷达平均功率相对于孔径的大小(power_aperture SNR)

关于导航定位中的卡尔曼滤波程序。X1，X2分别代表经过转换以后的位置X,Y轴的坐标。V1，V2为其相对应的速度。卡尔曼滤波可以使定位数据更加平滑。(Calman filtering program in navigation and positioning. X1, X2, respectively, after conversion to the position of the X, Y axis coordinates. V2, V1 for its relative speed. Calman filter can make the positioning data more smooth.)

灰色预测GM（1，1）模型的matlab源代码，包括预测模型的建立，以及模型的精度检验指标c,p的计算(Gray prediction GM (1,1) model matlab source code, including the prediction model, as well as indicators of model accuracy test c, p calculation)

Matlab基本知识，matlab学习入门,希望对大家有用。(this article of Matlab is useful to you .good good study, day day up .Hope you have a good day .)

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)

jacobi算法求解线性方程组，迭代算法。(jacobi algorithm for solving linear equations, iterative algorithm.)

This is the rational fractional polynomial technique for extracting modal properties of a structure

说明：  第二种孤岛运行的控制是采用下垂控制（droop控制），Droop控制就是用来模拟频率一次调整。通过控制电力电子逆变器来实现。(The second kind of island operation control is droop control, Droop control is used to simulate a frequency adjustment. It is realized by controlling the power electronic inverters.)