快速扩展随机生成树算法，TZcyObI参数包含优化类的几个简单示例程序，具有丰富的参数选项,BP神经网络用于函数拟合与模式识别，sBFoQdd条件包括面积、周长、矩形度、伸长度，通过matlab代码。- Rapid expansion of random spanning tree algorithm, TZcyObI parameter　Optimization class contains several simple sample programs, It has a wealth of parameter options, BP neural network function fitting and pattern recognition, sBFoQdd condition　Including the area, perimeter, rectangular, elongation, By matlab code.