包括面积、周长、矩形度、伸长度，可直接计算得到多重分形谱,包括最小二乘法、SVM、神经网络、1_k近邻法。- Including the area, perimeter, rectangular, elongation, It can be directly calculated multi-fractal spectrum, Including the least squares method, the SVM, neural networks, 1 _k neighbor method.