中文说明： 可直接计算得到多重分形谱,有较好的参考价值，外文资料里面的源代码，BP神经网络用于函数拟合与模式识别，包含了阵列信号处理的常见算法，包括四元数的各种计算。
English Description：
Can be directly calculated to obtain the multifractal spectrum, have a good reference value, foreign material inside the source code, BP neural network for function approximation and pattern recognition, and contains a common array signal processing algorithms, including various calculations of quaternion.