中文说明：旋转机械二维全息谱计算，isodata 迭代自组织的数据分析，三相光伏逆变并网的仿真，BP神经网络用于函数拟合与模式识别，分析了该信号的时域、频域、倒谱，循环谱等,采用加权网络中节点强度和权重都是幂率分布的模型。
English Description：
Rotating machinery two-dimensional holographic spectrum calculation and ISODATA iterative self organizing data analysis and Simulation of three-phase photovoltaic grid connected inverter, the BP neural network for function approximation and pattern recognition, analysis of the signal in time domain and frequency domain, cepstrum, cyclic spectrum, the weighted network node strength and weight are power-law distribution model.