对于初学者具有参考意义，阐述了负荷预测的应用研究,相关分析过程的matlab方法，music高阶谱分析算法，有均匀线阵的CRB曲线，滤波求和方式实现宽带波束形成，多抽样率信号处理，多元数据分析的主分量分析投影。- For beginners with a reference value, It describes the application of load forecasting, Correlation analysis process matlab method, music higher order spectral analysis algorithm, There ULA CRB curve, Filtering summation way broadband beamforming, Multirate signal processing, Principal component analysis of multivariate data analysis projection.