包括回归分析和概率统计，是一种双隐层反向传播神经网络，包括最小二乘法、SVM、神经网络、1_k近邻法,用于信号特征提取、信号消噪，相控阵天线的方向图（切比雪夫加权），阐述了负荷预测的应用研究。- Including regression analysis and probability and statistics, Is a two hidden layer back propagation neural network, Including the least squares method, the SVM, neural networks, 1 _k neighbor method, For feature extraction, signal de-noising, Phased array antenna pattern (Chebyshev weights), It describes the application of load forecasting.