IDW距离反比加权方法，ofdm系统仿真 含16qam调制 fft 加窗 加cp等模块，采用加权网络中节点强度和权重都是幂率分布的模型。- IDW inverse distance weighting method, ofdm system simulation including 16qam modulation fft windowing modules plus cp, Using weighted model nodes in the network strength and weigh