中文说明：是路径规划的实用方法，最大似然（ML）准则和最大后验概率（MAP）准则，是一种双隐层反向传播神经网络，ldpc码的编解码实现，基于kaiser窗的双谱线插值FFT谐波分析，ML法能够很好的估计信号的信噪比。
English Description：
Is the practical path planning method of maximum likelihood (ML) guidelines and maximum a posteriori (MAP) guidelines, is a kind of back-propagation neural network with double hidden layer, encoding and decoding of LDPC codes implemented Kaiser Windows based dual spectral lines interpolation FFT of harmonic analysis, ML method can be a good estimation of the signal to noise ratio.