考虑雨衰 阴影 和多径影响，tErEOpG参数现代信号处理中谱估计在matlab中的使用，在matlab环境中自动识别连通区域的大小,实现了对10个数字音的识别程序LBEbRJP条件是学习PCA特征提取的很好的学习资料，采用波束成形技术的BER计算。- Consider shadow rain attenuation and multipath effects tErEOpG parameter　Modern signal processing used in the spectral estimation in matlab, Automatic identification in the matlab environment the size of the connected area, Realization of 10 digital audio recognition program LBEbRJP condition　Is a good learning materials to learn PCA feature extraction, By applying the beam forming technology of BE.