中文说明：在matlab环境中自动识别连通区域的大小,考虑雨衰 阴影 和多径影响，有详细的注释，毕业设计有用，研究生时的现代信号处理的作业，现代信号处理中谱估计在matlab中的使用。
English Description：
In the MATLAB environment, automatic recognition of connected region size, consider rain attenuation shadowing and multipath effects, there are detailed notes, graduation design useful, Graduate School of modern signal processing operations. In modern signal processing spectral estimate in MATLAB is used.