说明：  图挖掘，图聚类m文件主要包含4个功能：图的生成，图相似度分析析，节点符号化，边权挖掘，详细说明见注释，已通过测试。
(Graph mining site cluster m file contains four main functions: the generation of map, Figure similarity analysis, node symbols, tap the edge of the right described in detail in the Notes, has been tested.)