复杂网络matlab样例（只要为sy003.m），包括求平均度，路径直径，平均路径长度，聚类系数，介数（需要加载bgl工具箱），核数，紧密度等-Complex network matlab sample (as long as it sy003.m), including the degree of averaging, the path diameter, the average path length, clustering coefficient, betweenness (bgl nee