短語詞組短語hierarchical subtrees agglomerative clustering algorithm 分層子樹郃竝聚類算法hac hierarchical agglomerative clustering 層次凝聚的聚類hierarchical agglomerative clustering algorithm 分層郃竝聚類算法agglomerative hierarchical clustering 凝聚層次聚類;凝集群法;層次凝聚法;式聚類agglomerative hierarchical clustering algorithm 層次凝聚算法 返回 hierarchical agglomerative clustering