有向树的英文

• directed tree

• "有"英文翻译    5年 fifteen years
• "向"英文翻译    direction
• "树"英文翻译    tree
• "定向树，有向树" 英文翻译 :    oriented tree
• "有向树, 定向树形" 英文翻译 :    directed tree
• "二叉有向树" 英文翻译 :    binary directed tree
• "二元有向树" 英文翻译 :    binary directed tree
• "弧有向树" 英文翻译 :    arc-digraph
• "有向树矩阵" 英文翻译 :    directed tree matrix
• "有向树的规范表示" 英文翻译 :    canonical representation of oriented tree
• "有向" 英文翻译 :    calligraphic display device
• "定向树" 英文翻译 :    bearing tree
• "内向树" 英文翻译 :    intree
• "外向树" 英文翻译 :    outtree
• "无向树" 英文翻译 :    undirected tree
• "不定向树" 英文翻译 :    undirected tree
• "轴向树脂道" 英文翻译 :    vertical resin canal
• "纵向树脂道" 英文翻译 :    vertical resin canal
• "有向边" 英文翻译 :    directed edge
• "有向的" 英文翻译 :    directed
• "有向段" 英文翻译 :    directed segment
• "有向弧" 英文翻译 :    directed arc
• "有向积" 英文翻译 :    vectorial multiplication
• "有向迹" 英文翻译 :    directed trail
• "有向集" 英文翻译 :    directed set

• There are occasions when we want to refer to a directed tree, in which case it shall be said to be rooted at some vertex .
  有时我们要提到有向树，这时必须说它是以某个顶点为根的。
• So in our system the path - analysis methods include the following steps : 1 ) to identify the browsing process each time ; 2 ) to identify all window sessions in one browsing process ; 3 ) to construct the extended - directed - tree of every . window session to reflect the users " browsing behavior in a window session ; 4 ) to combine all extended - directed - trees to form an extended - directed - forest ; 5 ) to identify " transaction and produce the database of transaction ; 6 ) to mine the frequent path referenced in transaction database , then the users " profile about their browsing behavior is produced
  本系统中的路径挖掘包括了如下几个步骤： 1 )识别用户每一次浏览过程； 2 )识别一次浏览过程中所有的窗口会话； 3 )为每个窗口会话构造反映用户浏览行为的扩展有向树； 4 )合并扩展有向树，得到反映用户本次浏览过程全局行为的扩展有向树林； 5 )事务识别，产生事务数据库； 6 )在事务数据库上挖掘频繁引用路径，由此产生或更新基于用户的浏览行为习惯的模型p _ h 。