除了导航选择模型外，所有这些模型都是树状模型。
All these are tree models, except for the Navigation Selection model.
提出一种对模式识别与人工智能系统都适应的生存期模型—树状模型。
A life period model of pattern recognition and artificial intelligence systems-tree structure model is put forward in this paper.
它们在树状层次结构中对信息进行排序，并且可以使用一般的树状模型方法来利用模型。
The information is ordered in a tree hierarchy and the model can be explored with the usual tree model methods.
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