This paper analyzed the spatial characteristics of tree-like river networks, and built vector model based on graph theory.
以树状河系为研究对象，分析其空间特征，建立基于图论的水系网矢量模型。
This paper analyzed the spatial characteristics of tree-like river networks, and built vector model based on graph theory.
以树状河系为研究对象，分析其空间特征，建立基于图论的水系网矢量模型。
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