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3D Model Retrieval Based Topology Connection Graph
Author(s): 
Pages: 1250-1255
Year: Issue:  9
Journal: CHINESE JOURNAL OF COMPUTERS

Keyword:  三维模型检索拓扑连接图分割平坦度;
Abstract: 提出了一种基于分割技术的拓扑连接图构造方法,并用于三维模型检索.首先构造多层邻域计算用于度量每个三角片平坦度的信号值,根据这些信号值采用一种改进的分水岭方法把模型分割成不同的曲面片.然后利用这些曲面片之间的连接关系构造拓扑连接图.最后通过比较不同模型的拓扑连接图相似性来得到它们的匹配度,根据匹配度进行三维模型检索.
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