The content-based 3d model retrieval is one of the hot research problems in the multimedia information retrieval.
基于内容的3d模型检索是多媒体信息检索的热点研究问题之一。
The retrieval methods and application of the content-based 3D model were investigated.
对基于内容的三维模型检索的应用背景和现有算法进行了研究。
Most of the current available content-based 3D model retrieval techniques mainly focus on feature extraction and similarity measurement, and seldom involve the proper design of 3D model databases.
目前，对基于内容的三维模型检索的研究主要集中在检索过程所涉及到的算法方面，而对三维模型库的设计研究较少。
The currently available content-based 3d model retrieval systems and search engines are also introduced.
分析总结了现有的基于内容的三维模型检索系统及搜索引擎的典型实例。
Efficiently accessing such rich and complex 3d data motivated numerous and extensive research work within the area of content-based indexing and retrieval.
如何高效率地访问如此纷繁复杂的三维数据，促进人们展开了广阔的基于内容的三维模型索引和检索的研究工作。
How to extract the rotation invariant feature and improve the stability of the noise is still an unsolved problem of the area of content-based 3d models retrieval.
提取关于坐标旋转不变的特征描述符以及提高特征描述符对噪声的鲁棒性是基于内容三维模型检索技术中有待进一步研究解决的问题之一。
How to extract the rotation invariant feature and improve the stability of the noise is still an unsolved problem of the area of content-based 3d models retrieval.
提取关于坐标旋转不变的特征描述符以及提高特征描述符对噪声的鲁棒性是基于内容三维模型检索技术中有待进一步研究解决的问题之一。
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