The two new 3D model search methods are put forward in this thesis. These two methods all belong to shape-based retrieval techniques.
在对已有三维模型检索技术的进行系统研究的基础上，本文提出了两种基于内容的三维模型检索技术。
To cure the above problems, this paper presents a novel shape based image retrieval algorithm.
针对以上问题，该文提出了一种新的基于形状的图象检索算法。
In image retrieval, it gives a new method to get shape character of image, and image retrieval operation based the arithmetic was realized.
在图像检索中，该算法用一种新方式提取形状特征，实现了基于该算法的图像检索操作。
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