High-dimensional index is novelty and foreground aspect, The study of this field is weakly.
高维索引是一门比较新颖、比较有深度的学科，目前国内对这一方向的研究还比较少。
Nowadays the applications of spatial data similarity search are widely needed, and high dimensional spatial data index becomes a key technology of similarity search.
目前空间数据相似性查询有着广泛的应用需求，解决相似性查询问题的一项关键技术就是高维空间数据索引。
This paper introduces a newly generalized and dynamic structure for the similarity retrieval of high dimensional feature vectors called the recursive clustering index tree.
文章提出了一种新的适用于高维特征矢量相似检索动态聚类索引树结构。
By designing projection index it projects high dimensional data set to low dimensional space to reveal the internal structures and characters of high dimensional dataset.
投影寻踪方法是根据特定的应用意义设计相应的投影指标，把高维数据集投影到低维数据空间后进行分析，揭示高维数据集内部的结构和特征。
The study of high dimensional data index method is the key problem of content based search in large scale multimedia databases.
在大规模多媒体数据库中进行基于内容的检索，高维数据索引结构的研究是重要问题。
Finally, it is pointed out that the high dimensional index is a hot research field in spatial databases.
最后指出在空间数据库中的高维索引的研究是目前前沿研究的热点。
Finally, it is pointed out that the high dimensional index is a hot research field in spatial databases.
最后指出在空间数据库中的高维索引的研究是目前前沿研究的热点。
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