复合索引 meaning in Chinese

composite index

A compound index file structure file for visual foxpro
Visual foxpro的复合索引文件结构文件。
Management data , boston , usa , 1984 , pp . 47 - 54 . 3 beckmann n , kriegel h - p , schneider r , seeger b . the r - tree : an efficient and robust access method for points and rectangles . in proc
对cdt索引来说，首先高维数据点通过k平均聚类算法得到若干类，然后分别计算该点对应的始点与质心距离，并且将这两个距离通过线性组合得到该点的复合索引键值。
In the system , key word networks and low - level feature table are both established for images , which realized double indexing ; relevant feedback is also applied in the system . on one hand , it enables the system catch users " query intention on line by adjusting its similarity criterion automatically ; on the other hand , it pass the annotations for relevant images , update weights between key words and images and fill the semantic networks , thus the system can study in long - term
此系统为图像构建语义关键字网络，并建立低层特征库，对图像实行特征和语义的复合索引；通过相关反馈技术一方面在线理解用户的查询意图，自动调整相似度测量准则以符合用户需求；另一方面给相关图像传递语义标注，更新相关性强度，充实语义网络，实现长期的学习和记忆。