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- On the basis of this model, the author put forward a R tree based unified spatiotemporal index (UST TREE) and described its structure and mechanism. 并在此模型上提出了一个基于R树的统一时空索引 (UST TREE)机制 ;定义了节点结构 ;并分析、描述了此索引的结构及原理 .
- Thereinto, R tree families as R* tree, R+ tree, SR tree, and SS tree are the most effectiveindexing methods. 其中R树及其变体R+树 、R*树 、SS树 、sr树等组成的R树系列空间索引是最为有效的多维索引方法。
- The results reveal that，as a main memory index structure，KDT surpasses R tree over temporal efficiency，and this characteristic of KDT can be enhanced with the increasing data records indexed. 实验表明，作为一种主存索引结构，KDT树在时间效率方面明显优于R树，并且此种优势随着索引记录数量的增多而越加明显。
- In the architecture， multi-function proc essing elements are arranged on the lowest layer of the binary tree and the adde r tree can be split into two sub-trees. 包括运动矢量优化（搜索）在内的多任务是通过二叉树最底层叶节点上的多功能处理单元和可以拆分成子树的加法树来实现的。
- This approach use tree index and theorem about leaforder region to evaluate semiflexible queries over ontology tree. 该方法通过建立索引和使用叶序区间判断SF-Condition(半柔性条件)是否满足实现本体上的半柔性查询求解。
- Proposed in this paper is a novel index CATI, namely, compact ancestor tree index, which can support XML structural join effectively. 介绍了一种全新的有效支持XML结构化连接的树索引CATI(compact ancestor tree index).
- In terms of the mobility of data set, global distances at different situation are refined and some heuristics are presented for data set indexed by data structure of R tree family. 根据数据对象集的运动性不同构索引的数据集给出了裁减、更新和访问启发式规则，精化了运动和静止数据集下的全局距离的定义给出了一个并对R树结。
- By the experiment, we can draw a conclusion that the cadastral vector data transformation based on B plus tree index is an efficient method and has a bright future. 实验表明，基于B+树索引的数据转换方法，可大幅度提高数据转换的效率，是实现数据共享有效可行的、很有前景的一种方案。
- Meanwhile, we explicate the solution to some technical problems such as the data form, attribute relationship with graphics, the B + tree index of graphic cell of database, flows of data query, etc. 详细说明了在MAPGIS平台的支持下全国土地利用数据库的数据组织方式 ;以及外部属性与图形数据的关联方式、图库中图元的B+ 树索引的结构、数据检索、输出流程等关键技术问题的解决方案 .
- Based on ciphertext index and aiming at practical application on encrypted database,the paper designs a new ciphertext index by combining binary tree ciphertext index with B+ tree index. 在密文索引的基础上,针对实际密文数据库的应用,将二叉树密文索引和B+树索引相结合,设计了一种新的密文索引,并介绍了其查询方法,分析了其查询效率及安全性
- The railway lines run parallel to the road. 铁路线和那条道路平行。
- Her experiences parallel mine in many instances. 她的经历多与我的相似。
- My experience in this matter is parallel to yours. 在这件事情上，我的经验和你的类似。
- The road runs parallel with the railway. 该公路与铁路平行。
- The two generators operate in parallel. 这两台发电机并联发电。
- The gymnast swung on the parallel bars. 体操运动员在双杠上摆动身子。
- Parallel to or in the plane of the horizon. 水平的与地平面平行的或在地平面中的
- Applications of Trie Tree Index in Real-time Billing 键树索引在实时计费中的应用
- Dw = 4A- 0.7696Z/i( r = 0.8667)(index of biomass). 以生物量为指标的多样性指数Dw=4.;4-0
- A plow equipped with several blades that make parallel furrows. 多铧犁一种具有几个能翻平行垄的刀口的犁
