| 单词 | R-tree | ||||||||||
| 释义 | R-tree
更多释义 收起释义 例句释义: 空间,空间索引技术 1. An R-Tree data structure stores information about multi-dimensional data and is used for indexes on spatial or geographical data. R-Tree数据结构可以保存有关多维数据的信息，并用于有关空间或地理数据的索引。 www.ibm.com 2. Note: the query optimizer will not use the R-Tree index unless the statistics on the table are up to date. 注意：查询优化器只有在表统计信息保持最新的情况下使用R-Tree索引。 www.ibm.com 3. With time-parameter R-tree, a novel spatiotemporal histogram was proposed to estimate the selectivity for spatiotemporal querying. 结合TPR-树索引结构，构建满足时空查询的直方图，估算时空查询的选择性。 www.ceps.com.tw 4. In this paper, a new algorithm is presented for overcoming the disadvantages of the old algorithm in distributing node of R-tree. 针对R-树的结点分配算法存在的不足，提出了一种新的结点分配算法。 ceaj.org 5. Since the data is spatial, you need to specify the R-Tree access method for this index. 由于涉及到空间数据，您需要为这个索引指定R-Tree访问方法。 www.ibm.com 6. A functional index can specify different access methods that include B-Tree, R-Tree, and user-defined access methods. 函数索引可以指定各种不同的访问方法，包括B-Tree、R-Tree和用户定义的访问方法。 www.ibm.com 7. That is to say, for very large spatial databases, QR-tree processes more superiority than R-tree. 也就是说，对于大型空间数据库索引来说，QR-树与R-树相比整体性能上具有较明显的优势。 www.fabiao.net 8. Compared with grid and R-tree, the index has slightly space costs but most higher index performance. 与网格索引和R树索引相比，该索引以略大的空间开销换取了更高的查找性能。 kns50.chkd.cnki.net 9. In this example we show you how to create a functional index that uses the R-Tree access method. 在本例中，我们将向您展示如何创建使用R-Tree访问方法的函数索引。 www.ibm.com 10. the classical r - tree as index is adopted in spatial joining . r - tree is performed by bulk loading 在空间连接处理的算法上采用了经典的r树作为索引，采用批生成算法生成r树。 www.ichacha.net 1. R-tree Method of Matching Algorithm for Data Distribution Management 数据分发管理匹配算法的R-树实现 service.ilib.cn 2. Some interesting facts about functional R-Tree indexes are 下面列出了R-Tree函数索引的一些有趣特性 www.ibm.com 3. The application of aggregated R-tree in the spatial data warehouse R-树聚集在空间数据仓库中的应用 www.ilib.cn 4. Example: Functional index using R-Tree access method 示例：使用R-Tree访问方法的函数索引 www.ibm.com 5. Representation of direction relations and the retrieve of such relations based on R-tree 基于R树的方向关系表示及方向关系检索 www.ilib.cn 6. The Evolvement and Progress of R-Tree Family R树家族的演变和发展 service.ilib.cn 7. A Novel Implementation of Dynamic R-tree Based on Lazy Splitting and Clustering 基于惰性聚类分裂的动态R树实现方法 service.ilib.cn 8. The Algorithm of Minimal r- tree 最小r元树算法 scholar.ilib.cn 9. R-tree spatial join algorithm based on the breath-first paradigm 一种基于广度优先策略的R树连接算法 scholar.ilib.cn 10. Implementation of Spatial Join Based on Main-memory R-tree 基于主存R树的空间连接的实现 www.ilib.cn 1. Multi-scale spatial index structure based on R-tree 一种用于多分辨空间数据的R树索引结构 www.ilib.cn |
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