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- A subspace clustering algorithm for high dimensional spatial data was proposed, which added the affect of neighbored grids when clustering. 为此提出了一种高维空间数据的子空间聚类算法,扩展了相邻聚类空间。
- Relational OLAP asks for large-scale multi dimensional and time-series data. 关系OLAP(在线分析处理)要求大规模的多维和时序数据。
- three dimensional spatial data 三维空间数据
- Data of SWEM include spatial data and table data. 水土保持监测数据根据数据格式划分,可分为空间数据和表格数据。
- His was a multi dimensional personality in the true sense of the word. 他的是一种多尺寸个性在词的真实的感觉。
- It has been recognized in the past that the traditional Database Management Systems cannot handle efficiently spatial data in mutil dimensional space. 空间检索技术是有效地管理和操纵空间数据的一种必要手段。
- This paper also discusses the method of determining petroleum sulphonate in crude oil by multi dimensional liq... 文中还介绍了用多维液相色谱法分析原油中的石油磺酸盐。
- The finite difference method is used to calculate the multi dimensional diffusion of hydrogen isotopes in materials. 研究了氢同位素在材料中多维扩散行为的有限差分计算方法。
- The 2--dimensional spatial expressions of the scaler potential of the magnetic fieldare given. 文中给出了二维情况下标量磁势的表达式。
- To form a stereoscopic and study system for the study of the history of the industrial design, the author tried to build up a multi dimensional coordinate system. 本文通过建立工业设计史的多维坐标系,形成一个立体、完整的工业设计史研究体系。
- The system can accomplish figure data management, attribute data management and spatial data analysis. 该系统是一个集图形数据管理、属性数据管理和空间数据分析为一体的管理信息系统。
- Moreover, a multi dimensional dynamic programming model of optimization dispatching of a mixed hydroelectric station is stadlied under the alterable generating side electricity price. 在恒定及可变上网电价情况下,本文分析了影响目标函数求解过程中的可变因子,并从发电侧角度,建立了基于可变上网电价的混联水电站群优化调度多维动态规划模型。
- A GIS is often used to store, retrieve, and render this Earth-relative spatial data. GIS系统通常用于存储,查询,及绘制空间信息。
- Spatio-temporal DBMS (database management system) is a DBMS which can handle the temporal data and the spatial data. 时空数据库管理系统(Spatio-Temporal DBMS)是能够同时处理时态数据和空间数据的数据库管理系统。
- The abstract data model(ADT) of spatial data,vector and raster,is defined firstly based on basic types. 首先基于基本类型派生定义矢量和栅格抽象数据类型,在此基础上定义时空数据类型为一系列空间类型的时间片序列。
- Abstract:Spatial data quality is the basis of cadastral data's updating, query and analysis. 摘要:地籍空间数据质量是地籍数据更新、信息查询与分析的基础。
- GIS software has strong treatment ability of spatial data and the attribute data. 摘要GIS具有强大的空间数据和属性数据的处理能力。
- multi dimensional normal distribution 多元正态分布
- The GML-based spatial data exchange model and SVG-based information visual model are proposed. 提出了基于GML空间数据交换和基于SVG的信息可视化模型。
- In Macao, a spatial data set is maintained by DSCC for the desktop application of GIS and web-GIS. 在澳门,DSCC 为GIS 和网GIS的桌面应用程序保持空间数据集合。