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- Based on previous research on geostatistical data interpolation,this paper demonstrates how to use Kriging to design and implement a module to sequence and spatialize data of monitoring station. 该文在对地统计学插值方法研究的基础上,利用普通克里格法设计与实现了站点观测数据的连续空间化模型,并详细讨论了该方法的技术实现细节。最后给出系统的实现结果及用户界面。
- spatial data interpolation 空间数据插值
- Scattered in disorder data interpolation. 散乱数据插值
- 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。
- First,data interpolation and smoothness are adopted for removing absent dots and bug dots. 首先针对缺损点和毛刺点进行数据插补和平滑处理;
- Sinc data interpolation method is more suitable for those systems which have a stringent demand for low SNR environment and acquisition time. Sinc内插算法更适合在低信噪比下工作和对捕获时间有严格要求的系统。
- 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。
- 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。
- The relation between the maximum radial error and arc radius and approach step-length in the secant mode of arc data interpolation in CNC system is detailed. 并讨论了圆弧分象限“均差”割线方式插补时,圆弧的起始步距角和终止步距角、起始象限步数和终止限步数;
- 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。
- 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。
- This paper describes four surface modeling methods being perspective for CAD/CAMapplications,which are scattered data interpolation Gregory patch ,free-form deformation andpartial differential equation methods. 本文叙述可望在近期内进入CAD/CAM系统的4种曲面造型方法,即散列数据插值曲面、gregory的曲面构造方法(gregory曲面片)、自由变形技术(FFD)和用偏微分方程方法构造曲面(PDE)。
- 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。
- A hybrid 3D spatial data model based on multi-DEMs and quasi tri-prism volume(QTPV) is proposed. 提出一种基于多层DEM与似三棱柱体元(QTPV)的混合三维数据模型。
- Discusses reseaches about representation of spatial data in the tactical information fusion system. 讨论了战术信息融合系统中空间数据的表示方法。
- The fractal interpolation based on the self-similar of data interpolates data by certain mathematical model. 以分形布朗运动为基础来构造地形的相关数据可以较好地体现出地形这一具有复杂特征的自然景物的特点。
- The amount of spatial data is huge, resulting in the variety and greatness of GML. 空间数据是极其庞大的,因而导致GML数据类型繁多,数量巨大。