In this paper, I put forward inversion theory assessing GIS data quality, gave respondence solution for different problem. This is a new clue to research for GIS data quality.
本文提出利用反演理论对GIS数据进行质量评价，对超定、适定、欠定等问题分别求取相应解，为GIS数据质量的研究提出了新的思路。
When the analytical insights and data quality of GIS are combined with the geoweb'svisualisation and networking prowess, startling efficiencies emerge.
当GIS的分析能力和数据质量整合进geoweb的可视功能和超凡网络后，令人吃惊的功能显现出来。
Analyzing the source of spatial data and improving the quality of spatial data are the precondition of building GIS.
分析空间数据来源、提高空间数据质量是建立地理信息系统的前提。
However, how to evaluate and control the quality of all sorts of data in the course of building DEM is a bottleneck problem of establishing various type databases and GIS.
如何评估利控制数字高程模型建立过程中各种数据的质量，是建立各种类型数据库和地理信息系统的“瓶颈”问题。
Data quality control is very important during the collection GIS basal data. It mainly introduces a method that applies rarefies and smooth to the automatic forming contour line.
在GIS基础数据的采集过程中，数据质量的控制非常重要。介绍了对自动生成的等高线进行圆滑和抽稀处理的一种方法。
The GIS space data accuracy and quality can directly affect a national GIS application more intensively and extensively.
GIS空间数据精度与质量直接影响一个国家GIS应用的广度与深度。
Hence, the quality of GIS spatial data, especially the uncertainty of spatial data, is becoming more and more important.
因此，空间数据的质量，尤其是空间数据的不确定性变得越来越重要。
The results are discussed and analyzed, considering that adjustment processing for land use areas is helpful to ensure the quality of the data in GIS data capturing and database establishment.
经过实例分析，认为土地利用面积平差处理有利于在GIS数据采集和建库过程中实施质量控制。
According to the characteristic of land house GIS basic data, a new quality control and inspection method is put forward in this paper.
结合土地房产GIS基础数据的特点提出GIS房产数据质量控制与检查的方法。
According to the characteristic of land GIS basic data, a new quality control and inspection method is put forward in this paper.
本文结合土地GIS基础数据的特点提出GIS数据质量控制与检查的方法。
According to the characteristic of real estate GIS basic data, a new quality control and inspection method is put forward in this paper.
结合土地房产GIS基础数据的特点提出了GIS房产数据质量控制与检查的方法。
The method of GIS data sorting is also achieved in this paper. With the application of this update model, the job of land GIS basic data quality control and inspection will be more efficient.
同时对GIS数据的排序方法以及图形空间关系的检查也做了讨论，并探讨将扩展模型应用于土地GIS基础数据的质量控制与检查工作中，以提高数据检查工作的效率和自动化程度。
The researching of uncertainty and quality control of spatial data is considered as an important basic theory in GIS.
GIS空间数据不确定性和质量控制的研究是GIS基础理论问题研究中的一个重要内容。
Getting high - resolution image, through RS and GIS analyzing and GPS field survey, all above are effective methods for getting data of high quality small-scale landscape ecology study.
获取高分辨率遥感影像，通过遥感和GIS分析，结合GPS地面精确定位调查，是高质量小尺度景观样本研究数据获取行之有效的方法。
Environmental Assessment is an evaluation of the environmental quality. Geographical Information system (GIS) is a computer system which manages the special data.
环境评价是对环境质量优劣的定性评述，地理信息系统(GIS)是利用地图对空间数据进行管理的计算机系统。
It is the basic function for GIS to get unit polygon by overlaying the vector map, but the uncertainty of polygon is the disastrous factor affecting GIS's data quality.
用矢量基础图件叠加来获取单元图斑的方法是GIS的基本功能，但叠加多边形的不确定性成为影响GIS数据质量的灾难性因素。
So it has important practical significance to study the theory and method of data quality control in GIS.
因此，研究GIS数据质量控制的理论与方法具有重要的现实意义。
Although the 2d representation and 2d visualization method of GIS data is mature, it is far from high-quality visualization.
GIS数据的二维表达和可视化手段已经比较成熟，但事实上距高质量显示还有很大的距离。
Although the 2d representation and 2d visualization method of GIS data is mature, it is far from high-quality visualization.
GIS数据的二维表达和可视化手段已经比较成熟，但事实上距高质量显示还有很大的距离。
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