中文说明：空间数据处理是地理信息系统研究的主要内容，其理论依据是计算几何。计算几何是研究几何图形（或数据、模型）的计算机存储、表达、分析、综合、管理和处理等的理论和技术的总括。计算几何的研究对象是几何形体和几何数据，借助的工具是计算机相关学科，目的是实现图形处理的自动化和智能化。运用计算几何的理论和方法可以有效地进行空间数据分析和查询、空间数据可视化以及空间关系表达。本程序拟将空间数据处理算法应用于图像处理中，这种尝试具有重要的实际应用价值。
English Description：
Spatial data processing is the main content of geographic information systems research, the theory is based on computational geometry. Computational Geometry is the study of geometry (or data model) of computer storage, expression, analysis, conclusion, comprehensive, management and treatment of the theory and techniques. Computational Geometry is the study of geometry and geometric data, with the help of tools are computer-related disciplines, aimed at achieving graphics processing automation and intelligent. The use of computational geometry theories and methods