缓冲区分析

实现了图形对象的拓扑分析、叠置分析和缓冲区分析等空间分析功能。

The spatial analysis , including topological analysis , overlay analysis , buffer analysis and so on , is achieved .

因此，基于一般海量数据的分块处理方法，本文给出了针对三维缓冲区分析的海量数据处理策略。

Therefore , a massive data processing strategy of three-dimensional buffer is given in this thesis based on the partition strategy .

基于Visualc.NET的空间缓冲区分析开发

Spatial Buffer Analysis Development Based on Visual C # . NET

配电GIS中动态缓冲区分析模型及应用

Model of Dynamic Buffer and Its Applications In Distributing Network GIS

GPS实时地图匹配技术中缓冲区分析的研究

A Study on Buffering Analysis of GPS in Map Matching Applications

利用2002年北京市土地利用图，采用GIS缓冲区分析的方法，分析了北京市各功能用地的方向特征和圈层特征。

Using the land use map of Beijing in2002 , the authors analyzed the concentric and directional characteristics of land use pattern based on GIS .

PowerBuilder数据的缓冲区分析

Analysis for buffer of the powerbuilder 's DataWindow

GIS的空间叠加、缓冲区分析等强大空间分析功能，为矿山尾矿库地址的选择提供了帮助。

With its strong spatial analysis functions of space overlapping and buffer area analysis , GIS provides a great help in the site selection for mine tailings reservoir .

通过综合应用基于GIS的缓冲区分析、多层面的复合分析等空间分析方法，揭示了该地区乡村聚落的空间分布受自然条件与人为因素影响的基本特征。

Many basic characteristics of how the distribution of the rural settlements is affected by both nature and economic factors are found by means of many GIS based data processing methods .

大山区血吸虫病流行区危险环境识别及控制策略的研究在此基础上，采用地理信息系统（GIS）缓冲区分析法初步分析了危险环境的影响范围及相互影响。

HIGHER RISK AREA AND STRATEGY FOR CONTROLLING SCHISTOSOMIASIS IN MOUNTAINOUS REGION , SICHUAN Based on the theory ' of geographic information system ( GIS ), the impact scope and interrelationship was studied .

该方法通过遥感获得地物的空间属性和类别特征，通过GIS的缓冲区分析、再分类、栅格叠加、归组、面积计算等空间分析与统计方法实现满足多个条件的目标区块的提取。

RS-based methods are employed for the extractions of spatial attributes and the classification of features of objects , and the extraction of multi-conditional target areas is implemented by GIS spatial analysis and statistical methods .

系统可以完成一系列通用GIS的操作，解决了空间量算、缓冲区分析、叠置分析等难点，同时可以对湿地的水质、降水、水资源以及生态情况进行分析。

The system can fulfill a series of general GIS operation to resolve the space measure , buffer analysis and overlap analysis etc. And it also analyzes the water quality , rainfall , water resource and the biology situation of the wetland .

提供空间分析功能，主要提供几何图形叠加分析、缓冲区分析；

To analysis spatial data including geometric superposition and buffer zone ;

网格环境下缓冲区分析的并行计算

Parallel Computing of Buffer Analysis Based On Grid Computing

缓冲区分析与生态环境影响评价

Buffer Zone Analysis and Eco-environmental Impact Assessment

基于地图代数的缓冲区分析算法的研究

Buffer analysis algorithm based on map algebra

利用Arc/Info矢量化相关图层和进行缓冲区分析后建立空间数据库；

Then Arc / Info is used to establish spatial database by digitizing relational layers and developing buffer analysis .

最终将缓冲区分析所得到的结果、土地利用数据以及旅游规划之间进行空间分析，直接反映了由于旅游活动而产生的对长白山环境影响的范围以及程度。

Directly reflects the activity generated by tourism as eco-tourism activities as Changbai Mountain range and extent of environmental impacts .

实验证明，该方法能有效的完成海量数据下的三维缓冲区分析。

The results of experiment show that the method can effectively complete the three-dimensional buffer analysis under the massive data .

利用叠置分析和缓冲区分析方法，对森林火灾的多个影响因子进行了分析，并利用层次分析模型，对这些影响因子进行了权重划分。

Using overlay analysis , buffer analysis and AHP method , forest fires impact factors were studied and their weight were divided .

利用缓冲区分析法研究了水质与景观组分及格局的关系。

The relationship among the water quality , landscape composition and pattern has been researched by the method of buffer zone analysis .

考虑到大多数地理信息系统中缓冲区分析数据的特点，提出了基于图层和地理空间区域的任务分解方法。

Considering most GIS buffer analysis is data intensive computing , the task was decomposed according to the map layer and geographic spatial area .

第四部分，运用缓冲区分析法，分析城市道路建设对城市林地景观格局的影响。

Part four ; it analyzed the impact of urban road construction on the woodland landscape pattern by using the buffer zone analysis method .

利用Arc/Info软件矢量化提取相关图层后，对道路、水渠作缓冲区分析和多图层叠加确定评价单元；

The gradation is obtained using Arc / Info and the evaluation unit are decided through buffer area analysis of traffic and penstock and multi-layers overlapping .

空间信息分析：包括矢量转栅格、缓冲区分析、空间数据的复合分析、网络分析等。

Spatial information analysis : to change from vector format to grid format , buffering section analysis , spatial data overlap analysis , net analysis , etc.

同时利用缓冲区分析方法对公交站点及公交线路进行分析，实现系统查询功能。

Meanwhile , the paper analysis the transportation stand and the public transportation line using the buffer analysis method , which realize the function of information inquiry .

可以实现地图的自由放大、缩小、漫游及缓冲区分析，可以量测不同区域的周长、面积；

It also has the following functions : zoom-in , zoom-out and roam of map , buffer_zone analyzing , measuring perimeter and area of certain zone on the map .

在空间分析方法上，本文采用了叠加分析、缓冲区分析、空间统计分析等方法，对耕地供给变化的空间分布特征及空间分布变化趋势以及区域相关性进行分析。

This paper studies on the overlap analysis , buffer analysis and spatial statistical analysis methods to analyze the spatial distribution features , spatial distribution change and region relativity .

其中详细讨论了采用地理信息系统的空间决策分析方法、空间分析技术包括网络分析和缓冲区分析技术来进行区域导游决策。

In detail , the paper discusses how to use the spatial decision analysis methods and the spatial analysis technologies in GIS especially network analysis and buffer analysis to perform regional tourism decision .

该系统的主要功能是空间与属性数据的编辑与更新，信息的检索与查询，矢量数据的显示、缩放、漫游，缓冲区分析以及专题图制作等。

This system has functions of editing and updating data of space and attribute , searching and querying information ,( displaying ) and zooming vector data , buffer analysis and making specific maps , etc.