搜索结果: 1-13 共查到“地理信息系统 generalization”相关记录13条 . 查询时间(0.125 秒)
Data Integration and Generalization for SDI in a Grid Computing Framework
GIS, Generalization Three-dimensional Model City Multiresolution
2015/12/18
So far, most spatial data infrastructures (SDIs) provide services for the generation of fixed-scale maps only. In a project funded by the German Ministry of Education and Science, the potential ...
The Generalization Method Research of River Network Based on Morph Structure and Catchments' Character Knowledge
Hydrology Mapping Generalization DEM/DTM GIS Pattern Parameters
2015/12/16
The generalization operation should first make decision of object importance at geographic level, which relates not only to the geometric properties of independent object but also the other context ob...
Preserving Ground Plan and Facade Lines for 3D Building Generalization
3D GIS 3D City Models Visualization Buildings Generalization Adjustment
2015/12/2
As 3D city models are becoming available and attractive for consumer purposes in personal navigation systems or visualization applications, the hardware used to visualize these models changes from spe...
Generalization of Textured 3D Building Models for Map-Like Presentations
Generalization Algorithms Building Three-dimensional GIS Visualization
2015/12/2
Institute for Photogrammetry (ifp), Universität Stuttgart, Germany Geschwister-Scholl-Str. 24D, D-70174 Stuttgart martinlike presentation. In this paper, a generalization algorithm is presented t...
An Indirect Generalization of Contour Lines Based on DEM Generalization Using the 3D Douglas-Peucker Algorithm
Cartography GIS, Algorithm DEM/DTM Geomorphology Global Generalization
2015/11/23
In order to simplify the generalization of contour lines during the compilation of maps at smaller scales, an indirect method is put forward based on the generalization of the corresponding DEM first ...
3D BUILDING GENERALIZATION BASED ON HALF-SPACE MODELING
Generalization Algorithms Building Three-dimensional GIS Visualization
2015/8/17
This article presents a novel approach for the automatic generalization of 3D building models with regard to a cartographic 3D visualization. Here, the goal is not to render realistic, but rather visu...
RESEARCH ON THE ATTENUATION RULE OF MAP INFORMATION IN MAP GENERALIZATION
map generalization Information attenuation GIS spatial information key-scale extended fractal
2015/8/10
With the development of the technique of multiple dimension GIS databases, the problem of the key-scale becomes an important technical problem. The paper presents a new method about how to determine t...
KNOWLEDGE REPRESENTATION OF CARTOGRAPHIC GENERALIZATION
Data Information knowledge Geographic Information Map Generalization Knowledge Representation Expert System
2015/8/10
Data, information and knowledge are the three inseparable levels in info-flow. Data are a serial of descriptions of discrete facts and geospace from the ontological view, which are considered as recor...
A Review of Map and Spatial Database Generalization for Developing a Generalization Framework
Generalization Derivative Mapping Seamless Database
2015/7/9
Technological development in the field of map and spatial database generalization is very fast, following the trend from manual cartography to
computer-based cartography. Map generalization is an int...
VECTOR GEOSPATIAL DATA COMPRESSION FOR WEBGIS AND CARTOGRAPHIC GENERALIZATION
WebGIS vector geospatial data data compression cartography generalization
2015/3/6
This paper introduces the author's work on the compression of vector geospatial data intended for transport on the Internet. WebGIS vector data format is shifting to ASCII code such as XML. In some ap...
Planimetric Features Generalization for the Production of Small-Scale Map by Using Base Maps and the Existing Algorithms
Planimetric Features Generalization Small-Scale Maps Base Map NGO Data Model
2014/12/1
Cartographic maps are representations of the Earth upon a flat surface in the smaller scale than it’s true. Large scale maps cover relatively small regions in great detail and small scale maps cover l...
GENERALIZATION OF 3D CITY MODELS AS A SERVICE
Generalization City Models 3D Service Semantics Modularization
2014/10/16
In recent years, 3D models have been created of many cities around the world. Most of these models are, however, only used for visualization in web frontends or navigation systems. With the rapid prog...
Generalization of 3D City Models as a Service
Generalization City Models 3D Service Semantics Modularization
2016/4/12
In recent years, 3D models have been created of many cities around the world. Most of these models are, however, only used for visualization in web frontends or navigation systems. With the rapid prog...