搜索结果: 1-15 共查到“地图制图技术 Databases”相关记录21条 . 查询时间(0.571 秒)
A SUSTAINABLE APPROACH FOR UPGRADING GEOGRAPHIC DATABASES BASED ON HIGH RESOLUTION SATELLITE IMAGERY
Map upgrading Sustainable Development High Resolution Imagery Cartography
2015/12/28
The availability of high-resolution satellite images could be exploited for upgrading geographic databases at medium scales (1:5,000-1:25,000) as alternative to aerial photogrammetry. The paper presen...
UPGRADING FUNDAMENTAL GIS DATABASES FOR NAVIGATION FROM HIGH RESOLUTION SATELLITE IMAGERY
Road Extraction Updating Upgrading Navigation High Resolution
2015/12/23
Upgrading fundamental GIS databases for navigation use is an important work for providing location-based services In this paper, we present a process for extraction road networks in urban city from pa...
AJAX-Based Linkage of Databases for Location-Based-Services: the Online-Campus GIS of the University of Cologne
Internet/Web Navigation Orientation CAD Database Mobile
2015/12/17
This paper presents recent improvements of the CampusGIS of the University of Cologne (http://www.campusgis.de) which is designed, developed and established by the GIS & Remote Sensing research group ...
Creation of Cartographic Databases for Land Use Assessment and Management
Cartography Databases Surveying Software Mapping Analysis Land Use Management
2015/12/16
The cartographic tools have evolved with the time. Today the use of electronic devices and the communication means give cartographers infinite possibilities of a variety of maps. The aim of this work ...
Automatic Interpretation of Vector Databases with a Raster-based Algorithm
GIS Analysis Vector Interpretation Data Mining
2015/12/2
Clustering spatial data can be interpreted as a segmentation or classification process for finding meaningful patterns in geospatial databases. Such patterns can be used to adapt further algorithms to...
A GIS in Cultural Heritage Based Upon Multiformat Databases And Hypermedial Personalized Queries
GIS Cultural Heritage Architecture Cartography Databases Photogrammetry
2015/11/12
The Cultural Heritage has been usually studied from an objective perspective, using the objective data that can be collected through quantitative methods as the photogrammetry or the topographical mea...
Physical Barrier Detection for Updating of Navigation Databases from High Resolution Satellite Imagery
Update Navigation GIS High Resolution Database Edge Detection
2015/10/12
Updating of navigation databases is an important task to ensure a high level utilization of navigation data. For example, in
fundamental topographic databases roads are often represented as a single...
TOWARDS REAL-TIME METADATA FOR SENSOR-BASED NETWORKS AND GEOGRAPHIC DATABASES
Metadata Sensor database SpatioTemporal Data Quality GIS
2015/9/28
Nowadays, the geographic metadata are defined by ISO standards and their particular goal is to assist the data exchange between different users and to provide the data quality information. However, th...
Methods and Implementation of the Geospatial Databases Integration and Update towards E-government
Geospatial Data Integration Data Update E-Government
2015/8/17
All the implementations of the geo-spatial information systems depend on the multi-levels, synthetic and integrated databases of
spatial and attribute information. These databases have many unique ch...
Visualization of Image Quality in Distributed Spatial Databases
Quality Visualization Imagery
2015/7/9
Users of GIS are offered an abundance of aerial and satellite imagery in distributed spatial databases. Available datasets can
cover the same area, differing only in quality attributes, such as resol...
Control Extension and Orthorectification Procedures for Compiling Vegetation Databases of National Parks in The Southeastern United States
vegetation mapping softcopy photogrammetry GIS
2015/7/7
Vegetation mapping of national park units in the southeastern United States is being undertaken by the Center for Remote Sensing and
Mapping Science at the University of Georgia. Because of the uniqu...
QUALITY ASSESSMENT OF ROAD DATABASES USING AERIAL IMAGERY
Database GIS Imagery Networks Parameters Quality Reliability
2015/6/1
Digital road databases are widely used in many facets of our daily life. Most of these databases come with a nominal quality indication, but often more detailed quality descriptions regarding possible...
OBJECT-BASED EVALUATION OF LIDAR AND MULTISPECTRAL DATA FOR AUTOMATIC CHANGE DETECTION IN GIS DATABASES
GIS Change Detection Fusion Classification LIDAR Multispectral
2015/6/1
The automatic interpretation of aerial and satellite images is one of the main important research topics in photogrammetry and image analysis. The aim of the interpretation is the recognition or verif...
AUTOMATIC CHANGE DETECTION OF GEOSPATIAL DATABASES BASED ON A DECISION-LEVEL FUSION TECHNIQUE
Urban Geospatial Database GIS Information Fusion Change Detection Artificial Intelligence Computer Vision
2015/6/1
Monitoring of changes in topographic urban geospatial databases (UGDs) is one of the main requirements of urban planners, urban decision-makers and managers. In this paper, an attempt has been made to...
A SEMANTICS FOR VERSION QUERIES IN GIS DATABASES.