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On-Line Integration of Photogrammetric Systems and Spatial Databases for Producing Fully Structured and Consistent Data for GIS
Integration DBMS Photogrammetric Systems On-Line Validation
2015/12/16
Photogrammetric systems are important sources for GIS databases. Currently, the trend towards the integration of photogrammetric systems and spatial databases is increased significantly. Integration o...
Generic Framework and Key Issues for Updates Propagation between Heterogeneous Spatial Databases
GIS Database Updates Propagation Schema Matching Updates Retrieval Semantic Transformation Update Integration Consistency Maintenance
2015/10/12
Data updating is a significant stage in the life of a geographical information system (GIS). When geodata producers have finished
updating their own database (named Master Database, MDB), the proble...
QUALITY CONTROL IN LARGE SPATIAL DATABASES MAINTAINANCE
Quality Spatial Data Data acceptance Criteria Automated Quality Control
2015/9/28
The heart of any spatial systems is its strong reliable database. The spatial database is a complex in nature which requires special technical skills to maintain it. The discrepancies in database can ...
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...
Nowadays cartographic objects of different resolutions are hold in different coexisting databases. This implies an extensive amount
of work for updating an object in all resolutions. One way to reduc...
Nowadays, sharing the huge amount of geo-data is the main GIServices challenge. However, the new generation of handheld devices together with the growth of wireless web network, provide a suitable pla...
PREDICTABILITY OF INDIVIDUAL MASS MOVEMENTS FROM SPATIAL DATABASES FOR HAZARD MAPPING
INDIVIDUAL MASS MOVEMENTS SPATIAL DATABASES HAZARD MAPPING
2015/3/16
PREDICTABILITY OF INDIVIDUAL MASS MOVEMENTS FROM SPATIAL DATABASES FOR HAZARD MAPPING.
Change Detection for Urban Spatial Databases Using Remote Sensing and GIS
Change Detection GIS Remote Sensing Urban
2015/2/3
The aim of this study was to establish a preferred methodology for updating of the spatial database and monitoring the changes of a settlement in Tanzania. In summary, change detection problems can be...
Fast Updating National Geo-Spatial Databases with High Resolution Imagery: China's Methodology and Experience
Geospatial database Image interpretation Large area data updating
2014/7/23
Geospatial databases are irreplaceable national treasure of immense importance. Their up-to-dateness referring to its consistency with respect to the real world plays a critical role in its value and ...