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The paper firstly introduces grid technology and spatial database. Secondly it has designed the spatial database model in grid environment, which contains Application layer, Collective Layer and Fabri...
Within the scope of processing large amounts of data and complex calculations the use of grid computing is a good choice for achieving high performance, because processing of extensive spatial data ca...
Entity matching is a crucial and hard technology in application of vector spatial data integrating, data updating and map differential analyses. According to the disadvantage of matching algorithms no...
Mass-market location-based services (LBS) have had a number of false dawns. However, the belief in their potential revenue earning capacity to business and their prospective benefits to social applica...
Nowadays, high resolution IKONOS images for map productions, local municipality studies, communications, agriculture, forestry, energy and infrastructure, monitoring of environment, disaster managemen...
Remote sensing techniques have been commonly used to map land cover and land use types. For many applications, users may only be interested in a specific land class in an image such as extracting urba...
Disasters create extremely dynamic situations which have to be handled by emergency operations centers. For fulfilling their task they rely on up-to-date information from on-site units and passer-bys....
This work is part of a multidisciplinary research project, within the National Key Technology R&D Program, “The Research and Application of Spatial Information Technology for conservation of large-sc...
In Section 1, the background of the research is introduced. This paper presents the results of efforts for the development and application of a web-based GIS, the Mission 908 WEBGIS, to support the co...
Geo-Spatial Metadata Services - ISRO's Initiative     NNRMS  NRDB  NRIS  Metadata  NSF  XML       2015/12/16
The National Natural Resources Management System (NNRMS) supports the national requirements of natural resources management and developmental needs by generating a proper and systematic inventory of n...
By analyzing the characteristic of compiling the modern atlas, selecting thematic digital atlas as research object, this paper has brought forward the reflection and realization of the below-mentioned...
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...
Unsupervised segmentation methods are important to extract boundary features from large forest vegetation databases. Finding optimized segmentation algorithms for images with natural vegetation is cru...
The most underdiagnosed water-borne bacterial zoonosis in the world is Leptospirosis which especially impacts tropical and humid regions. According to World Health Organization (WHO), the number of hu...
The hydropower station construction produced serious impacts on the regional eco-environment. The most obvious characteristics of the impacts caused by the cascade hydroelectric development are progre...

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