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A Method on Connection Pool Service for Distributed Heterogeneous Databases in Urban Geographic Information Public Platform
Distributed Database Connection Pool CSCW Data Process Public Platform
2015/12/17
Today with the fast advancement of spatial data acquisition ability, the update circle of data becomes shorter and shorter and the volume of spatial data increases more and more, and distributed stora...
URBAN CHANGE EXTRACTION FROM HIGH RESOLUTION SATELLITE IMAGE
Change Detection Large Scale Urban Monitoring Urban Growth PCA NDVI IHS Quickbird
2015/8/31
Very high resolution space borne imagery is essential for a large scale and very detailed urban monitoring and the Quickbird sensor
is one of those. It offers images with a spatial resolution of 0.6...
Design and Performance of a Minimum-Variance Hybrid Location Algorithm Utilizing GPS and Cellular Received Signal Strength for Positioning in Dense Urban Environments
Design Performance Minimum-Variance Hybrid Location Algorithm GPS and Cellular Received Positioning in Dense Environments
2015/6/25
This paper shows how the complementary advantages of GPS and cellular received signal strength (RSS) positioning methods improves hybrid location estimation performance in dense urban environments. In...
URBAN DENSITY INDICES USING MEAN SHIFT-BASED UPSAMPLED ELEVATION DATA
urban density LiDA Neural Networks
2015/5/7
Urban density is an important factor for several fields, e.g. urban design, planning and land management. Modern remote sensors deliver ample information for the estimation of specific urban land cl...
USING FULL WAVEFORM DATA IN URBAN AREAS
LiDAR waveform classification Self-Organizing Map (SOM) Bayes classifier urban area
2013/4/26
In this paper, the use of waveform data in urban areas is studied. Full waveform is generally used in non-urban areas, where it can provide better vertical structure description of vegetation compared...
ANALYSIS OF THE RELATIONSHIP BETWEEN INTRA-URBAN VEGETATION CHANGE AND SOCIO-ECONOMIC DATA
Data mining Fusion Vegetation Urban Change
2012/7/25
Understanding the vegetation dynamics in urban areas in both quantitative and qualitative aspects is essential to population welfare and also to economic, social and environmental development. However...
a new urban road detection method in high-resolution images basedon bayesian network
High Resolution Image Road Detection Bayesian Network GIS Guidance
2009/4/11
In view of the fact that road network detection effect in high-resolution image is not satisfying, an approach for road network detection based on Bayesian Network is put forward in this paper. First,...