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Multi-Representation Geographic Data Organization Method Dedicated for Vector-Based WebGIS
Multi-Representation Data Structure Vector Data Zoom Quadtree Vector Pyramid WebGIS WFS
2015/12/17
The paper proposed a Quadtree-based vector data structure which supports multi-representation of geographic data: Zoom Quadtree, it aims to meet the requirement of vector-based WebGIS in efficient ret...
Global Terrain Data Organization and Compression Methods
Multi-resolution terrain model Global terrain data Improved SPIHT wavelet
2015/12/16
Terrain data is important data source in the 3D geographic visualization system. The key problem to browse global terrain data in
network environment is to organize, transform and display data in a q...
3D Modeling and Data Organization of Power Transmission based on Digital Earth
Digital Earth LOD Power Transmission GIS Modeling Data Organization
2015/12/2
Since the moment Google Earth launched by Google company, the subject of geographic information system (GIS in short) has made great progress. While, the traditional two-dimensional and three-dimensio...
SPATIAL BIG DATA ORGANIZATION, ACCESS AND VISUALIZATION WITH ESSG
Spatial big data Global Spatial Grid ESSG Spatial Infrastructure Visualization Mapping Internet/Web Cloud
2014/4/21
There are hundreds of spatial reference frame (SRF) being applied, and the great difference among SRFs has blocked the share of
global data on planet Earth. A conceptual spheroid of radius 12,800km a...
LIDAR PHOTOGRAMMETRY AND ITS DATA ORGANIZATION
LiDAR Photogrammetry Integrated Sensor System LiDAR Photogrammetry Data Organization
2014/6/5
Light detection and ranging (LiDAR) is a technology capable of measuring geo-referenced coordinate of object points in a straightforward way. It has been widely used in mapping projects in last 20 yea...