搜索结果: 1-15 共查到“地图制图技术 Grid”相关记录17条 . 查询时间(0.115 秒)
Data Integration and Generalization for SDI in a Grid Computing Framework
GIS, Generalization Three-dimensional Model City Multiresolution
2015/12/18
So far, most spatial data infrastructures (SDIs) provide services for the generation of fixed-scale maps only. In a project funded by the German Ministry of Education and Science, the potential ...
Research on Spatial Information/Knowledge Resource Organization in Grid Environment
Resource Organization Grid Computing Geographical Resource Services Data Management
2015/12/18
Following the advancement of spatial acquisition technologies, more and more spatial data/information has been collected by the integrated ground-air spatial information collection system. Spatial inf...
A Study on RS Image Sharing Based on Data Grid
Data Grid Metadata Globus Spatial Data Sharing Geo-spatial Information Service
2015/12/18
Based upon the in-depth analysis of the remote sensing image sharing demand and the status of the current research on it, this paper points out the existing Web-based sharing-model did not eliminate "...
Research on Spatial Database Model Under Grid Computing Environment
Grid Spatial Database Model Work Flow Simulation Experiment
2015/12/18
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...
Construction of Grid-Based Monitoring Mechanism for Slopeland
Geographical Information Science Data Management Image Understanding
2015/12/18
Owing to the rapid developments in the filed of Geographic Information Systems and Remote Sensing techniques, it has been widely available from various images sources to identify ground changes inform...
The Research of Fast Processing and Distribution Remote Sensing Image Based on the Grid Technique
Distributed Computing Image Processing Networking Systems Remote Sensing Compression
2015/12/17
In this paper, a brand new method utilizing the service-oriented software architecture and the rising technology of Grid computing with available software Globus Toolkit 4 is introduced. The tradition...
Research on the GRID Services Composition Model Based on 3D Geospatial Information Application
Grid Computing 3D Geospatial Information Application Grid Services Composition
2015/12/16
In 3D geospatial information grid, single service can not meet the complex application demands of geospatial information. It needs different granularity services composition and coordination mechanism...
Visualizing Schematic Maps through Generalization Based on Adaptive Regular Square Grid Model
Visualization Schematic Map Generalization Simplification Grid Model
2015/12/2
Schematization is a quick visualization way to convey graphics information. In cartography, graphic schematization is one aspect of map generalization. This paper analyzes and summarizes the multiple ...
Research on a Correction Method to Existing Grid-based DEM
DEM Feature Data Structure Surface Method
2015/11/24
The existing grid-based DEM has several disadvantages in representing the features of real terrain surface, such as peak clipping, channel filling, etc. And abrupt changes in elevation cannot be handl...
Spatial Information Grid and Its application in Geological Survey
Spatial Information SIG Geological Survey Service
2015/8/17
With the increasing application requirements of spatial information, traditional spatial information techniques can not solve current
application problems. As novel technologies that can implement sh...
Indexing of the Discrete Global Grid Using Linear Quadtree
Indexing The discrete global grid Linear quadtree
2015/8/17
In recent years a method of recursive subdivisions of the triangular faces of the octahedron or icosahedron has been developed for
approximating to the surface of the earth. But the triangle-based di...
Is Geo-services Ready? ---- On Generalized and Specialized Spatial Information Grid
Spatial Data Infrastructure (SDI) Geo-service Information Grid
2015/8/17
After the setup of spatial data infrastructure (SDI) and national information infrastructure (NII) in many countries geo-services
become one of the most important and attractive tasks. With the integ...
DIGITAL TERRAIN MODELS FROM AIRBORNE LASER SCANNER DATA - A GRID BASED APPROACH
airborne laser scanning DTM generation
2015/3/25
Since Airborne laser scanning sensors are operational and the data capture, including the calculation of the exterior orientation by
using GPS and INS, has reached a high level of automation, the fo...
A NEW SEGMENT SHAPE PARAMETER FOR GRID DATA AND ITS APPLICATION TO LAND USE SEGMENTATION
Shape Parameter Segmentation Land Use Algorithms Mathematical Models Radar
2014/12/31
Various land applications require an image or image series to be divided into segments corresponding to areas of homogeneous land use. Image segmentation is needed to generate and update such GIS-stor...
THE EFFECTS OF LIDAR DSM GRID RESOLUTION ON CATEGORISING RESIDENTIAL AND INDUSTRIAL BUILDINGS
LIDAR DSM 3D Surface Models RMSE Resolution Classification Land Use
2014/12/22
This paper reports the initial results of an analysis of LIDAR data using statistical methods in an attempt to categorise residential and industrial buildings. Two study sites representing these two l...
