搜索结果: 1-15 共查到“知识库 摄影测量与遥感技术 Spatial Data”相关记录49条 . 查询时间(0.078 秒)
DEVELOPMENT OF A HETEROGENIC DISTRIBUTED ENVIRONMENT FOR SPATIAL DATA PROCESSING USING CLOUD TECHNOLOGIES
Web-GIS cloud-based distributed computing Earth and planets remote sensing data DEM/DTM three-dimensional visualization virtual globe
2016/11/8
We are developing a unified distributed communication environment for processing of spatial data which integrates web-, desktop- and mobile platforms and combines volunteer computing model and public ...
THE FUNDAMENTAL SPATIAL DATA IN THE PUBLIC ADMINISTRATION REGISTERS
National Spatial Data Infrastructure Fundamental Spatial Data Basic Registers Digital Economy
2016/11/8
The system of basic registers was launched in the Czech Republic in 2012. The system provides a unique solution to centralize and keep actual most common and widely used information as a part of the e...
More and more often people exchange geospatial information. This happens when a user gets data from producer. For a transfer of updated data a producer provides a new geographical dataset to users. No...
SPATIAL DATA INTEGRATION USING ONTOLOGY-BASED APPROACH
SDI Ontology Ubi GIS Data integration Semantic Web
2016/1/15
In today's world, the necessity for spatial data for various organizations is becoming so crucial that many of these organizations have begun to produce spatial data for that purpose. In some circumst...
The Classification and Performance Comparison Analysis of High Dimensional Indices for Feature-Based Spatial Data Similarity Search
Spatial Database Data Management Digital Photogrammetry Query Processing GIS
2015/12/11
The applications of spatial data similarity search are increasingly needed nowadays, and accordingly high dimensional index becomes one key technology to solve the problem of spatial data similarity s...
Technical design is a crucial part of project implementation and main basis for organizing production. With the development of surveying and mapping technology and its system, spatial data show more n...
Digital Elevation Model Database W42 - A Scalable System for Spatial Data
DEM/DTM Mapping Mosaic Software System Spatial Databases
2015/11/24
Digital Elevation Models (DEMs) provide elementary information for various application fields. From a global point of view, there are many different sources to furnish height information of the Earth'...
Spatial Data Positional Accuracy Analyzing and Testing
DLG GPS Quality Control Accuracy Testing Error Distribution
2015/10/12
In this article 1:50000 DLG data is used as an example to analyze and test spatial data positional accuracy.At first 1:50000 DLG data
acquisition technical process and data content is simply introdu...
Spatial Data Sharing and Interoperability Based on Web Spatial Data Service and GML
Spatial Data Sharing Interoperability Web Service GML
2015/10/12
In recent years, China made great progress in the field of Spatial Data Infrastructure. But spatial data sharing and interoperability was
not taken into inadequate consideration. In this paper, thre...
Change Detection Based on Spatial Data Mining
Photogrammetry Land Cover Change Detection Data Mining Photography
2015/10/12
Spatial data mining (SDM) and change detection (CD) are hot issues in the field of geospatial information processing. Considering
the feasibility of discovering knowledge from spatial database and t...
INSPIRE is a given so attention turns to implementation. Of particular interest is the creation of Spatial Data Infrastructures (SDIs).In Great Britain (GB) we have been attempting to create a SDI for...
ANALYSIS OF UNCERTAINTIES IN VISUALIZING REMOTE SENSING AND SPATIAL DATA
Remote Sensing Image Processing Iron Ore Spatial Data Visualization Uncertainties
2015/9/28
The maintenance of satellite and spatial data quality is an important task and escalating interest amongst geospatial community. The visualization of perfect earth surface features by relative respons...
PREVENTION OF SPATIAL DATA COMPRESSION QUALITY DEGRADATION
Compression indexing Huffman blocking mobile
2015/9/28
Data indexing and compression procedures have enabled several significant advances in the application of spatial data. Data coverage, portability, transfer, multi-scale representation (pyramids), quer...
FREEFORM CURVES AND SURFACES IN DBMS: A STEP FORWARD IN SPATIAL DATA INTEGRATION
Databases CAD GIS
2015/8/28
Spatial data integration is of great importance for many applications and particularly for emergency response. Besides the variety of
challenges in 2D, increasing attention is given to integration of...
In spatial applications, it is often necessary to use spatial objects with varying degree of detail. As spatial
objects are typically displayed in a way that allows human users not to discern unneces...