搜索结果: 76-90 共查到“测绘科学技术 Research”相关记录228条 . 查询时间(0.213 秒)
Research on Remote Sensing Information Processing Service Based on Semantic Web Services
Remote-Sensing Information Processing Services Classification Tree Semantic Web Services
2015/12/17
In recent years, with the rapid development of satellite remote sensing technology, the obtainable remote sensing data has been increasing at striking rate. However, because of heterogeneous storage, ...
Research on Geospatial Information Sharing Platform Based on ArcGIS Server
Internet GIS Implementation Space Photogrammetry Interoperability Geographical Services
2015/12/17
ArcGIS Server becomes a complete, integrated GIS server that supports spatial data management, mapping, and spatial analysis across distributed systems. ArcGIS Server is a Web GIS which helps you take...
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...
The Generalization Method Research of River Network Based on Morph Structure and Catchments' Character Knowledge
Hydrology Mapping Generalization DEM/DTM GIS Pattern Parameters
2015/12/16
The generalization operation should first make decision of object importance at geographic level, which relates not only to the geometric properties of independent object but also the other context ob...
The Research of the 3s Technology Application in the Large Scale Land Utilization Map Updating
3S Large Scale Land Use Map Updating Layers Compound Alias Polygons IRS
2015/12/16
The paper gives the following results of our study in the filed of the 3S technology application in the large scale land utilization map updating. ①The compound technology of graphics and images bases...
Research on Edge Extraction with Level Set Method
Remote Sensing Image processing Edge Extraction Level Set C-V model
2015/12/16
Image edge detection or extraction is always a research hotspot in remote sensing image processing. Up to now, there are many methods have been used in this area, such as threshold segmentation, edge ...
Dodging Research for Digital Aerial Images
Image Dodging Seamless Mosaic Hotspot Homomorphic Filter Colour Balance
2015/12/16
Analysis two main influences of orthophoto mosaic quality, one is geometric mosaic quality and another is the colour mosaic quality. The uneven lightness distribution inside aerial image and the colou...
Spatial Data Infrastructure for Soil-Vegetation-Atmosphere Modelling: Set-Up of a Spatial Database for a Research Project (SFB/TR32)
Spatial Data Infrastructure Data Management Computer Vision Interoperability
2015/12/11
Data storage and data exchange is a key issue of interdisciplinary research projects which focus on environmental field studies and regional modelling. The overall success of such projects depends on ...
Research on the Autocorrelation Detection in Digital Watermarking Techniques
Digital Watermarking Autocorrelation Detection Multiple Watermarking Robustness
2015/12/11
Based on the self-characteristic of digital watermarking techniques and the multi-statistic theory, this paper makes a research on the watermark autocorrelation detection. First, the setting of detect...
Research on the Building Shadow Extraction and Elimination Method
Building Shadow Extraction Shadow Removal Multiple Constraints Edge Detection
2015/12/9
This paper first generalizes the significance and present research situation of the building shadow extraction and elimination method. Then, an approach of automatic extracting shadows of building fro...
Research on Road Extraction Semi-Automatically from High-Resolution Remote Sensing Image
Extraction Road Semi-automation High resolution Remote Sensing LSB-Snake Model Template Matching
2015/12/9
Nowadays, there have substantive research on road extraction automatically form RS images, restricted by low understanding level of images, the automatically extracting method is not robust, and a gre...
Virtual Australia - the Next Generation of Research Investments to Help Shape a Nation
Virtual Spatial information Innovation National Australia
2015/12/3
Australia is currently shaping its strategy for spatial information research for the next decade. This strategy will cover the development of new infrastructure in spatial data systems, frameworks to ...
Analysis on Geographical Changes and Research on Spatio-temporal Patterns
Spatio-temporal Change Analysis Spatio-temporal Change Pattern Change Detection
2015/12/3
As efforts grow to develop spatio-temporal database systems and temporal geographic information systems that are capable of conveying how geographic phenomena change, it is urgent to analyze the impet...
Cross-platform Adaptive GIS Symbolize Research
Symbol Symbol Virtual Machine Virtual Machine Plug-in Symbol Design Tools Symbol Sharing
2015/12/3
This paper proposed a new method for sharing symbols between different GIS platform by using virtual machine technology, the symbol system consist of three parts, they are symbol virtual machine, virt...