搜索结果: 1-14 共查到“工程测量技术 spatial”相关记录14条 . 查询时间(0.312 秒)
Research on China Western Spatial Data Quality Control and Evaluation Technique System
Spatial Data Quality Control Digital Linear Graphic Cloud Model Western Area
2015/12/18
The national western spatial data quality check method based on entity and evaluation method based on the cloud theory and rough set have been put forward according to the National Western Surveying a...
The Danish Way to a National Spatial Data Infrastructure, Poul Frederiksen, National Survey and Cadastre
National Mapping Infrastructure eGovernment Public Administration Standardization
2015/12/18
In Denmark, location is a recognized gateway to eGovernment and public administration. The National Survey and Cadastre (KMS) participates in a range of public partnerships that work towards the gener...
Integrating Object-Based Classification and One-Class Support Vector Machines in Classifying a Specific Land Class from High Spatial Resolution Images
Object-Based Classification One-Class Support Vector Machines High Spatial Resolution Imagery
2015/12/17
Remote sensing techniques have been commonly used to map land cover and land use types. For many applications, users may only be interested in a specific land class in an image such as extracting urba...
Temporal-Spatial Dynamic Characteristic of Vegetation in the Area of Continued Hydropower Station Construction in the Upper Reach of the Yellow River
Temporal-Spatial Dynamic Eco-environmental Impact Hydropower Development Yellow River
2015/12/11
The hydropower station construction produced serious impacts on the regional eco-environment. The most obvious characteristics of the impacts caused by the cascade hydroelectric development are progre...
Spatial Data Uncertainty Management
Knowledge Classification Knowledge Management Contextual Modelling
2015/12/11
The paper deals with the relations between knowledge management, uncertainty and the context evaluation on the background of the new possibilities of information technologies that can help us to carry...
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 ...
Spatial Road Network Extraction from Multi Spectral Remote Sensing Images with FCD
Local Moran’s I statistics Floating Car Data (FCD)
2015/12/9
This paper presents an automatic methodology for spatial road network extraction from multi spectral remote sensing images with floating car data. Basically, it can be divided into two steps. In the f...
Accuracy of Lacunarity Algorithms in Texture Classification of High Spatial Resolution Images from Urban Areas
Accuracy Algorithms Texture Classification High Resolution Urban
2015/12/8
Lacunarity based measures can be described as texture recognition approaches that provide a flexible yet theoretically consistent mean of characterizing the morphology of urban spatial patterns across...
Indoor SPATIAL Analysis Using Space Syntax
Accessibility 3D GIS 3D models Connectivity Space syntax
2015/12/3
Accessibility typically has been applied to urban or transportation problems two dimensionally. However, in large complex buildings as shopping centers or hospitals, inter-spatial accessibility among ...
Connected 2D and 3D Visualizations for the Interactive Exploration of Spatial Information
Geovisualization Three-dimensional representation Interactive
2015/12/3
This paper describes the concepts and the successful prototypal implementation of interactively connected 2D information visualizations and data displays in 3D virtual environments for the interactive...
Generating Progressively Spatial Data Streaming for Adaptively Mobile Visualization
Progressive Transmission Visualization Compression Simplification Vector Data
2015/12/3
This paper proposes and implements a new solution for generating progressive vector lines and polygons data streaming for adaptive visualizations on small mobile devices. The proposed solution firstly...
GEOINFORMATION FOR SUSTAINABLE DEVELOPMENT SPATIAL AND STRUCTURAL ANALYSIS OF DEFORESTATION IN AN URBAN AREA SINCE 1950:THE POINTE-NOIRE CASE STUDY (R.OF CONGO)
Photogrammetry remote sensing GIS modelisation sustainable development urbanisation Congo, deforestation risks predictability
2015/2/3
Nowadays several discussions exist about the dramatic expansion of environmental degradation and the solution considered is sustainable development. This requires a great knowledge of the ecosystem pa...
将地籍地块间空间拓扑关系的判断分为2个层次来处理:2个简单地块间空间拓扑关系的判断;1个简单地块与1个复合地块间空间拓扑关系的判断。2个简单地块间空间拓扑关系的判断可直接利用Oracle Spatial提供的空间关系查询操作算子来实现;复合地块和简单地块间空间拓扑关系的判断,按照双四元交模型(D4I)的思想,将其转化为2组简单地块,然后利用Oracle Spatial的空间关系查询操作算子来处理。...
gradient analysis of landscape pattern spatial-temporal changes in beijing metropolitan area, china
gradient analysis landscape metrics spatio-temporal urban expansion
2016/4/11
The gradient based landscape metrics analysis is now widely used to study the landscape pattern change in respond to urbanization.In order to discover the Beijing metropolitan area landscape pattern s...