搜索结果: 1-15 共查到“Vector data”相关记录22条 . 查询时间(0.062 秒)
ROAD DAMAGE EXTRACTION FROM POST-EARTHQUAKE UAV IMAGES ASSISTED BY VECTOR DATA
Road damage extraction Damage assessment Earthquake UAV images Object-oriented classification Threshold detection
2018/5/11
Extraction of road damage information after earthquake has been regarded as urgent mission. To collect information about stricken areas, Unmanned Aerial Vehicle can be used to obtain images rapidly. T...
ORIENTATION MODELING FOR AMATEUR CAMERAS BY MATCHING IMAGE LINE FEATURES AND BUILDING VECTOR DATA
Direct Georeferencing Feature Line Matching Line Control Orientation Modeling Orientation Parameters
2016/7/27
With the popularity of geospatial applications, database updating is getting important due to the environmental changes over time. Imagery provides a lower cost and efficient way to update the databas...
Integration of vector data and satellite imagery for geocoding
Automatic Image Registration Polygon Matching Feature Extraction Data Integration
2016/5/20
The geocoding of aerial and satellite imagery is traditionally a tedious manual task. Therefore numerous initiatives for automating the geocoding procedure have been started. Among them, the EU projec...
AUTOMATIC DETECTION AND CLASSIFICATION OF DAMAGED BUILDINGS,USING HIGH RESOLUTION SATELLITE IMAGERY AND VECTOR DATA
Earthquake High Resolution Satellite Imagery Damage Map Genetic Algorithm Fuzzy Inference System
2015/12/28
Receiving rapid, accurate and comprehensive knowledge about the conditions of damaged buildings after earthquake strike and other natural hazards is the basis of many related activities such as rescue...
A MULTI-SCALE LINE STRUCTURE FOR PROGRESSIVE TRANSMISSION OF VECTOR DATA ACROSS THE WEB
Multi-scale Line Simplification Multi-way Tree Progressive Transmission
2015/12/23
This paper presents a multi-way tree based multi-scale line structure for progressive transmission of vector data. By topological restraints, the structure maintains the consistent topologicalrelation...
Study on Copyright Authentication of GIS Vector Data Based on Zero-Watermarking
GIS Copyright Authentication Digital Product Vector Data Zero-watermarking Hash
2015/12/18
GIS vector data is closely linked with the development of social economy and national defense, which is of high production cost and high precision, so the copyright protection of GIS vector data means...
Large-Scale Vector Data Displaying for Interactive Manipulation in 3D Landscape Map
3D Landscape Map Large-scale Vector Data Manipulation Displaying
2015/12/16
Displaying large-scale 3D vector data in landscape map is very important, as 3D vector data can provide many important information, such as: precise geographic boundaries, areas, 3D text marks, differ...
Rendering 3D Vector Data Using the Theory of Stencil Shadow Volume
Stencil Buffer Shadow Volume Vector Data Real-time Visualization Terrain Rendering
2015/12/2
In geographical information systems vector data has important applications in the analysis and management of virtual landscapes. Therefore, methods that allow combined visualization of terrain and geo...
Progressive Representation and Generalization of Street Network Vector Data
Cartography Generalization Representation Model Data Structures Algorithms
2015/12/2
Street network vector data is represented as Regular Closed Network. The combinatorial structure of the Regular Closed Network is modelled through abstract cell complex. Two abstraction operators and ...
Improvement of the Fidelity of 3D Architecture Modeling Combining 3D Vector Data and Uncalibrated Image Sequences
3D Modeling 3D Spatial Database Dynamic Visualization Uncalibrated Image Sequences Multiple View Geometry 3D Surface Reconstruction Trinocular Semi-Global Optimization
2015/10/12
The goal of this work is to create a system for improving large architectures models with relatively few uncalibrated image
sequences and produces interactively navigable and photorealistic 3D scene...
A DUAL INTERVAL APPROACH FOR THE ALIGNMENT OF GEOMETRIES IN VECTOR DATA SETS
Cartography GIS Adjustment
2015/8/28
Today, a growing availability of geo datasets can be observed, together with an increasing accessibility of the data via
web-services. In spite of this favourable situation, there are still some prob...
APPLICATION ANALYZE OF GEOMETRIC RECTIFICATION BASED ON VECTOR DATA
Precision Error Geometric Rectification Spatial data Vector data
2015/8/10
Geometric rectification aims at eliminating the difference of geometric shape or position between some data and its reference data. In the practical application, geometric rectification used to proces...
An Approach for The Semantically Correct Integration of a Dtm and 2d Gis Vector Data
GIS Adjustment Integration Modeling
2015/7/7
The most commonly used topographic vector data, the core data of a geographic information system (GIS) are currently twodimensional.
The topography is modelled by different objects which are represen...
INTEGRATION OF GEO IMAGERY AND VECTOR DATA INTO SCHOOL MAPPING GIS DATA-MODEL FOR EDUCATIONAL DECISION SUPPORT SYSTEM IN JORDAN
Spatial Information Sciences Databases GIS Building Integration Decision Support System Georeferencing, Education Planning
2015/6/1
The objective of this work is to build a proper Geographic Information System (GIS) data-model that can be used for school mapping planning, where all schools with attribute data would be available fo...
ERROR MODELLING ON REGISTRATION OF HIGH-RESOLUTION SATELLITE IMAGES AND VECTOR DATA
Geometric Integration Matching Raster Registration Structure Understanding Vector
2015/5/29
Traditionally, image-and-map registration is carried out using low-level image processing techniques. One of inevitable problems resulted from a low-level image processing technique is the need to dec...