搜索结果: 151-165 共查到“工学 GEO-C”相关记录199条 . 查询时间(0.093 秒)
GEO-REFERENCED MAPPING USING AN AIRBORNE 3D TIME-OF-FLIGHT CAMERA
Range Imaging UAV real time 3D geometric mapping elevation model
2014/6/5
This paper presents the first experience of a close range bird's eye view photogrammetry with range imaging (RIM) sensors for the real time generation of high resolution geo-referenced 3D surface mode...
The Combination of Indigenous Knowledge and Geo-Informatics for Water Harvesting Siting in the Jordanian Badia
GIS Indigenous Knowledge Water Harvesting Arid Lands, Jordan
2013/3/5
Jordan is located in an arid to semi arid region where around 90% of its land receives an average annual precipitation of less than 100 mm while only 3% of the land receives an average annual precipit...
快速获得可靠的实际机动点火时段,可以有效缩短GEO卫星在整个导航星座中的不可用时段。针对GEO卫星的星下点运动特性,提出了同步根数加东西漂移加速度的运动参数集,验证了7参数模型对10分钟窗口轨迹拟合的可行性。基于东西定点机动的工作原理,提出联合半长轴拟合序列和测站测距拟合-预报残差RMS序列的机动监视方法。利用C波段转发测距资料,对某GEO 卫星包含变轨弧段在内的1天数据进行了开窗运动学拟合分析,...
为实现农田环境质量数据的在线共享、查询统计与评价分析服务,该文结合地统计学及农田环境质量监测相关专业知识建立采样点布设优选评价模型,并基于GIS、GNSS、角色访问控制等技术,设计开发了农田环境动态监测与评价分析系统。应用证明,系统采用Geo-WebServices技术能够实现分布式存储的极高分辨率遥感影像和大比例尺基础地理数据等数据服务的实时在线集成与共享,提高了数据分析精度,也解决了高精度基础...
CARDINAL DIRECTION RELATIONS QUERY MODELING BASED ON GEO-ONTOLOGY
Direction relations Query Model Digital gazetteer Spatial reasoning
2014/4/25
Direction relations, as an important spatial relationship, is simply expressed as object prosperity in traditional geo-ontology. The lacking of explicit specifications and reasoning rules of direction...
DETERMINATION OF EXTERIOR ORIENTATION PARAMETERS THROUGH DIRECT GEO-REFERENCING IN A REAL-TIME AERIAL MONITORING SYSTEM
Real-time Aerial Monitoring Multi-sensor System Direct Geo-referencing Disaster Response Unmanned Aerial Vehicle (UAV)
2014/4/25
Rapid responses for emergency situations such as natural disasters or accidents often require geo-spatial information describing the on-going status of the affected area. Such geo-spatial information ...
A KML-BASED APPROACH FOR DISTRIBUTED COLLABORATIVE INTERPRETATION OF REMOTE SENSING IMAGES IN THE GEO-BROWSER
Image Interpretation Distributed Collaboration Collaborative interpretation KM GeoGlobe
2014/4/28
Existing implementations of collaborative image interpretation have many limitations for very large satellite imageries, such as
inefficient browsing, slow transmission, etc. This article presents a...
Creation of a Geo-Spatial Database to Analyse Railways in Europe (1830-2010). A Historical GIS Approach
Railways Historical GIS Historical Geography Europe
2013/3/5
The GIS is a tool that allows us to study the logic of the distribution of phenomena that occur on the Earth’s surface. In this article, we propose exploring its potential for historical research over...
Environmental and Geo-Referenced Information Modeling for Sustainable Development in Iran
GIS RS Land Use Planning Geo-Referenced Information Sustainable Development Environment
2013/3/5
By providing Geo-referenced information, which serves as an important tool for decision-making in land use planning, national mapping agencies can help provide effective monitoring of environmental re...
2011年10月18-20日,GEO-QA4EO“对地观测数据质量保障”研讨会在英国RAL(Rutherford Appleton Laboratory,卢瑟福·阿普尔顿实验室)举行,本次会议由GEO(Group on Earth Observation,政府间对地观测组)和CEOS(Committee on Earth Observation Satellites,国际卫星对地观测委员会)的WG...
GIS assist in specific planning and decision-making processes in irrigation through the input, spatial analysis and output of relevant information. The real strength of GIS is its ability to integrate...
UAS FOR GEO-INFORMATION: CURRENT STATUS AND PERSPECTIVES
UAV UAS Sensors Photogrammetry Lidar Geo-Information, Regulation
2014/5/9
Recent and ongoing developments of state-of-the-art sensor technologies have resulted in smaller and lighter photogrammetric
cameras with IMU, lidar scanners and other sensors that can now be integr...
A VISUAL NAVIGATION SYSTEM FOR UAS BASED ON GEO-REFERENCED IMAGERY
UAS Terrain-aided Navigation Sensor Fusion Visual Navigation Inertial Sensors
2014/5/9
This article presents an approach to the terrain-aided navigation
problem suitable for unmanned aerial vehicles flying at low altitude. The problem of estimating the state parameters of a ʂ...
AN ONTOLOGY-BASED APPROACH TO INCORPORATE USER-GENERATED GEO-CONTENT INTO SDI
Spatial Information Sciences Technology Data mining Query
2014/5/8
The Web is changing the way people share and communicate information because of emergence of various Web technologies, which
enable people to contribute information on the Web. User-Generated Geo-Co...