搜索结果: 121-135 共查到“工学 GIS”相关记录1560条 . 查询时间(0.157 秒)
MULTI-CRITERIA GIS ANALYSES WITH THE USE OF UAVS FOR THE NEEDS OF SPATIAL PLANNING
UAV Spatial Analyses Planning System Monitoring of Changes in Space
2016/7/5
Utilization of Unmanned Aerial Systems (UAVs) in agriculture, forestry, or other environmental contexts has recently become common. However, in the case of spatial planning, the role of UAVs still see...
3D urban GIS on the WEB: Data structuring and visualization
3D urban GIS WEB Data structuring visualization
2016/5/23
The maintenance, visualization and query of 3D urban data has always been problematic due to the complexity of geometry, diversity of attribute information, large amounts of data, demanded comprehensi...
Topological data modelling for 3D GIS
3D GIS topological data model space partition topological properties topological relationships
2016/5/23
3D data modelling is one of the key problems within research works of 3D GIS. This paper focused on the research of a topological model based on space partition for 3D GIS. Firstly the formal definiti...
Automatic classification of remote sensing data for GIS database revision
Automatic classification remote sensing data GIS database revision
2016/5/23
Geographic information systems (GIS) are dependent on accurate and up-to-date data sets. The manual revision of GIS data is very cost and time consuming. On the other hand more and more high resolutio...
Sketch-based image retrieval in an integrated GIS environment
Image Retrieval Spatial Information Management Systems
2016/5/23
The intelligent retrieval of images from large databases is receiving increased attention in the computer vision community. In this paper we address this problem considering the particularities of ima...
Modelling and analyzing earthquake induced building damages in a GIS
Modelling analyzing earthquake induced building damages GIS
2016/5/23
After a catastrophe like an earthquake a quick assessment of the damages has to be carried out in order to initiate repair actions. Especially building damages have to be recorded, in order to be able...
Toward automatic updating of the Israeli national GIS - phase II
Updating GIS-Driven Change Detection & Identification Geo-referencing
2016/5/20
Spatial Information revision and updating is the main concern and production effort of maintaining the ever-growing GIS systems and spatial data bases. Developing easily effected automatic updating me...
Hybrid spatial analysis operations as a foundation for integrated GIS
Hybrid Analysis Spatial Analysis Integrated GIS
2016/5/20
In many applications, especially when remote sensing data are needed, both vector and raster data have to be processed in a GIS. Usually this takes place through different conversion methods after the...
Cooperative algorithms and techniques of image analysis and GIS
Integration Fusion Revision Update Image Analysis Interpretation
2016/5/20
During the past data fusion has become an important issue in remote sensing image analysis. Image analysts benefit very much from fusion products, e.g. merged optical and radar imagery, which provide ...
The aim of this paper is to implement a system design and its application for the solutions of the problems in the lot production activities with geographic information systems. To do so, activities o...
Data uncertainty in a hybrid GIS
Data Uncertainty Data Quality Hybrid GIS Raster-Vector-Conversion Polygon Overlay
2016/5/20
The paper presents a new approach for integrating data uncertainty into a hybrid GIS environment. Such a hybrid system can process raster data as well as vector data in an integrated manner taking unc...
Integration of image analysis and GIS for 3D city modeling
Integration image analysis GIS 3D city modeling
2016/5/20
Integration of image analysis and GIS for 3D city modeling.
Revision of built-up areas in a GIS using satellite imagery and GIS data
GIS Update Small-Scale Image Analysis Texture Linear Feature Point Detection
2016/5/20
In general, built-up areas or populated places are significantly changing within the revision interval of a GIS (Geographic Information System) or map. In this paper we present a method by means of wh...
Delineation of eco watersheds by integration of Remote Sensing and GIS techniques for management of water and land resources
Eco watersheds PC analysis Water Resources Hierarchical Clustering
2016/5/20
Present study describes the concept of eco-watersheds. Eco watershed is described as the homogenous watershed which have similar characteristics for natural resources development and management practi...