搜索结果: 1-15 共查到“大地测量技术 Digital”相关记录22条 . 查询时间(0.203 秒)
Mosaicking of Digital Elevation Models derived by SAR interferometry
Mosaicking Digital Elevation Models derived SAR interferometry
2016/5/20
In the framework of the Shuttle Radar Topography Mapper (SRTM) Mission the generation of high-quality Digital Elevation Models (DEMs) with global coverage of the earth's surface is envisaged. In this ...
Development & assessment of the global land one-km base elevation Digital Elevation Model (GLOBE)
Environmental variables Global Database Topography
2016/5/20
The Global Land One-kilometer Base Elevation (GLOBE) digital elevation model is the most thoroughly designed, reviewed, and documented global digital elevation dataset to date. GLOBE was developed by ...
High resolution digital terrain models of shallow lake basins - Towards modelling dynamics of sedimentation for multithematic ecosystems research
High resolution digital terrain models shallow lake basins Towards modelling dynamics sedimentation multithematic ecosystems research
2016/5/20
Research on GIS applications in the real world context has to be strengthened besides developing GIS application software itself. An ecologically important field of applications is the integration of ...
VisionMap A3 - the New Digital Aerial Mapping System: Basic Principles and Workflow
Digital Camera GPS/INS High Resolution Colour Design Cost Performance
2015/12/18
VisionMap was established in 2004 in order to develop a new automatic mapping system. Today the system is fully operational and the paper will discuss the system design, the operational functions, wor...
MARS:High-Resolution Digital Terrain Model and Ortho-Image Mosaic on the Basis of MEX/HRSC Data
Adjustment Orientation Block Bundle DEM/DTM Mosaic Orthoimage
2015/12/17
The High Resolution Stereo Camera (HRSC) onboard the European Space Agency’s (ESA) Mars Express (MEX) has been orbiting Mars since December 2003. One of the main aims is to cover Mars globally in colo...
Using in Volume Computing of Digital Close Range Photogrammetry
Volume Computing 3D Model Close Range Photogrammetry
2015/12/8
It is important to know cutting and filling volumes in many survey, engineering and mining works. Volume calculation, generally, are completed with classic surveying methods. The trapezoidal method (r...
A Framework for the Fusion of Digital Elevation Models
Multi-source data Fusion Integration Quality Control Spatio-temporal Digital Elevation Model
2015/12/3
In recent years, collection and processing techniques for Digital Elevation Models (DEMs) generation have improved rapidly, allowing surfaces to be represented with more detail and accuracy. Fusion of...
3D Modeling and Data Organization of Power Transmission based on Digital Earth
Digital Earth LOD Power Transmission GIS Modeling Data Organization
2015/12/2
Since the moment Google Earth launched by Google company, the subject of geographic information system (GIS in short) has made great progress. While, the traditional two-dimensional and three-dimensio...
A Systematic Classification Research of Topographic Descriptive Attribute in Digital Terrain Analysis
DEM Classification Terrain Attributes Digital Terrain Analysis Geomorphology Hydrology
2015/12/2
Topographic attributes (TAs) play an important role in quantitatively describing the characteristics of landform and its structure. At present, TAs are classified from different views by many scientis...
Results of A Performance Test of a Dual Mid-Format Digital Camera System
medium format dual-head camera direct georeferencing empirical test geometric performance
2015/11/23
The low weight and the relatively low cost of medium format digital cameras have pushed the use of those units for aerial survey. These medium format cameras are often used as secondary sensors togeth...
requirements for an orientation and calibration standard for digital aerial cameras and related sensors
Sensor Orientation Calibration GPS INS Standardization ISO
2015/9/1
Though the ISPRS has had standardization on its agenda for a long time the progress was slow and the output of completed document is still limited. The reasons are manifold: lack of awareness of stand...
Experiment on precision of camera calibration of non-metric digital cameras
Precision Calibration Camera Digital Non-Metric Orientation Distortion Experiment
2015/8/24
Although many camera calibration methods for a non-metric digital camera have been proposed, there are few reports on the precision of calibration results. Therefore, we conducted a field experiment i...
LINE VORONOI DIAGRAM BASED INTERPOLATION AND APPLICATION TO DIGITAL TERRAIN MODELLING
triangulation reconstruction technology
2015/6/1
Local coordinates based on the Voronoi diagram are used in natural neighbour interpolation to quantify the “neighbourliness” of
data sites. In an earlier paper, we have extended the natural neighbour...
UPDATING DIGITAL GEOGRAPHIC DATABASE USING VEHICLE-BORNE LASER SCANNERS AND LINE CAMERAS
Data Fusion Vehicle-borne
2015/6/1
VLMS is a mobile mapping system, where three single-row laser range scanners, six line CCD cameras as well as a GPS/INS based
navigation unit are mounted on a van, measuring object geometry as well ...
By means of the progress in photogrammetry; it is now possible to produce the maps of huge areas more quickly and economically
but the production steps are still expensive and time consuming. In rec...