搜索结果: 16-30 共查到“测绘科学技术 Production”相关记录103条 . 查询时间(0.156 秒)
Practical Experiences in Photogrammetric Production with Digital Frame Camera Imagery
Digital camera Automation Integration Triangulation DEM/DTM Orthorectification
2015/12/18
Since the first introduction of large format digital frame cameras at the ISPRS2000 conference, these systems have matured and are now widely used in production, by and by replacing film cameras. The ...
Evaluation of Possibility of Ortho Image Production Using Spot5 Single Image
Ortho Imagery Digital Map Accuracy Analysis Layer SPOT5
2015/12/17
As availability of high-resolution satellite imagery increases, the interests on the image maps using satellite imagery have been focused the production of thematic maps or accuracy improvement of dig...
Analyzing DMC Performance in a Production Environment
Aerial Photogrammetry Accuracy Assessment Digital Photogrammetry
2015/12/17
Since December 2004 the Institut Cartogràfic de Catalunya (ICC) has taken more than 135 000 digital aerial images with two Digital Mapping Cameras (DMC) from ZEISS/INTERGRAPH (Z/I). After three years ...
Aspects of the DSM Production with High Resolution Images
Photogrammetry High resolution DEM/DTM Production Matching Precision
2015/12/17
This paper deals with the production of digital surface models (DSM) from high resolution images. The paper explains why the quality of the dense DSM depends on the quality of input data and data comp...
3D Crater Database Production on Mars by Automated Crater Detection and Data Fusion
Planetary mapping Geology Automation Imagery GIS DEM/DTM Fusion Algorithms
2015/12/17
Impact crater databases are a key resource for planetary geologists. Uses include studies of relative and absolute surface (age) chronologies, erosional processes, hydrological evolution and climate h...
1:25.000 Scaled Photogrammetric Map Production System
Photogrammetry DEM Orthophoto Production System Automatic Feature Extraction
2015/12/16
By applying the latest developments occurring in photogrammetry to the map production systems, important reductions in map production costs are obtained. For instance, by starting to use digital camer...
Radiometric Block-Adjustment of Satellite Images Reference3d® Production Line Improvement
SPOT Radiometry Mosaic Block Multitemporal Orthoimage
2015/12/16
One layer of global geographic database Reference3D® is an image mosaic (5m resolution) made exclusively from panchromatic SPOT5-HRS images. In order to improve Reference3D® production line,...
A Simpler Method for Large Scale Digital Orthophoto Production
Orthophotography Point Cloud Terrestrial Laser Scanning
2015/12/16
Digital orthophotography has been a powerful tool for large scale geometric documentation of monuments for over a decade.
However, several factors prevent the smooth implementation of commercially av...
Verification of the Accuracy of a Real-time Optical 3D-Measuring System on Production Line
Accuracy Verification Real-time Optical Measurement Industrial Production
2015/12/14
Verifying the accuracy of a real-time optical 3D-measuring system on production line has been problematic in many senses. Reasons
for this arise from the production line environment as well as the bu...
INTRODUCING NOVEL GENERATION OF HIGH ACCURACY CAMERA OPTICAL-TESTING AND CALIBRATION TEST-STANDS FEASIBLE FOR SERIES PRODUCTION OF CAMERAS
Fisheye Camera Calibration Single-Shot Camera Calibration Calibration Test-Stands Automated Calibration Test-Stand Design Camera Alignment-Testing Camera Optical-Testing
2016/1/15
The recent advances in the field of computer-vision have opened the doors of many opportunities for taking advantage of these techniques and technologies in many fields and applications. Having a high...
GeoDatabase Centric Orthoimage Production Using ArcGIS ImageServer
Imagery Management Production Orthoimage Parameters
2015/12/11
In traditional image production workflows, imagery is processed in multiple steps, with the imagery being sampled multiple times, and being read and written to disk multiple times. This reduces image ...
Error Propagation in the Production of DEM-DOM-DLG by Digital Photogrammetry
Error Propagation Digital Photogrammetry Sequential Gaussian Simulation
2015/12/3
This paper adopts the stochastic simulation method that pertains to geostatistics, on the basis of simulated DEM realizations with spatial autocorrelation errors, to explore the error propagation mech...
Technical design is a crucial part of project implementation and main basis for organizing production. With the development of surveying and mapping technology and its system, spatial data show more n...
Accurate DSM Production from Unmanned Helicopter Systems
DSM High Resolution Photogrammetry UAV
2015/11/24
Since the previous ISPRS conference in 2004 there have been several developments in modern navigation and earth observation. One of the new developments is accurate production of dense Digital Surface...
The Method on Generating LAI Production by Fusing BJ-1 Remote Sensing Data and MODIS LAI Product
Vegetation Computer Simulation MODIS Fusion BJ-1 Remote Sensing Priori Knowledge
2015/11/23
LAI (Leaf Area Index) is the more important parameter of vegetation canopy, which can depict their growth course. So LAI inversion from remote sensing observations is the hot study field, especially f...