搜索结果: 1-15 共查到“测绘科学技术 Aspects”相关记录38条 . 查询时间(0.078 秒)
TECHNICAL ASPECTS RELATED TO THE APPLICATION OF SFM PHOTOGRAMMETRY IN HIGH MOUNTAIN
Alpine Environment Glaciology Photogrammetry Structure-from-Motion UAV/UAS
2018/6/5
Structure-from-Motion (SfM) photogrammetry is a flexible and powerful tool to provide 3D point clouds describing the surface of objects. Due to the easy transportability and low-cost of necessary equi...
SOME ASPECTS OF SATELLITE IMAGERY INTEGRATION FROM EROS B AND LANDSAT 8
Image Processing Fusion data Pan-sharpening Multispectral imagery IHS resolution merge Brovey transform
2016/11/23
The Landsat 8 satellite which was launched in 2013 is a next generation of the Landsat remote sensing satellites series. It is equipped with two new sensors: the Operational Land Imager (OLI) and the ...
COGNITIVE ASPECTS OF COLLABORATION IN 3D VIRTUAL ENVIRONMENTS
3D visualization decision making human-machine interaction
2016/7/8
Human-computer interaction has entered the 3D era. The most important models representing spatial information — maps — are transferred into 3D versions regarding the specific content to be displayed. ...
QUALITY ASPECTS OF AERIAL DIGITAL ORTHOPHOTOS, THE PRODUCERS POINT OF VIEW
Orthoimage Quality
2016/7/8
The paper gives an overview on the problems occurring during commercial digital orthophoto (DOP) production. There is a wide variety in requirements on orthophotos. It is no problem to produce good or...
TECHNICAL ASPECTS FOR THE CREATION OF A MULTI-DIMENSIONAL LAND INFORMATION SYSTEM
5-dimensional modelling Level of Detail Selective modelling
2016/7/8
The complexity of modern urban environments and civil demands for fast, reliable and affordable decision-making requires not only a 3D Land Information System, which tends to replace traditional 2D LI...
CHOSEN ASPECTS OF THE PRODUCTION OF THE BASIC MAP USING UAV IMAGERY
Photogrammetry Unmanned Aerial Vehicle Orthoimage Geodesy Mapping
2016/7/5
For several years there has been an increasing interest in the use of unmanned aerial vehicles in acquiring image data from a low altitude. Considering the cost-effectiveness of the flight time of UAV...
Radiometric and Geometric Quality Aspects of the Large Format Aerial Camera ULTRACAM XP
Digital aerial camera Large format image Radiometry Geometry
2016/1/25
UltraCamXp is the new flagship camera product which introduced in 2008 at the ISPRS Conference and Exhibition in Beijing by Vexcel Imaging (a Microsoft Company). This paper will give a technical overv...
Status report of the EuroSDR project "Radiometric aspects of digital photogrammetric airborne images"
Calibration Photogrammetry Radiometry
2016/1/25
Status report of the EuroSDR project "Radiometric aspects of digital photogrammetric airborne images" .
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...
Establishment and Evaluation Aspects of Cyprus GPS Permanent Network for Mapping Applications
Navigation GPS/INS Spatial Infrastructures Urban Value-added System Mobile Mapping
2015/12/16
The study describes the design, installation, testing and use of a pilot permanent GPS stations network in Cyprus, for mapping purposes. In addition, it evaluates its operation in order to produce the...
Geometric Aspects Concerning the Photogrammetric Workflow of the Digital Aerial Camera UltraCamX
Photogrammetry Digital Camera Calibration Aerial
2015/11/20
In this paper we give a detailed description of the photogrammetric workflow recommended for the large format digital aerial camera UltraCamX. This includes image pre-processing, automated aerotriangu...
Aspects of the Standardization of Senson and Data Fusion of Remote Sensing Data
Standards Fusion Algorithms Sensor Classification Remote Sensing
2015/11/20
Owing to continuous developments in technology and new requirements single sensor measurements are faced with constraints in their accuracy and thus in the applicability of their results. An innovativ...
GEOMETRICAL ASPECTS OF AIRBORNE LASER SCANNING AND TERRESTRIAL LASER SCANNING
Airborne Laser Scanning Terrestrial Laser Scanning LiDAR Geometry Orientation Registration Segmentation Calibration Digital Terrain Model DTM
2015/11/10
This paper reviews the current state of laser scanning from airborne and terrestrial platforms for geometric reconstruction of object shape and size. The current performance figures of sensor systems ...
ASPECTS OF ERROR PROPAGATION IN MODERN GEODETIC NETWORKS
Geodetic networks precision datum criterion matrix variance propagation geographic information services coordinate transformation services
2015/9/28
Spatial information Web services are beginning to be used for disseminating general purpose (mapping-grade) geographic information. They allow integrated use of geolocated data from varied sources by ...
Relative orientation in a stereo pair (establishing 3D epipolar geometry) is generally described as a rigid body transformation, with one arbitrary translation component, between two formed bundles of...