搜索结果: 1-15 共查到“测绘科学技术 surveying”相关记录72条 . 查询时间(0.098 秒)
A COMBINED APPROACH FOR SURVEYING COMPLEX COASTAL SITES
Coastal Sites Mobile Mapping System 3D Laser Scanner
2019/3/2
This study presents an integrated approach for reading coastal sites. A process aimed at protecting and enhancing these sites must be developed alongside a targeted interdisciplinary strategy, closely...
A COMBINED APPROACH FOR SURVEYING COMPLEX COASTAL SITES
Coastal Sites Mobile Mapping System 3D Laser Scanner
2019/3/2
This study presents an integrated approach for reading coastal sites. A process aimed at protecting and enhancing these sites must be developed alongside a targeted interdisciplinary strategy, closely...
INTEGRATION OF SURVEYING TECHNIQUES TO DETECT THE IDEAL SHAPE OF A DOME: THE CASE OF THE ESCUELAS PíAS CHURCH IN VALENCIA
Laser scanner Cultural heritage Thermal camera 3D modelling
2019/2/28
The three-dimensional (3D) documentation and surveying of cultural heritage can be carried out following several geomatics techniques such as laser scanning and thermography in order to detect the ori...
ANALYSIS OF THE IMAGE QUALITY OF NO GROUND CONTROLLED POSITIONING PRECISION ABOUT SURVEYING AND MAPPING SATELLITE
Positioning accuracy Modulation Transfer Function Signal to Noise Ratio Quantization Bits degradation data
2018/5/15
The image quality of the surveying camera will affect the stereoscopic positioning accuracy of the remote sensing satellite. The key factors closely related to the image quality are Modulation Transfe...
CHINA’S MISSION IN SURVEYING，MAPPING AND GEOGRAPHIC INFORMATION DURING GLOBAL GOVERNANCE
Global Governance Global Geographic Information Resource Public Goods Scientific and Technological Assistance
2018/5/14
In the new era, it is proposed that China should be transformed from a participant and a cooperator into a designer, an impeller and a leader, continue taking an effect of responsible great power, inc...
FISHEYE MULTI-CAMERA SYSTEM CALIBRATION FOR SURVEYING NARROW AND COMPLEX ARCHITECTURES
Fisheye Photogrammetry Multi-camera Calibration Accuracy Cultural Heritage Survey Narrow Spaces
2018/6/4
Narrow spaces and passages are not a rare encounter in cultural heritage, the shape and extension of those areas place a serious challenge on any techniques one may choose to survey their 3D geometry....
THE XII CENTURY TOWERS, A BENCHMARK OF THE ROME COUNTRYSIDE ALMOST CANCELLED: THE SAFEGUARD PLAN BY LOW COST UAV AND TERRESTRIAL DSM PHOTOGRAMMETRY SURVEYING AND 3D WEB GIS APPLICATIONS
XII century towers Rome Mid-Age countryside Cultural Heritage preservation close-range photogrammetry UAV photogrammetry integrated survey low-cost action camera GPS Web GIS 2D and 3D
2018/3/5
This is the consequence of the phenomenon identified with the “Incasalamento” neologism, described in depth in the following paper, intended as the general process of expansion of the urban society in...
INTEGRATION OF INFRARED THERMOGRAPHY AND PHOTOGRAMMETRIC SURVEYING OF BUILT LANDSCAPE
Infrared Thermography Structure-from-Motion Close-range Photogrammetry Cultural Heritage Data integration
2017/6/20
The thermal analysis of buildings represents a key-step for reduction of energy consumption, also in the case of Cultural Heritage. Here the complexity of the constructions and the adopted materials m...
ACCURACY ASSESSMENT OF POINT CLOUDS GEO-REFERENCING IN SURVEYING AND DOCUMENTATION OF HISTORICAL COMPLEXES
Geo-referencing Point Cloud Registration Architectural Heritage Accuracy
2017/6/20
Terrestrial Laser Scanning (TLS) technique is widely used for documentation and preservation of historical sites by for example creating three-dimensional (3-D) digital models or vectorial sketches. I...
THE USE OF 3D SCANNING AND PHOTOGRAMMETRY TECHNIQUES IN THE CASE STUDY OF THE ROMAN THEATRE OF NIKOPOLIS. SURVEYING, VIRTUAL RECONSTRUCTION AND RESTORATION STUDY.
Theatre Roman Nikopolis 3D scanning Photogrammetry Monument Restoration
2017/4/5
The aim of this paper is to present the specific methods by which 3D scanning and photogrammetric techniques were incorporated into the architectural study, the documentation and the graphic restorati...
ASSESSMENT OF A STATIC MULTIBEAM SONAR SCANNER FOR 3D SURVEYING IN CONFINED SUBAQUATIC ENVIRONMENTS
3D modelling accuracy assessment Mechanical Sonar Scanner Terrestrial Laser Scanner
2016/11/11
Mechanical Scanning Sonar (MSS) is a promising technology for surveying underwater environments. Such devices are comprised of a multibeam echosounder attached to a pan & tilt positioner, that allows ...
CALIBRATION OF THE SR4500 TIME-OF-FLIGHT CAMERA FOR OUTDOOR MOBILE SURVEYING APPLICATIONS: A CASE STUDY
SR4500 ToF Cameras Calibration Outdoor dynamic acquisitions
2016/11/11
3D-cameras based on Time-of-Flight (ToF) technology have recently raised up to a commercial level of development. In this contribution, we investigate the outdoor calibration and measurement capabilit...
ACCURACY AND SPATIAL VARIABILITY IN GPS SURVEYING FOR LANDSLIDE MAPPING ON ROAD INVENTORIES AT A SEMI-DETAILED SCALE: THE CASE IN COLOMBIA
GPS horizontal accuracy Road inventory Spatial variability
2016/7/8
The accuracy of locating attributes on topographic surfaces when, using GPS in mountainous areas, is affected by obstacles to wave propagation. As part of this research on the semi-automatic detection...
APPLICATION OF DSM IN OBSTACLE CLEARANCE SURVEYING OF AERODROME
Obstacle Clearance Surveying Obstacle Limitation Surface Digital Surface Model
2016/7/8
Compared to the wide use of digital elevation model (DEM), digital surface model (DSM) receives less attention because that it is composed by not only terrain surface, but also vegetations and man-mad...
UAV SURVEYING FOR A COMPLETE MAPPING AND DOCUMENTATION OF ARCHAEOLOGICAL FINDINGS.THE EARLY NEOLITHIC SITE OF PORTONOVO
Archaeology Laser Scanner Digital Dense Map Close Range Photogrammetry UAV Excavation 3D Documentation
2016/7/5
The huge potential of 3D digital acquisition techniques for the documentation of archaeological sites, as well as the related findings, is almost well established. In spite of the variety of available...