搜索结果: 1-15 共查到“航空摄影测量 Digital”相关记录52条 . 查询时间(0.125 秒)
COMPARISON OF DIGITAL SURFACE MODELS FOR SNOW DEPTH MAPPING WITH UAV AND AERIAL CAMERAS
snow height dense point cloud digital surface model aerial camera
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2016/11/30
Photogrammetric workflows for aerial images have improved over the last years in a typically black-box fashion. Most parameters for building dense point cloud are either excessive or not explained and...
AUTOMATIC GENERATION OF BUILDING MAPPING USING DIGITAL,VERTICAL AND AERIAL HIGH RESOLUTION PHOTOGRAPHS AND LIDAR POINT CLOUDS
Cartography Automatic Extraction Photogrammetry Aerial Photographs Image Segmentation
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2016/11/23
The objective of this research is automatic generation of buildings in the interest areas. This research was developed by using high resolution vertical aerial photographs and the LIDAR point cloud th...
PREPARATION OF THE DIGITAL ELEVATION MODEL FOR ORTHOPHOTO CR PRODUCTION
Airborne Laser Scanning Digital Elevation Model Orthorectification Surface Modelling True Orthophoto
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2016/7/27
The Orthophoto CR is produced in co-operation with the Land Survey Office and the Military Geographical and Hydrometeorological Office. The product serves to ensure a defence of the state, integrated ...
ASSESSMENT OF THE QUALITY OF DIGITAL TERRAIN MODEL PRODUCED FROM UNMANNED AERIAL SYSTEM IMAGERY
Unmanned Aerial Systems Aerial Imagery Digital Terrain Model Assessment of Quality Application
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2016/7/5
Production of digital terrain model (DTM) is one of the most usual tasks when processing photogrammetric point cloud generated from Unmanned Aerial System (UAS) imagery. The quality of the DTM produce...
VERIFICATION OF POTENCY OF AERIAL DIGITAL OBLIQUE CAMERAS FOR AERIAL PHOTOGRAMMETRY IN JAPAN
Digital Oblique Aerial Camera Oblique Images Photogrammetric Accuracy Bundle Adjustment Oblique Viewer
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2016/7/4
Digital oblique aerial camera (hereinafter called “oblique cameras”) is an assembly of medium format digital cameras capable of shooting digital aerial photographs in five directions i.e. nadir view a...
Triangulated Digital Elevation Model: definition of a new representation
DEM structure DEM generation TIN regular network DEM quality criterion
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2016/5/23
In this paper we discuss about the need of a new DEM representation for simulation in GIS. This leads us to analyse through quality criteria the current DEM structures. Then we propose a new DEM repre...
Digital aerial triangulation for DTM and orthophoto generation
Digital aerial triangulation DTM orthophoto generation
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2016/5/20
Automatic Digital Aerial Triangulation has been implemented at the Institute of Geodesy and Cartography in 1997 on the ImageStation 6487 INTERGRAPH. Several blocks of B/W aerial photographs in the sca...
MAPPING AND UPDATING MAPS IN DENSE URBAN REGIONS USING HIGH RESOLUTION DIGITAL AIRBORNE IMAGERY,SURFACE MODELS AND OBJECT-BASED CLASSIFICATION
Classification HRSC-AX Ultracam Feature detection Multi-spectral remote sensing Airborne remote sensing
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2015/12/31
Over the last couple of years more and more analogue airborne cameras were replaced by digital cameras. Digitally recorded image data show significant advantages to film based data. Digital aerial pho...
DIGITAL TERRAIN ANALYSIS USING AIRBORNE LASER SCANNER (LIDAR) DATA FOR NATURAL HAZARD ASSESSMENT
DEM Thematic maps Aerial Survey Visualization Numerical Simulation Hazard Assessment
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2015/12/29
The airborne laser scanner (LiDAR) adopted recently permits creation of a more high resolution digital elevation model (DEM). Since the airborne laser scanner can measure the elevation under vegetatio...
DEM CREATION OF A SNOW COVERED SURFACE USING DIGITAL AERIAL PHOTOGRAPHY
Aerial Photogrammetry DSM Digital Photogrammetry Spatial Modeling Snow Image Matching High-resolution Image
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2015/12/28
Seasonal snow plays a vital role in the world's water resources. In some areas, seasonal snow melt provides water for agriculture, industry, hydro-electricity generation and urban water supply. Accura...
DIGITAL PHOTOGRAMMETRIC PRODUCTS FROM AERIAL IMAGES,USED FOR IDENTIFYING AND DELIMITING FLOOD RISK AREAS
Aerial Photogrammetry Digital Elevation Model Image Understanding Feature Extraction Flooding Hazard
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2015/12/28
Using the strategy applied by Federal Agency of Emergency Management from USA, geo-referenced photogrammetric products and digital water height data, recorded during floodings, can be used for generat...
E-FOTO:AN EDUCATIONAL DIGITAL PHOTOGRAMMETRIC WORKSTATION
E-learning Joint-Education Digital Photogrammetry System Integration Geography Aerial Photogrammetry Image Understanding Computer-Assisted Teaching
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2015/12/22
The idea behind the E-FOTO project is to offer a simple set of software and didactic material that could help students understand the principles behind Photogrammetry. The project is basedupon two mai...
A New Web-Based Geo-Information Service Approach with Digital Measurable Image toward Direct Virtual Reality
Internet GIS Visualization Close Range Photogrammetry Coding
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2015/12/17
A new web-based geo-information service approach with digital measurable image (DMI) from direct dereference system is proposed to construct the geo information infrastructures for the web service on ...
The National Project and Its Application in the Field of Digital Photogrammetry in the First Year of Romanian's Integration in the European Union
Aerial Photogrammetry Data Management Digital Photogrammetry
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2015/12/11
The process of Romania’s integration in EU went along with the obligation of aligning to the community legislation and standards, including the spatial data infrastructure. Thus, the 2005 Working Proj...
Automatic Peaks Extraction from Normalized Digital Surface Model (NDSM);
Remote Sensing DEM Peaks Photogrammetry NSDM Morphology
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2015/12/9
Automatically extraction of peaks from 3D Digital models such as Digital Elevation model (DEM),Digital surface model (DSM) and Normalized Digital surface model (NDSM) is as important as image comprehe...