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A Framework for the Fusion of Digital Elevation Models
Multi-source data Fusion Integration Quality Control Spatio-temporal Digital Elevation Model
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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...
Error Propagation in the Production of DEM-DOM-DLG by Digital Photogrammetry
Error Propagation Digital Photogrammetry Sequential Gaussian Simulation
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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...
Selection and Customization of an Integrated Digital Photogrammetric Workstation + GIS Configuration and Optimization of the Interoperability within the Workflow for Updating the Belgian Topographical Reference Database
Integration Digital Photogrammetry GIS Configuration Interoperability Updating Databases
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2015/12/3
Within a tender, we compared seven ‘young’ configurations that each combine a Digital Photogrammetric Workstation (DPW) with a GIS. This paper shows the requirements that were not fulfilled by at leas...
3D Modeling and Data Organization of Power Transmission based on Digital Earth
Digital Earth LOD Power Transmission GIS Modeling Data Organization
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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...
Animating Basic Operations for Digital map Generalization with Morphing Techniques
Cartography Generalization Visualization Morphing Animation
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2015/12/2
This paper describes an animation for multi-scale representation of spatial data. More specifically, morphing technique is employed to animate the operations for the geometric transformations in digit...
A Systematic Classification Research of Topographic Descriptive Attribute in Digital Terrain Analysis
DEM Classification Terrain Attributes Digital Terrain Analysis Geomorphology Hydrology
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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...
Multi-Scale Digital Terrain Model Generation Using CARTOSAT-1 Stereo Images for the Mausanne Les Alpilles Test Site
Satellite remote sensing Digital elevation models Space photogrammetry Accuracy analysis Topographic mapping
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2015/11/24
Cartosat-1 is the first Indian Remote Sensing satellite able to collect in-track high resolution stereo images with a 2.5m pixel size. Since Cartosat-1 has no multispectral cameras, it was mainly deve...
Digital Elevation Model Database W42 - A Scalable System for Spatial Data
DEM/DTM Mapping Mosaic Software System Spatial Databases
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2015/11/24
Digital Elevation Models (DEMs) provide elementary information for various application fields. From a global point of view, there are many different sources to furnish height information of the Earth'...
An Accuracy Assessment of CARTOSAT-1 Stereo Image Data-Derived Digital Elevation Models: A Case Study of the Drum Mountains, Utah
Cartosat-1 DEM NED ASTER DOQQ Vertical Horizontal Accuracy
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2015/11/24
This study evaluates the accuracy of digital elevation models (DEMs) produced from Cartosat-1 data. The Cartosat-1 satellite, launched by the Indian Space Research Organization (ISRO) in May 2005, car...
Assessment of ALOS Prism Digital Elevation Model Extraction over Japan
Photogrammetry Remote Sensing Cartography Correlation Production Digital
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2015/11/23
This article presents technical work done with DAICHI ALOS PRISM data in order to assess the feasibility and quality of Digital Elevation Model extracted from ALOS PRISM triplet of images. Thanks to i...
Influence Factors Evaluation on High-precision planar Calibration of Non-metric Digital Camera
Camera calibration influence factors planar calibration
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2015/11/23
With the rapid development of three-dimensional (3D) modelling, camera calibration is paid more and more attention. In this article, we analyse the influence factors in the calibration: the camera and...
Pictometry's Proprietary Airborne Digital Imaging System and Its Application in 3D City Modelling
Photogrammetry Digital Image Three Dimensional Building Modeling.
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2015/11/23
One of the most significant achievements in digital photogrammetry in the last decade is the development of large format digital mapping cameras. In addition to large format digital mapping cameras, a...
Standards and Specifications for the Calibration and Stability of Amateur Digital Cameras for Close-Range Mapping Applications
Digital camera calibration standards object reconstruction close-range photogrammetry 3D modelling.
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2015/11/23
Photogrammetry is concerned with the accurate derivation of spatial and descriptive information from imagery that can be used in several applications such as mapping, DEM generation, orthophoto produc...
Results of A Performance Test of a Dual Mid-Format Digital Camera System
medium format dual-head camera direct georeferencing empirical test geometric performance
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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...
Medium Format Digital Cameras-a EuroSDR project
Digital airborne imaging systems certification accuracy assessment
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2015/11/23
More medium format airborne camera systems are in operation globally than the well recognised large format digital imaging systems. EuroSDR has initiated a digital medium format project to investigate...