搜索结果: 1-15 共查到“大地测量学 Digital”相关记录26条 . 查询时间(0.123 秒)
Applying two dimensional Kalman Filtering for Digital Terrain Modelling
Applying two dimensional Kalman Filtering Digital Terrain Modelling
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2016/5/23
Digital Elevation Models (DEMs) have been increasingly used to model the terrain surfaces to provide the 'physical bases' for environmental studies. However, DEM is subject to systematic errors, rando...
Accuracy of Digital Elevation Model according to spatial resolution
Accuracy Digital Elevation Model according spatial resolution
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2016/5/23
Digital Elevation Model (DEM) is indispensable for many analyses such as topographic feature extraction, runoff analysis, slope stability analysis and so on. Beforehand such analyses, accuracy of DEM ...
DEVELOPMENT OF 3D MONITORING DATASET FOR SHOP AND OFFICE TENANTS VARIATIONS IN BROAD URBAN AREA BY SPATIO-TEMPORAL INTEGRATING DIGITAL MAPS AND YELLOW PAGE DATA
Spatial Database Spatio-temporal Data Mode Image Understanding Spatial-temporal Analysis Urban Planning Digital Mapping
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2015/12/23
Various methods of analysis and dataset have been used for urban studies. However, used urban data often has low spatial resolution,especially regional statistics, though statistical data can cover la...
Digital Recording In Archaelogical Excavation Using Tablet PC
archaeology tablet pc methodology topography photogrammetry digital photoplan.
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2015/11/11
The paper presents the use of tablet pc in archaeology, it explains what is a tablet PC and the steps to draw archaeological remains using a digital photomosaic. It’s described the test made during th...
A COMPARISON OF GEOSTATISTICS AND FUZZY APPLICATION FOR DIGITAL ELEVATION MODEL
Geodesy Geostatistical analysis DEM Kriging Fuzzy Logic
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2015/9/28
This paper is continuation work of a research started in 2005. In the previous research, variety of fuzzy digital elevation models was constructed and the best fit model was selected in order to prese...
airborne digital imagers: an overview & analysis
airborne digital imagers
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2015/9/1
airborne digital imagers: an overview & analysis.
an integrated model to estimate the accuracy of digital orthoimages from high resolution satellite imagery
Earth observation Very high resolution satellite Accuracy Orthorectification QuickBird Modelling
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2015/9/1
In this work, a theoretical-empirical model has been developed for the modelling of the local geometric accuracy of digital orthoimages from panchromatic QuickBird Very High Resolution Satellite Image...
Performance evaluation of a 33 megapixel alpa 12 medium format camera for digital close range photogrammetry
Close-Range Photogrammetry Digital Camera Camera Calibration
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2015/8/25
The accuracy of object reconstruction was tested with two medium format cameras made by ALPA of Switzerland. Both cameras have been equipped with a 33 megapixel Leaf Aptus 75 digital camera back and a...
Digital photogrammetry and TLS data fusion applied to cultural heritage 3D modelling
laser scanning 3D modeling image-based model data fusion
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2015/8/25
A great number of papers have been so far published about the comparison and the integration between terrestrial laser scanning and digital photogrammetry, as surveying and 3D modeling techniques. Tho...
THE ESTABLISHMENT AND ANALYSIS OF DIGITAL HYDROGEOLOGY MAP SPATIAL DATABASE
Digital China Hydrology geology map Spatial data base Spatial analysis establishing the model of database
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2015/8/10
Digital hydrogeological map spatial data base is the most important components of “digital China ”. According to uniform standard,primary hydrogeological materials were converted into numeric format t...
Digital Earth Visualization and Web-interface Capabilities Utilizing 3-d Geobrowser Technology
Three-dimensional Visualization Virtual Reality
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2015/7/8
Since the early days of the first Earth monitoring satellite launches, the ability to distribute these important data resources to the
world community has been especially challenging. This chronic sh...
Digital Cartography with Hrsc on Mars Express
Photogrammetry Remote Sensing Cartography
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2015/7/8
The High Resolution Stereo Camera (HRSC) on board of the European space mission Mars Express provides multispectral digital
image data in high resolution as well as the systematic stereo coverage of ...
A New Mars Digital Image Model (mdim 2.1) Control Network
Extraterrestrial planetary Mars
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2015/7/8
The U.S. Geological Survey has recently completed a final revised version of its 231 m/pixel global Viking image mosaic of Mars
that has substantially improved geodetic accuracy compared to versions ...
Multi-image Shape-from-shading: Derivation of Planetary Digital Terrain Models Using Clementine Images
High-resolution DTM extraterrestrial surfaces reconstruction method
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2015/7/8
In many cases, the derivation of high-resolution digital terrain models (DTMs) from planetary surfaces using only conventional
digital image matching is a problem. The matching methods need at least ...
Analysis of Digital Elevation Models Determined by High Resolution Space Images
matching high resolution satellite
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2015/7/7
Digital Elevation Models (DEM) generated by automatic image matching of high resolution space images are used often for very
high resolution orthoimage production. The published accuracies of such DE...