Results 71 to 80 of about 2,357 (191)
Research in mathematical geodesy [PDF]
In the Mathematical Geodesy Division of the Geodetic and Geophysical Research Institute of the Hungarian Academy of Sciences research has been done mainly in two areas: theoretical foundation of the evaluation of geodetic measurements and the ...
Kalmár, J. +3 more
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We present ground surface movements on sorted circles in a karst cave using time‐lapse photogrammetry with accuracies of up to ±2 mm. Data with 3‐hourly resolution revealed average vertical movements of up to 50 mm and horizontal movements of up to 15 mm during individual freeze–thaw cycles.
Jaroslav Obu +9 more
wiley +1 more source
Data Generation for CAAD with Digital Photogrammetry [PDF]
The rapid advances in sensor technology and processing hardware make the development of a Digital Photogrammetric System for Architectural Photogrammetry possible.
A. Streilein, H. Beyer
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Displacement Measurement of Soil Nail Walls using Close Range Photogrammetry [PDF]
Displacement measurement of the soil nail walls is very important in monitoring the slightest movements in excavations to prevent disastrous accidents like wall collapsing.
Esmaeili, Farid +2 more
core +1 more source
The single‐scan approach to terrestrial laser scanning (TLS) and the self‐terrain‐normalized form of drone‐based digital aerial photogrammetry (DAP) offer practical options for rapid assessment of the vegetation structure in tropical landscapes.
Magnus Onyiriagwu +7 more
wiley +1 more source
The new theory of the gravimetric geodesy (II) [PDF]
Prepared for Air Force Cambridge Research Center, U.S. Air Research and Development Command, Laurence G. Hanscom Field, Bedford, Massachusetts: Contract No.
Hirvonen, R. A. (Reino Antero), 1908-1989
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Mapping River Bed Topography in Whitewater Rapids Using Bathymetric LiDAR
ABSTRACT Bathymetric LiDAR captures river topography efficiently for clear and shallow water, but for mountain rivers, whitewater rapids still pose challenges. This study proposes a novel method to enable the extraction of bottom returns specifically in turbulent whitewater sections.
Jan Rhomberg‐Kauert +5 more
wiley +1 more source
International science conference Geodesy, Cartography and Geographical Information Systems 2008 [PDF]
Selected articles from the IVth Scientific Conference with International Participation are introduced. The readers are arquaintedwith the latest selected contributions and results that were reached in geodesy on universities, in commercial sphere and in ...
Janka Sabová
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Geophysical Signals Induced by Magma Propagation: Insights From Analog Experiments
Abstract The propagation of magma through the Earth's crust often generates seismic signals and surface deformation, both key indicators of volcanic unrest. While surface deformation is attributed to magma emplacement within fractures, identifying the exact source of the seismic signal remains challenging. Such signals could stem from fracturing at the
S. Furst +3 more
wiley +1 more source
3d Reconstruction And Evaluation Of Tissues By Using Ct, Mr Slices And Digital Images [PDF]
Tez (Doktora) -- İstanbul Teknik Üniversitesi, Fen Bilimleri Enstitüsü, 2003Thesis (PhD) -- İstanbul Technical University, Institute of Science and Technology, 2003Bu çalışmada, CT ve MR Kesitleri ile birlikte dijital görüntüler kullanılarak, insan ...
Doğan, Sedat
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