Results 41 to 50 of about 9,219 (170)
AN EVALUATION OF FEATURE LEARNING METHODS FOR HIGH RESOLUTION IMAGE CLASSIFICATION [PDF]
Automatic image classification is one of the fundamental problems of remote sensing research. The classification problem is even more challenging in high-resolution images of urban areas, where the objects are small and heterogeneous.
P. Tokarczyk, J. Montoya, K. Schindler
doaj +1 more source
ABSTRACT In this study, the internal structure and seasonal variations of cryo‐hydrogeological features were investigated in the Fuglebekken catchment, located near the Polish Polar Station Hornsund in Svalbard. Over a few years, rising air temperatures and intensified water circulation have significantly altered the distribution, extent, and state of ...
Wawrzyniak Tomasz +3 more
wiley +1 more source
ZWDX: a global zenith wet delay forecasting model using XGBoost
Tropospheric delays play a crucial role for Global Navigation Satellite Systems (GNSS). They are a major error source in GNSS positioning and, at the same time, also a variable of interest in GNSS meteorology.
Laura Crocetti +4 more
doaj +1 more source
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
Geometric Inspection in 3D Concrete Manufacturing: Comparison of Data Capturing Techniques [PDF]
Geometric quality inspection is an essential process in digital construction that provides insight into the conformity of the fabricated components to their designed models.
M. Maboudi, K. Mawas, M. Gerke
doaj +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
GIS w polskiej edukacji wyższej – dyskusja [PDF]
Norvay Grants FSS/2014/HEI/W/0114/U ...
Jażdżewska, Iwona
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The first openly accessible 2 m‐resolution lidar‐based DTM and an extensive set of land‐surface parameters (LSPs) for the region of São Sebastião and Ilhabela, southeastern Brazil, reveal geomorphological features previously indiscernible, including past landslide deposits, drainage captures and structural lineaments.
Rebeca Durço Coelho +3 more
wiley +1 more source
Abstract Terrestrial water storage (TWS) plays an important role in describing the Earth system, as water availability is decisive for ecosystems and human development. Since 2002, the Gravity Recovery and Climate Experiment (GRACE) and its Follow‐On (GRACE‐FO) mission have measured TWS anomalies with unprecedented accuracy, enabling a leap in ...
Luis Q. Gentner +5 more
wiley +1 more source
History of the Department: Geodetic Science at The Ohio State University [PDF]
Prepared for the Centennial of The Ohio State ...
Merchant, Dean C. (Dean Charles), 1928-
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