Results 31 to 40 of about 27,606 (334)

Post‐earthquake estimates of different ground motion intensity measures for the 2012 Emilia earthquake

open access: yesEarthquake Engineering &Structural Dynamics, Volume 52, Issue 1, Page 183-203, January 2023., 2023
Abstract Estimates of the earthquake ground motion intensity over a geographical area have multiple uses, that is, emergency management, civil protection and seismic fragility assessment. In particular, with reference to fragility assessment, it is of interest to have estimates of the values of different ground‐motion intensity measures in order to ...
Nicola Buratti   +2 more
wiley   +1 more source

Biogeomorphic recovery of a river reach affected by mining

open access: yesEarth Surface Processes and Landforms, Volume 47, Issue 15, Page 3497-3514, December 2022., 2022
The Grogwynion reach of the River Ystwyth,Wales, affected by mining in the 19th and 20th centuries, has shown a progressive reversion to a sinuous single‐channel planform since 2001 from an active braided pattern. A critical factor has been a change in the extent and type of riparian vegetation occurring within the active zone of the river due to the ...
Martin Dawson   +2 more
wiley   +1 more source

GEOREFERENCING ON SYNTHETIC APERTURE RADAR IMAGERY [PDF]

open access: diamondThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015
Abstract. Due to the SAR1 geometry imaging, SAR images include geometric distortions that would be erroneous image information and the images should be geometrically calibrated. As the radar systems are side looking, geometric distortion such as shadow, foreshortening and layover are occurred.
M. Esmaeilzade, Jalal Amini, S. Zakeri
openalex   +5 more sources

INTEGRATED GEOREFERENCING OF STEREO IMAGE SEQUENCES CAPTURED WITH A STEREOVISION MOBILE MAPPING SYSTEM – APPROACHES AND PRACTICAL RESULTS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
Stereovision based mobile mapping systems enable the efficient capturing of directly georeferenced stereo pairs. With today's camera and onboard storage technologies imagery can be captured at high data rates resulting in dense stereo sequences.
H. Eugster   +4 more
doaj   +1 more source

Georeferencer X – Tool for Automatic Georeferencing of the Topographic Maps

open access: yesAbstracts of the ICA, 2022

Basarić, Miloš   +2 more
openaire   +2 more sources

Accuracy Assessment of Direct Georeferencing for Photogrammetric Applications Based on UAS-GNSS for High Andean Urban Environments

open access: yesDrones, 2022
Unmanned Aircraft Systems (UAS) are used in a variety of applications with the aim of mapping detailed surfaces from the air. Despite the high level of map automation achieved today, there are still challenges in the accuracy of georeferencing that can ...
Rolando Salas López   +6 more
semanticscholar   +1 more source

DEVELOPMENT AND EVALUATION OF A UAV BASED MAPPING SYSTEM FOR REMOTE SENSING AND SURVEYING APPLICATIONS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015
In recent years, unmanned aerial vehicles (UAVs) have increasingly been used in various application areas, such as in the remote sensing or surveying.
C. Eling   +4 more
doaj   +1 more source

Comprehensive Direct Georeferencing of Aerial Images for Unmanned Aerial Systems Applications

open access: yesItalian National Conference on Sensors, 2022
Optical image sensors are the most common remote sensing data acquisition devices present in Unmanned Aerial Systems (UAS). In this context, assigning a location in a geographic frame of reference to the acquired image is a necessary task in the majority
Carlos A. M. Correia   +6 more
semanticscholar   +1 more source

Historical collections of vascular plants in the Korean Peninsula by three major collectors in the early 20th century: U. J. Faurie, E. J. Taquet and E. H. Wilson [PDF]

open access: yesBiodiversity Data Journal, 2021
The digitization of historical collections aims to increase global access to scientific artifacts, especially those from currently inaccessible areas.
Chin-Sung Chang   +2 more
doaj   +3 more sources

Georeferencing Urban Nighttime Lights Imagery Using Street Network Maps

open access: yesRemote Sensing, 2022
Astronaut photography acquired from the International Space Station presently is the only available option for free global high-resolution nighttime light (NTL) imagery.
P. Schwind, T. Storch
semanticscholar   +1 more source

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