National Repository of Grey Literature 3 records found  Search took 0.01 seconds. 
UAV photogrammetry as tool for evaluation of fluvio-morphological changes of streams
Lörinc, Michal ; Langhammer, Jakub (advisor) ; Hartvich, Filip (referee)
This thesis is focused on a use of a technology that is relatively new and popular in geoscience applications, including the fluvial dynamics research. Unmanned aerial vehicles are becoming widely used in numerous geographical subdisciplines due to their capabilities and advantages of UAV imaging in comparison with other remote sensing techniques. These advantages and also limitations together with general characterization of UAVs are summarized in the secondchapter of the thesis. The following theoretical chapters deal with basics of UAV photogrammetry and also evaluate the potential of UAV imaging in fluvial geomorphology. The fifth chapter of the thesis comprises a case study that evaluates the use of an UAV equipped with a non-metric camera for fluvial environment reconstruction. Images of Javoří potok have been processed in Agisoft PhotoScan and ArcGIS to indicate geomorphological changes of the stream channel that happened during a 5 month period from November 2014 to April 2015. Keywords: UAV; photogrammetry; fluvial geomorphology; hydrology; channel
Impact of climate change on runoff in montane catchments of Central Europe
Lörinc, Michal ; Langhammer, Jakub (advisor) ; Jeníček, Michal (referee)
The diploma thesis "Impact of climate change on runoff in montane catchments of Central Europe" aims to assess published scientific literature on the subject and to develop projections of changes in study catchments of Upper Vydra in Czechia and Kokra in Slovenia. The thesis contains a review of selected theoretical knowledge on climate change impacts, evaluates existing methodology of impact studies and presents projection results for two study catchments in its practical part. Those were acquired using a multi-step methodology by using climate model projections, bias correction methods, usage of hydrological model and analysis of variance. Among the main conclusions is the anticipated continuation of changes in seasonal runoff, decrease of summer runoff and increase in winter runoff, as well as changes in drought characteristics. The analysis of variance revealed a substantial influence of cliamte models on the achieved results, however selection of emission scenario plays a major role as well. It is apparent that the selected catchments do and will react to climate change differently, however both can be considered to be sensitive to these changes. Kľúčové slová: climate change, hydrological cycle, montane catchments, HBV Light, ANOVA
UAV photogrammetry as tool for evaluation of fluvio-morphological changes of streams
Lörinc, Michal ; Langhammer, Jakub (advisor) ; Hartvich, Filip (referee)
This thesis is focused on a use of a technology that is relatively new and popular in geoscience applications, including the fluvial dynamics research. Unmanned aerial vehicles are becoming widely used in numerous geographical subdisciplines due to their capabilities and advantages of UAV imaging in comparison with other remote sensing techniques. These advantages and also limitations together with general characterization of UAVs are summarized in the secondchapter of the thesis. The following theoretical chapters deal with basics of UAV photogrammetry and also evaluate the potential of UAV imaging in fluvial geomorphology. The fifth chapter of the thesis comprises a case study that evaluates the use of an UAV equipped with a non-metric camera for fluvial environment reconstruction. Images of Javoří potok have been processed in Agisoft PhotoScan and ArcGIS to indicate geomorphological changes of the stream channel that happened during a 5 month period from November 2014 to April 2015. Keywords: UAV; photogrammetry; fluvial geomorphology; hydrology; channel

See also: similar author names
2 Lorinc, Marián
4 Lörinc, Marek
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