Detection of urban and spatial changes in a selected area of Krakow on the basis of photogrammetric data
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University of Agriculture in Krakow
Faculty of Environmental Engineering and Geodesy
Department of Agricultural Surveying, Cadastre and Photogrammetry
Submission date: 2023-08-29
Final revision date: 2023-10-10
Acceptance date: 2023-10-11
Publication date: 2023-12-31
Corresponding author
Izabela Piech
University of Agriculture in Krakow
Faculty of Environmental Engineering and Geodesy
Department of Agricultural Surveying, Cadastre and Photogrammetry
30-198 Kraków, ul. Balicka 253a
Geomatics, Landmanagement and Landscape 2023;(4)
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ABSTRACT
This paper presents the process of detecting urban and spatial changes on the basis of photogrammetric data. The studied object was a fragment of the city of Krakow covering parts of the districts of Bronowice, Krowodrza and Prądnik Biały. The following photogrammetric data were used to perform the research: orthophotomaps of a fragment of the city of Krakow from 2009 and 2021; LIDAR data for the same area from 2017 available on the national geoportal. Based on manual classification done by vectorisation of the orthophotomap in the QGIS programme, the changes in the developed fragment of the city were detected. Meanwhile, based on the classified LIDAR data from aerial scanning, a digital elevation model DEM was generated, which was used to briefly characterise the elevation of the study area. The process of classifying the land cover elements together with an analysis of the urban and spatial changes in the study area is described in this publication.