Zobrazeno 1 - 10
of 41
pro vyhledávání: '"Christos Polykretis"'
Autor:
Christos Polykretis, Dimitrios D. Alexakis, Manolis G. Grillakis, Athos Agapiou, Branka Cuca, Nikos Papadopoulos, Apostolos Sarris
Publikováno v:
Big Earth Data, Vol 0, Iss 0, Pp 1-19 (2021)
Among the environmental threats, the intensification of natural hazards, such as soil erosion may threaten the integrity and value of cultural heritage sites. In this framework, the present study’s main objective was to identify archaeological site
Externí odkaz:
https://doaj.org/article/bf0debd13bf244aea349d26b52789eca
Autor:
Christos Chalkias, Evangelos Papadias, Christoforos Vradis, Christos Polykretis, Kleomenis Kalogeropoulos, Athanasios Psarogiannis, Georgios Chalkias
Publikováno v:
ISPRS International Journal of Geo-Information, Vol 12, Iss 2, p 74 (2023)
Extraction and dissemination of historical geospatial data from early maps are major goals of historical geographic information systems (HGISs) in the context of the spatial humanities. This paper illustrates the process of interpreting, georeferenci
Externí odkaz:
https://doaj.org/article/cc7722c32c1142dcb72dddb0d6a8b613
Publikováno v:
Remote Sensing, Vol 13, Iss 24, p 5019 (2021)
Soil erosion is a constant environmental threat for the entirety of Europe. Numerous studies have been published during the last years concerning assessing soil erosion utilising Remote Sensing (RS) and Geographic Information Systems (GIS). Such stud
Externí odkaz:
https://doaj.org/article/19387fef45894a69950d984839f37933
Autor:
Christos Polykretis, Manolis G. Grillakis, Athanasios V. Argyriou, Nikos Papadopoulos, Dimitrios D. Alexakis
Publikováno v:
Land, Vol 10, Iss 9, p 973 (2021)
Over the last few years, landslides have occurred more and more frequently worldwide, causing severe effects on both natural and human environments. Given that landslide susceptibility (LS) assessments and mapping can spatially determine the potentia
Externí odkaz:
https://doaj.org/article/86063020766f48dea00835d9108c6725
Publikováno v:
ISPRS International Journal of Geo-Information, Vol 9, Iss 9, p 547 (2020)
Research efforts focusing on better understanding and capture of mortality progression over the time are considered to be of significant interest in the field of demography. On a demographic basis, mortality can be expressed by different physical par
Externí odkaz:
https://doaj.org/article/8078b2f543964a9bb155f712adb2a2b7
Publikováno v:
Remote Sensing, Vol 12, Iss 15, p 2439 (2020)
Under the continuously changing conditions of the environment, the exploration of spatial variability of soil erosion at a sub-annual temporal resolution, as well as the identification of high-soil loss time periods and areas, are crucial for impleme
Externí odkaz:
https://doaj.org/article/e7fc72566971478dbfafadde81f5b941
Publikováno v:
Proceedings, Vol 30, Iss 1, p 66 (2020)
Multi-temporal Land use and Land cover (LULC) monitoring is a crucial parameter for assessing an area’s landscape ecology regime. LULC changes can be effectively used to describe dynamics of both urban or rural environments and vegetation patterns
Externí odkaz:
https://doaj.org/article/924f05022b1d4958aa554f528e4b217a
Publikováno v:
Remote Sensing, Vol 12, Iss 2, p 319 (2020)
The main objective of this study was to explore the impact of various spectral indices on the performance of change vector analysis (CVA) for detecting the land cover changes on the island of Crete, Greece, between the last two decades (1999−2009 a
Externí odkaz:
https://doaj.org/article/3f8572857d6944e1b565cfbd91557306
Publikováno v:
Geosciences, Vol 4, Iss 3, Pp 176-190 (2014)
In this paper, bivariate statistical analysis modeling was applied and validated to derive a landslide susceptibility map of Peloponnese (Greece) at a regional scale. For this purpose, landslide-conditioning factors such as elevation, slope, aspect,
Externí odkaz:
https://doaj.org/article/dac5ffe2e19f45078667586bf3d3a1fa
Publikováno v:
ISPRS International Journal of Geo-Information, Vol 3, Iss 2, Pp 523-539 (2014)
The main aim of this paper is landslide susceptibility assessment using fuzzy expert-based modeling. Factors that influence landslide occurrence, such as elevation, slope, aspect, lithology, land cover, precipitation and seismicity were considered. E
Externí odkaz:
https://doaj.org/article/b4fa0f36dced452fa042dbb6d4f63344