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Quantitative approaches to the remote sensing of ancient settlements in the Near East using ASTER and SRTM data. Bjoern Menze Interdisciplinary Center for Scientific Computing University of Heidelberg, Germany. Settlement mounds of the Near East. “ tells ”: Arbil / Iraq top
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Quantitative approaches to the remote sensing of ancient settlements in the Near East using ASTER and SRTM data Bjoern Menze Interdisciplinary Center for Scientific Computing University of Heidelberg, Germany
Settlement mounds of the Near East “tells”: Arbil / Iraq top Konya Plain / Turkey right Arbil
Mapping tells • accurate, supra-regional data sets • guidance in local survey • objective search criteria by RS “Archaeological distribution-maps are maps of the distribution of archaeologists.” ASPRO Western Khabur plain
“Spotting tells from space” Tell Brak [Sherratt 04] Digital elevation model (SRTM) A. Sherratt “Spotting tells from space” Antiquity, No. 301 (2004) Multispectral imagery K. N. Wilkinson et al. “Satellite Imagery as a Resource in the Prospection for Archaeological Sites in Central Syria” Geoarchaeology, No. 7, 735–750 (2006) [Wilkinson 06]
Digital elevation model • Training data set from CORONA & ground survey • DEM patches of tell sites and “background” sites [Ur J, Wilkinson T]
Digital elevation model Binary classifier: • Learn set of linear “Eigen”-filter • Nonlinear classifier on Eigenspaces Menze B, Ur J, Sherratt A PE & RS 2006
Digital elevation model ASPRO data set
Digital elevation model Mounds in the DEM
Spectral imagery • Training data set from CORONA & ground survey • Spectra of tell sites and “background” sites Tell Beydar [Ur J 2003, Wilkinson T 2000]
Spectral imagery • Training data set from CORONA & ground survey • Spectra of tell sites and “background” sites Tell Beydar [Ur J 2003, Wilkinson T 2000]
Spectral imagery • Training data set from CORONA & ground survey • Spectra of tell sites and “background” sites Tell Beydar [Ur J 2003, Wilkinson T 2000]
Spectral imagery • Training data set from CORONA & ground survey • Spectra of tell sites and “background” sites Tell Beydar [Ur J 2003, Wilkinson T 2000]
Spectral imagery • Training data set from CORONA & ground survey • Spectra of tell sites and “background” sites, over time Tell Beydar [Ur J 2003, Wilkinson T 2000]
Binary classifier: (independent of season) classify each ASTER image individually fuse result maps & pool decisions Spectral imagery Menze B, Ur J Proc ISPMSRS 2007
Spectral imagery Tell Hamoukar
Spectral imagery Tell Hamoukar – ground survey [Ur J, Akkadica 2002]
Summary Mapping ancient settlement mounds: • elevation profile “supra-regional” survey • spectral signature “local” survey Tell Brak SRTM ASTER
Summary Mapping ancient settlement mounds: • elevation profile “supra-regional” survey • spectral signature “local” survey Tell Brak SRTM ASTER Thank you.