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Land Fragmentation

Peter Vogt

* Analysis technique: Soille, P., Vogt, P. (2009). Morphological segmentation of binary patterns. Pattern Recognition Letters, 30: 456–459. doi:10.1016/j.patrec.2008.10.015 * Software: Vogt, P., Ritters, K. (2017) GuidosToolbox: universal digital image object analysis. European Journal of Remote Sensing, 50: 352-361. doi:10.1080/22797254.2017.1330650 * Product sheet: https://ies-ows.jrc.ec.europa.eu/gtb/GTB/psheets/GTB-Pattern-Morphology… * Underlying data: Land Cover CCI. (2017). Product User Guide Version 2.0 http://maps.elie.ucl.ac.be/CCI/viewer/download/ESACCI-LC-Ph2-PUGv2_2.0…

2015

Although related, the index strictly presents a pattern of landcover, rather than the process of habitat fragmentation. Caution is therefore needed so as not to overinterpret process from pattern. Classification of the Natural Land Cover Pattern Index depends on the edge width used for analysis (See figure 3 in Soille & Vogt, 2009). Landscape fragmentation analysed using land cover products at a different spatial resolution would result in different classifications of the same area. The CCI-LC data used in this product was in the WGS84 projection, so area statistics should not be carried out without first reprojecting the original landcover data using an equal-area projection and repeating the analyses.