What is it about?
Detection underground military structures by using existing vegetation indices or other in-band algorithms.
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Why is it important?
Underground structures can affect their surrounding landscapes in different ways such as soil moisture content, soil composition and vegetation vigor. Vegetation vigor is often observed on the ground as a crop mark; a phenomenon which can be used as a proxy to denote the presence of underground and not visible structures.
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This page is a summary of: Integrated use of field spectroscopy and satellite remote sensing for defence and security applications in Cyprus, May 2016, SPIE,
DOI: 10.1117/12.2223438.
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