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Based on traditional Mineralization information extraction technology, use of spectral angle mapping method (SAM) and support vector machine (SVM) method, alteration information extraction are used in Inner Mongolia, Ulan Chubb. First, preprocessing the original ASTER remote sensing image, and then study of the ore-related alteration of geological, in view of the different altered information uses...
Normalized difference vegetation index (NDVI) is a very important vegetation index, which has been widely applied in research regarding global environmental and climatic change. In this work, 16-Day L3 Global 1 km SIN Grid NDVI data sets in Heihe River Basin from MODIS vegetation index (VI) products (MOD13A2) during 2003-2005 are extracted and used for generating a one-year new NDVI data based on...
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