Archeage multispec3/15/2023 ![]() ![]() ![]() TIFFTAG_IMAGEDESCRIPTION=Generated by MultiSpecWin32_ on 08-03-2015 12:00:28 | Output NDVI GeoTIFF derived from the sample dataset included with Multispec: gdalinfo -stats TipJul1_NDVI.tif ![]() Click OK and enter your output TIFF filename in the dialog and click Save. If you are generating NDVI from a multispectral image at this stage, tick the "Transform Data" checkbox and select "New Channel from General Algebraic Transformation" and input the NDVI calculation. Use the "Processor->Reformat->Change Image File Format" menu. +proj=utm +zone=18 +south +datum=WGS84 +units=m +no_defs TIFFTAG_IMAGEDESCRIPTION=Generated by MultiSpecWin32_ on 07-29-2015 19:12:31 | How does one properly export the image from Multispec into QGIS to maintain pixel values obtained in Multispec?Īfter TOA and DOS1 were applied to the raw data, red and near infrared bands values ranged between 0.007 and 0.818. When adding the raster layer in QGIS, the value range changed to 0-255. Landsat 5 values change from normal NDVI -1 to 1 when created in Multispec as a 32 bit signed data image. ![]()
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