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  1. there is also a new tool in arcgis pro called "Pixel Editor" if you need to correct the values for this tool you need the Image analyst license. https://pro.arcgis.com/en/pro-app/help/analysis/image-analyst/editing-elevation-pixels.htm depending on your task or your licence you can also use the "Raster Calculator" (needs spatial analysis). For example if you have a polygon with the elevation data and you want to substitute the values on your raster (polygon to raster, then use the conditional function > con() https://desktop.arcgis.com/en/arcmap/10.3/tools/spatial-analy
    1 point
  2. hi, why do you use landsat 7 and not landsat 8? and with witch software? here you can see the band combination for landsat 7 and 8 http://landsat.usgs.gov/L8_band_combos.php http://web.pdx.edu/~emch/ip1/bandcombinations.html so the band combination for TM is 1-4-7 in Landsat 7, the combination can be 7-6-4 http://www.harrisgeospatial.com/company/pressroom/blogs/tabid/836/artmid/2928/articleid/14305/the-many-band-combinations-of-landsat-8.aspx you load every single band in ArcGIS and you do a combination then do a classification (supervised or unsupervised)
    1 point
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