I am calculating Topographic Wetness Index for a study area using SRTM DEM (90 and 30m). I understand there are many "flavors" of TWI (CTI). I have been using: TWI = ln(As +1 / tanB) where As ...
I have about 300 MODIS satellite with different acqusition dates, covering the same area. I am not used to work with so many tiles at once so I ask for advice. I am working with ArcMap10.1 What I ...