BSL                     Bare Soil Line
DOS                     Dark Object Subtraction
ESdist                  Earth-Sun distance for a given date.
PIF                     Pseudo-Invariant Features
RCS                     Radiometric Control Sets
clouds                  Create a cloud mask from Landsat bands 1 and 6.
ddate                   Decimal Date
dem                     Digital Elevation Model
georef                  Simple image-matching georeferencing function.
geoshift                Shift and pad an image
histmatch               Histogram matching of an image
july                    Sample Landsat ETM+ data
lssub                   Subset a geotiff image.
minnaert                Whole-image and pixel-based Minnaert
                        topographic correction of remote sensing data.
movingwindow            Simple moving window function.
nov                     Sample Landsat ETM+ data
radiocorr               Radiometric correction of Landsat data
relnorm                 Relative normalization of an image
slopeasp                Calculate slope and aspect from elevation data.
tasscap                 Tasseled Cap for Landsat data
thermalband             Thermal band to temperature conversion.
topocorr                Topographic correction of remote sensing data.
