[GRASS-SVN] r57160 - grass/branches/develbranch_6/imagery

svn_grass at osgeo.org svn_grass at osgeo.org
Mon Jul 15 09:31:07 PDT 2013


Author: neteler
Date: 2013-07-15 09:31:07 -0700 (Mon, 15 Jul 2013)
New Revision: 57160

Modified:
   grass/branches/develbranch_6/imagery/imageryintro.html
Log:
typo fixed

Modified: grass/branches/develbranch_6/imagery/imageryintro.html
===================================================================
--- grass/branches/develbranch_6/imagery/imageryintro.html	2013-07-15 16:30:40 UTC (rev 57159)
+++ grass/branches/develbranch_6/imagery/imageryintro.html	2013-07-15 16:31:07 UTC (rev 57160)
@@ -31,7 +31,7 @@
 values from DNs, satellite image providers use a linear transform 
 equation <tt>(y = a * x + b)</tt> to encode the radiance-at-sensor 
 in 8 to 16 bits. DNs can be turned back into physical values by 
-applying the reverse formula <tt>(x = (y - b))</tt>.
+applying the reverse formula <tt>(x = (y - b) / a)</tt>.
 <p>
 The GRASS GIS module <a href="i.landsat.toar.html">i.landsat.toar</a>
 easily transforms Landsat DN to radiance-at-sensor.



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