DOC: BinarySpectralAngleFunctor

Code/BasicFilters/otbBinarySpectralAngleFunctor.h

@@ -23,7 +23,10 @@
 namespace otb
 {
 /** \class BinarySpectralAngleFunctor
- *  \brief This functor computes the spectral angle according to a reference pixel.
+ *  \brief This functor computes the spectral angle between two pixels.
+ *
+ *  It can be used as a functor in a BinaryFunctorImageFilter to 
+ *  compute the pixel-by-pixel spectral angles.
  */
 namespace Functor
 {
@@ -66,7 +69,7 @@ public:
   }
 };
 
-} // end namespace functor
+} // end namespace Functor
 } // end namespace otb
 
 #endif