src/spectral/specdesc.h: fix typo decrease -> slope

diff --git a/src/spectral/specdesc.h b/src/spectral/specdesc.h
index 648903e..af1722a 100644 (file)
--- a/src/spectral/specdesc.h
+++ b/src/spectral/specdesc.h
@@ -123,7 +123,7 @@
   See also <a href="http://en.wikipedia.org/wiki/Kurtosis">Kurtosis</a> on
   Wikipedia.
 
-  \b \p decrease : Spectral slope 
+  \b \p slope : Spectral slope 
 
   The spectral slope represents decreasing rate of the spectral amplitude,
   computed using a linear regression.