Index: trunk/psLib/src/math/psMatrix.h
===================================================================
--- trunk/psLib/src/math/psMatrix.h	(revision 26001)
+++ trunk/psLib/src/math/psMatrix.h	(revision 26892)
@@ -192,10 +192,10 @@
     psVector *solution,                 ///< Solution to output, or NULL
     const psImage *matrix,              ///< Matrix to be solved
-    const psVector *vector              ///< Vector of values
+    const psVector *vector,             ///< Vector of values
+    float thresh                        ///< Threshold relative to maximum for trimming singular values
     );
 
-
-/// Single value decomposition, provided by Andy Becker
-psImage *psMatrixSVD(psImage* evec, psVector* eval, const psImage* in);
+/// Single value decomposition (original by Andy Becker, updated by EAM)
+bool psMatrixSVD(psImage **U, psVector **w, psImage **V, const psImage *A);
 
 /// @}