Changeset 728 for trunk/yat/regression/Polynomial.h

Timestamp:

Jan 4, 2007, 5:07:16 PM (16 years ago)

Author:

Peter

Message:

added virtual function s2 in OneDimensional?.

File:

• trunk/yat/regression/Polynomial.h (modified) (1 diff)

trunk/yat/regression/Polynomial.h

@@ -85 +85 @@
     double predict(const double x) const;
 
+    /**
+       \f$ \frac{\sum \epsilon_i^2}{N-\textrm{DF}} \f$
+       where DF is number of parameters in model.
+
+       @return variance of residuals
+    */
+    double s2(void) const;
+
     ///
     /// @return squared error of model value in @a x