Changeset 2427 for trunk/sources

Timestamp:

10/14/09 16:37:59 (15 years ago)

Author:

gkronber

Message:

Fixed a major bug in the LibSVM code. #781 (.NET port of LibSVM gives different results when compared to the original LibSVM binaries)

File:

• trunk/sources/LibSVM/Solver.cs (modified) (6 diffs)

trunk/sources/LibSVM/Solver.cs

@@ -404 +404 @@
 
         // return 1 if already optimal, return 0 otherwise
-        int select_working_set(int[] working_set)
+        protected virtual int select_working_set(int[] working_set)
         {
             // return i,j such that
@@ -523 +523 @@
         }
 
-        void do_shrinking()
+        protected virtual void do_shrinking()
         {
             int i;
@@ -583 +583 @@
         }
 
-        double calculate_rho()
+        protected virtual double calculate_rho()
         {
             double r;
@@ -641 +641 @@
 
         // return 1 if already optimal, return 0 otherwise
-        private int select_working_set(int[] working_set)
+        protected override sealed int select_working_set(int[] working_set)
         {
             // return i,j such that y_i = y_j and
@@ -773 +773 @@
         }
 
-        private void do_shrinking()
+        protected override sealed void do_shrinking()
         {
             double GMax1 = -INF;  // Max { -y_i * grad(f)_i | y_i = +1, i in I_up(\alpha) }
@@ -825 +825 @@
         }
 
-        private double calculate_rho()
+        protected override sealed double calculate_rho()
         {
             int nr_free1 = 0, nr_free2 = 0;