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File indexing completed on 2021-02-14 13:32:43

0001 void testFWLiteRead()
0002 {
0003     using namespace PhysicsTools;
0004 
0005     MVAComputer mva("test.mva");
0006 
0007     // note that there is also a TTree interface which can read entries
0008     // directly from a ROOT tree. This interface is found in the
0009     // class "TreeReader" in this package.
0010     //
0011     // Note that the TreeReader can also be used for ROOT-like
0012     // interfacing of the MVAComputer::eval method, like the
0013     // TTree::Fill() method. This might come in handy and might be
0014     // simpler to use than the ValueList interface.
0015     //
0016     // See "MVATrainer/test/testFWLiteEvaluation.C" for an example.
0017 
0018     Variable::ValueList vars;
0019     vars.add("toast", 4.4);
0020     vars.add("toast", 4.5);
0021     vars.add("test", 4.6);
0022     vars.add("toast", 4.7);
0023     vars.add("test", 4.8);
0024     vars.add("normal", 4.9);
0025 
0026     cout << "This is expected to give 0.955976:" << endl;
0027 
0028     cout << mva.eval(vars) << endl;
0029 }