From 95f0c057088e7a8d5b3831c301f956a4207c5e4e Mon Sep 17 00:00:00 2001
From: Kim Albertsson <ketost@gmail.com>
Date: Mon, 27 Aug 2018 13:49:19 +0200
Subject: [PATCH] [TMVA] Clean up regression tutorial
Removes unused spectator expression.
Removes weird weighting and replaces it with an informative comment.
---
tutorials/tmva/TMVACrossValidationRegression.C | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/tutorials/tmva/TMVACrossValidationRegression.C b/tutorials/tmva/TMVACrossValidationRegression.C
index d532a7fb14b..90c79157936 100644
--- a/tutorials/tmva/TMVACrossValidationRegression.C
+++ b/tutorials/tmva/TMVACrossValidationRegression.C
@@ -101,7 +101,7 @@ int TMVACrossValidationRegression()
// --------------------------------------------------------------------------
// Create a ROOT output file where TMVA will store ntuples, histograms, etc.
- TString outfileName("TMVAReg.root");
+ TString outfileName("TMVARegCv.root");
TFile * outputFile = TFile::Open(outfileName, "RECREATE");
TString infileName("./files/tmva_reg_example.root");
@@ -112,14 +112,14 @@ int TMVACrossValidationRegression()
dataloader->AddVariable("var1", "Variable 1", "units", 'F');
dataloader->AddVariable("var2", "Variable 2", "units", 'F');
- dataloader->AddSpectator("spec1 := var1*100 + var2*100", 'F');
-
// Add the variable carrying the regression target
dataloader->AddTarget("fvalue");
TTree * regTree = (TTree*)inputFile->Get("TreeR");
dataloader->AddRegressionTree(regTree, 1.0);
- dataloader->SetWeightExpression("var1", "Regression");
+
+ // Individual events can be weighted
+ // dataloader->SetWeightExpression("weight", "Regression");
std::cout << "--- TMVACrossValidationRegression: Using input file: " << inputFile->GetName() << std::endl;
--
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