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PDEFoamDiscriminantDensity.h
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1 // @(#)root/tmva $Id$
2 // Author: Tancredi Carli, Dominik Dannheim, Alexander Voigt
3 
4 /**********************************************************************************
5  * Project: TMVA - a Root-integrated toolkit for multivariate data analysis *
6  * Package: TMVA *
7  * Classes: PDEFoamDiscriminantDensity *
8  * Web : http://tmva.sourceforge.net *
9  * *
10  * Description: *
11  * Class PDEFoamDiscriminantDensity is a class representing *
12  * n-dimensional real positive integrand function *
13  * The main function is Density() which provides the event density at a *
14  * given point during the foam build-up (sampling). *
15  * *
16  * Authors (alphabetical): *
17  * Tancredi Carli - CERN, Switzerland *
18  * Dominik Dannheim - CERN, Switzerland *
19  * S. Jadach - Institute of Nuclear Physics, Cracow, Poland *
20  * Alexander Voigt - TU Dresden, Germany *
21  * Peter Speckmayer - CERN, Switzerland *
22  * *
23  * Copyright (c) 2008, 2010: *
24  * CERN, Switzerland *
25  * MPI-K Heidelberg, Germany *
26  * *
27  * Redistribution and use in source and binary forms, with or without *
28  * modification, are permitted according to the terms listed in LICENSE *
29  * (http://tmva.sourceforge.net/LICENSE) *
30  **********************************************************************************/
31 
32 #ifndef ROOT_TMVA_PDEFoamDiscriminantDensity
33 #define ROOT_TMVA_PDEFoamDiscriminantDensity
34 
36 #include <vector>
37 
38 namespace TMVA
39 {
40 
41  // class definition of underlying event density
43  {
44 
45  protected:
46  UInt_t fClass; // signal class
47 
48  public:
50  PDEFoamDiscriminantDensity(std::vector<Double_t> box, UInt_t cls);
53 
54  // main function used by PDEFoam
55  // returns discriminant density N_class/N_total at a given point
56  // by range searching in BST
57  virtual Double_t Density(std::vector<Double_t> &Xarg, Double_t &event_density);
58 
59  ClassDef(PDEFoamDiscriminantDensity, 1) //Class for Discriminant density
60  }; //end of PDEFoamDiscriminantDensity
61 
62 } // namespace TMVA
63 
64 #endif
TMVA::PDEFoamDiscriminantDensity::fClass
UInt_t fClass
Definition: PDEFoamDiscriminantDensity.h:46
TMVA::PDEFoamDiscriminantDensity
This is a concrete implementation of PDEFoam.
Definition: PDEFoamDiscriminantDensity.h:43
TMVA::PDEFoamDensityBase
This is an abstract class, which provides an interface for a PDEFoam density estimator.
Definition: PDEFoamDensityBase.h:47
TMVA::PDEFoamDiscriminantDensity::~PDEFoamDiscriminantDensity
virtual ~PDEFoamDiscriminantDensity()
Definition: PDEFoamDiscriminantDensity.h:52
PDEFoamDensityBase.h
box
void box(Int_t pat, Double_t x1, Double_t y1, Double_t x2, Double_t y2)
Definition: fillpatterns.C:1
TMVA::PDEFoamDiscriminantDensity::PDEFoamDiscriminantDensity
PDEFoamDiscriminantDensity()
Definition: PDEFoamDiscriminantDensity.cxx:61
TMVA::PDEFoamDiscriminantDensity::Density
virtual Double_t Density(std::vector< Double_t > &Xarg, Double_t &event_density)
This function is needed during the foam buildup.
Definition: PDEFoamDiscriminantDensity.cxx:108
unsigned int
Double_t
double Double_t
Definition: RtypesCore.h:59
ClassDef
#define ClassDef(name, id)
Definition: Rtypes.h:325
TMVA
create variable transformations
Definition: GeneticMinimizer.h:22