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Reference Guide
PDEFoamEventDensity.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: PDEFoamEventDensity *
8  * Web : http://tmva.sourceforge.net *
9  * *
10  * Description: *
11  * Class PDEFoamEventDensity 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_PDEFoamEventDensity
33 #define ROOT_TMVA_PDEFoamEventDensity
34 
36 
37 namespace TMVA
38 {
39 
40  // class definition of underlying event density
42  {
43 
44  public:
46  PDEFoamEventDensity(std::vector<Double_t> box);
48  virtual ~PDEFoamEventDensity() {}
49 
50  // main function used by PDEFoam
51  // returns event density at a given point by range searching in BST
52  virtual Double_t Density(std::vector<Double_t> &Xarg, Double_t &event_density);
53 
54  ClassDef(PDEFoamEventDensity, 1) //Class for Event density
55  }; //end of PDEFoamEventDensity
56 
57 } // namespace TMVA
58 
59 #endif
virtual Double_t Density(std::vector< Double_t > &Xarg, Double_t &event_density)
This function is needed during the foam buildup.
void box(Int_t pat, Double_t x1, Double_t y1, Double_t x2, Double_t y2)
Definition: fillpatterns.C:1
#define ClassDef(name, id)
Definition: Rtypes.h:322
This is a concrete implementation of PDEFoam.
double Double_t
Definition: RtypesCore.h:57
create variable transformations
This is an abstract class, which provides an interface for a PDEFoam density estimator.