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PDEFoamKernelTrivial.cxx
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1// @(#)root/tmva $Id$
2// Author: Dominik Dannheim, Alexander Voigt
3
4/**********************************************************************************
5 * Project: TMVA - a Root-integrated toolkit for multivariate data analysis *
6 * Package: TMVA *
7 * Classes: PDEFoamKernelTrivial *
8 * Web : http://tmva.sourceforge.net *
9 * *
10 * Description: *
11 * Implementation of trivial PDEFoam kernel *
12 * *
13 * Authors (alphabetical): *
14 * S. Jadach - Institute of Nuclear Physics, Cracow, Poland *
15 * Tancredi Carli - CERN, Switzerland *
16 * Dominik Dannheim - CERN, Switzerland *
17 * Alexander Voigt - TU Dresden, Germany *
18 * *
19 * Copyright (c) 2010: *
20 * CERN, Switzerland *
21 * MPI-K Heidelberg, Germany *
22 * *
23 * Redistribution and use in source and binary forms, with or without *
24 * modification, are permitted according to the terms listed in LICENSE *
25 * (http://tmva.sourceforge.net/LICENSE) *
26 **********************************************************************************/
27
28/*! \class TMVA::PDEFoamKernelTrivial
29\ingroup TMVA
30This class is a trivial PDEFoam kernel estimator. The Estimate()
31function returns the cell value, given an event 'txvec'.
32*/
33
35
36#include "TMVA/MsgLogger.h"
37#include "TMVA/PDEFoam.h"
39#include "TMVA/Types.h"
40
41#include "Rtypes.h"
42
43#include <vector>
44
46
47////////////////////////////////////////////////////////////////////////////////
48/// Default constructor for streamer
49
52{
53}
54
55////////////////////////////////////////////////////////////////////////////////
56/// Copy constructor
57
59 : PDEFoamKernelBase(other)
60{
61}
62
63////////////////////////////////////////////////////////////////////////////////
64/// Simple kernel estimator. It returns the cell value 'cv',
65/// corresponding to the event vector 'txvec' (in foam coordinates).
66///
67/// Parameters:
68///
69/// - foam - the pdefoam to search in
70///
71/// - txvec - event vector in foam coordinates [0,1]
72///
73/// - cv - cell value to estimate
74
75Float_t TMVA::PDEFoamKernelTrivial::Estimate(PDEFoam *foam, std::vector<Float_t> &txvec, ECellValue cv)
76{
77 if (foam == NULL)
78 Log() << kFATAL << "<PDEFoamKernelTrivial::Estimate>: PDEFoam not set!" << Endl;
79
80 return foam->GetCellValue(foam->FindCell(txvec), cv);
81}
float Float_t
Definition: RtypesCore.h:57
#define ClassImp(name)
Definition: Rtypes.h:364
This class is the abstract kernel interface for PDEFoam.
This class is a trivial PDEFoam kernel estimator.
PDEFoamKernelTrivial()
Default constructor for streamer.
virtual Float_t Estimate(PDEFoam *, std::vector< Float_t > &, ECellValue)
Simple kernel estimator.
Implementation of PDEFoam.
Definition: PDEFoam.h:79
virtual Float_t GetCellValue(const std::vector< Float_t > &xvec, ECellValue cv, PDEFoamKernelBase *)
This function finds the cell, which corresponds to the given untransformed event vector 'xvec' and re...
Definition: PDEFoam.cxx:1016
PDEFoamCell * FindCell(const std::vector< Float_t > &) const
Find cell that contains 'xvec' (in foam coordinates [0,1]).
Definition: PDEFoam.cxx:1080
@ kFATAL
Definition: Types.h:61
ECellValue
Definition: PDEFoam.h:69
MsgLogger & Endl(MsgLogger &ml)
Definition: MsgLogger.h:148
Double_t Log(Double_t x)
Definition: TMath.h:710