| 1 | /* ======================================================================== *\
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| 2 | !
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| 3 | ! *
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| 4 | ! * This file is part of MARS, the MAGIC Analysis and Reconstruction
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| 5 | ! * Software. It is distributed to you in the hope that it can be a useful
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| 6 | ! * and timesaving tool in analysing Data of imaging Cerenkov telescopes.
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| 7 | ! * It is distributed WITHOUT ANY WARRANTY.
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| 8 | ! *
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| 9 | ! * Permission to use, copy, modify and distribute this software and its
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| 10 | ! * documentation for any purpose is hereby granted without fee,
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| 11 | ! * provided that the above copyright notice appear in all copies and
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| 12 | ! * that both that copyright notice and this permission notice appear
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| 13 | ! * in supporting documentation. It is provided "as is" without express
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| 14 | ! * or implied warranty.
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| 15 | ! *
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| 16 | !
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| 17 | !
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| 18 | ! Author(s): Thomas Bretz, 8/2010 <mailto:thomas.bretz@epfl.ch>
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| 19 | !
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| 20 | ! Copyright: MAGIC Software Development, 2000-2010
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| 21 | !
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| 22 | !
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| 23 | \* ======================================================================== */
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| 24 |
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| 25 | /////////////////////////////////////////////////////////////////////////////
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| 26 | //
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| 27 | // traincuts.C
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| 28 | // ===========
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| 29 | //
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| 30 | // For more details see the class description of MJTrainCuts
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| 31 | //
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| 32 | /////////////////////////////////////////////////////////////////////////////
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| 33 | void traincuts()
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| 34 | {
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| 35 | // Instantiate class
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| 36 | MJTrainCuts opt;
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| 37 | //opt.SetDebug();
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| 38 |
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| 39 | // These are control parameters how to train the random forest (use with care!)
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| 40 | //opt.SetNumTrees(100);
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| 41 | //opt.SetNdSize(5);
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| 42 | //opt.SetNumTry(0);
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| 43 |
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| 44 | // Setup datasets
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| 45 | MDataSet seton ("dataset_on.txt");
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| 46 | MDataSet setoff("dataset_off.txt");
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| 47 |
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| 48 | opt.SetDataSetOn(seton);
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| 49 | opt.SetDataSetOff(setmix);
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| 50 |
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| 51 | // Define the parameters you want the random forest to use
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| 52 | Int_t p00 = opt.AddParameter("MHillas.fSize");
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| 53 | Int_t p01 = opt.AddParameter("MHillas.GetArea*MGeomCam.fConvMm2Deg^2");
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| 54 | Int_t p02 = opt.AddParameter("MHillasSrc.fDist*MGeomCam.fConvMm2Deg");
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| 55 | Int_t p03 = opt.AddParameter("MHillasExt.fTimeSpreadWeighted");
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| 56 | Int_t p04 = opt.AddParameter("MHillasExt.fSlopeSpreadWeighted");
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| 57 |
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| 58 | Int_t p05 = opt.AddParameter("MHillasExt.fSlopeLong*sign(MHillasSrc.fCosDeltaAlpha)/MGeomCam.fConvMm2Deg");
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| 59 | Int_t p06 = opt.AddParameter("MHillasExt.fM3Long*sign(MHillasSrc.fCosDeltaAlpha)*MGeomCam.fConvMm2Deg");
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| 60 |
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| 61 | // A selection of more parameters
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| 62 | // Int_t p07 = opt.AddParameter("MNewImagePar.fLeakage1");
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| 63 | // Int_t p08 = opt.AddParameter("MNewImagePar.fLeakage2");
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| 64 | // Int_t p09 = opt.AddParameter("MNewImagePar.fConcCOG");
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| 65 | // Int_t p10 = opt.AddParameter("MNewImagePar.fConcCore");
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| 66 | // Int_t p11 = opt.AddParameter("MNewImagePar.fConc1");
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| 67 | // Int_t p12 = opt.AddParameter("MNewImagePar.fUsedArea*MGeomCam.fConvMm2Deg^2");
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| 68 | // Int_t p13 = opt.AddParameter("MNewImagePar.fCoreArea*MGeomCam.fConvMm2Deg^2");
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| 69 |
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| 70 | // Define the binning for all the parameters
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| 71 | // opt.AddBinning(p00, MBinning(40, 10, 10000, "", "log")); // Size
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| 72 | // opt.AddBinning(p01, MBinning(40, 0, 0.3)); // Area
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| 73 | // opt.AddBinning(p02, MBinning(50, 0, 2.5)); // Dist
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| 74 | // opt.AddBinning(p03, MBinning(50, 0, 2.5)); // TimeSpreadW
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| 75 | // opt.AddBinning(p04, MBinning(50, 0, 1.0)); // SlopeSpreadW
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| 76 | // opt.AddBinning(p05, MBinning(51, -12, 12)); // SlopeLong
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| 77 | // opt.AddBinning(p06, MBinning(51, -0.5, 0.5)); // M3Long
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| 78 | // opt.AddBinning(p07, MBinning(50, 0, 0.5)); // Leakage1
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| 79 | // opt.AddBinning(p08, MBinning(50, 0, 0.5)); // Leakage2
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| 80 | // opt.AddBinning(p09, MBinning(50, 0, 1)); // ConcCOG
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| 81 | // opt.AddBinning(p10, MBinning(50, 0, 1)); // ConcCore
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| 82 | // opt.AddBinning(p11, MBinning(50, 0, 1)); // Conc1
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| 83 | // opt.AddBinning(p12, MBinning(50, 0, 0.3)); // UsedArea
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| 84 | // opt.AddBinning(p13, MBinning(50, 0, 0.3)); // CoreArea
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| 85 |
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| 86 | // Define the histograms you want to see by AddHist(x[,y[,z]]);
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| 87 | opt.AddHist(p00, p01); // Area vs Size
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| 88 | opt.AddHist(p02, p03); // TimeSpreadW vs Dist
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| 89 | opt.AddHist(p02, p04); // SlopeSpreadW vs Dist
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| 90 | // opt.AddHist(p09);; // ConcCOG
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| 91 |
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| 92 | // Define additional cuts which are applied after reading the data
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| 93 | //opt.AddPreCut("MNewImagePar.fConcCOG>0.1");
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| 94 | //opt.AddPreCut("MHillasSrc.fDist*MGeomCam.fConvMm2Deg<2.0");
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| 95 |
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| 96 | // -------------------- Run ----------------------------
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| 97 |
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| 98 | MStatusDisplay *d = new MStatusDisplay;
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| 99 | opt.SetDisplay(d);
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| 100 |
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| 101 | // ------------------------------------------------------
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| 102 |
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| 103 | // Use random forest regression method
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| 104 | // opt.EnableRegression();
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| 105 |
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| 106 | // Allows overwrite of existing files
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| 107 | // opt.SetOverwrite();
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| 108 | opt.Process("rf-cuts.root");
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| 109 | }
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