| 1 | 3.4.0:
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| 2 | - corrected granularities for ECAL and HCAL in CMS default cards
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| 3 | - improved particle flow algorithm
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| 4 | - updated FastJet library to 3.2.1
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| 5 | - updated Nsubjettiness library to 2.2.4
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| 6 | - added scripts that produce validation plots
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| 7 | - added DelphesROOT reader
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| 8 | - added TrackSmearing and BeamSpotFilter modules
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| 9 | - completed TimeSmearing module
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| 10 | - added preliminary version of vertex clustering algorithm in 3/4D, VertexFinder and VertexFinder4D (special thanks to A. Hart and L. Gray)
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| 11 | - fixed muon efficiency at high energy
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| 12 | - replaced gaussian smearing with lognormal in MomentumSmearing module
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| 13 |
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| 14 | 3.3.3:
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| 15 | - improved compatibility with ROOT >= 6.04
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| 16 | - removed test of praticle stability based on ROOT pdgtable (#347, #753, #821, #855)
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| 17 | - fixed bugs in DelphesCMSFWLite
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| 18 | - fixed bugs in PUPPI
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| 19 | - fixed compiler and linker flags for Pythia8
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| 20 | - added CMS Phase II cards
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| 21 | - added particle gun to DelphesPythia8
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| 22 | - added jet merging to DelphesPythia8 based on Pythia8 main32.cc
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| 23 | - added UseMiniCone option in Isolation module
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| 24 | - added RecoPuFilter module
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| 25 | - added back OldCalorimeter for CheckMate bwd compatibilty (#591)
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| 26 | - updated tracking and calorimeter resolution in CMS cards
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| 27 |
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| 28 | 3.3.2:
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| 29 | - added pre-validated card for CMS upgrade Phase II studies
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| 30 | - added TrackCountingTauTagging module (a la CheckMate)
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| 31 | - updated tau-tagging efficiency according to ATL-PHYS-PUB-2015-045
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| 32 |
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| 33 | 3.3.1:
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| 34 | - corrected light parton mistag rate in b-tagging formula for CMS and ILD cards
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| 35 | - added tracks to output in ILD card to enable root2lhco conversion
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| 36 | - fixed muon collection in ILD card
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| 37 | - added example for pileup generation with Pythia8
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| 38 | - moved to loose isolation working points for ATLAS and CMS cards
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| 39 | - added UseRhoCorrection switch to decide which isolation variable use for selection (true by default)
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| 40 | - switch to Rapidity selector (SelectorRapRange) for pile-up density computation in FastJet to ensure backward compatibility
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| 41 | - addressed N-subjettiness warnings in 2.2.1 version
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| 42 |
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| 43 | 3.3.0:
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| 44 | - improved energy-flow algorithm for high momentum
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| 45 | - updated b-tagging parameterisations to recent ATLAS and CMS publications
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| 46 | - updated FastJet library to 3.1.3
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| 47 | - updated Nsubjettiness library to 2.2.1
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| 48 | - added a detector card for the ILD detector (for ILC) based on http://arxiv.org/abs/1306.6329
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| 49 | - adapted examples, EventDisplay, DelphesFormula and DelphesTF2 to ROOT 6.04
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| 50 | - fixed tau-tagging for events without tau (thanks to Sho Iwamoto)
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| 51 | - fixed UniqueObjectFinder (#728)
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| 52 | - added JetFakeParticle module
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| 53 | - added PhotonConversions module
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| 54 | - added TaggingParticlesSkimmer module
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| 55 | - added phi and energy dependence to AngularSmearing, BTagging, Efficiency, EnergyScale, EnergySmearing, IdentificationMap, ImpactParameterSmearing and MomentumSmearing
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| 56 | - added IsRecoPU flag and PTMin parameter to TrackPileUpSubtractor
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| 57 | - added Invert and Status options to PdgCodeFilter (thanks to Chase Shimmin)
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| 58 | - added new isolation variables to Candidate, Electron, Muon and Photon classes (thanks to Raffaele Gerosa)
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| 59 | - added code from CMS to PileUpMerger and PileUpMergerPythia8
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| 60 | - added timing information to Calorimeter
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| 61 | - added new PileUpJetID version (thanks to Seth Senz)
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| 62 | - added Area 4-vector to jet class
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| 63 | - added PUPPI algorithm and RunPUPPI module
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| 64 | - added RecursiveTools package from fastjet contribs
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| 65 | - replaced N-subjettiness with an array in Jet class (same as in Candidate class)
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| 66 | - added Trimming, Pruning and SoftDrop to FastJetFinder
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| 67 | - added possibility to use DelphesPythia8 with LHE files
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| 68 | - added Pythia8 examples
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| 69 | - added JetFlavorAssociation module with Physics and Algorithmic definitions of the jet flavor
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| 70 | - added new jet flavor definitions to the BTagging module (available only when running DelphesPythia8 with LHE files)
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| 71 |
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| 72 | 3.2.0:
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| 73 | - moved code repository to GitHub (http://github.com/delphes/delphes)
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| 74 | - moved configuration files from examples to cards directory
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| 75 | - new event display, with automatic discovery of the object collections, navigation controls, and 3D geometry sketch (for more details, see WorkBook/EventDisplay)
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| 76 | - updated FastJet library to 3.1.0
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| 77 | - added zero suppression to Calorimeter and SimpleCalorimeter modules
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| 78 | - added SmearTowerCenter configuration parameter to Calorimeter and SimpleCalorimeter modules (#363)
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| 79 | - added FastJetGridMedianEstimator module (provides much faster pile-up subtraction based on a fixed grid eta-dependent average pile-up density computation)
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| 80 | - added AngularSmearing module (to smear track eta,phi)
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| 81 | - added PdgCodeFilter (to veto particle with given PID from collections)
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| 82 | - added IdentificationMap (allows to apply (mis)-identification)
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| 83 | - added Example4.C (provides an example on how to compute the jet energy scale)
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| 84 | - added examples (examples/ExternalFastJet) on how to run Delphes as a library with external FastJet installation
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| 85 | - updated card for FCC studies (cards/delphes_card_FCC_basic.tcl)
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| 86 | - added card for LHCb studies (cards/delphes_card_LHCb.tcl)
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| 87 | - made interface with Pythia 8 turned off by default
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| 88 | - adapted Isolation module to new energy-flow photons and neutral hadrons (#362)
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| 89 | - fixed jet mass calculation for anti-kt with "winner-take-all" (#355)
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| 90 | - fixed crashing of root2lhco when ROOT file doesn't contain all required branches (#340)
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| 91 | - added possibility to build Delphes with CMake (#313)
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| 92 |
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| 93 | 3.1.2:
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| 94 | - fixed smearing of (z,t) vertex distribution in the PileUpMerger module
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| 95 |
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| 96 | 3.1.1:
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| 97 | - adapted DelphesSTDHEP to the latest version of the STDHEP format introduced in MadGraph5_aMC@NLO 2.1.2
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| 98 |
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| 99 | 3.1.0:
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| 100 | added Hector module (fast simulator for the transport of particles in beam lines)
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| 101 | - added N-subjettiness and N-jettiness (to identify boosted hadronically-decaying objects like electroweak bosons and top quarks)
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| 102 | - added SimpleCalorimeter module (to study effects of different granularity in ECAL and HCAL)
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| 103 | - added ImpactParameterSmearing (to smear transverse and longitudinal track impact parameter needed for track counting b-tagging)
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| 104 | - added TrackCountingBTagging module (for simple b-tagging algorithm based on counting tracks with large impact parameter)
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| 105 | - added basic card for FCC studies (examples/delphes_card_FCC_basic.tcl)
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| 106 |
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| 107 | 3.0.12:
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| 108 | - updated FastJet library to 3.0.6
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| 109 | - added smearing of (z,t) vertex distribution in the PileUpMerger module
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| 110 | - propagation time computed for every output collection
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| 111 | - added TimeSmearing module (for propagation time measurement)
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| 112 | - added PileUpJetId module (thanks to Seth Senz)
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| 113 |
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| 114 | 3.0.11:
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| 115 | - new energy-flow algorithm, optimized for better compatibility with pile-up subtraction
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| 116 | - added possibility of computing pile-up density in different eta regions via the RhoEtaRange parameter in FastJetFinder module
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| 117 | - implemented correct efficiency/resolution for high pt muons in CMS cards
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| 118 | - removed pile-up subtraction on missing energy
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| 119 | - added possibility to read re-weighting information from LHEF input files
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| 120 | - added UsePTSum and PTSumMax parameters to isolation module
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| 121 | - added possibility of specifying the shape of pile-up distribution (via the PileUpDistribution parameter in the PileUpMerger module)
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| 122 | - added pile-up Vertex collection to the output tree
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| 123 |
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| 124 | 3.0.10:
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| 125 | - new readers (DelphesProMC.cpp, DelphesProMC.py (#220), DelphesPythia8)
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| 126 | - new modules (EnergyScale, PileUpMergerPythia8, Weighter)
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| 127 | - new module parameters (absolute/relative isolation (#187), flat/poisson pile-up distribution)
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| 128 | - new global parameters (max number of events, skip events (#183), random seed (#202))
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| 129 | - new branches (pile-up event density rho, MC event weight)
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| 130 | - updated CMS and ALTAS detector cards (and added ATLAS pile-up detector card)
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| 131 | - calorimeter smearing is now performed according to a logNormal distribution
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| 132 | - improved particle-flow algorithm (#204)
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| 133 | - added calculation of particle propagation time in the tracker
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| 134 | - fixed tau-jet matching by only considering visible hadronic tau (#208)
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| 135 | - read masses from MC event file (#195, #201)
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| 136 | - bug fixes in DelphesCMSFWLite (#196)
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| 137 | - compilable analysis macro examples (#182)
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| 138 | - ability to read MC re-weighting information from LHE files
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| 139 |
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| 140 | 3.0.9:
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| 141 | - fixed reading of weighted STDHEP events (#181)
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| 142 | - fixed script building Delphes with CMSFWLite (#180)
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| 143 | - added more particles to StatusPidFilter (#179)
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| 144 |
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| 145 | 3.0.8:
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| 146 | - fixed treatment of units in HepMC format (#175)
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| 147 | - added Weight to HepMCEvent branch to store the event weight (#173)
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| 148 | - added Rho branch to store the rho energy density (#176)
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| 149 | - added random rotation of pile-up events around the z-axis
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| 150 |
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| 151 | 3.0.7:
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| 152 | - added separate make rule for the event display to fix the compilation problem for systems without OpenGL libraries (#168, #127)
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| 153 | - added Cloner module
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| 154 | - modified BTagging module (several BTagging bits can be stored for the same jet collection, see here)
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