| 1 | 3.3.0:
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| 2 | - improved energy-flow algorithm for high momentum
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| 3 | - updated b-tagging parameterisations to recent ATLAS and CMS publications
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| 4 | - updated FastJet library to 3.1.3
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| 5 | - updated Nsubjettiness library to 2.2.1
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| 6 | - added a detector card for the ILD detector (for ILC) based on http://arxiv.org/abs/1306.6329
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| 7 | - adapted examples, EventDisplay, DelphesFormula and DelphesTF2 to ROOT 6.04
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| 8 | - fixed tau-tagging for events without tau (thanks to Sho Iwamoto)
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| 9 | - fixed UniqueObjectFinder (#728)
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| 10 | - added JetFakeParticle module
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| 11 | - added PhotonConversions module
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| 12 | - added TaggingParticlesSkimmer module
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| 13 | - added phi and energy dependence to AngularSmearing, BTagging, Efficiency, EnergyScale, EnergySmearing, IdentificationMap, ImpactParameterSmearing and MomentumSmearing
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| 14 | - added IsRecoPU flag and PTMin parameter to TrackPileUpSubtractor
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| 15 | - added Invert and Status options to PdgCodeFilter (thanks to Chase Shimmin)
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| 16 | - added new isolation variables to Candidate, Electron, Muon and Photon classes (thanks to Raffaele Gerosa)
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| 17 | - added code from CMS to PileUpMerger and PileUpMergerPythia8
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| 18 | - added timing information to Calorimeter
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| 19 | - added new PileUpJetID version (thanks to Seth Senz)
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| 20 | - added Area 4-vector to jet class
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| 21 | - added PUPPI algorithm and RunPUPPI module
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| 22 | - added RecursiveTools package from fastjet contribs
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| 23 | - replaced N-subjettiness with an array in Jet class (same as in Candidate class)
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| 24 | - added Trimming, Pruning and SoftDrop to FastJetFinder
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| 25 | - added possibility to use DelphesPythia8 with LHE files
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| 26 | - added Pythia8 examples
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| 27 | - added JetFlavorAssociation module with Physics and Algorithmic definitions of the jet flavor
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| 28 | - added new jet flavor definitions to the BTagging module (available only when running DelphesPythia8 with LHE files)
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| 29 |
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| 30 | 3.2.0:
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| 31 | - moved code repository to GitHub (http://github.com/delphes/delphes)
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| 32 | - moved configuration files from examples to cards directory
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| 33 | - 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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| 34 | - updated FastJet library to 3.1.0
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| 35 | - added zero suppression to Calorimeter and SimpleCalorimeter modules
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| 36 | - added SmearTowerCenter configuration parameter to Calorimeter and SimpleCalorimeter modules (#363)
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| 37 | - 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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| 38 | - added AngularSmearing module (to smear track eta,phi)
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| 39 | - added PdgCodeFilter (to veto particle with given PID from collections)
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| 40 | - added IdentificationMap (allows to apply (mis)-identification)
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| 41 | - added Example4.C (provides an example on how to compute the jet energy scale)
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| 42 | - added examples (examples/ExternalFastJet) on how to run Delphes as a library with external FastJet installation
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| 43 | - updated card for FCC studies (cards/delphes_card_FCC_basic.tcl)
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| 44 | - added card for LHCb studies (cards/delphes_card_LHCb.tcl)
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| 45 | - made interface with Pythia 8 turned off by default
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| 46 | - adapted Isolation module to new energy-flow photons and neutral hadrons (#362)
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| 47 | - fixed jet mass calculation for anti-kt with "winner-take-all" (#355)
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| 48 | - fixed crashing of root2lhco when ROOT file doesn't contain all required branches (#340)
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| 49 | - added possibility to build Delphes with CMake (#313)
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| 50 |
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| 51 | 3.1.2:
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| 52 | - fixed smearing of (z,t) vertex distribution in the PileUpMerger module
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| 53 |
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| 54 | 3.1.1:
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| 55 | - adapted DelphesSTDHEP to the latest version of the STDHEP format introduced in MadGraph5_aMC@NLO 2.1.2
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| 56 |
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| 57 | 3.1.0:
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| 58 | added Hector module (fast simulator for the transport of particles in beam lines)
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| 59 | - added N-subjettiness and N-jettiness (to identify boosted hadronically-decaying objects like electroweak bosons and top quarks)
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| 60 | - added SimpleCalorimeter module (to study effects of different granularity in ECAL and HCAL)
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| 61 | - added ImpactParameterSmearing (to smear transverse and longitudinal track impact parameter needed for track counting b-tagging)
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| 62 | - added TrackCountingBTagging module (for simple b-tagging algorithm based on counting tracks with large impact parameter)
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| 63 | - added basic card for FCC studies (examples/delphes_card_FCC_basic.tcl)
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| 64 |
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| 65 | 3.0.12:
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| 66 | - updated FastJet library to 3.0.6
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| 67 | - added smearing of (z,t) vertex distribution in the PileUpMerger module
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| 68 | - propagation time computed for every output collection
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| 69 | - added TimeSmearing module (for propagation time measurement)
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| 70 | - added PileUpJetId module (thanks to Seth Senz)
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| 71 |
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| 72 | 3.0.11:
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| 73 | - new energy-flow algorithm, optimized for better compatibility with pile-up subtraction
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| 74 | - added possibility of computing pile-up density in different eta regions via the RhoEtaRange parameter in FastJetFinder module
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| 75 | - implemented correct efficiency/resolution for high pt muons in CMS cards
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| 76 | - removed pile-up subtraction on missing energy
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| 77 | - added possibility to read re-weighting information from LHEF input files
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| 78 | - added UsePTSum and PTSumMax parameters to isolation module
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| 79 | - added possibility of specifying the shape of pile-up distribution (via the PileUpDistribution parameter in the PileUpMerger module)
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| 80 | - added pile-up Vertex collection to the output tree
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| 81 |
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| 82 | 3.0.10:
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| 83 | - new readers (DelphesProMC.cpp, DelphesProMC.py (#220), DelphesPythia8)
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| 84 | - new modules (EnergyScale, PileUpMergerPythia8, Weighter)
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| 85 | - new module parameters (absolute/relative isolation (#187), flat/poisson pile-up distribution)
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| 86 | - new global parameters (max number of events, skip events (#183), random seed (#202))
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| 87 | - new branches (pile-up event density rho, MC event weight)
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| 88 | - updated CMS and ALTAS detector cards (and added ATLAS pile-up detector card)
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| 89 | - calorimeter smearing is now performed according to a logNormal distribution
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| 90 | - improved particle-flow algorithm (#204)
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| 91 | - added calculation of particle propagation time in the tracker
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| 92 | - fixed tau-jet matching by only considering visible hadronic tau (#208)
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| 93 | - read masses from MC event file (#195, #201)
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| 94 | - bug fixes in DelphesCMSFWLite (#196)
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| 95 | - compilable analysis macro examples (#182)
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| 96 | - ability to read MC re-weighting information from LHE files
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| 97 |
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| 98 | 3.0.9:
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| 99 | - fixed reading of weighted STDHEP events (#181)
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| 100 | - fixed script building Delphes with CMSFWLite (#180)
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| 101 | - added more particles to StatusPidFilter (#179)
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| 102 |
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| 103 | 3.0.8:
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| 104 | - fixed treatment of units in HepMC format (#175)
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| 105 | - added Weight to HepMCEvent branch to store the event weight (#173)
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| 106 | - added Rho branch to store the rho energy density (#176)
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| 107 | - added random rotation of pile-up events around the z-axis
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| 108 |
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| 109 | 3.0.7:
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| 110 | - added separate make rule for the event display to fix the compilation problem for systems without OpenGL libraries (#168, #127)
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| 111 | - added Cloner module
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| 112 | - modified BTagging module (several BTagging bits can be stored for the same jet collection, see here)
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