| 1 | 3.2.0:
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| 2 | moved code repository to GitHub (http://github.com/delphes/delphes)
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| 3 | moved configuration files from examples to cards directory
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| 4 | new event display, with automatic discovery of the object collections, navigation controls, and 3D geometry sketch (for more details, see [event display manual](/workbook/event-display))
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| 5 | updated FastJet library to 3.1.0
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| 6 | added zero suppression to Calorimeter and SimpleCalorimeter modules
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| 7 | added DitherTowerCenter configuration parameter to Calorimeter and SimpleCalorimeter modules (#363)
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| 8 | added FastJetGridMedianEstimator module (provides fixed grid eta-dependent average pile-up density)
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| 9 | added AngularSmearing module (to smear track eta,phi)
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| 10 | added PdgCodeFilter (to veto particle with given PID from collections)
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| 11 | added IdentificationMap (allows to apply (mis)-identification)
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| 12 | added Example4.C (provide and example on how to compute the jet energy scale)
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| 13 | added examples (examples/ExternalFastJetBasic.cpp and examples/ExternalFastJetHepMC.cpp) on how to run Delphes as a library with external FastJet installation
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| 14 | updated example for FCC studies (cards/delphes_card_FCC_basic.tcl)
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| 15 | added example for LHCb studies (cards/delphes_card_LHCb.tcl)
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| 16 | made interface with Pythia 8 turned off by default
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| 17 | adapted Isolation module to new energy-flow photons and neutral hadrons (#362)
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| 18 | fixed jet mass calculation for anti-kt with "winner-take-all" (#355)
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| 19 | fixed crashing of root2lhco when ROOT file doesn't contain all required branches (#340)
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| 20 |
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| 21 | 3.1.2:
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| 22 | fixed smearing of (z,t) vertex distribution in the PileUpMerger module
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| 23 |
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| 24 | 3.1.1:
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| 25 | adapted DelphesSTDHEP to the latest version of the STDHEP format introduced in MadGraph5_aMC@NLO 2.1.2
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| 26 |
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| 27 | 3.1.0:
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| 28 | added Hector module (fast simulator for the transport of particles in beam lines)
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| 29 | added N-subjettiness and N-jettiness (to identify boosted hadronically-decaying objects like electroweak bosons and top quarks)
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| 30 | added SimpleCalorimeter module (to study effects of different granularity in ECAL and HCAL)
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| 31 | added ImpactParameterSmearing (to smear transverse and longitudinal track impact parameter needed for track counting b-tagging)
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| 32 | added TrackCountingBTagging module (for simple b-tagging algorithm based on counting tracks with large impact parameter)
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| 33 | added basic card for FCC studies (examples/delphes_card_FCC_basic.tcl)
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| 34 |
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| 35 | 3.0.12:
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| 36 | updated FastJet library to 3.0.6
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| 37 | added smearing of (z,t) vertex distribution in the PileUpMerger module
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| 38 | propagation time computed for every output collection
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| 39 | added TimeSmearing module (for propagation time measurement)
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| 40 | added PileUpJetId module (thanks to Seth Senz)
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| 41 |
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| 42 | 3.0.11:
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| 43 | new energy-flow algorithm, optimized for better compatibility with pile-up subtraction
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| 44 | added possibility of computing pile-up density in different eta regions via the RhoEtaRange parameter in FastJetFinder module
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| 45 | implemented correct efficiency/resolution for high pt muons in CMS cards
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| 46 | removed pile-up subtraction on missing energy
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| 47 | added possibility to read re-weighting information from LHEF input files
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| 48 | added UsePTSum and PTSumMax parameters to isolation module
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| 49 | added possibility of specifying the shape of pile-up distribution (via the PileUpDistribution parameter in the PileUpMerger module)
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| 50 | added pile-up Vertex collection to the output tree
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| 51 |
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| 52 | 3.0.10:
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| 53 | new readers (DelphesProMC.cpp, DelphesProMC.py (#220), DelphesPythia8)
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| 54 | new modules (EnergyScale, PileUpMergerPythia8, Weighter)
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| 55 | new module parameters (absolute/relative isolation (#187), flat/poisson pile-up distribution)
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| 56 | new global parameters (max number of events, skip events (#183), random seed (#202))
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| 57 | new branches (pile-up event density rho, MC event weight)
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| 58 | updated CMS and ALTAS detector cards (and added ATLAS pile-up detector card)
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| 59 | calorimeter smearing is now performed according to a logNormal distribution
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| 60 | improved particle-flow algorithm (#204)
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| 61 | added calculation of particle propagation time in the tracker
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| 62 | fixed tau-jet matching by only considering visible hadronic tau (#208)
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| 63 | read masses from MC event file (#195, #201)
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| 64 | bug fixes in DelphesCMSFWLite (#196)
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| 65 | compilable analysis macro examples (#182)
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| 66 | ability to read MC re-weighting information from LHE files
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| 67 |
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| 68 | 3.0.9:
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| 69 | fixed reading of weighted STDHEP events (#181)
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| 70 | fixed script building Delphes with CMSFWLite (#180)
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| 71 | added more particles to StatusPidFilter (#179)
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| 72 |
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| 73 | 3.0.8:
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| 74 | fixed treatment of units in HepMC format (#175)
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| 75 | added Weight to HepMCEvent branch to store the event weight (#173)
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| 76 | added Rho branch to store the rho energy density (#176)
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| 77 | added random rotation of pile-up events around the z-axis
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| 78 |
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| 79 | 3.0.7:
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| 80 | added separate make rule for the event display to fix the compilation problem for systems without OpenGL libraries (#168, #127)
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| 81 | added Cloner module
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| 82 | modified BTagging module (several BTagging bits can be stored for the same jet collection, see here)
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