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Helsinki JetMET workshop: physics at 100 fb-1

10–12 May 2017
University of Helsinki, Kumpula campus
Europe/Helsinki timezone

Contribution List

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  1. 1. Welcome to workshop
    Mikko Voutilainen (University of Helsinki (FI))
    10/05/2017, 09:00

    Welcome speech by the local organizers.

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  2. 2. Kick-start talk for physics at 100 fb-1
    Jim Olsen (Princeton University (US))
    10/05/2017, 09:15

    Jim Olsen as ex CMS Physics Coordinator gives an overview of what we can expect and should aim in physics at 100 fb-1.

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  3. 3. Jet flavors at 100 fb-1
    Matthew Schwartz
    10/05/2017, 10:00

    Theoretical and phenomenological challenges in modeling and identifying jet flavors, including top jets and novel approaches such as deep learning for quark and gluon discrimination

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  4. 5. CMS JetMET overview, public
    Robert Schoefbeck (Ghent University (BE)), Seema Sharma (Indian Institute of Science Education and Research (IN))
    10/05/2017, 11:15

    Overview talk of CMS state of the art from the JetMET conveners.

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  5. 4. ATLAS JetMET overview, public
    Christophe Clement (Stockholm University (SE))
    10/05/2017, 12:00

    Overview of ATLAS state-of-the art in jets and missing ET from one of the ATLAS JetMET conveners.

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  6. 6. Pileup performance at 100 fb-1
    Philip Coleman Harris (CERN)
    10/05/2017, 14:15

    Current status of the best pileup subtraction algorithms, PUPPI and SoftKiller, by the original authors.

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  7. 7. Substructure
    Mrinal Dasgupta (University of Manchester (GB)), Mrinal Dasgupta (Unknown)
    10/05/2017, 14:45

    (pruning, soft drop, theory), + W,top,H tagging, boosted (theory)

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  8. 34. Top mass aspirations at 100 fb-1
    Martijn Mulders (CERN)
    10/05/2017, 15:15

    What would it take experimentally to get the top quark mass uncertainty to 0.2 GeV with 100 fb-1? Advanced NLOxPS generators, better PS model such as Vincia, new methods, Z+b response? Data-based flavor responses, better use of W->qq' mass peak, 3D R_bq from ATLAS?

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  9. 8. Top quark mass: what is it and should it be?
    Andre Hoang (University of Vienna)
    10/05/2017, 16:15

    Review on what are we measuring with the top quark mass (MC mass), how it is related to theory (pole mass, MSbar mass), and how we could strengthen the link between theory and experiment when experimental precision reaches 0.2 GeV.

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  10. 9. IML: Inter-Experimental LHC Machine Learning Working Group
    Steven Randolph Schramm (Universite de Geneve (CH))
    10/05/2017, 16:45

    Introduction to the work and goals of IML, and how this ties to JetMET work.

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  11. 10. DeepFlavour: deep neural network for all flavors
    Jan Kieseler (CERN)
    10/05/2017, 17:15

    State-of-the art in quark (and gluon) flavor discrimination with deep neural networks at CMS.

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  12. 11. Phase 1 Upgrade
    Milos Dordevic (Vinca Institute, University of Belgrade)
    11/05/2017, 09:00
  13. 12. HCAL & GEANT
    John Paul Chou (Rutgers, State Univ. of New Jersey (US))
    11/05/2017, 09:30
  14. 13. ECAL & EGamma
    Fabrice Couderc (CEA/IRFU,Centre d'etude de Saclay Gif-sur-Yvette (FR)), Fabrice Couderc
    11/05/2017, 10:00
  15. 14. JEC Overview
    Anastasia Karavdina (Hamburg University (DE)), Henning Kirschenmann (CERN)
    11/05/2017, 11:00
  16. 16. JEC 1: MC Truth Improvements and High-Pt Extrapolation
    Alexx Perloff (Texas A & M University (US))
    11/05/2017, 11:20

    More advanced NLOxPS generators for MC truth, jet flavor responses and their uncertainties with various MC, and how to tune single pion response for high pT extrapolation a la D0.

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  17. 17. JEC 2: Forward Calibration
    Arne Reimers (Hamburg University (DE))
    11/05/2017, 11:35

    Relative calibration from dijet events. Challenges, limitations, and ways forward.

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  18. 36. JEC3: Z+jet
    Thomas Berger (KIT - Karlsruhe Institute of Technology (DE))
    11/05/2017, 11:45
  19. 23. JEC 4: Gamma+Jet
    Hugues Lattaud (Universite Claude Bernard-Lyon I (FR))
    11/05/2017, 11:55
  20. 37. JEC5: Multijet
    Andrey Popov (Institut de Physique Nucléaire de Lyon (FR))
    11/05/2017, 12:05
  21. 22. JEC 6: Resolution
    Marek Adam Niedziela (Hamburg University (DE))
    11/05/2017, 12:15
  22. 15. JEC7: Composition studies and flavor
    Hannu Siikonen (Helsinki Institute of Physics (FI))
    11/05/2017, 12:25

    PF Jet composition, flavor definitions (past, present, future), NLO

    Old (Jet flavors from data) State-of-the art in extracting jet flavors from data. What do we know and what should we do to get light quarks, gluons, charm and bottom jets nailed down.

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  23. 38. JEC8: Sneek-peek at regression using DNN
    Joona Juhani Havukainen (Helsinki Institute of Physics (FI))
    11/05/2017, 12:35
  24. 24. MET Overview
    Loukas Gouskos (Univ. of California Santa Barbara (US)), Zeynep Demiragli (Massachusetts Inst. of Technology (US)), Zeynep Demiragli (Brown University)
    11/05/2017, 14:15
  25. 25. MET 1: MET at high pileup
    Leonora Vesterbacka (Eidgenoessische Technische Hochschule Zuerich (CH))
    11/05/2017, 14:30

    Study of MET performance in high pile up events

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  26. 26. MET 2: MET significance algorithm
    Daniel Spitzbart (Austrian Academy of Sciences (AT))
    11/05/2017, 14:45

    Overview of the MET significance algorithm and implemented improvements

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  27. 35. MET 3: Dead cell recovery with regression
    David Vannerom (Universite Libre de Bruxelles (BE)), David Vannerom (U)
    11/05/2017, 15:00

    New regression techniques to recover the energy of the dead cells using near by crystals in calorimeters and tracking information

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  28. 28. Trigger Overview
    Milos Dordevic (Vinca Institute, University of Belgrade)
    11/05/2017, 15:15
  29. 27. DQM Overview
    Viola Sordini (Universite Claude Bernard-Lyon I (FR))
    11/05/2017, 15:35
  30. 29. JMAR Overview
    Gregor Kasieczka (Eidgenoessische Technische Hochschule Zuerich (CH)), Kevin Connor Nash (Rutgers, State Univ. of New Jersey (US))
    11/05/2017, 16:15
  31. 31. JMAR: Heavy resonances (W/Z/H/top)
    Gregor Kasieczka (Eidgenoessische Technische Hochschule Zuerich (CH)), Kevin Connor Nash (Rutgers, State Univ. of New Jersey (US)), Simone Gelli (Sapienza Universita e INFN, Roma I (IT))
    11/05/2017, 16:30
  32. 32. JMAR: Pileup (PUPPI and PU JetID)
    Satoshi Hasegawa (Fermi National Accelerator Lab. (US))
    11/05/2017, 16:45
  33. 33. JMAR: JetID and QGL
    Eirini Tziaferi (National and Kapodistrian University of Athens (GR))
    11/05/2017, 17:00

    Jet identification and quark/gluon likelihood

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  34. 30. Physics highlight: rainbow of jets
    Engin Eren (Deutsches Elektronen-Synchrotron (DE))
    11/05/2017, 17:15

    CMS has already measured cross sections of inclusive jets and inclusive b-jets. What tools would be needed take to push this forward at 100 fb-1 and also measure inclusive gluon jets, inclusive light quark jets, inclusive charm jets and inclusive top jets, to have full view of flavor universality at the TeV scale?

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  35. 20. Coordination meeting - plan for the rest of the year
    12/05/2017, 09:15
  36. 18. Future planning session
    12/05/2017, 09:35
  37. 21. Future planning session continued
    12/05/2017, 11:00
  38. 19. Training session
    Mikko Voutilainen (University of Helsinki (FI))
    12/05/2017, 11:45

    Informal training on JEC global fit. Instructions to run are attached.

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