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2023:topics [2023/03/08 17:11]
stephen.jones [Session 1]
2023:topics [2023/06/22 16:06] (current)
gregor.kasieczka [Session 2]
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 ===== List of topics for 2023 ====== ===== List of topics for 2023 ======
 //​(accessible to everyone, editing rights to conveners and organizers)//​ //​(accessible to everyone, editing rights to conveners and organizers)//​
 +---------------------------
  
 ==== Session 1 ==== ==== Session 1 ====
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   * Miscellaneous   * Miscellaneous
      * forward physics -> FASER. Anything needed from SM point of view?      * forward physics -> FASER. Anything needed from SM point of view?
 +
 +  * Machine Learning
 +     * Matrix Element calculation using ML
 +     * Interpretable models
 +     * Fast surrogate models for physics simulations ​
 +     * Workflows and interoperability with experimental software ​
 +     * Incorporating uncertainties in the training of ML models
 +     * ML-based unfolding techniques
 +     * Enforcing properties to ML models: Lorentz invariance/​equivariance,​ permutation invariance, IRC safety
 +
  
  
Line 67: Line 78:
  
  
-**__Higgs:__**+**__Tools, Event Generators and Machine Learning:​__** 
 + 
 + 
 +**__Standard Model Higgs:__**
  
   * ggF   * ggF
-    * N3LO PDFs: Seems that aN3LO PDFs have a large impact, beyond the previously assigned PDF-TH uncert. Do other groups ​agrere ​with this and how robust are these conclusions?​ Do cuts affect the conclusion and are the changes localised in PS? What other reasonable approximations could we make for comparison? (Related lit: 2207.04739)+    * N3LO PDFs: Seems that aN3LO PDFs have a large impact, beyond the previously assigned PDF-TH uncert. Do other groups ​agree with this and how robust are these conclusions?​ Do cuts affect the conclusion and are the changes localised in PS? What other reasonable approximations could we make for comparison? (Related lit: 2207.04739)
     * ggF+jj as a background for VBF     * ggF+jj as a background for VBF
-    * EW Corrections:​ Various approximations ​seems to agree well with each other and the full resultImpact on STXS bins? (Related lit: 2010.09451)+    * EW Corrections:​ Various approximations ​seem to agree well with each other and the full resultImpact on STXS bins? (Related lit: 2010.09451)
  
  
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 ==== Session 2 ==== ==== Session 2 ====
  
-....+**__Higgs:​__**
  
 +  * "​Precision":​
 +    * Trilinear and quadrilinear Higgs couplings
 +    * Lepton flavour violation in the Higgs sector
 +    * Constraining the CP structure of the Higgs couplings
 +    * Higgs and EFT
 +    * Characterizing Higgs boson production and decay
 +  * "​Novelties":​
 +    * Exotic decays of the 125 GeV Higgs boson
 +    * Additional Higgs bosons (low/high mass) - uncovered parameter space
 +    * Naturalness
 +       * Gaps in searches for traditional models (SUSY, compositness)
 +       * Searches for cosmological triggers (new Higgs bosons and v-like leptons)
 +       * Unexpected signatures of naturalness
  
----- 
  
-----+**__Machine Learning and Tools:​__** 
 +   * **Reinterpretation**:​ Tools like Rivet, Gambit, .., ML for reinterpretation,​ reinterpretation of model agnostic searches 
 +   * **EFTs**: Fits, PDF inclusion, SMEFT progress ... 
 +   * **Physics & ML**: Injection of physics priors into classification and generative models; interpretable ML techniques; ML for optimal sensitivity for BSM searches and optimal observables and likelihood learning, opening the black box 
 +   * **Anomalies**:​ A unified view of different anomaly detection techniques,​.pushing the boundaries of anomaly detection
  
-==== Session 1 (from 2021) ==== 
-Here for convenience 
  
-**__Jet substructure techniques:​__** 
  
-  ​Interplay of jet substructure with other groups (e.g. jet substructure for EW measurements like VBF, semileptonic VV, etc.) +**__Low-energy precision probes ​of BSM:__** 
-  ​Snowmass jet substructure report (JSS at future colliders) [work + discussion] +   ​* New Electric Dipole Moment searches? 
-  * What can we do with previous colliders, in light of the LHC [discussion] +   ​Parity violation ​in new systems? 
-  * Comparing new unfolding methods +   ​Exotic atoms/ions to test exotic forces 
-      * Accord on unbinned results (?) +       ​muonic atoms 
-  * Probing the latest MC generators (PB algorithm, PANScales, Deductor...) with jet substructure +       ​antiprotonic atoms 
-      * Finite N_C, beyond LL, ... +       ​highly charged ions 
- +       ​Rydberg states
- +
- +
-**__Monte Carlo:__** +
-  +
-    * Non-perturbative uncertainties +
-      * common hadronisation interface and variations +
-      * theoretical understanding +
-      * differences in tuned comparisons +
-      * pheno impact for certain classes of processes (e.g. VBF/VBS) +
-    * Shower accuracy studies +
-      * comparing different schemes on higher orders, evaluate phenomenological impact +
-      * Subleading colour and interplay with colour reconnection +
-      ​* New sampling methods and algorithms versus machine learning techniques +
-      Accuracy of merging resummed calculation versus ME+PS paradigms +
-    * Photon physics, modelling of fragmentation +
-    * Heavy flavour matching +
-      * review of existing measurements +
-      * Connecting precision calculation,​ fragmentation and decays +
-      * partons at 100 TeV +
-    * Common LHC event bazaar +
-    * Status and needs for electroweak corrections and radiation ​in shower algorithms +
-    Machine learning and adaptive Monte Carlo methods +
- +
- +
-**__SM Higgs Topics:​__** +
- +
-    * ggF +
-      * N3LO PDFs, small-x +
-      * EW corrections +
-      * cuts/differential distributions +
-    * B-quark issues +
-      * Ttbb, V+HF, VH +
-      * 4FNS vs 5FNS: bbH, t/H/Z+j QCD EW… +
-      * Flavour jet algo\ +
-    * ggVV +
-      * Massive results [if we’ll have them, probably yes] +
-    * VBF +
-      * Factor vs non-factor: TH vs EXP discussion on cuts etc (especially Run3) +
-    * Jet-ology +
-      * NNLO+NLO res, VH+J, NNLO+decay & fiducial studies +
-    * HH +
-      * EFTs, H vs HH +
-    * In general, EFT fits etc +
-    * Exp vs theory efficient information exchange +
-      * Likelihood, discriminators as black box +
-      * Differential distribution. TH insight for measurements…  +
-    * PS issues (SLC, higher logs…, liaise with QCD) +
-    * New opportunity for Run3 (unexplored regions, != cuts etc) +
-    * STXS +
-      * for decays - binned proposal  +
-    * FO/​Boosted +
-      * NLO-Improved NNLO HTL predictions for gg → H(→yy)+Jet in the fiducial region, experimental sensitivity ​to different decay channels as a function of pt +
-      Mixed QCD-EW contributions to higgs (e.g. 2010.09451, 2007.09813) +
-     ​Backgrounds +
-      Predictions+uncertainty models for backgrounds to ttH production: tt+HF, ggH+HF, tt+V, previous proposal was to estimate ttV EW correction in different phase space regions +
-    4FS/5FS +
-      * bbar -> higgs (e.g. 2004.04752) +
-      * tHj tZj QCD+EW (e.g. 2006.10086),​ various 4FS/5FS matching issues to consider +
-    * Showers +
-      * New showers, subleading-colour issues with parton showers and possible effects on Higgs physics (PanSccales 2011.10054; Forshaw, Plätzer et al 2003.06400, 2007.09648, 2011.15087, 2012.15215) +
- +
- +
- +
-==== Session 2 ====+
  
2023/topics.1678291906.txt.gz · Last modified: 2023/03/08 17:11 by stephen.jones