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2019:topics [2018/10/02 20:26]
fawzi.boudjema created
2019:topics [2018/12/10 00:51]
adam.falkowski
Line 1: Line 1:
-Topics for Consideration+======  ​Topics for Consideration ​====== 
 +//(Editing this page requires special privileges: Conveners, organisers)//​
  
-To come +**session 1** 
-(Editing this page requires special privilegesConvenersmanagers)+ 
 +  * **Loops,​Multilegs,​Jets ** 
 + 
 +  *  **PDFs:** 
 +    *dealing with scale uncertainties in PDF fits 
 +    *benchmark studies for current generation of PDFs, e.g. top distributions 
 +    *dealing with tensions in LHC data, i.e. ATLAS jets vs CMS jets, top distributions 
 +       *does each group have the same reaction to the tensions?  
 +       *how to get the greatest knowledge from distributions with tensions?  
 +    *dealing with NNLO grids (NNLOJET) 
 + 
 +  * **Parton Showers:​** 
 +    *LH17 showed that PS predictions agree well with each other when input parameters are synchronized;​ reasonable physics choices then lead to differences;​ can we establish the limit of what these reasonable physics choices are? 
 + 
 +  * **ME+PS:​** 
 +    *better understanding of limits of precision for ME/ME+PS calculations 
 +    *uncertainties in matching PS with ME 
 +    *better understanding of '​reasonable'​ scale uncertainties at NNLO 
 +    *precision predictions in the high pT frontier 
 + 
 +  * **Progress with higher order calculations:​** 
 +    *any benchmarking,​ for example DY at NNLO? 
 +    *improvements for evaluation of 2->2 at NNLO 
 +    *loopedia 
 +    *outlook for 2->3 NNLO 
 +    *3-loop, e.g. Higgs rapidity 
 +    *compact expressions at the amplitude level 
 +    *ntuples for NNLO 
 + 
 +  * **Jets: Where is quark/gluon discrimination useful? How does it perform? Examples: ** 
 +    * PDFs 
 +    * VBF  
 +    * X->gg 
 +    * Susy cascades 
 +    * ISR tagging 
 +    * W tagging 
 +    * top tagging  
 +     
 +  * **Higgs** 
 +    * SM Issues 
 +        * Parton shower and underlying event related systematics in Higgs measurements for signal and background (together with Loops,​Multilegs,​Jets) 
 +        * Prospect of quark/gluon jet tagging for VBF (synergy with Jets session) 
 +        * Predictions+uncertainty models for backgrounds to ttH production: tt+HF, ggH+HF, tt+V 
 +        * Background function choice for H->​gamgam and H->mumu: how to evaluate the functional choice systematics 
 +        * STXS: 
 +            * Brainstorming on "STXS for Higgs decays"​ or something similar for decay propery measurements 
 +            * Updates on STXS for production 
 +        * Probing Higgs Width and Top Quark Yukawa Coupling from ttH and tttt 
 +        * Higgs pair production and self-coupling observables,​ top quark mass-scheme uncertainties 
 +        * EFT description of Higgs production 
 + 
 +  * **MC and Tools** 
 +    * ttbar: mismodeling of top pt and an angular distributions 
 +    * W-mass and precise EW measurements:​ where are the bottlenecks?​ 
 +    * ...more to come... 
 + 
 +**session 2** 
 + 
 +  * **Higgs: new physics** 
 +    * Higgs pairs: lambda_HHH from single & double;  
 +    * VBF Higgs pairs: C2v, Cv relation  
 +    * Rare decays: benchmark for H->​aa->​gamgamgamgam 
 +    * Rare and exotic Higgs decays: further channels not searched for? motivation in specific BSM scenarios?​ 
 +    * CP violation and Higgs: ​(HL-)LHC sensitivity,​ complementarity with other probes (e.g. EDMs) 
 +    * Lighter than 125 GeV scalarshow well are they covered by LHC and LEP?   
 +    * Interpretation of SM coupling/​STXS constraints in BSM benchmarks 
 +    * MSSM: how to close the gap in the high mA (>= 500 GeV)intermediate tan(betarange? 
 +    * Precision measurements to sharpen interpretation of Higgs results (W mass, TGCs, W/Z coupling to quarks, CKM ...) 
 +    * New physics at the high-energy tail of Higgs distributions 
 + 
 +  * **Precision physics at the LHC** 
 +    * Precision measurements of Z and W couplings to quarks 
 +    * Lepton flavor violation in W decays ​   
 +    * Measurement of CKM elements 
 +    * High-energy tail of Drell-Yan production 
 + 
 +  * **New Physics** 
 +    * VLQs beyond V/Hq decays 
 +    * Unconventional signatures 
 +    * Complex DM and colliders 
 + 
 +  * **Flavour anomalies** 
 +    * High pT searches connected with the flavour anomalies 
 +    * Optimized leptoquark and Z' searches  
 +    * Tail of the di-leptons distributions  
 +    * ... 
 + 
 +  * **BSM and Machine Learning** 
 +    * Determination of model parameters 
 +    * 2d/3d/4d Image analysis for HEP e.g. jets 
 +    * New Searches with ML (search algorithms, generic searches, automatisation,​ density estimation, deep networks / auto-encoders etc.) 
 +    * Learning Phenomenally predictions (limits, likelihoods,​ cross sections) 
 +    * Generative models for HEP 
 + 
 + 
 +  * **Tools&​MC** 
 +    * Global fits / recasting / scanning spaces  
 +    * Analysis preservation  
 +    * LLP and resonance searches  
 +    * Simplified likelihoods and EFT explorations  
 +    * Beyond EFT: unitarity, exploring the continuum between EFT→full models  
 +    * BSM modelling with MC  
 +    * Future colliders ​
2019/topics.txt · Last modified: 2019/04/22 15:55 by joey.huston