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2015:groups:sm:qg [2015/06/04 17:11]
jesse.thaler [Questions]
2015:groups:sm:qg [2015/06/04 17:18]
jesse.thaler
Line 162: Line 162:
  
   * Rivet analysis in place which computes from a HepMC event sample the various generalised angularity distributions.   * Rivet analysis in place which computes from a HepMC event sample the various generalised angularity distributions.
 +  * Processes to consider:
 +    * mu+mu- -> spin1 -> q qbar  take photons
 +    * mu+mu- -> spin0 -> g g  take Higgs
 +    * for tests of universality: ​ mu+mu- -> spin0 -> q qbar
 +  * Energies
 +    * Q=sqrt{s} = 50, 200, 800 GeV
 +    * Optionally: ​ Q = 100, 400 GeV
 +  * Jet definition:
 +    * ee-antikt [genkt, p=-1], WTA_modp recomb scheme
 +    * R = 0.3, 0.6, 0.9
 +  * Add thrust from thrust hemispheres for anticipated analytic comparisons
 +  * Add multiplicity (event-wide) in bins of thrust:
 +     * T < 5 GeV/sqrt(S)
 +     * 5 GeV/sqrt(S) < T < 0.1
 +     * 0.1 < T < 0.2
 +     * 0.2 < T
 +
 +==== Preliminary plots for meeting on Thursday ====
 +
 +{{:​2015:​groups:​sm:​ga_10_20.pdf|}}
 +{{:​2015:​groups:​sm:​ga_10_10.pdf|}}
 +{{:​2015:​groups:​sm:​ga_10_05.pdf|}}
 +{{:​2015:​groups:​sm:​ga_00_00.pdf|}}
 +{{:​2015:​groups:​sm:​ga_20_00.pdf|}}
  
 ==== Questions ==== ==== Questions ====
Line 172: Line 196:
   * Universality/​process dependence of conclusions?​   * Universality/​process dependence of conclusions?​
     * Related to whether the discrimination power comes from the core or the periphery of jet.     * Related to whether the discrimination power comes from the core or the periphery of jet.
 +
 ===== Next Les Houches Study (for after LH) ===== ===== Next Les Houches Study (for after LH) =====
  
   * Above study at hadron colliders, using dijets, W/Z/gamma + j, and maybe t tbar samples   * Above study at hadron colliders, using dijets, W/Z/gamma + j, and maybe t tbar samples
  
-===== Preliminary plots for meeting on Thursday ​=====+===== Analytic Les Houches Study? ​=====
  
-{{:2015:​groups:​sm:​ga_10_20.pdf|}} +  * Analytic predictions known/​available/​straightforward for
-{{:2015:​groups:​sm:​ga_10_10.pdf|}} +    * Quark thrustN^3LL' + N^3L0 
-{{:2015:​groups:​sm:​ga_10_05.pdf|}} +    * Gluon thrustN^2LL' + N^2L0 
-{{:2015:​groups:​sm:​ga_00_00.pdf|}} +    * ang (kappa =1) ​NLL'​ 
-{{:​2015:​groups:​sm:​ga_20_00.pdf|}}+  * Can we do useful quark/gluon study from analytic results?
  
 ===== Notes from Tuesday Meeting ===== ===== Notes from Tuesday Meeting =====
2015/groups/sm/qg.txt · Last modified: 2015/07/14 08:27 by philippe.gras