2019:groups:tools:isr_ps
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2019:groups:tools:isr_ps [2019/06/17 09:43] stefan.prestel |
2019:groups:tools:isr_ps [2019/06/18 15:28] helen.brooks |
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| + | ====== Self-consistency of initial-state backward evolution ====== | ||
| + | |||
| ** Aim ** | ** Aim ** | ||
| Line 12: | Line 14: | ||
| * Checking how PDF-independent the ratio [No-Emission probability of (x,t0,t1)] / [ f(x,t1)/ f(x,t0) ] actually is in current parton showers. | * Checking how PDF-independent the ratio [No-Emission probability of (x,t0,t1)] / [ f(x,t1)/ f(x,t0) ] actually is in current parton showers. | ||
| - | * Checking how x-independent the ratio [No-Emission probability of (x,t0,t1)] / [ f(x,t1)/ f(x,t0) ] | + | |
| - | is in current parton showers (note: the x-independence is not exact, and e.g. | + | * Checking how x-independent the ratio [No-Emission probability of (x,t0,t1)] / [ f(x,t1)/ f(x,t0) ]is in current parton showers (note: the x-independence is not exact, and e.g. spoiled by threshold logarithms and subleading pieces, so that it is a useful tool to profile the status) |
| - | spoiled by threshold logarithms and subleading pieces, so that it is a useful tool | + | |
| - | to profile the status) | + | ** Bins ** |
| + | |||
| + | x: | ||
| + | log(x) \in [0,-4] -> bins of 0.1 | ||
| + | x \in (0,1] -> bins of 0.1 | ||
| + | |||
| + | "dipole mass" mD: | ||
| + | mD \in {1 TeV, 500 GeV, 100 GeV, 10 GeV, 5 GeV} | ||
| + | |||
| + | |||
| + | starting scale t0 (GeV^2) | ||
| + | t0 \in {0.1 mD^2, 0.5 mD^2, 0.75 mD^2, mD^2} | ||
| + | |||
| + | stopping scale t1 (GeV^2) | ||
| + | t1 \in {0.8 t0, 0.5 t0, 0.1 t0, 0.01 t0, 0.001 t0} | ||
| ** Interested people ** | ** Interested people ** | ||
| - | Stefan Prestel, Davison Soper, Davide Napoletano, Leif Gellersen, Enrico Bothmann... | + | Stefan Prestel, Davison Soper, Davide Napoletano, Leif Gellersen, Enrico Bothmann, Simone Amoroso, Helen Brooks ... |
2019/groups/tools/isr_ps.txt · Last modified: 2019/06/23 22:56 by joey.huston
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