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C RETURNS AMPLITUDE SQUARED SUMMED/AVG OVER COLORS. C AND HELICITIES ... Approximately free at very short times. Measure distributions in experiments and use ...
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Addict. Set up entire system for local process and event generation. Goal. User Levels ... Addict. Model Data. Pythia. Inclusive. Matching. Comprehensive ...
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... jets are harder, less collinear with Z. cuts. Dan Holmes: ... PYTHIA jets tend to be softer, more collinear with Z. MAD jets harder, much flatter PT spectrum. ...
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Formalism and Kinematics. Helicity amplitudes for the VBF process. Azimuthal angle correlations ... Helicity formalism. For the VBF process. the completeness ...
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D Results. NO evidence for a signal, extract limits on cross-section! ... s-channel process involves. a time-like W boson, t-channel process involves. a space ...
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Tools For the LHC: Beyond the Standard Model. Jay M. Hubisz. FNAL. 5/4/07. Outline. Goals: Software pipeline from (SM or beyond) physics process to plots ...
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The are two important differences between the LHC and previous machines. 1. High Energy :14 TeV ... 2. New physics should show up in events with many hard jets ...
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Using all data. Using all experiments. We must maximize our chances to find new physics here, as soon as possible. ... Automates hypothesis testing. Makes it ...
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Optimising vs Pythia back. 0.00006% 0.28% 0.40 (s=1.00,b=19.6) MSSM: H : 2-tag. 24.4 ... much harder to optimise against MAD topology. ..which all means...
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... single-top backgrounds is a prerequisite for Higgs searches at ... a priori sensitivity: 2.5. 9. Matrix ... a priori sensitivity: 2.6. 12. 2.3 Likelihood ...
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Evidence for Single Top Quark Production at CDF
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Vista significiance calculation in population comparison ... On the other hand, having lurking deficits reduces sensitivity (to excesses of course) ...
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Single Top Production Search at CDF ... Search for Single Top. Top has been discovered at Tevatron in tt pairs ... bg gauss. constraints. Syst. Uncert. ...
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Higgs boson production in association with a photon. in Vector Boson Fusion at LHC ... what happens if the radiation of a photon. from b-coupling is switched off ...
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... global fit' (MRST, CTEQ, ...) to deep inelastic scattering (H1, ZEUS, ...) data ... thrust in e e-) Forum04. 28. inclusive b. cross section. UA1, 1996 ...
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Title: Gauge Extension of the MSSM Author: Gateway_User Last modified by: jiayh Created Date: 2/10/2004 6:18:08 PM Document presentation format:
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James Stirling. IPPP, University of Durham. Thanks to QCD-Hard and QCD-Soft ... included in standard radiative correction packages (HECTOR, HERACLES) ...
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Separate Channel Search with Neural Network ... k, j is the process index: signal (s- or t- channel), Wbb, Wcc/Wc, mistags, ttbar ...
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Durham University Monte Carlo Event Generators Lecture 1: Basic Principles of Event Generation Peter Richardson IPPP, Durham University
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Yves Kemp. University of Karlsruhe. on behalf of the CDF collaboration. HEP2005 Lisboa, 7/23/2005 ... Y. Kemp. 11. Electrons in forward region ...
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Signature & Backgrounds. Signal for s and t channel mostly similar. Lepton ... described by backgrounds ... The motivation is pretty clear. A 'jet'-theorist: ...
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... well described by backgrounds ... The motivation is pretty clear. A 'jet'-theorist: 'Dude. ... the theory and experiment community to understand the backgrounds ...
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1 Harris, Laenen, Phaf, ZS, Weinzierl, PRD 66 (02) 054024 ... s-channel, t bNLO = 1.54 t bLO. t-channel, t jNLO = t jLO if using l=Q2, h=Q2 mt2. 0.278 pb ...
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Other matching schemes: Mangano's MLM Matching KT d0 KT d0 KT
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PANIC 2005, Santa Fe, USA. 1. Search for Single Top Quark Production at the Tevatron ... PANIC 2005, Santa Fe, USA. 10. CDF Likelihood Results. 95% C.L. on the ...
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Example: (Q h) and top mass. Design16 likelihood discriminants for S/B ... Current analyses not only provide drastically improved limits on the single top ...
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