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ATLAS PUB Notes

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2017-06-18
09:40
Secondary vertex finding for jet flavour identification with the ATLAS detector
A high performance identification of jets produced via fragmentation of bottom quarks is crucial for the ATLAS physics programme. [...]
ATL-PHYS-PUB-2017-011. - 2017. - 19 p.
Original Communication (restricted to ATLAS) - Full text

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2017-06-12
22:57
Variable Radius, Exclusive-k$_{T}$, and Center-of-Mass Subjet Reconstruction for Higgs($\rightarrow b\bar{b}$) Tagging in ATLAS
Many physics searches in Run 2 of the Large Hadron Collider involve boosted Higgs bosons, which decay to two $b$-quarks with a large branching ratio. [...]
ATL-PHYS-PUB-2017-010. - 2017.
Original Communication (restricted to ATLAS) - Full text

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2017-05-11
20:01
Quark versus Gluon Jet Tagging Using Charged Particle Multiplicity with the ATLAS Detector
Distinguishing quark-initiated from gluon-initiated jets is useful for many measurements and searches at the LHC. [...]
ATL-PHYS-PUB-2017-009. - 2017.
Original Communication (restricted to ATLAS) - Full text

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2017-05-04
23:01
A study of different colour reconnection settings for Pythia8 generator using underlying event observables
A study of the performance of various colour reconnection models included in the Pythia8 Monte Carlo event generator is performed using leading charged-particle underlying event data in three centre-of-mass energies from Run 1 and Run 2, measured in ATLAS. [...]
ATL-PHYS-PUB-2017-008. - 2017.
Original Communication (restricted to ATLAS) - Full text

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2017-05-02
22:56
Studies on top-quark Monte Carlo modelling with Sherpa and MG5_aMC@NLO
This note presents the status of recent studies of modern Monte Carlo generator setups for the pair production of top quarks at the LHC. [...]
ATL-PHYS-PUB-2017-007. - 2017.
Original Communication (restricted to ATLAS) - Full text

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2017-05-02
22:52
ATLAS simulation of boson plus jets processes in Run 2
This note describes the ATLAS simulation setup used to model the production of single electroweak bosons ($W$, $Z\gamma^\ast$ and prompt $\gamma$) in association with jets in proton--proton collisions at centre-of-mass energies of 8 and 13 TeV. [...]
ATL-PHYS-PUB-2017-006. - 2017.
Original Communication (restricted to ATLAS) - Full text

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2017-05-02
22:38
Multi-Boson Simulation for 13 TeV ATLAS Analyses
This note describes the Monte Carlo setup used by ATLAS to model multi-boson processes in 13 TeV pp collisions. [...]
ATL-PHYS-PUB-2017-005. - 2017.
Original Communication (restricted to ATLAS) - Full text

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2017-04-13
11:25
Identification of Hadronically-Decaying W Bosons and Top Quarks Using High-Level Features as Input to Boosted Decision Trees and Deep Neural Networks in ATLAS at $\sqrt{s}$ = 13 TeV
The application of boosted decision trees and deep neural networks to the identification of hadronically-decaying W bosons and top quarks using high-level jet observables as inputs is investigated using Monte Carlo simulations. [...]
ATL-PHYS-PUB-2017-004. - 2017.
Original Communication (restricted to ATLAS) - Full text

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2017-03-10
12:45
Identification of Jets Containing $b$-Hadrons with Recurrent Neural Networks at the ATLAS Experiment
A novel $b$-jet identification algorithm is constructed with a Recurrent Neural Network (RNN) at the ATLAS experiment at the CERN Large Hadron Collider. [...]
ATL-PHYS-PUB-2017-003. - 2017.
Original Communication (restricted to ATLAS) - Full text

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2017-02-02
11:23
Study on the prospects of a $t\bar{t}$ resonance search in events with one lepton at a High Luminosity LHC
A study on the prospects of a search for a new particle decaying to a top quark pair at the High Luminosity LHC using Monte Carlo simulations is presented. [...]
ATL-PHYS-PUB-2017-002. - 2017.
Original Communication (restricted to ATLAS) - Full text

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