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A tau lepton identification algorithm, DeepTau, based on convolutional neural network techniques, has been developed in the CMS experiment to discriminate reconstructed hadronic decays of tau leptons ($\tau_\mathrm{h}$) from quark or gluon…

High Energy Physics - Experiment · Physics 2025-12-25 CMS Collaboration

This paper describes the algorithms used by the CMS experiment to reconstruct and identify tau to hadrons + tau neutrino decays during Run 1 of the LHC. The performance of the algorithms is studied in proton-proton collisions recorded at a…

Instrumentation and Detectors · Physics 2016-02-22 CMS Collaboration

Tau leptons play a crucial role in studies of the Higgs boson and searches for Beyond the Standard Model physics at the present LHC and in its high luminosity upgrade. This talk presents the latest advancements in the reconstruction and…

High Energy Physics - Experiment · Physics 2025-12-09 Andrea Cardini

The algorithm developed by the CMS Collaboration to reconstruct and identify $\tau$ leptons produced in proton-proton collisions at $\sqrt{s}=$ 7 and 8 TeV, via their decays to hadrons and a neutrino, has been significantly improved. The…

High Energy Physics - Experiment · Physics 2018-10-04 CMS Collaboration

We present a new algorithm that identifies reconstructed jets originating from hadronic decays of tau leptons against those from quarks or gluons. No tau lepton reconstruction algorithm is used. Instead, the algorithm represents jets as…

Instrumentation and Detectors · Physics 2023-07-19 Andris Huang , Xiangyang Ju , Jacob Lyons , Daniel Murnane , Mariel Pettee , Landon Reed

Identifying and reconstructing hadronic $\tau$ decays ($\tau_{\textrm{h}}$) is an important task at current and future high-energy physics experiments, as $\tau_{\textrm{h}}$ represent an important tool to analyze the production of Higgs…

High Energy Physics - Experiment · Physics 2024-08-02 Torben Lange , Saswati Nandan , Joosep Pata , Laurits Tani , Christian Veelken

The performance of tau-lepton reconstruction and identification algorithms is studied using a data sample of proton-proton collisions at sqrt(s)=7 TeV, corresponding to an integrated luminosity of 36 inverse picobarns collected with the CMS…

Instrumentation and Detectors · Physics 2012-08-27 CMS Collaboration

This paper describes an algorithm for reconstructing and identifying a highly collimated hadronically decaying $\tau$-lepton pair with low transverse momentum. When two $\tau$-leptons are highly collimated, their visible decay products…

High Energy Physics - Experiment · Physics 2025-05-29 ATLAS Collaboration

Tau leptons serve as an important tool for studying the production of Higgs and electroweak bosons, both within and beyond the Standard Model of particle physics. Accurate reconstruction and identification of hadronically decaying tau…

High Energy Physics - Experiment · Physics 2024-12-23 Laurits Tani , Nalong-Norman Seeba , Hardi Vanaveski , Joosep Pata , Torben Lange

This paper presents a new method of reconstructing the individual charged and neutral hadrons in tau decays with the ATLAS detector. The reconstructed hadrons are used to classify the decay mode and to calculate the visible four-momentum of…

High Energy Physics - Experiment · Physics 2016-06-02 ATLAS Collaboration

This paper presents a new $\tau$-lepton reconstruction and identification procedure at the ATLAS detector at the Large Hadron Collider, which leads to significantly improved performance in the case of physics processes where a highly…

High Energy Physics - Experiment · Physics 2025-07-09 ATLAS Collaboration

The trigger system of the CMS detector is pivotal in the acquisition of data for physics measurements and searches. Studies of final states characterized by hadronic decays of tau leptons require the reconstruction and the identification of…

Instrumentation and Detectors · Physics 2026-04-06 CMS Collaboration

This paper describes the trigger and offline reconstruction, identification and energy calibration algorithms for hadronic decays of tau leptons employed for the data collected from $pp$ collisions in 2012 with the ATLAS detector at the LHC…

High Energy Physics - Experiment · Physics 2015-07-16 ATLAS Collaboration

The presence of tau leptons in the final state is an important signature in many Higgs boson and SUSY searches. With the ATLAS detector, hadronically decaying tau leptons can be reconstructed in a wide range of transverse energies. The…

High Energy Physics - Experiment · Physics 2019-08-13 Stan Lai , Anna Kaczmarska

Studies of Higgs boson properties are crucial for the understanding the Standard Model (SM), as it could couple to new particles and provide hints to physics Beyond the Standard Model (BSM). Different future colliders are proposed, among…

High Energy Physics - Experiment · Physics 2026-04-03 Kevin Dewyspelaere , Giacomo Da Molin , Giovanni Battista Marozzo , Michele Gallinaro

Tau leptons play an important role in the physics program at the LHC. They are used in searches for new phenomena like the Higgs boson or Supersymmetry and in electroweak measurements. Identifying hadronically decaying tau leptons with good…

High Energy Physics - Experiment · Physics 2015-06-03 Felix Friedrich

New physics beyond the Standard Model could well preferentially show up at the LHC in final states with taus. The development of efficient and accurate reconstruction and identification of taus is therefore an important item in the CMS…

High Energy Physics - Experiment · Physics 2019-08-13 E. K. Friis

Hadronically decaying tau leptons are of prime importance in numerous physics analyses in ATLAS. The spectrum of the possible applications of hadronically decaying tau leptons reaches from Standard Model measurements, including Higgs…

High Energy Physics - Experiment · Physics 2014-09-02 Zinonas Zinonos

The identification of hadronic tau lepton decays is an important requirement for the LHC physics program, both in terms of standard model measurements and the search for beyond-the-standard-model physics. The ATLAS and CMS algorithms for…

High Energy Physics - Experiment · Physics 2017-09-06 Martin Flechl

This study aims to improve the TauFinder reconstruction algorithm for the MAIA detector concept. Through this work, we seek to increase the reconstruction efficiency and identification of hadronically decaying tau leptons. Through our work,…

Instrumentation and Detectors · Physics 2026-01-13 Cyrus Kianian , Moses Glassman , Abdollah Mohammadi
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