17–24 Jul 2024
Prague
Europe/Prague timezone

End-to-end tau reconstruction and identification using transformers

18 Jul 2024, 19:00
2h
Foyer Floor 2

Foyer Floor 2

Poster 14. Computing, AI and Data Handling Poster Session 1

Speaker

Norman Seeba (National Institute of Chemical Physics and Biophysics (EE))

Description

Tau leptons serve as an important tool for analyzing the production of Higgs and electroweak bosons in the context of the Standard Model as well as for physics phenomena beyond the Standard model. Therefore, an accurate reconstruction and identification of the hadronically decaying tau leptons is a crucial for contemporary and future high energy physics experiments. Building on the results of novel tau tagging algorithms, we show the tau energy and decay mode reconstruction performance of the end-to-end transformer based machine learning methods in comparison with the algorithms currently used at various experiments. The algorithms are evaluated on the electron-positron collisions simulations with realistic detector effects and ParticleFlow-based event reconstruction. The results are expected to be applicable also to other future electron-positron and proton-proton colliders.

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Authors

Nalong-Norman Seeba Norman Seeba (National Institute of Chemical Physics and Biophysics (EE))

Co-authors

Mr Hardi Vanaveski (Tallinn University of Technology) Joosep Pata (National Institute of Chemical Physics and Biophysics (EE)) Laurits Tani (National Institute of Chemical Physics and Biophysics (EE)) Torben Lange (National Institute of Chemical Physics and Biophysics (EE))

Presentation materials