This website provides up-to-date information on the seminars of the Hadronic, Nuclear and Atomic Physics group at the University of Barcelona. Seminars typically take place on Wednesdays at noon (12pm) at the Pere Pascual seminar room (V507) and are broadcast online. Please contact us (<sergig@icc.ub.edu>) if you need login details.
Semester 1 (2025/26 year)
May 18, Balma Duch (IFAE-UAB) - Padé Approximants for Noise Filtering for Experimental Data
May 28, Daniel Arturo López Aguilar (Cinvestav) - TBC
June 3, TBA
June 4, Natalia Bruno, TBA
June 9, Paul-Gerhard Reinhard (U. Erlangen-Nuremberg) - TBA
June 17, Lars Zurek (CEA Saclay) - TBA
This website provides up-to-date information on the seminars of the Hadronic, Nuclear and Atomic Physics group at the University of Barcelona. Seminars typically take place on Wednesdays at noon (12pm) at the Pere Pascual seminar room (V507) and are broadcast online. Please contact Sergi Gonzàlez-Solís (<sergig@icc.ub.edu>) if you need login details.
We present a method for exploring the presence of noise, which may mimic systematic errors in experimental datasets, particularly when such errors introduce inconsistencies. The method is based on Padé approximants designed for Stieltjes functions, with extensions to holomorphic functions in the region covered by the data. It uses the known analytic properties of these functions to identify noise and systematically adjust data points that deviate from expected behavior, preserving the full information content of the dataset while maintaining physical and mathematical coherence. Its effectiveness and robustness are illustrated through simple examples, highlighting its advantages as a practical tool compared to conventional data-removal procedures.
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