Decay Chain Fitting with a Kalman Filter

2005/03/24 by W. D. Hulsbergen · 4 citations
Physics and Astronomy · #physics.comp-ph

paper · pdf · doi:10.1016/j.nima.2005.06.078

published as Nucl.Instrum.Meth. A552 (2005) 566-575 · 17 pages, 3 figures, submitted to NIM-A

arxiv created 2005/03/24 · arxiv updated 2009/12/01

Abstract

We present a method to perform a least squares fit of a decay chain involving multiple decay vertices. Our technique allows for the simultaneous extraction of decay time, position and momentum parameters and their uncertainties and correlations for all particles in a decay chain.

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