Padé approximants to the z-transform reveal separate complex-plane pole and zero patterns for signal and noise (Froissart doublets), a method the report tests on gravitational-wave templates and Virgo data.
Dealing with the singularities of analytic functions
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PAD\'E FILTERING, Principles and Use: an Introductory Report
Padé approximants to the z-transform reveal separate complex-plane pole and zero patterns for signal and noise (Froissart doublets), a method the report tests on gravitational-wave templates and Virgo data.