Mitigation of readout noise in near-term quantum devices by classical post-processing based on detector tomography

We propose a simple scheme to reduce readout errors in experiments on quantum systems with finite number of measurement outcomes. Our method relies on performing classical post-processing which is preceded by Quantum Detector Tomography, i.e., the reconstruction of a Positive-Operator Valued Measure...

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Bibliographic Details
Main Authors: Filip B. Maciejewski, Zoltán Zimborás, Michał Oszmaniec
Format: Article
Language:English
Published: Verein zur Förderung des Open Access Publizierens in den Quantenwissenschaften 2020-04-01
Series:Quantum
Online Access:https://quantum-journal.org/papers/q-2020-04-24-257/pdf/