Classical shadows with Pauli-invariant unitary ensembles

Abstract Classical shadows provide a noise-resilient and sample-efficient method for learning quantum system properties, relying on a user-specified unitary ensemble. What is the weakest assumption on this ensemble that can still yield meaningful results? To address this, we focus on Pauli-invariant...

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Bibliographic Details
Main Authors: Kaifeng Bu, Dax Enshan Koh, Roy J. Garcia, Arthur Jaffe
Format: Article
Language:English
Published: Nature Portfolio 2024-01-01
Series:npj Quantum Information
Online Access:https://doi.org/10.1038/s41534-023-00801-w