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Open Quantum Systems Decoherence Quantum Machine Learning

A simplified version of the quantum OTOC⁽²⁾ problem

arXiv

Authors: Robbie King, Robin Kothari, Ryan Babbush, Sergio Boixo, Kostyantyn Kechedzhi, Thomas E. O'Brien, Vadim Smelyanskiy

Year

2025

Paper ID

50892

Status

Preprint

Abstract Read

~2 min

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Abstract

This note presents a simplified version of the OTOC⁽²⁾ problem that was recently experimentally implemented by Google Quantum AI and collaborators. We present a formulation of the problem for growing input size and hope this spurs further theoretical work on the problem.

Why This Paper Matters

This paper contributes to the Quantum Machine Learning research area in the Quantum Articles archive.
It adds a 2025 reference point for readers tracking recent quantum research.
This note presents a simplified version of the OTOC^(2) problem that was recently experimentally implemented by Google Quantum AI and collaborators.

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References & Citation Signals

[1] DOI https://doi.org/arXiv:2510.19751 [2] arXiv https://arxiv.org/abs/2510.19751 [3] Publisher https://arxiv.org/abs/2510.19751

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