Learning a Quantum Computer's Capability

Accurately predicting a quantum computer's capability—which circuits it can run and how well it can run them—is a foundational goal of quantum characterization and benchmarking. As modern quantum computers become increasingly hard to simulate, we must develop accurat...

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Main Authors: Daniel Hothem, Kevin Young, Tommie Catanach, Timothy Proctor
Format: Article
Language:English
Published: IEEE 2024-01-01
Series:IEEE Transactions on Quantum Engineering
Subjects:
Online Access:https://ieeexplore.ieee.org/document/10603420/
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author Daniel Hothem
Kevin Young
Tommie Catanach
Timothy Proctor
author_facet Daniel Hothem
Kevin Young
Tommie Catanach
Timothy Proctor
author_sort Daniel Hothem
collection DOAJ
description Accurately predicting a quantum computer's capability—which circuits it can run and how well it can run them—is a foundational goal of quantum characterization and benchmarking. As modern quantum computers become increasingly hard to simulate, we must develop accurate and scalable predictive capability models to help researchers and stakeholders decide which quantum computers to build and use. In this work, we propose a hardware-agnostic method to efficiently construct scalable predictive models of a quantum computer's capability for almost any class of circuits and demonstrate our method using convolutional neural networks (CNNs). Our CNN-based approach works by efficiently representing a circuit as a 3-D tensor and then using a CNN to predict its success rate. Our CNN capability models obtain approximately a 1% average absolute prediction error when modeling processors experiencing both Markovian and non-Markovian stochastic Pauli errors. We also apply our CNNs to model the capabilities of cloud-access quantum computing systems, obtaining moderate prediction accuracy (average absolute error around 2–5%), and we highlight the challenges to building better neural network capability models.
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issn 2689-1808
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spelling doaj-art-d5716fd9f2a246adaac7c29454ade8382025-01-25T00:03:32ZengIEEEIEEE Transactions on Quantum Engineering2689-18082024-01-01512610.1109/TQE.2024.343021510603420Learning a Quantum Computer's CapabilityDaniel Hothem0https://orcid.org/0000-0002-5628-9945Kevin Young1https://orcid.org/0000-0002-4679-4542Tommie Catanach2Timothy Proctor3https://orcid.org/0000-0003-0219-8930Quantum Performance Laboratory, Sandia National Laboratories, Livermore, CA, USAQuantum Performance Laboratory, Sandia National Laboratories, Livermore, CA, USASandia National Laboratories, Livermore, CA, USAQuantum Performance Laboratory, Sandia National Laboratories, Livermore, CA, USAAccurately predicting a quantum computer's capability—which circuits it can run and how well it can run them—is a foundational goal of quantum characterization and benchmarking. As modern quantum computers become increasingly hard to simulate, we must develop accurate and scalable predictive capability models to help researchers and stakeholders decide which quantum computers to build and use. In this work, we propose a hardware-agnostic method to efficiently construct scalable predictive models of a quantum computer's capability for almost any class of circuits and demonstrate our method using convolutional neural networks (CNNs). Our CNN-based approach works by efficiently representing a circuit as a 3-D tensor and then using a CNN to predict its success rate. Our CNN capability models obtain approximately a 1% average absolute prediction error when modeling processors experiencing both Markovian and non-Markovian stochastic Pauli errors. We also apply our CNNs to model the capabilities of cloud-access quantum computing systems, obtaining moderate prediction accuracy (average absolute error around 2–5%), and we highlight the challenges to building better neural network capability models.https://ieeexplore.ieee.org/document/10603420/Benchmarkingneural networksquantum characterizationvalidationverification
spellingShingle Daniel Hothem
Kevin Young
Tommie Catanach
Timothy Proctor
Learning a Quantum Computer's Capability
IEEE Transactions on Quantum Engineering
Benchmarking
neural networks
quantum characterization
validation
verification
title Learning a Quantum Computer's Capability
title_full Learning a Quantum Computer's Capability
title_fullStr Learning a Quantum Computer's Capability
title_full_unstemmed Learning a Quantum Computer's Capability
title_short Learning a Quantum Computer's Capability
title_sort learning a quantum computer x0027 s capability
topic Benchmarking
neural networks
quantum characterization
validation
verification
url https://ieeexplore.ieee.org/document/10603420/
work_keys_str_mv AT danielhothem learningaquantumcomputerx0027scapability
AT kevinyoung learningaquantumcomputerx0027scapability
AT tommiecatanach learningaquantumcomputerx0027scapability
AT timothyproctor learningaquantumcomputerx0027scapability