A survey of quantum computing for finance

D Herman, C Googin, X Liu, A Galda, I Safro… - arXiv preprint arXiv …, 2022 - arxiv.org
Quantum computers are expected to surpass the computational capabilities of classical
computers during this decade and have transformative impact on numerous industry sectors …

Quantum computation based on quantum adiabatic bifurcations of Kerr-nonlinear parametric oscillators

H Goto - Journal of the Physical Society of Japan, 2019 - journals.jps.jp
Quantum computers with Kerr-nonlinear parametric oscillators (KPOs) have recently been
proposed by the author and others. Quantum computation using KPOs is based on quantum …

Perspectives of quantum annealing: Methods and implementations

P Hauke, HG Katzgraber, W Lechner… - Reports on Progress …, 2020 - iopscience.iop.org
Quantum annealing is a computing paradigm that has the ambitious goal of efficiently
solving large-scale combinatorial optimization problems of practical importance. However …

Superconducting circuit companion—an introduction with worked examples

SE Rasmussen, KS Christensen, SP Pedersen… - PRX Quantum, 2021 - APS
This tutorial aims at giving an introductory treatment of the circuit analysis of
superconducting qubits, ie, two-level systems in superconducting circuits. It also touches …

Benchmarking the quantum approximate optimization algorithm

M Willsch, D Willsch, F Jin, H De Raedt… - Quantum Information …, 2020 - Springer
The performance of the quantum approximate optimization algorithm is evaluated by using
three different measures: the probability of finding the ground state, the energy expectation …

Robust dynamic hamiltonian engineering of many-body spin systems

J Choi, H Zhou, HS Knowles, R Landig, S Choi… - Physical Review X, 2020 - APS
We introduce a new approach for the robust control of quantum dynamics of strongly
interacting many-body systems. Our approach involves the design of periodic global control …

Quantum annealing vs. QAOA: 127 qubit higher-order ising problems on NISQ computers

E Pelofske, A Bärtschi, S Eidenbenz - International Conference on High …, 2023 - Springer
Quantum annealing (QA) and Quantum Alternating Operator Ansatz (QAOA) are both
heuristic quantum algorithms intended for sampling optimal solutions of combinatorial …

[HTML][HTML] Short-depth QAOA circuits and quantum annealing on higher-order ising models

E Pelofske, A Bärtschi, S Eidenbenz - npj Quantum Information, 2024 - nature.com
We present a direct comparison between QAOA (Quantum Alternating Operator Ansatz), and
QA (Quantum Annealing) on 127 qubit problem instances. QAOA with p= 1, 2 rounds is …

Hamiltonian learning for quantum error correction

A Valenti, E van Nieuwenburg, S Huber… - Physical Review …, 2019 - APS
The efficient validation of quantum devices is critical for emerging technological
applications. In a wide class of use cases the precise engineering of a Hamiltonian is …

Fast multiqubit gates through simultaneous two-qubit gates

X Gu, J Fernández-Pendás, P Vikstål, T Abad… - PRX Quantum, 2021 - APS
Near-term quantum computers are limited by the decoherence of qubits to only being able to
run low-depth quantum circuits with acceptable fidelity. This severely restricts what quantum …