Quantum error mitigation

Z Cai, R Babbush, SC Benjamin, S Endo… - Reviews of Modern …, 2023 - APS
For quantum computers to successfully solve real-world problems, it is necessary to tackle
the challenge of noise: the errors that occur in elementary physical components due to …

Virtual entanglement purification via noisy entanglement

K Yamamoto, Y Matsuzaki, Y Suzuki… - arxiv preprint arxiv …, 2024 - arxiv.org
Distributed quantum computation (DQC) offers a promising approach for scalable quantum
computing, where high-fidelity non-local operations among remote devices are required for …

Projective squeezing for translation symmetric bosonic codes

S Endo, K Anai, Y Matsuzaki, Y Tokunaga… - arxiv preprint arxiv …, 2024 - arxiv.org
The design of translation symmetric bosonic codes, eg, Gottesmann-Kitaev-Preskill and
squeezed cat codes, is robust against photon loss, but the computation accuracy is limited …

Hardware-Efficient Bosonic Quantum Computing with Detection Capability of Single Photon Loss

Y Mori, Y Matsuzaki, S Endo, S Kawabata - arxiv preprint arxiv …, 2024 - arxiv.org
Bosonic systems, which have large internal degrees of freedom, offer the potential to create
quantum bits with error detection and error correction capabilities. This property is …

Unitary-transformed projective squeezing: applications for circuit-knitting and state-preparation of non-Gaussian states

K Anai, Y Suzuki, Y Tokunaga, Y Matsuzaki… - arxiv preprint arxiv …, 2024 - arxiv.org
Continuous-variable (CV) quantum computing is a promising candidate for quantum
computation because it can utilize infinite-dimensional Hilbert space even with one mode …

Single-qubit rotations on a binomial code without ancillary qubits

Y Tanaka, Y Mori, Y Shingu, A Yamaguchi… - Japanese Journal of …, 2024 - iopscience.iop.org
Great attention has been paid to binomial codes utilizing bosonic systems as logical qubits
with error correction capabilities. However, implementing single-qubit rotation operations on …

QuTracer: Mitigating Quantum Gate and Measurement Errors by Tracing Subsets of Qubits

P Li, J Liu, A Gonzales, ZH Saleem, H Zhou… - arxiv preprint arxiv …, 2024 - arxiv.org
Quantum error mitigation plays a crucial role in the current noisy-intermediate-scale-
quantum (NISQ) era. As we advance towards achieving a practical quantum advantage in …

Leveraging hardware-control imperfections for error mitigation via generalized quantum subspace

Y Ohkura, S Endo, T Satoh, R Van Meter… - arxiv preprint arxiv …, 2023 - arxiv.org
In the era of quantum computing without full fault-tolerance, it is essential to suppress noise
effects via the quantum error mitigation techniques to enhance the computational power of …