Decoding algorithms for surface codes
Quantum technologies have the potential to solve certain computationally hard problems
with polynomial or super-polynomial speedups when compared to classical methods …
with polynomial or super-polynomial speedups when compared to classical methods …
Tailoring three-dimensional topological codes for biased noise
Tailored topological stabilizer codes in two dimensions have been shown to exhibit high-
storage-threshold error rates and improved subthreshold performance under biased Pauli …
storage-threshold error rates and improved subthreshold performance under biased Pauli …
Analog Information Decoding of Bosonic Quantum Low-Density Parity-Check Codes
Quantum error correction is crucial for scalable quantum information-processing
applications. Traditional discrete-variable quantum codes that use multiple two-level …
applications. Traditional discrete-variable quantum codes that use multiple two-level …
Data-driven decoding of quantum error correcting codes using graph neural networks
To leverage the full potential of quantum error-correcting stabilizer codes it is crucial to have
an efficient and accurate decoder. Accurate, maximum likelihood, decoders are …
an efficient and accurate decoder. Accurate, maximum likelihood, decoders are …
Multiqubit time-varying quantum channels for NISQ-era superconducting quantum processors
Time-varying quantum channels (TVQCs) have been proposed as a model to include
fluctuations of the relaxation (T 1) and dephasing times (T 2). In previous works, realizations …
fluctuations of the relaxation (T 1) and dephasing times (T 2). In previous works, realizations …
Designing fault-tolerant circuits using detector error models
Quantum error-correcting codes, such as subspace, subsystem, and Floquet codes, are
typically constructed within the stabilizer formalism, which does not fully capture the idea of …
typically constructed within the stabilizer formalism, which does not fully capture the idea of …
Domain Wall Color Code
We introduce the domain wall color code, a new variant of the quantum error-correcting
color code that exhibits exceptionally high code-capacity error thresholds for qubits subject …
color code that exhibits exceptionally high code-capacity error thresholds for qubits subject …
Analog information decoding of bosonic quantum LDPC codes
Quantum error correction is crucial for scalable quantum information processing
applications. Traditional discrete-variable quantum codes that use multiple two-level …
applications. Traditional discrete-variable quantum codes that use multiple two-level …
Quantum computer error structure probed by quantum error correction syndrome measurements
With quantum devices rapidly approaching qualities and scales needed for fault tolerance,
the validity of simplified error models underpinning the study of quantum error correction …
the validity of simplified error models underpinning the study of quantum error correction …
Scalable noise characterisation of syndrome extraction circuits with averaged circuit eigenvalue sampling
Characterising the performance of noisy quantum circuits is central to the production of
prototype quantum computers and can enable improved quantum error correction that …
prototype quantum computers and can enable improved quantum error correction that …