3 papers
quant-ph2026
Approximate maximum-likelihood decoding via truncated free energies
Yuanqi Liu, Weilei Zeng, Junjie Wu +1
Maximum-likelihood decoding (MLD) achieves the minimum logical error rate of stabilizer codes under known i.i.d. Pauli noise, but its exact evaluation is \#P-hard. Practical pipeli…
quant-ph2026
Real-time decoding of quantum error correction codes using high-performance computing
Lingling Lao, Qiang Wang, Yuanqi Liu +10
Quantum error correction (QEC) is indispensable for building scalable fault-tolerant quantum computers. Effective QEC demands stringent real-time decoding: the decoder must process…
quant-ph2026
An iterative Ising decoder for quantum error correction codes
Yuanqi Liu, Weilei Zeng, Peixiang Li +6
The Ising framework maps the decoding problem in quantum error correction onto ground-state optimization of a classical Hamiltonian, in which - error correlations enter as cr…