6 papers
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…
Expressive Power and Limitations of Multi-photon Quantum Neural Networks
Zeyu Xiao, Weixu Shi, Yizhi Wang +2
Quantum neural networks (QNNs) have shown promise in leveraging quantum computation for machine learning tasks. Utilizing multiple identical photons as input, multi-photon quantum…
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…
O3LS: Optimizing Lattice Surgery via Automatic Layout Searching and Loose Scheduling
Chenghong Zhu, Xian Wu, Jiahan Chen +4
Toward the large-scale, practical realization of quantum computing, quantum error correction is essential. Among various quantum error-correcting codes, the surface code stands out…
The correlated matching decoder for the 4.8.8 color code
Yantong Liu, Junjie Wu, Lingling Lao
Color codes present distinct advantages for fault-tolerant quantum computing, such as high encoding rates and the transversal implementation of Clifford gates. However, existing ma…
Error-mitigated entanglement-assisted quantum process tomography
Zhihao Wu, Lingling Lao, Chengqi Zhuke +6
In the era of noisy intermediate-scale quantum computing, it is of crucial importance to verify quantum processes and extract information. Quantum process tomography is a typical a…