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quant-ph2026
Tensor Network decoding under inter-qubit correlated errors
Yue Yan, SiYing Wang, ZhiXin Xia +3
The maximum likelihood decoder based on tensor networks has proven highly successful for the 2D surface code, achieving the optimal decoding success rate. However, existing tensor…
quant-ph2025
An exact Error Threshold of Surface Code under Correlated Nearest-Neighbor Errors: A Statistical Mechanical Analysis
SiYing Wang, ZhiXin Xia, Yue Yan +1
The surface code represents a promising candidate for fault-tolerant quantum computation due to its high error threshold and experimental accessibility with nearest-neighbor intera…
quant-ph2025
Symmetry in Multi-Qubit Correlated Noise Errors Enhances Surface Code Thresholds
SiYing Wang, Yue Yan, ZhiXin Xia +1
Surface codes are promising for practical quantum error correction due to their high threshold and experimental feasibility. However, their performance under realistic noise condit…