Hybrid BP-GNN iterative decoder for quantum LDPC codes learns to reinitialize BP runs and lowers error floors with fewer post-processing attempts than random perturbation, enhanced feedback, augmentation, or OSD.
Enhanced feedback iterative decoding of sparse quantum codes
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Graph Neural Networks for Enhanced Decoding of Quantum LDPC Codes
Hybrid BP-GNN iterative decoder for quantum LDPC codes learns to reinitialize BP runs and lowers error floors with fewer post-processing attempts than random perturbation, enhanced feedback, augmentation, or OSD.