Quantum Margulis codes are constructed from classical Margulis LDPC codes via two-block group algebra, enabling linear-complexity min-sum decoding and better error-floor performance than bivariate bicycle codes under code-capacity noise.
Collective bit flipping-based decoding of quantum ldpc codes
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A collaborative BP decoder for QLDPC codes uses check node removal and information measurements to mitigate trapping sets via increased qubit separation.
citing papers explorer
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Construction and Decoding of Quantum Margulis Codes
Quantum Margulis codes are constructed from classical Margulis LDPC codes via two-block group algebra, enabling linear-complexity min-sum decoding and better error-floor performance than bivariate bicycle codes under code-capacity noise.
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Decoding Quantum LDPC Codes using Collaborative Check Node Removal
A collaborative BP decoder for QLDPC codes uses check node removal and information measurements to mitigate trapping sets via increased qubit separation.