Results 31 to 40 of about 2,460,873 (298)

Asymmetric quantum LDPC codes [PDF]

open access: yes2008 IEEE International Symposium on Information Theory, 2008
5 pages, 1 figure, 1 table, to appear in the Proceedings of the 2008 IEEE International Symposium on Information ...
Martin Rötteler   +2 more
openaire   +4 more sources

Effective identification of dominant fully absorbing sets for Raptor-like LDPC codes

open access: yesETRI Journal, 2023
The error-rate floor of low-density parity-check (LDPC) codes is attributed to the trapping sets of their Tanner graphs. Among them, fully absorbing sets dominantly affect the error-rate performance, especially for short blocklengths.
Woncheol Cho   +3 more
doaj   +1 more source

Degenerate Quantum LDPC Codes With Good Finite Length Performance [PDF]

open access: yesQuantum, 2019
We study the performance of medium-length quantum LDPC (QLDPC) codes in the depolarizing channel. Only degenerate codes with the maximal stabilizer weight much smaller than their minimum distance are considered. It is shown that with the help of OSD-like
Pavel Panteleev, G. Kalachev
semanticscholar   +1 more source

A Time Sharing Hybrid Probabilistic Shaping Scheme for Nonbinary LDPC Codes

open access: yesIEEE Access, 2020
A time sharing (TS) hybrid probabilistic shaping (HPS) scheme for nonbinary (NB) LDPC codes is proposed. For the conventional probabilistic shaping (CPS) scheme, the demodulator uses bit-metric decoding (BMD) for binary LDPC codes and NB LDPC codes ...
Zhanji Wu, Weimin Kang
doaj   +1 more source

Full-Length Row-Multiplier QC-LDPC Codes With Girth Eight and Short Circulant Sizes

open access: yesIEEE Access, 2023
As a special case of a quasi-cyclic (QC) low-density parity-check (LDPC) code, a full-length row-multiplier (FLRM) QC-LDPC code is described by a compact exponent matrix based on two sequences of integers.
Juhua Wang   +3 more
doaj   +1 more source

On Sparse Regression LDPC Codes

open access: yes2023 IEEE International Symposium on Information Theory (ISIT), 2023
Belief propagation applied to iterative decoding and sparse recovery through approximate message passing (AMP) are two research areas that have seen monumental progress in recent decades. Inspired by these advances, this article introduces sparse regression LDPC codes and their decoding.
Ebert, Jamison R.   +2 more
openaire   +2 more sources

Quasi-cyclic multi-edge LDPC codes for long-distance quantum cryptography [PDF]

open access: yesnpj Quantum Information, 2017
The speed at which two remote parties can exchange secret keys in continuous-variable quantum key distribution (CV-QKD) is currently limited by the computational complexity of key reconciliation.
Mario Milicevic   +3 more
semanticscholar   +1 more source

Interleaved Product LDPC Codes [PDF]

open access: yesIEEE Transactions on Communications, 2012
11 pages, 5 figures, accepted for publication in IEEE Transactions on ...
Franco Chiaraluce   +2 more
openaire   +3 more sources

LDPC Codes for Compressed Sensing [PDF]

open access: yesIEEE Transactions on Information Theory, 2012
To appear, IEEE Transactions on Information Theory ...
Pascal O. Vontobel   +2 more
openaire   +2 more sources

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