Improved bounds and singleton-optimal constructions of locally repairable codes with minimum distance 5 and 6

B Chen, W Fang, ST Xia, J Hao… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Repair locality has been an important metric in a distributed storage system (DSS). Erasure
codes with small locality are more popular in a DSS, which means fewer available nodes …

Constructions of Optimal Locally Repairable Codes via Constacyclic Codes

B Chen, W Fang, ST Xia, FW Fu - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Locally repairable codes (LRCs) are introduced in distributed storage systems due to their
low repair overhead. An LRC is called optimal if its minimum distance attains the Singleton …

Three new constructions of optimal locally repairable codes from matrix-product codes

G Luo, MF Ezerman, S Ling - IEEE Transactions on Information …, 2022 - ieeexplore.ieee.org
Locally repairable codes have become a key instrument in large-scale distributed storage
systems. This paper focuses on the construction of locally repairable codes with-locality that …

Construction of Optimal (r, δ)-Locally Recoverable Codes and Connection With Graph Theory

C Xing, C Yuan - IEEE Transactions on Information Theory, 2022 - ieeexplore.ieee.org
A block code is called a locally recoverable code (LRC for short) with-locality, if subject to
any erasure failures, every symbol in the encoding can still be recovered by accessing at …

Optimal and asymptotically good locally repairable codes via propagation rules

JY Chen, S Liu, L Ma, TY Wu… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In classical coding theory, it is common to construct new codes via propagation rules. There
are various propagation rules to construct classical block codes. However, propagation rules …

Constructions of optimal binary locally recoverable codes via a general construction of linear codes

G Luo, X Cao - IEEE Transactions on Communications, 2021 - ieeexplore.ieee.org
Locally recoverable codes play a crucial role in distributed storage systems. Many studies
have only focused on the constructions of optimal locally recoverable codes with regard to …

Optimal constacyclic locally repairable codes

Z Sun, S Zhu, L Wang - IEEE Communications Letters, 2018 - ieeexplore.ieee.org
Being part of distributed storage systems, locally repairable codes (LRCs) have drawn great
attention in the past years. Inspired by a recent construction of optimal LRCs-based on cyclic …

New Constructions of Optimal Cyclic (r, δ) Locally Repairable Codes From Their Zeros

J Qiu, D Zheng, FW Fu - IEEE Transactions on Information …, 2020 - ieeexplore.ieee.org
An (r, δ)-locally repairable code ((r, δ)-LRC for short) was introduced by Prakash et al.[14] for
tolerating multiple failed nodes in distributed storage systems, which was a generalization of …

New optimal linear codes with hierarchical locality

B Chen, G Zhang, W Li - IEEE Transactions on Information …, 2022 - ieeexplore.ieee.org
Locally repairable codes with hierarchical locality (H-LRCs) are designed to correct different
numbers of erasures, which play a crucial role in large-scale distributed storage systems. In …

Constructions of optimal codes with hierarchical locality

G Zhang, H Liu - IEEE Transactions on Information Theory, 2020 - ieeexplore.ieee.org
Locally repairable codes (LRCs) and codes with hierarchical locality (H-LRCs) have a great
significance due to their applications in distributed storage systems. Constructing LRCs or H …