Improved bounds and singleton-optimal constructions of locally repairable codes with minimum distance 5 and 6
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 …
codes with small locality are more popular in a DSS, which means fewer available nodes …
Constructions of Optimal Locally Repairable Codes via Constacyclic Codes
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 …
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
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 …
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
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 …
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
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 …
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 …
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 …
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 …
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 …
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 …
significance due to their applications in distributed storage systems. Constructing LRCs or H …