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Related papers: Column Twisted Reed-Solomon Codes as MDS Codes

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MDS codes play a central role in practice due to their broad applications. To date, most known MDS codes are generalized Reed-Solomon (GRS) codes, leaving codes that are not equivalent to GRS codes comparatively less understood. Studying…

Information Theory · Computer Science 2026-05-26 Runtian Zhu , Lingfei Jin

MDS codes have diverse practical applications in communication systems, data storage, and quantum codes due to their algebraic properties and optimal error-correcting capability. In this paper, we focus on a class of linear codes and…

Information Theory · Computer Science 2024-01-09 Yansheng Wu , Ziling Heng , Chengju Li , Cunsheng Ding

Maximum distance separable (MDS) codes are optimal in the sense that the minimum distance cannot be improved for a given length and code size. The most prominent MDS codes are generalized Reed-Solomon (GRS) codes. The square…

Information Theory · Computer Science 2022-10-24 Hongwei Liu , Shengwei Liu

In this paper, firstly, we study decoding of a general class of twisted generalized Reed-Solomon (TGRS) codes and provide a precise characterization of the key equation for TGRS codes and propose a decoding algorithm. Secondly, we further…

Information Theory · Computer Science 2025-12-03 Guodong Wang , Hongwei Liu , Jinquan Luo

Let $p$ be a prime and let $q$ be a power of $p$. In this paper, by using generalized Reed-Solomon (GRS for short) codes and extended GRS codes, we construct two new classes of quantum maximum-distance- separable (MDS) codes with parameters…

Information Theory · Computer Science 2018-07-17 Weijun Fang , Fang-Wei Fu

In this article we count the number of generalized Reed-Solomon (GRS) codes of dimension k and length n, including the codes coming from a non-degenerate conic plus nucleus. We compare our results with known formulae for the number of…

Information Theory · Computer Science 2016-11-15 Peter Beelen , David Glynn , Tom Høholdt , Krishna Kaipa

In this paper, we not only give the parity check matrix of the $[1,0]$-twisted generalized Reed-Solomon (in short, TGRS) code, but also determine the weight distribution. Especially, we show that the $[1,0]$-TGRS code is not GRS or EGRS.…

Information Theory · Computer Science 2023-04-25 Canze Zhu , Qunying Liao

The Schur square of linear codes over a finite field has emerged as a fundamental operation in both classical and quantum coding theory. In this paper, we investigate the Schur square problem of Hyperderivative Reed-Solomon (HRS) codes. By…

Information Theory · Computer Science 2026-04-21 Haojie Gu , Zhihao Zhu , Jun Zhang

The deep holes of a linear code are the vectors that achieve the maximum error distance (covering radius) to the code. {Determining the covering radius and deep holes of linear codes is a fundamental problem in coding theory. In this paper,…

Information Theory · Computer Science 2025-06-02 Weijun Fang , Jingke Xu , Ruiqi Zhu

We provide an algebraic description for sum-rank metric codes, as quotient space of a skew polynomial ring. This approach generalizes at the same time the skew group algebra setting for rank-metric codes and the polynomial setting for codes…

Combinatorics · Mathematics 2021-05-24 Alessandro Neri

Reed-Solomon (RS) codes are among the most ubiquitous codes due to their good parameters as well as efficient encoding and decoding procedures. However, RS codes suffer from having a fixed length. In many applications where the length is…

Information Theory · Computer Science 2024-05-01 Fernando Hernando , Kyle Marshall , Michael E. O'Sullivan

MDS self-dual codes over finite fields have attracted a lot of attention in recent years by their theoretical interests in coding theory and applications in cryptography and combinatorics. In this paper we present a series of MDS self-dual…

Information Theory · Computer Science 2019-11-14 Aixian Zhang , Keqin Feng

Maximum Distance Separable (MDS) self-dual codes are of significant theoretical and practical importance. Generalized Reed-Solomon (GRS) codes are the most prominent MDS codes. Correspondingly there have been many research on constructions…

Information Theory · Computer Science 2026-02-09 Chun'e Zhao , Wenping Ma

Both MDS and Euclidean self-dual codes have theoretical and practical importance and the study of MDS self-dual codes has attracted lots of attention in recent years. In particular, determining existence of $q$-ary MDS self-dual codes for…

Information Theory · Computer Science 2016-12-26 Lingfei Jin , Chaoping Xing

We consider the problem of constructing linear Maximum Distance Separable (MDS) error-correcting codes with generator matrices that are sparsest and balanced. In this context, sparsest means that every row has the least possible number of…

Information Theory · Computer Science 2016-01-28 Wael Halbawi , Zihan Liu , Babak Hassibi

It is an important task to construct quantum maximum-distance-separable (MDS) codes with good parameters. In the present paper, we provide six new classes of q-ary quantum MDS codes by using generalized Reed-Solomon (GRS) codes and…

Information Theory · Computer Science 2019-12-06 Weijun Fang , Fang-Wei Fu

In this paper, by using some properties for linear algebra methods, the parity-check matrices for twisted generalized Reed-Solomon codes with any given hook $h$ and twist $t$ are presented, and then a sufficient and necessary condition for…

Information Theory · Computer Science 2022-09-07 Canze Zhu , Qunying Liao

A linear code with parameters $[n, k, n-k+1]$ is called a maximum distance separable (MDS for short) code. A linear code with parameters $[n, k, n-k]$ is said to be almost maximum distance separable (AMDS for short). A linear code is said…

Information Theory · Computer Science 2023-07-11 Zhonghua Sun , Cunsheng Ding

We construct two new families of linear codes by modifying the generator matrices of generalized Reed-Solomon (GRS) codes. For these codes, we explicitly derive parity-check matrices and establish necessary and sufficient conditions…

Information Theory · Computer Science 2026-04-07 Kanat Abdukhalikov , Gyanendra K. Verma

Twisted Reed-Solomon (TRS) codes are a family of codes that contains a large number of maximum distance separable codes that are non-equivalent to Reed--Solomon codes. TRS codes were recently proposed as an alternative to Goppa codes for…

Information Theory · Computer Science 2020-03-24 Julien Lavauzelle , Julian Renner