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Affine-invariant codes are codes whose coordinates form a vector space over a finite field and which are invariant under affine transformations of the coordinate space. They form a natural, well-studied class of codes; they include popular…

计算复杂性 · 计算机科学 2015-11-25 Arnab Bhattacharyya , Sivakanth Gopi

The Reed-Muller (RM) code encoding $n$-variate degree-$d$ polynomials over ${\mathbb F}_q$ for $d < q$, with its evaluation on ${\mathbb F}_q^n$, has relative distance $1-d/q$ and can be list decoded from a $1-O(\sqrt{d/q})$ fraction of…

信息论 · 计算机科学 2017-04-04 Venkatesan Guruswami , Lingfei Jin , Chaoping Xing

In this paper, we introduce a novel explicit family of subcodes of Reed-Solomon (RS) codes that efficiently achieve list decoding capacity with a constant output list size. Our approach builds upon the idea of large linear subcodes of RS…

信息论 · 计算机科学 2024-01-29 Amit Berman , Yaron Shany , Itzhak Tamo

We present a practical algorithm to decode erasures of Reed-Solomon codes over the q elements binary field in O(q \log_2^2 q) time where the constant implied by the O-notation is very small. Asymptotically fast algorithms based on fast…

信息论 · 计算机科学 2009-01-15 Frederic Didier

Folded Reed-Solomon (FRS) and univariate multiplicity codes are prominent polynomial codes over finite fields, renowned for achieving list decoding capacity. These codes have found a wide range of applications beyond the traditional scope…

信息论 · 计算机科学 2023-12-29 Itzhak Tamo

This paper studies \emph{linear} and \emph{affine} error-correcting codes for correcting synchronization errors such as insertions and deletions. We call such codes linear/affine insdel codes. Linear codes that can correct even a single…

信息论 · 计算机科学 2022-07-22 Kuan Cheng , Venkatesan Guruswami , Bernhard Haeupler , Xin Li

Invariance with respect to linear or affine transformations of the domain is arguably the most common symmetry exhibited by natural algebraic properties. In this work, we show that any low complexity affine-invariant property of…

计算复杂性 · 计算机科学 2012-10-09 Arnab Bhattacharyya , Eldar Fischer , Shachar Lovett

Codes in the sum-rank metric have various applications in error control for multishot network coding, distributed storage and code-based cryptography. Linearized Reed-Solomon (LRS) codes contain Reed-Solomon and Gabidulin codes as…

信息论 · 计算机科学 2022-09-05 Felicitas Hörmann , Hannes Bartz , Sven Puchinger

In this work, we present an abstract framework for some algebraic error-correcting codes with the aim of capturing codes that are list-decodable to capacity, along with their decoding algorithm. In the polynomial ideal framework, a code is…

信息论 · 计算机科学 2023-12-21 Siddharth Bhandari , Prahladh Harsha , Mrinal Kumar , Madhu Sudan

The classical family of $[n,k]_q$ Reed-Solomon codes over a field $\F_q$ consist of the evaluations of polynomials $f \in \F_q[X]$ of degree $< k$ at $n$ distinct field elements. In this work, we consider a closely related family of codes,…

信息论 · 计算机科学 2015-03-19 Venkatesan Guruswami , Carol Wang

A set of linearly constrained permutation matrices are proposed for constructing a class of permutation codes. Making use of linear constraints imposed on the permutation matrices, we can formulate a minimum Euclidian distance decoding…

信息论 · 计算机科学 2015-03-17 Tadashi Wadayama , Manabu Hagiwara

Higher-order Fourier analysis, developed over prime fields, has been recently used in different areas of computer science, including list decoding, algorithmic decomposition and testing. We extend the tools of higher-order Fourier analysis…

数据结构与算法 · 计算机科学 2015-05-05 Arnab Bhattacharyya , Abhishek Bhowmick

Current linearizing encoding models that predict neural responses to sensory input typically neglect neuroscience-inspired constraints that could enhance model efficiency and interpretability. To address this, we propose a new method called…

Let $\mathbb{F}_q$ be a finite field with $q$ elements and denote by $\theta : \mathbb{F}_q\to\mathbb{F}_q$ an automorphism of $\mathbb{F}_q$. In this paper, we deal with linear codes of $\mathbb{F}_q^n$ invariant under a semi-linear map…

信息论 · 计算机科学 2013-12-02 Luis Felipe Tapia Cuitiño , Andrea Luigi Tironi

We introduce the notion of the stopping redundancy hierarchy of a linear block code as a measure of the trade-off between performance and complexity of iterative decoding for the binary erasure channel. We derive lower and upper bounds for…

信息论 · 计算机科学 2016-11-15 Thorsten Hehn , Olgica Milenkovic , Stefan Laendner , Johannes B. Huber

We generalize the unique decoding algorithm for one-point AG codes over the Miura-Kamiya Cab curves proposed by Lee, Bras-Amor\'os and O'Sullivan (2012) to general one-point AG codes, without any assumption. We also extend their unique…

信息论 · 计算机科学 2017-04-14 Ryutaroh Matsumoto , Diego Ruano , Olav Geil

We formulate the classical decoding algorithm of alternant codes afresh based on interpolation as in Sudan's list decoding of Reed-Solomon codes, and thus get rid of the key equation and the linear recurring sequences in the theory. The…

信息论 · 计算机科学 2007-07-13 Kwankyu Lee

Reed--Solomon error-correcting codes are ubiquitous across computer science and information theory, with applications in cryptography, computational complexity, communication and storage systems, and more. Most works on efficient error…

信息论 · 计算机科学 2025-10-14 Chris Peikert , Alexandra Veliche Hostetler

This paper focuses on the equidimensional decomposition of affine varieties defined by sparse polynomial systems. For generic systems with fixed supports, we give combinatorial conditions for the existence of positive dimensional components…

代数几何 · 数学 2012-11-16 Maria Isabel Herrero , Gabriela Jeronimo , Juan Sabia

Recently, codes in the sum-rank metric attracted attention due to several applications in e.g. multishot network coding, distributed storage and quantum-resistant cryptography. The sum-rank analogs of Reed-Solomon and Gabidulin codes are…

信息论 · 计算机科学 2022-09-07 Felicitas Hörmann , Hannes Bartz