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Code-based Distributed Matrix Multiplication (DMM) has been extensively studied in distributed computing for efficiently performing large-scale matrix multiplication using coding theoretic techniques. The communication cost and recovery…

信息论 · 计算机科学 2024-08-06 Jiang Li , Songsong Li , Chaoping Xing

In this paper, we address the problem of the decoding of variable length physical layer header (PLH) codes. We take as a case study the DVB-S2X standard, and, after selecting a suitable PLH code with variable codeword length, we propose two…

信息论 · 计算机科学 2021-03-17 Marco Morini , Alessandro Ugolini , Giulio Colavolpe

We investigate algorithms for encoding of one-point algebraic geometry (AG) codes over certain plane curves called $C_{ab}$ curves, as well as algorithms for inverting the encoding map, which we call "unencoding". Some $C_{ab}$ curves have…

代数几何 · 数学 2020-08-19 Peter Beelen , Johan Rosenkilde , Grigory Solomatov

We propose a new algorithm solving the extended gcd problem, which provides a solution minimizing one of the two coordinates. The algorithm relies on elementary arithmetic properties.

数据结构与算法 · 计算机科学 2018-09-24 Marc Wolf , François Wolf , Corentin Le Coz

Normal basis is used in many applications because of the efficiency of the implementation. However, most space complexity reduction techniques for binary field multiplier are applicable for only optimal normal basis or Gaussian normal basis…

硬件体系结构 · 计算机科学 2025-08-12 Kittiphon Phalakarn , Athasit Surarerks

Low-density parity-check codes together with belief propagation (BP) decoding are known to be well-performing for large block lengths. However, for short block lengths there is still a considerable gap between the performance of the BP…

信息论 · 计算机科学 2023-07-28 Jonathan Mandelbaum , Holger Jäkel , Laurent Schmalen

This paper deals with two main issues regarding the short polar codes: the potential of FEC-assisted decoding and optimal code concatenation strategies under various design scenarios. Code concatenation and FEC-assisted decoding are…

信息论 · 计算机科学 2016-07-26 Mohammad Sadegh Mohammadi , Eryk Dutkiewicz , Qi Zhang

We propose a coding scheme that achieves the capacity of the compound MIMO channel with algebraic lattices. Our lattice construction exploits the multiplicative structure of number fields and their group of units to absorb ill-conditioned…

信息论 · 计算机科学 2017-01-11 Antonio Campello , Cong Ling , Jean-Claude Belfiore

Future beyond-5G and 6G systems demand ultra-reliable, low-latency communication with short blocklengths, motivating the development of universal decoding algorithms. Guessing decoding, which infers the noise or codeword candidate in order…

信息论 · 计算机科学 2025-11-24 Qianfan Wang , Jifan Liang , Peihong Yuan , Ken R. Duffy , Muriel Médard , Xiao Ma

An iterative decoding algorithm for convolutional codes is presented. It successively processes $N$ consecutive blocks of the received word in order to decode the first block. A bound is presented showing which error configurations can be…

信息论 · 计算机科学 2009-08-07 H. Gluesing-Luerssen , U. Helmke , J. I. Iglesias Curto

In this paper, a technique for the Berlekamp-Massey(BM) algorithm is provided to reduce the latency of decoding and save decoding power by early termination or early-stopped checking. We investigate the consecutive zero discrepancies during…

信息论 · 计算机科学 2023-07-12 Hong-fu Chou

We initiate a study of locally decodable codes with randomized encoding. Standard locally decodable codes are error correcting codes with a deterministic encoding function and a randomized decoding function, such that any desired message…

信息论 · 计算机科学 2020-01-14 Kuan Cheng , Xin Li , Yu Zheng

This article discusses the decoding of Gabidulin codes and shows how to extend the usual decoder to any supercode of a Gabidulin code at the cost of a significant decrease of the decoding radius. Using this decoder, we provide polynomial…

密码学与安全 · 计算机科学 2021-11-22 Maxime Bombar , Alain Couvreur

The generalized word length pattern of an orthogonal array allows a ranking of orthogonal arrays in terms of the generalized minimum aberration criterion (Xu and Wu [Ann. Statist. 29 (2001) 1066-1077]). We provide a statistical…

统计理论 · 数学 2014-05-29 Ulrike Grömping , Hongquan Xu

A shortening method for large polarization kernels is presented, which results in shortened kernels with the highest error exponent if applied to kernels of size up to 32. It uses lower and upper bounds on partial distances for quick…

信息论 · 计算机科学 2021-10-15 Grigorii Trofimiuk

Decoding of convolutional codes poses a significant challenge for coding theory. Classical methods, based on e.g. Viterbi decoding, suffer from being computationally expensive and are restricted therefore to codes of small complexity. Based…

信息论 · 计算机科学 2009-09-04 Jose Ignacio Iglesias Curto , Uwe Helmke

A new class of folded subspace codes for noncoherent network coding is presented. The codes can correct insertions and deletions beyond the unique decoding radius for any code rate $R\in[0,1]$. An efficient interpolation-based decoding…

信息论 · 计算机科学 2015-04-22 Hannes Bartz , Vladimir Sidorenko

We discuss recent progress in multi-loop integrand reduction methods. Motivated by the possibility of an automated construction of multi-loop amplitudes via generalized unitarity cuts we describe a procedure to obtain a general…

高能物理 - 唯象学 · 物理学 2015-06-17 Simon Badger , Hjalte Frellesvig , Yang Zhang

Topological quantum error-correcting codes are defined by geometrically local checks on a two-dimensional lattice of quantum bits (qubits), making them particularly well suited for fault-tolerant quantum information processing. Here, we…

量子物理 · 物理学 2012-02-16 Guillaume Duclos-Cianci , David Poulin

Program code serves as a bridge linking vision and logic, providing a feasible supervisory approach for enhancing the multimodal reasoning capability of large models through geometric operations such as auxiliary line construction and…

人工智能 · 计算机科学 2026-02-10 Zhenyu Wu , Yanxi Long , Jian Li , Hua Huang