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Satellite broadband services are critical infrastructures enabling advanced technologies to function in the most remote regions of the globe. However, status-quo services are often unencrypted by default and vulnerable to eavesdropping…

密码学与安全 · 计算机科学 2020-02-13 James Pavur , Martin Strohmeier , Vincent Lenders , Ivan Martinovic

Surface codes are among the best candidates to ensure the fault-tolerance of a quantum computer. In order to avoid the accumulation of errors during a computation, it is crucial to have at our disposal a fast decoding algorithm to quickly…

量子物理 · 物理学 2020-07-15 Nicolas Delfosse , Gilles Zémor

In the current age, users consume multimedia content in very heterogeneous scenarios in terms of network, hardware, and display capabilities. A naive solution to this problem is to encode multiple independent streams, each covering a…

计算机视觉与模式识别 · 计算机科学 2025-02-21 Daniele Mari , André F. R. Guarda , Nuno M. M. Rodrigues , Simone Milani , Fernando Pereira

The error pattern correcting code (EPCC) can be constructed to provide a syndrome decoding table targeting the dominant error events of an inter-symbol interference channel at the output of the Viterbi detector. For the size of the syndrome…

信息论 · 计算机科学 2010-03-31 Hakim Alhussien , Jaekyun Moon

This paper presents "Predictive Pipelined Decoding (PPD)," an approach that speeds up greedy decoding in Large Language Models (LLMs) while maintaining the exact same output as the original decoding. Unlike conventional strategies, PPD…

计算与语言 · 计算机科学 2024-07-30 Seongjun Yang , Gibbeum Lee , Jaewoong Cho , Dimitris Papailiopoulos , Kangwook Lee

LT codes and digital fountain techniques have received significant attention from both academics and industry in the past few years. There have also been extensive interests in applying LT code techniques to distributed storage systems such…

信息论 · 计算机科学 2012-07-25 Yongge Wang

In this paper we concentrate on rate-1/3 systematic parallel concatenated convolutional codes and their rate-1/2 punctured child codes. Assuming maximum-likelihood decoding over an additive white Gaussian channel, we demonstrate that a…

信息论 · 计算机科学 2016-11-17 I. Chatzigeorgiou , M. R. D. Rodrigues , I. J. Wassell , R. Carrasco

Large-scale, fault-tolerant quantum computations will be enabled by quantum error-correcting codes (QECC). This work presents the first systematic technique to test the accuracy and effectiveness of different QECC decoding schemes by…

量子物理 · 物理学 2023-11-22 Arshpreet Singh Maan , Alexandru Paler

The performance and the decoding complexity of a novel coding scheme based on the concatenation of maximum distance separable (MDS) codes and linear random fountain codes are investigated. Differently from Raptor codes (which are based on a…

信息论 · 计算机科学 2019-09-19 Francisco Lázaro , Giuliano Garrammone , Gianluigi Liva

Current per-shot encoding schemes aim to improve the compression efficiency by shot-level optimization. It splits a source video sequence into shots and imposes optimal sets of encoding parameters to each shot. Per-shot encoding achieved…

图像与视频处理 · 电气工程与系统科学 2021-12-24 Hongcheng Zhong , Jun Xu , Chen Zhu , Donghui Feng , Li Song

For a given polar code construction, the existing literature on puncturing for polar codes focuses in finding the optimal puncturing pattern, and then re-selecting the information set. This paper devotes itself to find the optimal…

信息论 · 计算机科学 2019-03-18 Liping Li , Wei Song , Kai Niu

We derive the optimum second-order coding rates, known as second-order capacities, for erasure and list decoding. For erasure decoding for discrete memoryless channels, we show that second-order capacity is $\sqrt{V}\Phi^{-1}(\epsilon_t)$…

信息论 · 计算机科学 2014-04-22 Vincent Y. F. Tan , Pierre Moulin

Physical-layer network coding (PNC) can increase end-to-end throughput in bi-directional multi-hop underwater acoustic (UWA) networks. However, multipath delay spread and Doppler-induced inter-carrier interference (ICI) in UWA channels can…

网络与互联网体系结构 · 计算机科学 2026-04-24 Gewei Zhang , Deqing Wang , Lizhao You , Xiangming Cai , Liqun Fu

This paper presents an enhanced belief propagation (BP) decoding algorithm and a reinforcement learning-based BP decoding algorithm for polar codes. The enhanced BP algorithm weighs each Processing Element (PE) input based on their signals…

信息论 · 计算机科学 2021-11-02 L. M. Oliveira , R. M. Oliveira , R. C. de Lamare

In the Shannon lecture at the 2019 International Symposium on Information Theory (ISIT), Ar{\i}kan proposed to employ a one-to-one convolutional transform as a pre-coding step before the polar transform. The resulting codes of this…

信息论 · 计算机科学 2024-01-19 Mohammad Rowshan , Andreas Burg , Emanuele Viterbo

Pixel Value Ordering (PVO) holds an impressive property for high fidelity Reversible Data Hiding (RDH). In this paper, we introduce a dual-PVO (dPVO) for Prediction Error Expansion(PEE), and thereby develop a new RDH scheme to offer a…

计算机视觉与模式识别 · 计算机科学 2022-02-17 Md. Abdul Wahed , Hussain Nyeem

We study the problem of universal decoding for unknown discrete memoryless channels in the presence of erasure/list option at the decoder, in the random coding regime. Specifically, we harness a universal version of Forney's classical…

信息论 · 计算机科学 2017-06-23 Wasim Huleihel , Nir Weinberger , Neri Merhav

We propose two types of universal codes that are suited to two asymptotic regimes when the output alphabet is possibly continuous. The first class has the property that the error probability decays exponentially fast and we identify an…

信息论 · 计算机科学 2024-09-10 Masahito Hayashi

Universal channel decoders based on transformers-such as the Foundation Error Correction Code Transformer (FECCT)-achieve competitive decoding performance across diverse code families with a single shared backbone, optionally followed by…

信息论 · 计算机科学 2026-05-11 Sanghyeon Cho , Taewoo Park , Seong-Joon Park , Dae-Young Yun , Hee-Youl Kwak , Sang-Hyo Kim , Yongjune Kim

Quantum Key Distribution (QKD) enables two parties to establish a common secret key that is information-theoretically secure by transmitting random bits that are encoded as qubits and sent over a quantum channel, followed by classical…