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We introduce a neural-network architecture, termed the constrained recurrent sparse autoencoder (CRsAE), that solves convolutional dictionary learning problems, thus establishing a link between dictionary learning and neural networks.…

机器学习 · 计算机科学 2020-10-20 Bahareh Tolooshams , Sourav Dey , Demba Ba

In this paper, we introduce an efficient iterative solver for the joint linear-programming (LP) decoding of low-density parity-check (LDPC) codes and finite-state channels (FSCs). In particular, we extend the approach of iterative…

信息论 · 计算机科学 2016-11-17 Byung-Hak Kim , Henry D. Pfister

Neural network decoding algorithms are recently introduced by Nachmani et al. to decode high-density parity-check (HDPC) codes. In contrast with iterative decoding algorithms such as sum-product or min-sum algorithms in which the weight of…

信息论 · 计算机科学 2018-09-14 Mohammad-Reza Sadeghi , Farzane Amirzade , Daniel Panario , Amin Sakzad

Discriminative segmental models, such as segmental conditional random fields (SCRFs) and segmental structured support vector machines (SSVMs), have had success in speech recognition via both lattice rescoring and first-pass decoding.…

计算与语言 · 计算机科学 2016-08-05 Hao Tang , Weiran Wang , Kevin Gimpel , Karen Livescu

We establish area theorems for iterative detection over coded linear systems (including multiple-input multipleoutput (MIMO) channels, inter-symbol-interference (ISI) channels, and orthogonal frequency-division multiplexing (OFDM) systems).…

信息论 · 计算机科学 2012-08-24 Xiaojun Yuan , Li Ping , Chongbin Xu , Aleksandar Kavcic

Neural networks have shown promising potential in accelerating the numerical simulation of systems governed by partial differential equations (PDEs). Different from many existing neural network surrogates operating on high-dimensional…

End-to-end automatic speech recognition (E2E-ASR) can be classified by its decoder architectures, such as connectionist temporal classification (CTC), recurrent neural network transducer (RNN-T), attention-based encoder-decoder, and…

音频与语音处理 · 电气工程与系统科学 2025-01-15 Yui Sudo , Muhammad Shakeel , Yosuke Fukumoto , Brian Yan , Jiatong Shi , Yifan Peng , Shinji Watanabe

This paper considers the joint-decoding (JD) problem for finite-state channels (FSCs) and low-density parity-check (LDPC) codes. In the first part, the linear-programming (LP) decoder for binary linear codes is extended to JD of…

信息论 · 计算机科学 2015-05-27 Byung-Hak Kim , Henry D. Pfister

Algorithms for computing or approximating optimal decompositions for decompositional parameters such as treewidth or clique-width have so far traditionally been tailored to specific width parameters. Moreover, for mim-width, no efficient…

数据结构与算法 · 计算机科学 2021-10-01 Eduard Eiben , Robert Ganian , Thekla Hamm , Lars Jaffke , O-Joung Kwon

In this paper, we propose a linear complexity encoding method for arbitrary LDPC codes. We start from a simple graph-based encoding method ``label-and-decide.'' We prove that the ``label-and-decide'' method is applicable to Tanner graphs…

信息论 · 计算机科学 2016-11-18 Jin Lu , José M. F. Moura

Current speech enhancement (SE) research has largely neglected channel attention and spatial attention, and encoder-decoder architecture-based networks have not adequately considered how to provide efficient inputs to the intermediate…

音频与语音处理 · 电气工程与系统科学 2023-06-12 Junyu Wang

This research aims to develop a dynamic and scalable framework to facilitate harmonization of Common Data Elements (CDEs) across heterogeneous biomedical datasets by addressing challenges such as semantic heterogeneity, structural…

信息检索 · 计算机科学 2025-06-04 Madan Krishnamurthy , Daniel Korn , Melissa A Haendel , Christopher J Mungall , Anne E Thessen

In this paper we propose a new efficient message passing algorithm for decoding LDPC transmitted over a channel with strong phase noise. The algorithm performs approximate bayesian inference on a factor graph representation of the channel…

信息论 · 计算机科学 2012-04-13 Shachar Shayovitz , Dan Raphaeli

Computing problems that handle large amounts of data necessitate the use of lossless data compression for efficient storage and transmission. We present a novel lossless universal data compression algorithm that uses parallel computational…

信息论 · 计算机科学 2023-07-19 Nikhil Krishnan , Dror Baron

We consider decoding of binary Tanner codes using message-passing iterative decoding and linear programming (LP) decoding in MBIOS channels. We present new certificates that are based on a combinatorial characterization for local-optimality…

信息论 · 计算机科学 2013-06-20 Nissim Halabi , Guy Even

Iterative decoders for finite length quantum low-density parity-check (QLDPC) codes are attractive because their hardware complexity scales only linearly with the number of physical qubits. However, they are impacted by short cycles,…

信息论 · 计算机科学 2021-10-20 Nithin Raveendran , Bane Vasić

The design of zero-delay Joint Source-Channel Coding (JSCC) schemes for the transmission of correlated information over fading Multiple Access Channels (MACs) is an interesting problem for many communication scenarios like Wireless Sensor…

信息论 · 计算机科学 2024-01-31 O. Fresnedo , P. Suárez-Casal , L. Castedo

For real-time semantic segmentation, how to increase the speed while maintaining high resolution is a problem that has been discussed and solved. Backbone design and fusion design have always been two essential parts of real-time semantic…

计算机视觉与模式识别 · 计算机科学 2021-06-21 Tan Sixiang

Multi-task learning (MTL) is an efficient way to improve the performance of related tasks by sharing knowledge. However, most existing MTL networks run on a single end and are not suitable for collaborative intelligence (CI) scenarios. In…

计算机视觉与模式识别 · 计算机科学 2021-11-03 Mengyang Wang , Zhicong Zhang , Jiahui Li , Mengyao Ma , Xiaopeng Fan

We formulate code concatenation as the action of a unitary quantum circuit on an expanding tree geometry and find that for certain classes of gates, applied identically at each node, a binary tree circuit encodes a single logical qubit with…

量子物理 · 物理学 2025-10-03 Grace M. Sommers , David A. Huse , Michael J. Gullans