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This article introduces a novel methodology, Network Simulator-centric Compositional Testing (NSCT), to enhance the verification of network protocols with a particular focus on time-varying network properties. NSCT follows a Model-Based…

软件工程 · 计算机科学 2025-03-10 Tom Rousseaux , Christophe Crochet , John Aoga , Axel Legay

In spectroscopic analysis, the peak-based signal-to-noise ratio (pSNR) is commonly used but suffers from limitations such as sensitivity to noise spikes and reduced effectiveness for broader peaks. We introduce the area-based…

信号处理 · 电气工程与系统科学 2025-12-25 Alex Yu , Huaqing Zhao , Lin Z. Li

Due to excessive need for faster propagations of signals and necessity to reduce number of measurements and rapidly increase efficiency, new sensing theories have been proposed. Conventional sampling approaches that follow Shannon-Nyquist…

信号处理 · 电气工程与系统科学 2019-02-21 Milan Resetar , Gojko Ratkovic , Svetlana Zecevic

Novel methods and technology drive the rapid advances of nuclear magnetic resonance (NMR). The primary objective of developing novel hardware is to improve sensitivity and reliability (and possibly to reduce cost). Automation has made NMR…

仪器与探测器 · 物理学 2025-06-16 Josh P. Peters , Frank D. Sönnichsen , Jan-Bernd Hövener , Andrey N. Pravdivtsev

One possibility to break down the capacity limit in optical transmission systems are higher spectral efficiencies, enabled by Faster-than-Nyquist signaling. Here we present the utilization of non-orthogonal time division multiplexing of…

信号处理 · 电气工程与系统科学 2018-07-17 Ali Dorostkar , Thomas Schneider

Signal decomposition and multiscale signal analysis provide many useful tools for time-frequency analysis. We proposed a random feature method for analyzing time-series data by constructing a sparse approximation to the spectrogram. The…

信号处理 · 电气工程与系统科学 2023-03-17 Nicholas Richardson , Hayden Schaeffer , Giang Tran

We consider the problem of decoding a discrete signal of categorical variables from the observation of several histograms of pooled subsets of it. We present an Approximate Message Passing (AMP) algorithm for recovering the signal in the…

信息论 · 计算机科学 2020-01-22 Ahmed El Alaoui , Aaditya Ramdas , Florent Krzakala , Lenka Zdeborova , Michael I. Jordan

Resampling is an operation costly in calculation time and accuracy. It regularizes irregular sampling, replacing N data by N periodic estimations. This stage can be suppressed, using formulas built with incoming data and completed by…

数据分析、统计与概率 · 物理学 2019-05-28 Bernard Lacaze

We introduce a novel method for Additive Noise Analysis for Persistence Thresholding (ANAPT) which separates significant features in the sublevel set persistence diagram of a time series based on a statistics analysis of the persistence of…

代数拓扑 · 数学 2022-09-23 Audun D. Myers , Firas A. Khasawneh , Brittany T. Fasy

Power line communications (PLC) has been drawing considerable interest in recent years due to the growing interest in smart grid implementation. Specifically, network control and grid applications are allocated the frequency band of 0-500…

其他计算机科学 · 计算机科学 2014-03-06 Nir Shlezinger , Ron Dabora

There is a growing interest in studying sequential neural posterior estimation (SNPE) techniques due to their advantages for simulation-based models with intractable likelihoods. The methods aim to learn the posterior from adaptively…

统计计算 · 统计学 2025-10-16 Xiliang Yang , Yifei Xiong , Zhijian He

Thomson's multitaper method estimates the power spectrum of a signal from $N$ equally spaced samples by averaging $K$ tapered periodograms. Discrete prolate spheroidal sequences (DPSS) are used as tapers since they provide excellent…

信号处理 · 电气工程与系统科学 2021-03-23 Santhosh Karnik , Justin Romberg , Mark A. Davenport

Data selection has proven its merit for improving Neural Machine Translation (NMT), when applied to authentic data. But the benefit of using synthetic data in NMT training, produced by the popular back-translation technique, raises the…

计算与语言 · 计算机科学 2019-06-20 Alberto Poncelas , Gideon Maillette de Buy Wenniger , Andy Way

Analog network coding (ANC) is a throughput increasing technique for the two-way relay channel (TWRC) whereby two end nodes transmit simultaneously to a relay at the same time and band, followed by the relay broadcasting the received sum of…

信息论 · 计算机科学 2017-03-07 Terry Ferrett , Matthew C. Valenti

Spiking neural networks (SNNs) operating with asynchronous discrete events show higher energy efficiency with sparse computation. A popular approach for implementing deep SNNs is ANN-SNN conversion combining both efficient training of ANNs…

神经与进化计算 · 计算机科学 2024-03-20 Ziming Wang , Shuang Lian , Yuhao Zhang , Xiaoxin Cui , Rui Yan , Huajin Tang

Uplink sensing in perceptive mobile networks (PMNs), which uses uplink communication signals for sensing the environment around a base station, faces challenging issues of clock asynchronism and the requirement of a line-of-sight (LOS) path…

信息论 · 计算机科学 2022-11-08 Zhitong Ni , J. Andrew Zhang , Kai Wu , Ren Ping Liu

Continuous phase modulation (CPM) with 1-bit quantization at the receiver is promising in terms of energy and spectral efficiency. In this study, CPM waveforms with symbol durations significantly shorter than the inverse of the signal…

信息论 · 计算机科学 2019-10-16 Rodrigo R. M. de Alencar , Lukas T. N. Landau

Most of the Neural Machine Translation (NMT) models are based on the sequence-to-sequence (Seq2Seq) model with an encoder-decoder framework equipped with the attention mechanism. However, the conventional attention mechanism treats the…

计算与语言 · 计算机科学 2018-08-28 Junyang Lin , Xu Sun , Xuancheng Ren , Muyu Li , Qi Su

Speech Emotion Recognition (SER) is widely deployed in Human-Computer Interaction, yet the high computational cost of conventional models hinders their implementation on resource-constrained edge devices. Spiking Neural Networks (SNNs)…

人工智能 · 计算机科学 2026-02-10 Xun Su , Huamin Wang , Qi Zhang

Compressed sensing (CS) or sparse signal reconstruction (SSR) is a signal processing technique that exploits the fact that acquired data can have a sparse representation in some basis. One popular technique to reconstruct or approximate the…

信息论 · 计算机科学 2014-05-08 Esa Ollila , Hyon-Jung Kim , Visa Koivunen