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We experimentally and theoretically investigate the dynamics of microresonator-based frequency comb generation assisted by mode coupling in the normal group-velocity dispersion (GVD) regime. We show that mode coupling can initiate…

Statistical tools are crucial for studying and modeling turbulent flows, where chaotic velocity fluctuations span a wide range of spatial and temporal scales. Advances in image velocimetry, especially in tracking-based methods, now allow…

流体动力学 · 物理学 2025-02-19 Miguel A. Mendez , Manuel Ratz , Damien Rigutto

Measurement-induced phase transitions arise due to a competition between the scrambling of quantum information in a many-body system and local measurements. In this work we investigate these transitions in different classes of fast…

量子物理 · 物理学 2022-03-29 Tomohiro Hashizume , Gregory Bentsen , Andrew J. Daley

We study the effects of discrete, randomly distributed time delays on the dynamics of a coupled system of self-propelling particles. Bifurcation analysis on a mean field approximation of the system reveals that the system possesses patterns…

斑图形成与孤子 · 物理学 2015-06-05 Luis Mier-y-Teran-Romero , Brandon Lindley , Ira B. Schwartz

This paper studies the problem of designing sampled-data observers and observer-based, sampled-data, output feedback stabilizers for systems with both discrete and distributed, state and output time-delays. The obtained results can be…

最优化与控制 · 数学 2019-07-17 Tarek Ahmed-Ali , Iasson Karafyllis , Fouad Giri

Quantum repeater networks distribute entanglement over lossy links while many users share a limited pool of entangled pairs. Most existing routing schemes either always use a single best path or rely on global optimizations that are hard to…

量子物理 · 物理学 2026-03-31 Ankit Mishra , Kang Hao Cheong

Low-dimensional dynamical systems are fruitful models for mixing in fluid and granular flows. We study a one-dimensional discontinuous dynamical system (termed "cutting and shuffling" of a line segment), and we present a comprehensive…

动力系统 · 数学 2018-08-24 Mengying Wang , Ivan C. Christov

Dynamical systems in the life sciences are often composed of complex mixtures of overlapping behavioral regimes. Cellular subpopulations may shift from cycling to equilibrium dynamics or branch towards different developmental fates. The…

机器学习 · 计算机科学 2025-10-13 Nathan Quiblier , Roy Friedman , Matthew Ricci

In this paper, a multi-source multi-relay cooperative wireless network with binary modulation and binary network coding is studied. The system model encompasses: i) a demodulate-and-forward protocol at the relays, where the received packets…

信息论 · 计算机科学 2012-04-24 Marco Di Renzo , Michela Iezzi , Fabio Graziosi

We propose and analyze a protocol to study quantum information scrambling using statistical correlations between measurements, which are performed after evolving a quantum system from randomized initial states. We prove that the resulting…

量子物理 · 物理学 2019-07-03 Benoît Vermersch , Andreas Elben , Lukas M. Sieberer , Norman Y. Yao , Peter Zoller

We study the effects of periodic subthreshold pacemaker activity and time-delayed coupling on stochastic resonance over scale-free neuronal networks. As the two extreme options, we introduce the pacemaker respectively to the neuron with the…

神经元与认知 · 定量生物学 2009-06-09 Qingyun Wang , Matjaz Perc , Zhisheng Duan , Guanrong Chen

Due to the energy transition, today's electrical networks include synchronous machines and inverter-based resources interfacing renewable energies such as wind turbines, solar panels, and Battery Energy Storage Systems to the grid. In such…

系统与控制 · 电气工程与系统科学 2024-02-08 Pamela Zoghby , Bogdan Marinescu , Antoine Rosse , Gregoire Prime

Recently it has been reported that biased range-measurements among neighboring agents in the gradient distance-based formation control can lead to predictable collective motion. In this paper we take advantage of this effect and by…

系统与控制 · 计算机科学 2016-09-26 Hector Garcia de Marina , Bayu Jayawardhana , Ming Cao

This work continues the parametric investigation on the sampling nuances of the Dynamic Mode Decomposition (DMD) under the Koopman analysis. Through turbulent wakes, the investigation corroborated the generality of the universal convergence…

Many segmentation tasks, such as medical image segmentation or future state prediction, are inherently ambiguous, meaning that multiple predictions are equally correct. Current methods typically rely on generative models to capture this…

计算机视觉与模式识别 · 计算机科学 2026-03-23 Sebastian Gerard , Josephine Sullivan

Conventional delay-Doppler (DD) communication and sensing systems require transmitting pilot frames at every channel coherence time interval in order to keep track of channel variations at the cost of spectral efficiency. In this paper, we…

信号处理 · 电气工程与系统科学 2026-04-09 Nishant Mehrotra , Sandesh Rao Mattu , Robert Calderbank

This work considers stochastic operators in general inner-product spaces, and in particular, systems with stochastically time-varying input delays of a known probability distribution. Stochastic dissipativity and stability are defined from…

最优化与控制 · 数学 2024-04-22 Ethan LoCicero , Amy Strong , Leila Bridgeman

In this work, we investigate a model of an adaptive networked dynamical system, where the coupling strengths among phase oscillators coevolve with the phase states. It is shown that in this model the oscillators can spontaneously…

无序系统与神经网络 · 物理学 2010-11-02 Menghui Li , Shuguang Guan , C. -H. Lai

Distributed Stochastic Gradient Descent (SGD) when run in a synchronous manner, suffers from delays in runtime as it waits for the slowest workers (stragglers). Asynchronous methods can alleviate stragglers, but cause gradient staleness…

机器学习 · 统计学 2020-03-25 Sanghamitra Dutta , Jianyu Wang , Gauri Joshi

In large scale distributed linear transform problems, coded computation plays an important role to effectively deal with "stragglers" (distributed computations that may get delayed due to few slow or faulty processors). We propose a coded…

信息论 · 计算机科学 2018-04-27 Sinong Wang , Jiashang Liu , Ness Shroff , Pengyu Yang