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Synchronized neural spiking is associated with many cognitive functions and thus, merits study for its own sake. The analysis of neural synchronization naturally leads to the study of repetitive spiking and consequently to the analysis of…

神经元与认知 · 定量生物学 2017-07-19 Youngmin Park , Stewart Heitmann , G. Bard Ermentrout

Magnon frequency comb (MFC), the spin-wave spectra composing of equidistant coherent peaks, is attracting much attention in magnonics. A terahertz (THz) MFC, combining the advantages of the THz and MFC technologies, is highly desired…

介观与纳米尺度物理 · 物理学 2023-09-19 Xianglong Yao , Zhejunyu Jin , Zhenyu Wang , Zhaozhuo Zeng , Peng Yan

Neurons are connected to other neurons by axons and dendrites that conduct signals with finite velocities, resulting in delays between the firing of a neuron and the arrival of the resultant impulse at other neurons. Since delays greatly…

神经元与认知 · 定量生物学 2021-08-25 Akke Mats Houben

We examine the effects of stochastic input currents on the firing behavior of two excitable neurons coupled with fast excitatory synapses. In such cells (models), typified by the quadratic integrate and fire model, mutual synaptic coupling…

神经元与认知 · 定量生物学 2007-07-31 Boris S. Gutkin , Juergen Jost , Henry C. Tuckwell

We study synchronization in the context of network traffic on a $2-d$ communication network with local clustering and geographic separations. The network consists of nodes and randomly distributed hubs where the top five hubs ranked…

物理与社会 · 物理学 2015-05-13 Satyam Mukherjee , Neelima Gupte

This paper studies the link between resting-state functional connectivity (FC), measured by the correlations of the fMRI BOLD time courses, and structural connectivity (SC), estimated through fiber tractography. Instead of a static analysis…

Brain oscillations exhibit long-range temporal correlations (LRTCs), which reflect the regularity of their fluctuations: low values representing more random (decorrelated) while high values more persistent (correlated) dynamics. LRTCs…

Meta-forecasting is a newly emerging field which combines meta-learning and time series forecasting. The goal of meta-forecasting is to train over a collection of source time series and generalize to new time series one-at-a-time. Previous…

机器学习 · 计算机科学 2023-02-07 Mike Van Ness , Huibin Shen , Hao Wang , Xiaoyong Jin , Danielle C. Maddix , Karthick Gopalswamy

We demonstrate analytically and numerically, that a thin film of an antiferromagnetic (AFM) material, having biaxial magnetic anisotropy and being driven by an external spin-transfer torque signal, can be used for the generation of…

Brain rhythms emerge as a result of synchronization among interconnected spiking neurons. Key properties of such rhythms can be gleaned from the phase-resetting curve (PRC). Inferring the macroscopic PRC and developing a systematic phase…

神经元与认知 · 定量生物学 2022-10-12 Gregory Dumont , Alberto Pérez-Cervera , Boris Gutkin

Coherent population trapping (CPT) is extensively studied for future vapor cell clocks of high frequency stability. In the constructive polarization modulation CPT scheme, a bichromatic laser field with polarization and phase synchronously…

原子物理 · 物理学 2016-07-27 Peter Yun , Stephane Guerandel , Emeric de Clercq

Many studies have shown that cells use temporal dynamics of signalling molecules to encode information. One particular class of temporal dynamics is persistent and transient signals, i.e. signals of long and short durations respectively. It…

分子网络 · 定量生物学 2018-11-09 Chun Tung Chou

Understanding cognitive processes in the brain demands sophisticated models capable of replicating neural dynamics at large scales. We present a physiologically inspired speech recognition architecture, compatible and scalable with deep…

计算与语言 · 计算机科学 2024-09-26 Alexandre Bittar , Philip N. Garner

We tackle a quantification of synchrony in a large ensemble of interacting neurons from the observation of spiking events. In a simulation study, we efficiently infer the synchrony level in a neuronal population from a point process…

神经元与认知 · 定量生物学 2025-03-25 Arkady Pikovsky , Michael Rosenblum

We define auto- and cross-correlation functions capable to capture dynamical characteristics induced by local phase space structures in a general dynamical system. These correlation functions are calculated in the Standard Map for a range…

混沌动力学 · 物理学 2015-04-21 Georgios Datseris , Fotis K. Diakonos , Peter Schmelcher

In studies of the visual system as well as in computer vision, the focus is often on contrast edges. However, the primate visual system contains a large number of cells that are insensitive to spatial contrast and, instead, respond to…

神经元与认知 · 定量生物学 2021-03-30 Michael Schmuker , Rüdiger Kupper , Ad Aertsen , Thomas Wachtler , Marc-Oliver Gewaltig

Time-To-First-Spike (TTFS) coding in Spiking Neural Networks (SNNs) offers significant advantages in terms of energy efficiency, closely mimicking the behavior of biological neurons. In this work, we delve into the role of skip connections,…

信号处理 · 电气工程与系统科学 2023-12-05 Youngeun Kim , Adar Kahana , Ruokai Yin , Yuhang Li , Panos Stinis , George Em Karniadakis , Priyadarshini Panda

Networks of interconnected neurons display diverse patterns of collective activity. Relating this collective activity to the network's connectivity structure is a key goal of computational neuroscience. We approach this question for…

神经元与认知 · 定量生物学 2025-06-09 Caitlin Lienkaemper , Gabriel Koch Ocker

We report a spectrum of exotic frequency-locked states in a ring of phase oscillators with pure three-body interactions. For identical oscillators, the system hosts a vast multiplicity of stable quantized frequency-locked states without…

斑图形成与孤子 · 物理学 2025-12-23 Jinfeng Liang , Shanshan Zhu , Yang Li , Qionglin Dai , Haihong Li , Junzhong Yang

Recurrently connected neuron populations play key roles in sensory perception and memory storage across various brain regions. While these populations are often assumed to encode information through firing rates, this method becomes…

神经元与认知 · 定量生物学 2025-09-05 Mauricio Girardi-Schappo , Leonard Maler , André Longtin