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Habituation - a phenomenon in which a dynamical system exhibits a diminishing response to repeated stimulations that eventually recovers when the stimulus is withheld - is universally observed in living systems from animals to unicellular…

适应与自组织系统 · 物理学 2024-07-26 Matthew Smart , Stanislav Y. Shvartsman , Martin Mönnigmann

We introduce a simplified model of magnetic friction, and investigate its behavior using both numerical and analytical methods. When resistance coefficient $\gamma$ is large, the movement of the system obeys the thermally activated process.…

统计力学 · 物理学 2023-12-22 Hisato Komatsu

In this paper, we consider the dynamics of a predator-prey system of Gause type with cooperative hunting among predators and Holling III functional response. The known work numerically shows that the system exhibits saddle-node and Hopf…

动力系统 · 数学 2021-11-29 Yong Yao , Teng Song , Zuxiong Li

Elastic strips provide a canonical system for studying the mechanisms governing elastic shape transitions. Buckling, linear snap-through, and nonlinear snap-through have been observed in boundary-actuated strips and linked to the type of…

软凝聚态物质 · 物理学 2023-06-21 Basile Radisson , Eva Kanso

To ensure that a robot is able to accomplish an extensive range of tasks, it is necessary to achieve a flexible combination of multiple behaviors. This is because the design of task motions suited to each situation would become increasingly…

机器人学 · 计算机科学 2023-10-04 Kanata Suzuki , Hiroki Mori , Tetsuya Ogata

Hysteresis dynamics has been described in a vast number of biological experimental studies. Many such studies are phenomenological and a mathematical appreciation has not attracted enough attention. In the paper, we explore the nature of…

适应与自组织系统 · 物理学 2021-03-02 Liang Chen , Sue Ann Campbell

Large language models (LLMs) have demonstrated the potential to perform high-level planning. Yet, it remains a challenge for LLMs to comprehend low-level commands, such as joint angle targets or motor torques. This paper proposes an…

机器人学 · 计算机科学 2023-09-15 Yujin Tang , Wenhao Yu , Jie Tan , Heiga Zen , Aleksandra Faust , Tatsuya Harada

We propose a stochastic lattice gas model to describe the dynamics of two animal species population, one being a predator and the other a prey. This model comprehends the mechanisms of the Lotka-Volterra model. Our analysis was performed by…

高能物理 - 格点 · 物理学 2009-10-22 Javier Satulovsky , Tania Tome

The galactose network is a complex system responsible for galactose metabolism. It has been extensively studied experimentally and mathematically at the unicellular level to broaden our understanding of its regulatory mechanisms at higher…

分子网络 · 定量生物学 2016-02-12 Tina M. Mitre , Anmar Khadra , Michael C. Mackey

The objective of this paper is to study the dynamical behaviour systematically of an ecological system with Beddington-DeAngelis functional response which avoids the criticism occurred in the case of ratio-dependent functional response at…

动力系统 · 数学 2015-01-21 Sahabuddin Sarwardi , Md. Reduanur Mandal , Nurul Huda Gazi

We introduce a frustration parameter $\alpha$ into the Vicsek-Kuramoto systems of self-propelled particles. While the system exhibits conventional synchronized states, such as global phase synchronization and swarming, for low frustration…

适应与自组织系统 · 物理学 2025-12-23 Yichen Lu , Yingshan Guo , Yiyi Zhang , Tong Zhu , Zhigang Zheng

We investigate the hopping dynamics between different attractors in a multistable system under the influence of noise. Using symbolic dynamics we find a sudden increase of dynamical entropies, when a system parameter is varied. This effect…

混沌动力学 · 物理学 2007-05-23 Suso Kraut , Ulrike Feudel

Colonies of ants are systems of interacting living organisms in which interactions between individuals and their environment can produce a reliable performance of a complex tasks without the need for centralised control. Particularly…

生物物理 · 物理学 2015-08-28 Miriam Malíčková , Christian Yates , Katarína Boďová

We use non-equilibrium dynamical mean-field theory to demonstrate the existence of a critical interaction in the real-time dynamics of the Hubbard model after an interaction quench. The critical point is characterized by fast thermalization…

强关联电子 · 物理学 2009-09-02 Martin Eckstein , Marcus Kollar , Philipp Werner

We study the collective dynamics of a lattice model of stochastically interacting agents with a weighted field of vision. We assume that agents preferentially interact with neighbours, depending on their relative location, through velocity…

统计力学 · 物理学 2024-06-11 Shakti N. Menon , Trilochan Bagarti , Abhijit Chakraborty

It is shown that the interplay of a confining potential with a periodic potential leads for free particles to states spatially confined on a fraction of the total extension of the system. A more complex `slicing' of the system can be…

统计力学 · 物理学 2016-08-31 Marcos Rigol , Alejandro Muramatsu

We consider ultracold atoms trapped in a toroidal trap with an azimuthal lattice for utility as a macroscopic simulator of quantum optics phenomena. We examine the dynamics induced by the adiabatic introduction of the lattice that serves to…

量子气体 · 物理学 2021-02-03 Caelan Brooks , Allison Brattley , Kunal K. Das

Flapping-wing robots offer significant versatility; however, achieving efficient multi-modal locomotion remains challenging. This paper presents the design, modeling, and experimentation of a novel tailless flapping-wing robot with three…

机器人学 · 计算机科学 2025-06-19 Zhi Zheng , Xiangyu Xu , Jin Wang , Yikai Chen , Jingyang Huang , Ruixin Wu , Huan Yu , Guodong Lu

Efficient transportation, a hot topic in nonlinear science, is essential for modern societies and the survival of biological species. Biological evolution has generated a rich variety of successful solutions, which have inspired engineers…

统计力学 · 物理学 2009-11-10 Audrey Dussutour , Vincent Fourcassie , Dirk Helbing , Jean-Louis Deneubourg

Neuroscience is experiencing a data revolution in which many hundreds or thousands of neurons are recorded simultaneously. Currently, there is little consensus on how such data should be analyzed. Here we introduce LFADS (Latent Factor…

机器学习 · 计算机科学 2016-08-24 David Sussillo , Rafal Jozefowicz , L. F. Abbott , Chethan Pandarinath