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Related papers: Modeling tau transport in the axon initial segment

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In this paper, we introduce an ASEP-like transport model for bidirectional motion of particles on a multi-lane lattice. The model is motivated by {\em in vivo} experiments on organelle motility along a microtubule (MT), consisting of…

Cellular Automata and Lattice Gases · Physics 2015-05-28 Congping Lin , Gero Steinberg , Peter Ashwin

Intelligent Transportation Systems (ITS) are vital in modern traffic management and optimization, significantly enhancing traffic efficiency and safety. Recently, diffusion models have emerged as transformative tools for addressing complex…

Systems and Control · Electrical Eng. & Systems 2025-05-09 Mingxing Peng , Kehua Chen , Xusen Guo , Qiming Zhang , Hui Zhong , Meixin Zhu , Hai Yang

Gait phase estimation based on inertial measurement unit (IMU) signals facilitates precise adaptation of exoskeletons to individual gait variations. However, challenges remain in achieving high accuracy and robustness, particularly during…

Robotics · Computer Science 2025-06-19 Yuanlong Ji , Xingbang Yang , Ruoqi Zhao , Qihan Ye , Quan Zheng , Yubo Fan

This paper presents a novel approach to improving autonomous vehicle control in environments lacking clear road markings by integrating a diffusion-based motion predictor within an Active Inference Framework (AIF). Using a simulated parking…

Robotics · Computer Science 2024-06-04 Yufei Huang , Yulin Li , Andrea Matta , Mohsen Jafari

The theory of turbulent transport of parallel momentum and ion heat by the interaction of stochastic magnetic fields and turbulence is presented. Attention is focused on determining the kinetic stress and the compressive energy flux. A…

Plasma Physics · Physics 2021-11-16 Chang-Chun Chen , Patrick H. Diamond , Steven M. Tobias

Based on the Stochastic Inclined Rods Model (SIRM) proposed by H. Matsuura and M. Nakano, we study the microscopic motion of actin myosin system including the motion of the G-actin. Our model is composed of an inclined spring (rod), a…

Biological Physics · Physics 2007-05-23 Bao-quan Ai , Xian-ju Wang , Guo-tao Liu , Liang-gang Liu , M. Nakano , H. Matsuura

In polar semiconductors and oxides, the long-range nature of the electron-phonon (\textit{e}-ph) interaction is a bottleneck to compute charge transport from first principles. Here, we develop an efficient ab initio scheme to compute and…

Materials Science · Physics 2016-12-07 Jin-Jian Zhou , Marco Bernardi

Attosecond interferometry (AI) is an experimental technique based on ionizing a system with an attosecond pulse train in the presence of an assisting laser. This assisting laser provides multiple pathways for the photoelectron wave packet…

Chemical Physics · Physics 2020-10-07 Denis Jelovina , Armin Scrinzi , Hans Jakob Wörner , Axel Schild

We investigate the role of perpendicular diffusion in shaping energetic ion spectrum in corotating interaction regions (CIRs), focusing on its mass-to-charge ($A/Q$) dependence. We simulate a synthetic CIR using the EUropean Heliospheric…

Solar and Stellar Astrophysics · Physics 2024-03-05 Zheyi Ding , Gang Li , Nicolas Wijsen , Stefaan Poedts , Shuo Yao

This paper characterizes the fundamental limits of integrated sensing and communication (ISAC) when the transmitter is subject to an artificial intelligence (AI) representation bottleneck and the receiver employs a fluid antenna system…

Numerical simulations in two space dimensions are used to examine the dynamics, transport, and equilibrium behaviors of a neutrally buoyant circular object immersed in an active suspension within a larger closed circular container. The…

Fluid Dynamics · Physics 2023-04-12 Jonathan B. Freund

The transport of self-propelled particles such as bacteria and phoretic swimmers through crowded heterogeneous environments is relevant to many natural and engineering processes, from biofilm formation and contamination processes to…

Fluid Dynamics · Physics 2019-04-10 Roberto Alonso-Matilla , Brato Chakrabarti , David Saintillan

Foundation models refer to artificial intelligence (AI) models that are trained on massive amounts of data and demonstrate broad generalizability across various tasks with high accuracy. These models offer versatile, one-for-many or…

Image and Video Processing · Electrical Eng. & Systems 2024-11-06 Rina Bao , Erfan Darzi , Sheng He , Chuan-Heng Hsiao , Mohammad Arafat Hussain , Jingpeng Li , Atle Bjornerud , Ellen Grant , Yangming Ou

The predictions of an isospin model are compared with the branching ratios of the 5 and 6 pion decays of the tau lepton. In both cases, the isospin model suggests that the tau favours decays in which there is an omega resonance. Recent…

High Energy Physics - Phenomenology · Physics 2007-05-23 Randall J. Sobie

Living cells exhibit multi-mode transport that switches between an active, self-propelled motion and a seemingly passive, random motion. Cellular decision-making over transport mode switching is a stochastic process that depends on the…

Biological Physics · Physics 2020-10-28 Seungsoo Hahn , Sanggeun Song , Dae Hyun Kim , Gil-Suk Yang , Kang Taek Lee , Jaeyoung Sung

Objective: A model is presented to evaluate the viability of using electrical impedance tomography (EIT) with a nerve cuff to record neural activity in peripheral nerves. Approach: Established modelling approaches in neural-EIT are expanded…

Neurons and Cognition · Quantitative Biology 2018-05-09 J. Hope , F. Vanholsbeeck , A. McDaid

Integrated sensing and communication (ISAC) has been recognized as a key technology in sixth-generation wireless networks, and the additional spatial degrees of freedom obtained by movable antenna (MA) technology can significantly improve…

Signal Processing · Electrical Eng. & Systems 2025-12-05 Luyang Sun , Zhiqing Wei , Haotian Liu , Kan Yu , Zhendong Li , Zhiyong Feng

The theory of inertial manifolds (IM) is used to develop reduced-order models of turbulent combustion. In this approach, the dynamics of the system are tracked in a low-dimensional manifold determined in-situ without invoking laminar flame…

Fluid Dynamics · Physics 2021-03-24 Maryam Akram , Venkat Raman

The Multi-Mode Model (MMM) for turbulent transport was applied to a large set of well-analyzed discharges from the National Spherical Torus Experiment (NSTX) in order to evaluate its sensitivities to a wide range of plasma conditions. MMM…

The article describes the diffusion approximation and the method of its use for evaluation of the effectiveness of active queue management (AQM) mechanisms. The presented model combines the approximation and simulation approaches. The…

Systems and Control · Electrical Eng. & Systems 2019-11-07 Dariusz Marek , Adam Domański , Joanna Domańska , Tadeusz Czachórski , Jerzy Klamka , Jakub Szyguła