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401
Latent dynamics of primary sensory cortical population activity structured by fluctuations in the local field potential
Published 2024-10-01“…While such structure has been observed across the brain, it is not known how reduced-dimension representations of neural population activity relate to classical metrics of “brain state,” typically described in terms of fluctuations in the local field potential (LFP), single-cell activity, and behavioral metrics.MethodsHidden state models were fit to spontaneous spiking activity of populations of neurons, recorded in the whisker area of primary somatosensory cortex of awake mice. …”
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402
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403
Presence of Pain Shows Greater Effect than Tendon Structural Alignment During Landing Dynamics
Published 2025-02-01“…Misaligned tendon fibers compromise landing dynamics by increasing trunk JA during TJT. Kinetics varied significantly by sex and jump type, while pain and tendon structure revealed limited differences.…”
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404
Analysis method of important structural parameters of four-point contact ball bearing
Published 2025-04-01“…ObjectiveBased on the analysis of the contact mechanics characteristics of four-point contact ball bearings, the important structural parameters of the bearings, including the contact angle, groove curvature radius coefficient, and radial clearance, were designed,and the influence of the bearing structural parameters on the sub-surface stress of the bearing raceway was comprehensively considered to provide new reference for the design of four-point contact ball bearings.MethodsBy establishing a high-precision multi-body contact dynamics model of four-point contact ball bearings and using the finite element analysis method to analyze the subsurface stress and hardened layer depth of the bearing raceway, the rationality of the design was further verified.ResultsThe results show that the larger the initial contact angle is, the larger the bearing capacity will be, the smaller the sub-surface stress peak and the required minimum hardened layer depth will be, but the ellipse truncation will be easier to occur. …”
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405
Rigid–Elastic Coupling Dynamics of Morphing Wing Aircraft
Published 2025-04-01“…This paper presents a rigid–elastic coupling dynamic model for a morphing aircraft with variable-sweep wings, developed using Kane’s method. …”
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406
DISCRETE DEFORMATION WAVE DYNAMICS IN SHEAR ZONES: PHYSICAL MODELLING RESULTS
Published 2016-06-01Get full text
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407
Insights from the nonlinear Schrödinger–Hirota equation with chromatic dispersion: Dynamics in fiber–optic communication
Published 2025-04-01“…Three distinct methodologies, namely, the 1φ(η),φ′(η)φ(η)\left(\phantom{\rule[-0.75em]{}{0ex}},\frac{1}{\varphi \left(\eta )},\frac{\varphi ^{\prime} \left(\eta )}{\varphi \left(\eta )}\right) method, the new Kudryashov method, and the extended simple equation method, have been employed to derive solutions for this equation. …”
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408
Periodic regimes in a hybrid dynamical predator-prey system with migration and intraspecific competition
Published 2025-03-01“…The goal of the paper is to construct and analyze a hybrid model describing patch biocommunity dynamics with variable structure interspecific interactions. …”
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409
Observer of changes in the forest of the shortest paths on dynamic graphs of transport networks
Published 2020-09-01“…The space of search states is a dynamically generated bipartite sparse graph of the transport network, represented by a list of arcs. …”
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410
Dynamic Stability of Moderately Thick Composite Laminated Skew Plates using Finite Strip Method
Published 2015-11-01“…In order to demonstrate the capabilities of the developed method in predicting the structural dynamic behavior, some representative results are obtained and compared with those in the literature wherever available.…”
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411
Dynamic Response of a Bedding Rock Slope Reinforced by a Pile–Anchor Structure Under Earthquakes
Published 2025-05-01“…Static and quasi-static analysis on pile–anchor structures has been widely conducted, but their dynamic behaviors have not been well addressed. …”
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412
Consider the Multi-Objective Topology Optimization Design of a Space Structure Under Complex Working Conditions
Published 2025-06-01“…In order to improve the stiffness and dynamic performance of the connecting frame and realize the lightweight, based on the topological optimization theory of the variable density method, the mathematical model of topology optimization of the connecting frame under multiple working conditions is established by the compromise programming method, considering the influence of thermal, dynamic, and static loads of the connecting frame, the weights of each working condition are decomposed by analytic hierarchy process, a whole is effectively improved, and the first-order frequency of the connecting frame is increased from 1700 Hz to 1932 Hz, which is increased by 13.6%. …”
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413
Dynamic Response Evaluation of a Super-Tall Tower via Endurance Time Method
Published 2020-12-01“…For this purpose, linear endurance time (ET) method and time history (TH) analysis are used to compare the results and focus on the structure's dynamic properties and behavior. …”
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414
A fuzzy finite element algorithm based on response surface method for free vibration analysis of structure
Published 2015-02-01“… This paper introduces an improved response surface-based fuzzy finite element analysis of structural dynamics. The free vibration of structure is established using superposition method, so that fuzzy displacement responses can be presented as functions of fuzzy mode shapes and fuzzy natural frequencies. …”
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415
Analysis of approaches to identification of trend in the structure of the time series
Published 2024-05-01Get full text
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416
Dynamics-Guided Support Vector Machines for Response Analysis of Steel Frame Under Sine Wave Excitation
Published 2025-04-01“…Classical explicit and implicit time integration methods, such as the central difference method and Newmark method, are widely used for dynamic response analysis of systems. …”
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417
Experimental Study on the Dynamic Rock-Breaking Performance of Pulsed Abrasive Jet Drilling Method
Published 2020-01-01“…A pulsed abrasive water jet drilling tool is designed, and its dynamic work principle is analyzed. The hydraulic structure is optimized; meanwhile, the rock-breaking experiments of this structure are carried out. …”
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418
A Novel Clustering Method Based on Quasi-Consensus Motions of Dynamical Multiagent Systems
Published 2017-01-01Get full text
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419
MODELING METHOD OF DYNAMIC CHARACTERISTICS OF BOLTED CONNECTION BASED ON CONTACT BOUNDARY AND FRACTAL THEORY
Published 2021-01-01“…Aiming at the problem of dynamic characteristic modeling of bolted connection structure considering the influence of roughness,a new model of bolted connection with rough surface joint surface replaced by spring damping model is established,which considers the influence of various factors such as bolt,gasket and rough joint surface on vibration characteristics. …”
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420
Models and numerical methods of dynamic optimization of the financial portfolio of a non-institutional investor
Published 2020-01-01“…An original numerical method for solving a discrete dynamic problem of large dimension is presented, based on a purposeful search of the basic solutions of the corresponding continuous problem and subsequent local optimization of its quasi-optimal solution.…”
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