Results 131 to 140 of about 2,370,896 (311)

Bifurcation Curves in Discontinuous Maps [PDF]

open access: yes
Several discrete-time dynamic models are ultimately expressed in the form of iterated piecewise linear functions, in one or two-dimensional spaces. In this paper we study a one-dimensional map made up of three linear pieces which are separated by two ...
Gian Italo Bischi   +2 more
core  

Design, Control, and Clinical Applications of Magnetic Actuation Systems: Challenges and Opportunities

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 3, March 2025.
This review aims to provide a broad understanding for interdisciplinary researchers in engineering and clinical applications. It addresses the development and control of magnetic actuation systems (MASs) in clinical surgeries and their revolutionary effects in multiple clinical applications.
Yingxin Huo   +3 more
wiley   +1 more source

Some Applications of Bifurcation Formulae to the Period Maps of Delay Differential Equations [PDF]

open access: yes, 2005
Our purpose is to present some applications of the bifurcation formulae derived in [13] for periodic delay differential equations. We prove that a sequence of Neimark-Sacker bifurcations occurs as the parameter increases.
Röst, Gergely
core   +1 more source

Existence of Bifurcation in Macroeconomic Dynamics: Grandmont was Right [PDF]

open access: yes
Grandmont (1985) found that the parameter space of the most classical dynamic general-equilibrium macroeconomic models are stratified into an infinite number of subsets supporting an infinite number of different kinds of dynamics, from monotonic ...
Yijun He, William Barnett
core  

Biomimetic 3D Tactile Sensor System With Neuromorphic Encoding for Fascicle‐Level Feedback

open access: yesAdvanced Intelligent Systems, EarlyView.
A 3D biomimetic tactile sensor system converts skin‐like mechanical interactions into neural stimulation‐ready spike patterns. Embedded slow‐ and fast‐adapting sensors distinguish sustained pressure from transient touch, while neuromorphic encoding preserves their temporal signatures.
Minseok Kim   +4 more
wiley   +1 more source

Chaotic and Hopf Bifurcation Analysis of the Stretch-Twist-Fold Flow System in a Fractional Order

open access: yesZanco Journal of Pure and Applied Sciences
This study investigates a modified fractional Stretch-Twist-Fold (STF) model with a Caputo fractional-order derivative. The local stability and Hopf bifurcation of equilibrium points are analyzed by using an Adams-type predictor-corrector method ...
Sardar Rashid Fattah   +2 more
doaj   +1 more source

Thermally Drawn Bioelectric Catheters: Enabling Proprioceptive Endovascular Navigation

open access: yesAdvanced Intelligent Systems, EarlyView.
This work introduces a novel bioelectric navigation system eliminates the need for harmful fluoroscopy during endovascular surgeries. A bespoke 16‐electrode catheter is fabricated using rapid thermal drawing and laser micro‐machining. Paired with a real‐time tracking algorithm fusing vascular geometry detection and distance estimation, this technology ...
Alex Ranne   +8 more
wiley   +1 more source

Bifurcation Analysis in a Treated SIR Model: Allee Effect and Fold Bifurcation

open access: yesInternational Journal of Computational and Applied Mathematics & Computer Science
This paper investigates the dynamics of a treated SIR epidemic model incorporating partial infectivity of treated individuals and demographic inflow. Explicit expressions for the disease-free and endemic equilibria are derived, along with conditions for their existence and local stability in terms of the basic reproduction number R0.
openaire   +1 more source

A Scalable and Resource‐Efficient Pipelined p‐Computer for Probabilistic Ising Machines

open access: yesAdvanced Intelligent Systems, EarlyView.
(a) Block diagram of the portfolio optimization problem: given M assets, the goal is to determine the optimal weights w that maximize the expected return (based on the mean historical assets return u), while minimizing the risk, quantified by the assets covariance matrix S.
Deborah Volpe   +9 more
wiley   +1 more source

Formation of Highly Selective Binding Pockets in UiO‐Type MOFs From Bridged Linkers

open access: yesAngewandte Chemie International Edition, EarlyView.
Much room for design: We present a generalizable strategy for precisely modifying UiO‐type Metal‐organic frameworks with functional groups in a site‐specific manner. Through the use of pre‐connected linkers, pocket‐like pores for molecular recognition are generated.
Tobias Hennig   +7 more
wiley   +1 more source

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