Results 121 to 130 of about 476,467 (270)

Edge of Chaos Theory Unveils the First and Simplest Ever Reported Hodgkin–Huxley Neuristor

open access: yesAdvanced Electronic Materials, Volume 11, Issue 8, June 2025.
This manuscript presents the first and simplest ever‐reported electrical cell, which leverages one memristor on Edge of Chaos to reproduce the three‐bifurcation cascade, marking the entire life cycle from birth to extinction via All‐to‐None effect of an electrical spike, also referred to as Action Potential, across axon membranes under monotonic ...
Alon Ascoli   +12 more
wiley   +1 more source

An integrated scheduling and control scheme with two economic layers for demand side management of chemical processes

open access: yesAIChE Journal, Volume 71, Issue 6, June 2025.
Abstract Integrated dynamic scheduling (IDS) and economic nonlinear model predictive control (eNMPC) enable economic operation of chemical plants subject to volatile energy prices. Herein, we combine the two concepts into an integrated two‐layer scheme. Therein, IDS performs “long‐horizon” scheduling on a day‐ahead (DA) market and eNMPC “short‐horizon”
Jan C. Schulze   +3 more
wiley   +1 more source

A Review of Modeling and Control Techniques for Unmanned Aerial Vehicles

open access: yesEngineering Reports, Volume 7, Issue 6, June 2025.
By systematically classifying UAV modeling techniques and comparing control methods, this paper addresses a notable gap in the current literature. Furthermore, it highlights emerging trends and challenges in UAV control systems, providing valuable insights to guide future research toward enhancing the stability, efficiency, and adaptability of ...
Elisabeth Andarge Gedefaw   +2 more
wiley   +1 more source

Linearization routines for the parameter space concept to determine crystal structures without Fourier inversion

open access: yesJournal of Applied Crystallography, Volume 58, Issue 3, Page 768-788, June 2025.
Novel linearization routines within the parameter space concept (PSC) provide an alternative approach to determine one‐dimensionally projected crystal structures from a few diffraction intensities of standard Bragg reflections, represented by piecewise analytic hyper‐surfaces, without the use of Fourier inversion.
Muthu Vallinayagam   +3 more
wiley   +1 more source

Multi‐response phylogenetic mixed models: concepts and application

open access: yesBiological Reviews, Volume 100, Issue 3, Page 1294-1316, June 2025.
ABSTRACT The scale and resolution of trait databases and molecular phylogenies is increasing rapidly. These resources permit many open questions in comparative biology to be addressed with the right statistical tools. Multi‐response (MR) phylogenetic mixed models (PMMs) offer great potential for multivariate analyses of trait evolution.
Ben Halliwell   +2 more
wiley   +1 more source

ALGEBRAIC TOPOLOGY AND PHYSICS (Women in Mathematics)

open access: yesALGEBRAIC TOPOLOGY AND PHYSICS (Women in Mathematics)
Recently, there has been a growing interest in the relations between algebraic topology and physics. Algebraic topology is used to classify physical systems, and it can be a very powerful tool to analyze physical problems in purely mathematical ways. In this talk, I explain this idea and some of my related works.
openaire  

Graph neural networks for the localization of faults in a partially observed regional transmission system

open access: yesScandinavian Journal of Statistics, Volume 52, Issue 2, Page 572-594, June 2025.
Abstract Localization of faults in a large power system is one of the most important and difficult tasks of power systems monitoring. A fault, typically a shorted line, can be seen almost instantaneously by all measurement devices throughout the system, but determining its location in a geographically vast and topologically complex system is difficult.
Mantautas Rimkus   +4 more
wiley   +1 more source

Conditional Aalen–Johansen estimation

open access: yesScandinavian Journal of Statistics, Volume 52, Issue 2, Page 873-902, June 2025.
Abstract The conditional Aalen–Johansen estimator, a general‐purpose nonparametric estimator of conditional state occupation probabilities, is introduced. The estimator is applicable for any finite‐state jump process and supports conditioning on external as well as internal covariate information.
Martin Bladt, Christian Furrer
wiley   +1 more source

Road traffic estimation and algorithmic routing in a spatially dependent network

open access: yesScandinavian Journal of Statistics, Volume 52, Issue 2, Page 1058-1091, June 2025.
ABSTRACT This work concerns a procedure to estimate the joint distribution of the per‐edge travel times in a road traffic network with spatial dependence. The constructed estimator, based on the realized travel times of a collection of independently operating probe vehicles traversing the network, is shown to be consistent and rate‐optimal.
Rens Kamphuis   +2 more
wiley   +1 more source

Cyclic branched covers of Seifert links and properties related to the ADE$ADE$ link conjecture

open access: yesJournal of the London Mathematical Society, Volume 111, Issue 6, June 2025.
Abstract In this article, we show that all cyclic branched covers of a Seifert link have left‐orderable fundamental groups, and therefore admit co‐oriented taut foliations and are not L$L$‐spaces, if and only if it is not an ADE$ADE$ link up to orientation. This leads to a proof of the ADE$ADE$ link conjecture for Seifert links. When L$L$ is an ADE$ADE$
Steven Boyer   +2 more
wiley   +1 more source

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