Results 81 to 90 of about 1,554,505 (255)

Common fixed points for some generalized multivalued nonexpansive mappings in uniformly convex metric spaces

open access: yesFixed Point Theory and Applications, 2011
Abkar and Eslamian (Nonlinear Anal. TMA, 74, 1835-1840, 2011) prove that if K is a nonempty bounded closed convex subset of a complete CAT(0) space X, t : K → K is a single-valued quasi-nonexpansive mapping and T : K → KC(K) is a multivalued ...
Laowang Worawut, Panyanak Bancha
doaj  

Coober Pedy [cartographic material] /

open access: yes, 1948
Topographic map of Coober Pedy, South Australia.; On verso: Mis.13083.; Also available in an electronic version via the internet at: http://nla.gov.au/nla.map ...
Australia. National Mapping Section.
core  

Engagement Patterns With an Artificial Intelligence Health Coach for Systemic Sclerosis Self‐Management: A Mixed Methods Study

open access: yesArthritis Care &Research, EarlyView.
Objective To evaluate utility of an artificial intelligence (AI) health coach for systemic sclerosis (SSc) self‐management and identify patterns associated with participant engagement. Methods We conducted a mixed methods study in which an AI health coach, powered by a large language model (LLM), was used to support self‐management for SSc.
Nirali Shah   +4 more
wiley   +1 more source

Defocus-induced energy redistribution and surface morphology control in multimode laser cleaning of rusted carbon steel

open access: yesResults in Surfaces and Interfaces
Defocus is generally regarded as an alignment error in laser cleaning, but it can also regulate the spatial energy input of multimode pulsed lasers. In this study, a defocus-corrected multimode beam model was established by representing a flat-top laser ...
Dong Zhang   +3 more
doaj   +1 more source

Singapore 1:25,000 road map [cartographic material] /

open access: yes, 2010
Planimetric map of Singapore showing selected buildings, points of interest, and schools.; Some sheets include insets.; Includes list of schools.
Singapore. Ministry of Defence. Mapping Unit.
core  

A Q‐Learning Algorithm to Solve the Two‐Player Zero‐Sum Game Problem for Nonlinear Systems

open access: yesInternational Journal of Adaptive Control and Signal Processing, Volume 39, Issue 3, Page 566-581, March 2025.
A Q‐learning algorithm to solve the two‐player zero‐sum game problem for nonlinear systems. ABSTRACT This paper deals with the two‐player zero‐sum game problem, which is a bounded L2$$ {L}_2 $$‐gain robust control problem. Finding an analytical solution to the complex Hamilton‐Jacobi‐Issacs (HJI) equation is a challenging task.
Afreen Islam   +2 more
wiley   +1 more source

Asymptotic stability of switching systems

open access: yesElectronic Journal of Differential Equations, 2010
In this article, we study the uniform asymptotic stability of the switched system $u'=f_{ u(t)}(u)$, $uin mathbb{R}^n$, where $ u:mathbb{R}_{+}o {1,2,dots,m}$ is an arbitrary piecewise constant function. We find criteria for the asymptotic stability
Driss Boularas, David Cheban
doaj  

Microplastics and nanoplastics in soil–plant systems: mechanistic evidence, agronomic relevance, and limits of inference

open access: yesJournal of Agriculture and Food Research
Microplastics and nanoplastics (MPs/NPs) are increasingly reported in agricultural soils, yet their significance for crop production, soil function, contaminant transfer, and food safety remains difficult to evaluate.
Anthony Apolinario Cortez-Lázaro   +11 more
doaj   +1 more source

Map of Norfolk Island [cartographic material] : Drawn and reproduced by the National Mapping Office, Dept. of the Interior.

open access: yes, 1956
Relief shown by spot heights and contours. Contour at 100 ft.; "NMO/56/50"; Also available online http://nla.gov.au/nla.map-vn1758341.
Australia. National Mapping Office.
core  

dynoGP: Deep Gaussian Processes for Dynamic System Identification

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
This work introduces a novel class of deep models for system identification, dynamical deep Gaussian processes, which combine the strengths of data‐driven methods, such as those based on neural network architectures, with the ability to output a probability distribution for uncertainty representation.
Alessio Benavoli   +3 more
wiley   +1 more source

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