Results 131 to 140 of about 2,227,858 (357)

Accurate and Efficient End‐Effector Tracking for Quadrupedal Mobile Manipulators through Coordinated Motion and Decoupled Control

open access: yesAdvanced Intelligent Systems, EarlyView.
This article proposes a method that combines coordinated trajectory generation with decoupled tracking control to improve end‐effector tracking accuracy for quadrupedal mobile manipulators. By leveraging whole‐body motion and modeling subsystems independently with interaction forces, the method achieves significant reductions in tracking error and ...
Kun Xu   +4 more
wiley   +1 more source

AI in Neurology: Everything, Everywhere, All at Once Part 1: Principles and Practice

open access: yesAnnals of Neurology, EarlyView.
Artificial intelligence (AI) is rapidly transforming healthcare, yet it often remains opaque to clinicians, scientists, and patients alike. This review, part 1 of a 3‐part series, provides neurologists and neuroscientists with a foundational understanding of AI's key concepts, terminology, and applications.
Matthew Rizzo, Jeffrey D. Dawson
wiley   +1 more source

REPRESENTATION OF LOCAL CURRENT ALGEBRA AT INFINITE MOMENTUM

open access: yes, 1966
It has been proposed (1,2) that the charge operators Fi and Fi5 of the vector and axial-vector current octets may obey the algebra of SU(3)×SU(3) exactly, to all orders in the strong interactions, under equal-time commutation.
R. Dashen, M. Gell-Mann
semanticscholar   +1 more source

From Triplet to Twist: The Photochemical E/Z‐Isomerization Pathway of the Near‐Infrared Photoswitch peri‐Anthracenethioindigo

open access: yesAngewandte Chemie International Edition, Accepted Article.
In recent years, significant progress has been made in the effort to shift the absorption of photoresponsive molecules into the long‐wavelength region of the electromagnetic spectrum. A breakthrough in this field was the recent development of π‐extended indigoid photoswitches, i.e., peri‐anthracenethioindigo (PAT), exhibiting all‐red to near‐infrared ...
Martina Hartinger   +6 more
wiley   +1 more source

Linear Matrix Inequality‐based design of distributed proportional‐integral‐derivative for the output consensus tracking in heterogeneous high‐order multi‐agent systems

open access: yesAsian Journal of Control, EarlyView.
Abstract This article addresses the cooperative output consensus tracking problem for high‐order heterogeneous multi‐agent systems via a distributed proportional‐integral‐derivative (PID)‐like control strategy and proposes two novel control methodologies for the tuning of the control gains, which do not require any assumption and/or limitation on agent
Dario Giuseppe Lui   +2 more
wiley   +1 more source

Full‐order observer design for quadratic port‐controlled Hamiltonian systems

open access: yesAsian Journal of Control, EarlyView.
Abstract The full‐order observer design problem for a particular class of port‐controlled Hamiltonian systems is approached in this paper. The proposed full‐order observer scheme belongs to the structure preserving class of dynamic estimators as it preserves the natural stability properties of the approached class of systems that are useful for the ...
Michael Rojas   +2 more
wiley   +1 more source

The PBW Filtration, Demazure Modules and Toroidal Current Algebras

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2008
Let L be the basic (level one vacuum) representation of the affine Kac-Moody Lie algebra ^g. The m-th space F_m of the PBW filtration on L is a linear span of vectors of the form x_1dots x_lv_0, where l ≤ m, x_i in ^g and v_0 is a highest weight vector ...
Evgeny Feigin
doaj   +1 more source

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