Results 41 to 50 of about 114,337,738 (295)

Quadrature-Inspired Generalized Choquet Integral in an Application to Classification Problems

open access: yesIEEE Access, 2023
Correct classification remains a challenge for researchers and practitioners developing algorithms. Even a minor enhancement in classification quality, for instance, can significantly boost the effectiveness of detecting conditions or anomalies in safety
Pawel Karczmarek   +8 more
doaj   +1 more source

Sur les quadratures mécaniques

open access: yes, 1901
Seares Frederick Hanley. Sur les quadratures mécaniques. In: Bulletin astronomique, tome 18, 1901. pp.
Seares, Frederick Hanley
core   +1 more source

A High‐Resolution Self‐Powered Angular Displacement Sensor Based on Triboelectric Nanogenerator With Time‐Grating

open access: yesAdvanced Science, EarlyView.
A self‐powered phase‐encoding sensing paradigm enables direct motion‐to‐time information conversion, providing a compact and autonomous strategy for high resolution angular displacement measurement. ABSTRACT In modern manufacturing and engineering, angular displacement sensors are crucial for motion control and feedback systems in Electromechanical ...
Shuxian Wang   +3 more
wiley   +1 more source

On a Three-Dimensional Heat Wave Generated by Boundary Condition Specified on a Time-Dependent Manifold

open access: yesИзвестия Иркутского государственного университета: Серия "Математика", 2018
The article is devoted to study the nonlinear heat equation (the porous medium equation) in the case of power nonlinearity. Three–dimensional problem of the initiation of a heat wave by boundary condition specified on a time–dependent manifold is ...
A. Kazakov, P. Kuznetsov, L.F. Spevak
doaj   +1 more source

Space‐Time Metasurface Antenna Enabled High‐Dimensional Electromagnetic Modulation for Intrinsic Physical Layer Security

open access: yesAdvanced Science, EarlyView.
The concept of high‐dimensional EM modulation using the STMA for physical layer secure communication is illustrated in figure. The STMA consists of a series of programmable unit cells, with 1‐bit reconfigurable phase states (0/π). The STMA is excited by a monochromatic continuous wave (CW) at frequency fc and controlled by a field‐programmable gate ...
Xinyu Fang   +6 more
wiley   +1 more source

Stressed State of a Hollow Cylinder with a System of Cracks under Longitudinal Shear Harmonic Oscillations [PDF]

open access: yesJournal of Mechanical Engineering, 2019
This paper solves the problem of determining the stress state near cracks in an infinite hollow cylinder of arbitrary cross section during longitudinal shear oscillations. We propose an approach that allows us to separately satisfy conditions both on the
Olga I. Kyrylova, Vsevolod H. Popov
doaj   +1 more source

Sur les quadratures mécaniques

open access: yes, 1899
Poincaré Henri. Sur les quadratures mécaniques. In: Bulletin astronomique, tome 16, 1899. pp.
Poincaré, Henri
core   +1 more source

Endothelial miR‐15a/16‐1 Regulation of SYNE1 Mediates Structural and Functional Recovery after Traumatic Brain Injury

open access: yesAdvanced Science, EarlyView.
Endothelial miR‐15a/16‐1 deletion promotes long‐term recovery after traumatic brain injury by restoring SYNE1 expression. Enhanced endothelial SYNE1 preserves vascular integrity, protects white and gray matter, and improves neurological function. The endothelial miR‐15a/16‐1–SYNE1 axis emerges as a key regulator of neurovascular repair and a potential ...
Shun Li   +17 more
wiley   +1 more source

Transparent Topological Meta‐Diplexer via Tightly Confined Valley Surface States

open access: yesAdvanced Science, EarlyView.
An optically transparent topological metasurface supporting tightly confined valley surface states enables robust and flexible wave routing in an ultrathin platform. A compact transparent meta‐diplexer with spatially and spectrally separated channels is realized, while communication experiments verify high‐fidelity signal transmission, opening new ...
Sijie Li   +5 more
wiley   +1 more source

THREE-DIMENSIONAL CONTACT PROBLEM FOR A TRANSVERSELY ISOTROPIC SOLID

open access: yesAdvanced Engineering Research, 2013
The spatial contact problem with an unknown contact domain is investigated for a transversely isotropic elastic half-space the boundary of which is perpendicular to the planes of isotropy.
Dmitry Alexandrovich Pozharskiy   +1 more
doaj   +1 more source

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