Results 51 to 60 of about 3,373,182 (327)

Information-based physics: an observer-centric foundation [PDF]

open access: yes, 2013
It is generally believed that physical laws, reflecting an inherent order in the universe, are ordained by nature. However, in modern physics the observer plays a central role raising questions about how an observer-centric physics can result in laws ...
K. Knuth
semanticscholar   +1 more source

Observer-invariant time derivatives on moving surfaces [PDF]

open access: yesJournal of Geometry and Physics, 2020
Observer-invariance is regarded as a minimum requirement for an appropriate definition and derived systematically from a spacetime setting, where observer-invariance is a special case of a covariance principle and covered by Ricci-calculus.
I. Nitschke, A. Voigt
semanticscholar   +1 more source

“QUANTUM PHYSICS AND VEDANTA”: A PERSPECTIVE FROM BERNARD D'ESPAGNAT'S SCIENTIFIC REALISM

open access: yesZygon, 2011
.  In the last decades, several rapprochements have been made between quantum physics and the Advaita Vedānta (AV) school of Hinduism. Theoretical issues such as the role of the observer in measurement and physical interconnectedness have been associated
doaj   +2 more sources

Nonlinear Discrete-Time Observers with Physics-Informed Neural Networks [PDF]

open access: yesChaos, Solitons & Fractals
We use Physics-Informed Neural Networks (PINNs) to solve the discrete-time nonlinear observer state estimation problem. Integrated within a single-step exact observer linearization framework, the proposed PINN approach aims at learning a nonlinear state ...
Hector Vargas Alvarez   +4 more
semanticscholar   +1 more source

The Privileged Life of a Theoretical Observer

open access: yesSolar Physics, 2022
This is a summary of my scientific career, biased by my personal view of events and unashamedly concentrating on those aspects of some of the scientific developments to which I have contributed.
D. Gough
semanticscholar   +1 more source

The Yeshiva University Observer ; December 2023

open access: yes, 2023
One of two, independent undergraduate student-run newspapers of Yeshiva University's Stern College for Women, Yeshiva College, and Sy Syms School of BusinessYeshiva University’s Stern College in 1958, The YU Observer is the independent newspaper ...

core  

Bridging the Loneliness Gap: Depression, Connectivity, and Isolation in Pediatric Oncology Patients and Their Peers

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Loneliness is associated with adverse physical and mental health outcomes and remains understudied in children and adolescents undergoing cancer therapy. Pediatric oncology patients may be at increased risk due to medical isolation and disruption of social networks.
Charlotte N. Stahlfeld   +5 more
wiley   +1 more source

CONTROL-ORIENTED MODELLING OF FUEL PROCESSING REACTORS IN FUEL CELL POWER SYSTEMS

open access: yesElectrica, 2005
Fuel cell represents a new area of interest for power system engineers and researchers. This paper presents control-oriented physics-based modelling of fuel processing system (FPS) reactors in fuel cell power systems.
Haluk GORGUN
doaj   +2 more sources

Learning Physics-Guided Face Relighting Under Directional Light [PDF]

open access: yesComputer Vision and Pattern Recognition, 2019
Relighting is an essential step in realistically transferring objects from a captured image into another environment. For example, authentic telepresence in Augmented Reality requires faces to be displayed and relit consistent with the observer's scene ...
Thomas Nestmeyer   +3 more
semanticscholar   +1 more source

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