Results 71 to 80 of about 43,571 (311)

Differentiable Cosmological Simulation with the Adjoint Method

open access: yesThe Astrophysical Journal Supplement Series
Rapid advances in deep learning have brought not only a myriad of powerful neural networks, but also breakthroughs that benefit established scientific research.
Yin Li   +7 more
doaj   +1 more source

Unsteady hybrid-nanofluid flow comprising ferrousoxide and CNTs through porous horizontal channel with dilating/squeezing walls

open access: yesScientific Reports, 2021
The key objective of the present research is to examine the hybrid magnetohydrodynamics (MHD) nanofluid (Carbon-nanotubes and ferrous oxide–water) CNT–Fe 3 O 4/H 2 flow into a horizontal parallel channel with thermal radiation through squeezing and ...
Muhammad Bilal   +4 more
doaj   +1 more source

Models of Computer Calculations

open access: yesКібернетика та комп'ютерні технології, 2022
Introduction. The complexity of computational algorithms for solving typical problems of computational, applied, and discrete mathematics is analyzed from the perspective of the theory of computation, depending on the computer architecture and the used ...
Valerii Zadiraka   +2 more
doaj   +1 more source

Karl Popper and the Mechanisms of Hydrogen Embrittlement

open access: yesAdvanced Engineering Materials, EarlyView.
Representation of the beginning of loss of ductility rather than embrittlement. Small concentrations of hydrogen in a diffusible form within iron are well‐established to harm the mechanical integrity of steels. There are theories that attempt to explain the pernicious role of hydrogen.
H. K. D. H. Bhadeshia
wiley   +1 more source

Symbolic Regression and Multi‐Objective Optimization of the Flory–Huggins Interaction Parameter for Hydrogels

open access: yesAdvanced Engineering Materials, EarlyView.
We develop a data‐driven method to derive the mathematical expressions of the Flory–Huggins interaction parameter χ for the swelling behavior of temperature–responsive hydrogels. Starting from initial assumptions of χ, our workflow combines Bayesian optimization, Flory–Rehner theory, and symbolic regression to generate candidate χ expressions.
Yawen Wang   +2 more
wiley   +1 more source

Anatoly Solomonovich Apartsyn. Scientific Heritage

open access: yesИзвестия Иркутского государственного университета: Серия "Математика"
A brief overview of the main directions of scientific activity of A. S. Apartsin in the development of the theory of unstable problems of computational mathematics is given.The theoretical and applied results of research by his colleagues and students ...
S. V. Solodusha
doaj   +1 more source

Abstract intelligence and cognitive robots

open access: yesPaladyn, 2010
intelligence is the human enquiry of both natural and artificial intelligence at the neural, cognitive, functional, and logical levels reductively from the bottom up. According to the abstract intelligence theory, a cognitive robot is an autonomous robot
Wang Yingxu
doaj   +1 more source

An assessment of the mathematical model for estimating of entropy optimized viscous fluid flow towards a rotating cone surface

open access: yesScientific Reports, 2021
Entropy optimization in convective viscous fluids flow due to a rotating cone is explored. Heat expression with heat source/sink and dissipation is considered. Irreversibility with binary chemical reaction is also deliberated. Nonlinear system is reduced
Yong-Min Li   +5 more
doaj   +1 more source

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

open access: yesAdvanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara   +8 more
wiley   +1 more source

Integration of computational thinking activities in Grade 10 mathematics learning

open access: yes, 2023
This study explored integrating computational thinking (CT) activities in mathematics learning in Grade 10 classrooms in South African township, suburban and independent schools.
Ramaila, Sam, Shilenge , Hlulani
core   +1 more source

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