Results 1 to 10 of about 1,165,644 (258)

Information-theoretic analysis of multivariate single-cell signaling responses.

open access: yesPLoS Computational Biology, 2019
Mathematical methods of information theory appear to provide a useful language to describe how stimuli are encoded in activities of signaling effectors.
Tomasz Jetka   +4 more
doaj   +2 more sources

Why Computational Photochemistry Is Challenging and Will Probably Remain So: A Quantum Chemist's Perspective [PDF]

open access: yesAdvanced Science
Compared to ground‐state chemistry, the theoretical description of molecular photochemistry, that is, chemical processes in electronically excited states or electronic spectra, is fundamentally more complex.
Andreas Dreuw
doaj   +2 more sources

Sustainable Research Software Hand-Over

open access: yesJournal of Open Research Software, 2021
Scientific software projects evolve rapidly in their initial development phase, yet at the end of a funding period, the completion of a research project, thesis, or publication, further engagement in the project may slow down or cease completely.
J. Fehr, C. Himpe, S. Rave, J. Saak
doaj   +1 more source

Convolutional Neural Networks for Very Low-Dimensional LPV Approximations of Incompressible Navier-Stokes Equations

open access: yesFrontiers in Applied Mathematics and Statistics, 2022
The control of general nonlinear systems is a challenging task in particular for large-scale models as they occur in the semi-discretization of partial differential equations (PDEs) of, say, fluid flow.
Jan Heiland   +4 more
doaj   +1 more source

Model order reduction for gas and energy networks

open access: yesJournal of Mathematics in Industry, 2021
To counter the volatile nature of renewable energy sources, gas networks take a vital role. But, to ensure fulfillment of contracts under these circumstances, a vast number of possible scenarios, incorporating uncertain supply and demand, has to be ...
Christian Himpe   +2 more
doaj   +1 more source

An artificial neural network for surrogate modeling of stress fields in viscoplastic polycrystalline materials

open access: yesnpj Computational Materials, 2023
The purpose of this work is the development of a trained artificial neural network for surrogate modeling of the mechanical response of elasto-viscoplastic grain microstructures.
Mohammad S. Khorrami   +6 more
doaj   +1 more source

New Methods for Dynamic Analysis of Structural Systems under Earthquake Loads [PDF]

open access: yesJournal of Rehabilitation in Civil Engineering, 2022
Two numerical methods are proposed for dynamic analysis of single-degree-of-freedom systems. Basics of dynamics and elementary tools from numerical calculus are employed to formulate the methods.
Mehdi Babaei   +3 more
doaj   +1 more source

Theory and Method of Time-varying Computational Experiments for the Fully Mechanized Mining Process in an Artificial System Environment [PDF]

open access: yesIEEE Access, 2019
As mining depth gradually increases, the complex and changeable behavior state of mine production systems leads to the increasingly prominent problem of “planning is difficult to control”. The safety production situation and the difficulty of emergency management are gradually upgraded.
Zhidong Feng   +3 more
openaire   +2 more sources

Linear-time generalized Hartree-Fock algorithm for quasi-one-dimensional systems

open access: yesPhysical Review Research, 2022
In many approximate approaches to fermionic quantum many-body systems, such as Hartree-Fock and density functional theory, solving a system of noninteracting fermions coupled to some effective potential is the computational bottleneck.
Alex Meiburg, Bela Bauer
doaj   +1 more source

A Century-Long Challenge in Teletraffic Theory: Blocking Probability Evaluation for Overflow Loss Systems With Mutual Overflow

open access: yesIEEE Access, 2023
In this review, we describe historical and recent developments towards tackling a century-long challenge in teletraffic theory, namely the evaluation of blocking probability in overflow systems with mutual overflow. Such systems have many applications in
Eric W. M. Wong, Yin-Chi Chan
doaj   +1 more source

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