Results 21 to 30 of about 874,501 (291)

Affine transformations accelerate the training of physics-informed neural networks of a one-dimensional consolidation problem

open access: yesScientific Reports, 2023
Physics-informed neural networks (PINNs) leverage data and knowledge about a problem. They provide a nonnumerical pathway to solving partial differential equations by expressing the field solution as an artificial neural network.
Luis Mandl   +3 more
doaj   +1 more source

Development and evaluation of PCR primers for environmental DNA (eDNA) metabarcoding of Amphibia [PDF]

open access: yesMetabarcoding and Metagenomics, 2022
Biodiversity monitoring is important for the conservation of natural ecosystems in general, but particularly for amphibians, whose populations are pronouncedly declining. However, amphibians’ ecological traits (e.g.
Masayuki K. Sakata   +12 more
doaj   +3 more sources

A Novel Treatment of Fuzzy Fractional Swift–Hohenberg Equation for a Hybrid Transform within the Fractional Derivative Operator

open access: yesFractal and Fractional, 2021
This article investigates the semi-analytical method coupled with a new hybrid fuzzy integral transform and the Adomian decomposition method via the notion of fuzziness known as the Elzaki Adomian decomposition method (briefly, EADM).
Saima Rashid   +2 more
doaj   +1 more source

Compactly Generated Domain Theory [PDF]

open access: yes, 2006
We propose compactly generated monotone convergence spaces as a well-behaved topological generalisation of directed-complete partial orders (dcpos). The category of such spaces enjoys the usual properties of categories of 'predomains' in denotational ...
Battenfeld, Ingo   +2 more
core   +1 more source

Essential renormalisation group

open access: yesSciPost Physics, 2022
We propose a novel scheme for the exact renormalisation group motivated by the desire of reducing the complexity of practical computations. The key idea is to specify renormalisation conditions for all inessential couplings, leaving us with the task ...
Alessio Baldazzi, Riccardo Ben Alì Zinati, Kevin Falls
doaj   +1 more source

From celestial correlators to AdS, and back

open access: yesJournal of High Energy Physics, 2023
We present a general relation between celestial correlation functions in d-dimensions and Witten diagrams in (d + 1)-dimensional Euclidean anti-de Sitter (EAdS) space, to all orders in perturbation theory.
Lorenzo Iacobacci   +2 more
doaj   +1 more source

Partial-order reduction for general state exploring algorithms [PDF]

open access: yesInternational Journal on Software Tools for Technology Transfer, 2006
An important component of partial-order based reduction algorithms is the condition that prevents action ignoring, commonly known as the cycle proviso. In this paper we give a new version of this proviso that is applicable to a general search algorithm skeleton also known as the General State Expanding Algorithm (GSEA).
Bosnacki, Dragan   +2 more
openaire   +8 more sources

Partially Ordered Generalized Patterns and k -ary Words

open access: yesAnnals of Combinatorics, 2003
Recently, Kitaev [Ki2] introduced partially ordered generalized patterns (POGPs) in the symmetric group, which further generalize the generalized permutation patterns introduced by Babson and Steingr msson [BS]. A POGP p is a GP some of whose letters are incomparable.
Kitaev, Sergey, Mansour, Toufik
openaire   +4 more sources

Role of disordered bipolar complexions on the sulfur embrittlement of nickel general grain boundaries [PDF]

open access: yes, 2018
Minor impurities can cause catastrophic fracture of normally ductile metals. Here, a classic example is represented by the sulfur embrittlement of nickel, whose atomic-level mechanism has puzzled researchers for nearly a century.
Hu, Tao   +4 more
core   +3 more sources

Compact generation in partially ordered sets [PDF]

open access: yesJournal of the Australian Mathematical Society. Series A. Pure Mathematics and Statistics, 1987
AbstractSeveral “classical” results on algebraic complete lattices extend to algebraic posets and, more generally, to so called compactly generated posets; but, of course, there may arise difficulties in the absence of certain joins or meets. For example, the property of weak atomicity turns out to be valid in all Dedekind complete compactly generated ...
openaire   +2 more sources

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