Results 111 to 120 of about 53,557 (225)

Systematic Parameter Selection for Short Fiber Polymer Composite Direct Fiber Simulation

open access: yesPolymer Composites, Volume 47, Issue 7, Page 6319-6340, 10 April 2026.
Interactions of individually simulated fibers are systematically calibrated such that their orientation history agrees with the results from analytical orientation models. ABSTRACT The orientation of fibers in short discontinuous fiber reinforced polymer composites is a critical factor in determining final mechanical and thermal properties.
Jason B. Pierce, Douglas E. Smith
wiley   +1 more source

Reliability polynomial chaos metamodel for the dynamic behaviour of reinforced concrete bridges

open access: yesAdvances in Bridge Engineering
The approximation of complex engineering problems and mathematical regressions serves as the authentic inspiration behind the artificial intelligence metamodeling methods.
Hicham Lamouri   +2 more
doaj   +1 more source

A Novel Hybrid Recruit Simulated Annealing and Rat Swarm Optimization Algorithm for Permutation Flow Shop Scheduling

open access: yesEngineering Reports, Volume 8, Issue 4, April 2026.
Rat swarm position update mechanism in HRSA‐RSO, illustrating the collective exploration behavior around the prey target (A*, B*). ABSTRACT The permutation flow shop scheduling problem (PFSSP) is a classical NP‐hard problem that aims to determine an optimal job sequence across machines to minimize makespan.
Mourad Mzili   +5 more
wiley   +1 more source

Interval Uncertainty Analysis for Wheel–Rail Contact Load Identification Based on First-Order Polynomial Chaos Expansion

open access: yesMathematics
Traditional methods for identifying wheel–rail contact loads are based on deterministic models, in which the uncertainties such as material inhomogeneity and geometric tolerance are not considered. For wheel–rail contact load analysis with uncertainties,
Shengwen Yin, Haotian Xiao, Lei Cao
doaj   +1 more source

A Matsuoka‐Based GARMA Model for Environmental and Energy Systems: Theory, Estimation, and Applications

open access: yesEnvironmetrics, Volume 37, Issue 3, April 2026.
ABSTRACT We propose a new time series model for continuous data supported on the open unit interval (0,1)$$ \left(0,1\right) $$, motivated by applications in environmental and energy systems. The Matsuoka autoregressive moving average (MARMA) model combines the Matsuoka distribution‐a uniparametric member of the canonical exponential family‐as the ...
Guilherme Pumi   +3 more
wiley   +1 more source

Critères de raffinement pour le chaos polynomial multi-éléments. Application au pompage énergétique acoustique

open access: yes, 2015
National audienceCet article propose différentes solutions pour créer une partition adaptative de l'espace stochastique dans le cadre du chaos polynomial multi-éléments.
Chouvion, Benjamin, Sarrouy, Emmanuelle
core   +1 more source

Bayesian Adaptive Polynomial Chaos Expansions

open access: yes
Polynomial chaos expansions (PCE) are widely used for uncertainty quantification (UQ) tasks, particularly in the applied mathematics community. However, PCE has received comparatively less attention in the statistics literature, and fully Bayesian formulations remain rare, especially with implementations in R.
Rumsey, Kellin N.   +4 more
openaire   +2 more sources

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