Results 21 to 30 of about 186,324 (294)

Effective design space exploration of gradient nanostructured materials using active learning based surrogate models

open access: yesMaterials & Design, 2019
Inspired by gradient structures in the nature, Gradient Nanostructured (GNS) metals have emerged as a new class of materials with tunable microstructures.
Xin Chen, Haofei Zhou, Yumeng Li
doaj   +1 more source

Computational fluid dynamics analysis and extended adaptive hybrid functions model-based design optimization of an explosion-proof safety valve

open access: yesEngineering Applications of Computational Fluid Mechanics, 2022
Extremely complex flow channels and multi-parameter, highly nonlinear thermal fluid–structure interactions are the main factors restricting the exploration mechanism and optimal design of explosion-proof valves.
Chaoyong Zong   +6 more
doaj   +1 more source

A Data Compression Strategy for the Efficient Uncertainty Quantification of Time-Domain Circuit Responses

open access: yesIEEE Access, 2020
This paper presents an innovative modeling strategy for the construction of efficient and compact surrogate models for the uncertainty quantification of time-domain responses of digital links. The proposed approach relies on a two-step methodology. First,
Paolo Manfredi, Riccardo Trinchero
doaj   +1 more source

Active learning to understand infectious disease models and improve policy making. [PDF]

open access: yesPLoS Computational Biology, 2014
Modeling plays a major role in policy making, especially for infectious disease interventions but such models can be complex and computationally intensive. A more systematic exploration is needed to gain a thorough systems understanding.
Lander Willem   +5 more
doaj   +1 more source

Influence of diesel surrogates on the behavior of simplified spray models [PDF]

open access: yes, 2012
Numerous experimental investigations make use of diesel surrogates to make the computational time reasonable. In the few studies where measured (surrogate and real diesel) and computed (surrogate only) results have been compared, the selection ...
F Battin-Leclerc   +6 more
core   +2 more sources

Multifidelity Surrogate Models for Efficient Uncertainty Propagation Analysis in Salars Systems

open access: yesFrontiers in Water, 2022
Salars are complex hydrogeological systems where the high-density contrasts require advanced numerical models to simulate groundwater flow and brine transport.
Vasileios Christelis, Andrew G. Hughes
doaj   +1 more source

Optimal Design of Droplet Ejection for PZT Printhead Based on Surrogate Model

open access: yesApplied Sciences, 2022
Droplet ejection technology is widely used in green and intelligent manufacturing. A stable jetting can be defined as no obvious satellite droplets during the whole ejection process, which is of great importance to ensure the quality and efficiency of ...
Ting Lei, Hong Liu, Cong Ma, Jiang Han
doaj   +1 more source

ML-Surrogate Model

open access: yes
This repository contains attachments related to the publication:**[Machine Learning Surrogate Optimization Framework for an Additively Manufactured, Linearly Polarized Metal Coaxial-to-Circular Waveguide Transition for Space Applications] ****Published in: ** [Engineering Applications of AI], [Volume xxx], [Issue yyy], [Year 2025], [Page Numbers zzz or
HASAN, MUHAMMAD FAHAD   +2 more
  +4 more sources

A New Cokriging Method for Variable-Fidelity Surrogate Modeling of Aerodynamic Data [PDF]

open access: yes, 2010
Cokriging is a statistical interpolation method for the enhanced prediction of a less intensively sampled primary variable of interest with assistance of intensively sampled auxiliary variables. In the geostatistics community it is referred to as two- or
Görtz, Stefan   +2 more
core   +1 more source

Harmonic balance surrogate-based immunity modeling of a nonlinear analog circuit [PDF]

open access: yes, 2013
A novel harmonic balance surrogate-based technique to create fast and accurate behavioral models predicting, in the early design stage, the performance of nonlinear analog devices during immunity tests is presented.
Couckuyt, Ivo   +6 more
core   +2 more sources

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