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- Chinese Academy of SciencesCN98 papers
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1,268 papers
Parallel Multi-Fidelity Expected Improvement Method for Efficient Global Optimization
Zhendong Guo, Qineng Wang, Liming Song +1
Multi-Fidelity optimization (MFO) has received extensive attentions in engineering design, which resorts to augmenting the small number of expensive high-fidelity (HF) samples by a…
A Dynamic Aggregation Strategy Enhanced Efficient Global Optimization Algorithm for Solving High-Dimensional Turbomachinery Design Problems
Qineng Wang, Zhendong Guo, Yun Chen +3
In order to solve the high-dimensional () expensive black-box problems within budget, an efficient global optimization (EGO) algorithm with a dynamic aggregation strateg…
A panoramic aerodynamic performance prediction method for turbomachinery cascades using transformer-enhanced neural operator
Qineng Wang, Zhendong Guo, Liming Song +1
To enable flexible and rapid aerodynamic performance evaluation in turbomachinery design, this paper proposes a panoramic performance prediction framework. Unlike most previous pre…
A Novel Multi-fidelity Surrogate for Efficient Turbine Design Optimization
Qineng Wang, Liming Song, Zhendong Guo +2
To solve the turbine design optimization problems efficiently, surrogate-based optimization (SBO) algorithms are frequently used. To further reduce the cost of turbine design, the…
A Novel Multi-fidelity Surrogate for Turbomachinery Design Optimization
Qineng Wang, Liming Song, Zhendong Guo +2
Turbomachinery design optimization involves expensive black-box problems. Sample-efficient multi-fidelity optimization (MFO) offers an efficient solution. By utilizing multi-fideli…
Stable vortex soliton arrays in disclination-fractal systems
Shuang Shen, Milivoj R. Belić, Ce Shang +2
Vortex light fields carry orbital angular momentum and have attracted significant attention because of their wide applications in light field manipulations, optical communications,…