Fast and accurate Bayesian optimization with pre-trained transformers for constrained engineering problems [0.03%]
基于预训练变压器的快速精确贝叶斯优化在约束工程问题中的应用
Rosen Ting-Ying Yu,Cyril Picard,Faez Ahmed
Rosen Ting-Ying Yu
Bayesian Optimization (BO) is a foundational strategy in engineering design optimization for efficiently handling black-box functions with many constraints and expensive evaluations. This paper introduces a novel constraint-handling framewo...
Topology-inclusive aerodynamic shape optimisation using a cellular automata parameterisation [0.03%]
使用元胞自动机参数化的包含拓扑的气动形状优化
M J Wood,T C S Rendall,C B Allen et al.
M J Wood et al.
A novel geometry parameterisation method constructed from a volume-of-solid driven cellular automata is presented. The method is capable of describing complex geometry of arbitrary topology using a set of volume-of-solid parameters applied ...
Active learning for adaptive surrogate model improvement in high-dimensional problems [0.03%]
高维问题下主动学习适应性代理模型改进方法研究
Yulin Guo,Paromita Nath,Sankaran Mahadevan et al.
Yulin Guo et al.
This paper investigates a novel approach to efficiently construct and improve surrogate models in problems with high-dimensional input and output. In this approach, the principal components and corresponding features of the high-dimensional...
Thermodynamically consistent concurrent material and structure optimization of elastoplastic multiphase hierarchical systems [0.03%]
弹塑性多相层级系统的热力学一致的并发材料和结构优化
Tarun Gangwar,Dominik Schillinger
Tarun Gangwar
The concept of concurrent material and structure optimization aims at alleviating the computational discovery of optimum microstructure configurations in multiphase hierarchical systems, whose macroscale behavior is governed by their micros...
Multi-objective robust optimization using adaptive surrogate models for problems with mixed continuous-categorical parameters [0.03%]
混合连续-分类参数问题的多目标鲁棒优化适应性代理模型
Maliki Moustapha,Alina Galimshina,Guillaume Habert et al.
Maliki Moustapha et al.
Explicitly accounting for uncertainties is paramount to the safety of engineering structures. Optimization which is often carried out at the early stage of the structural design offers an ideal framework for this task. When the uncertaintie...
Analysis of heat transmission in convective, radiative and moving rod with thermal conductivity using meta-heuristic-driven soft computing technique [0.03%]
基于元启发式软计算技术的对流、辐射和移动导热杆的传热分析
Naveed Ahmad Khan,Muhammad Sulaiman,Fahad Sameer Alshammari
Naveed Ahmad Khan
Abstract: The present study analyzes the thermal attribute of conductive, convective, and radiative moving fin with thermal conductivity and constant velocity. The basic Darcy's model is utilized to formulate the governin...
Stress-based topology optimization of continuum structures for the elastic contact problems with friction [0.03%]
弹性接触摩擦问题下基于应力的连续体结构拓扑优化
Yongsheng Han,Bin Xu,Zunyi Duan et al.
Yongsheng Han et al.
Structural problems have various nonlinearities in the real world and these nonlinearities should be accommodated in structural topology optimization. This work proposes a topology optimization method for minimizing the maximum von Mises st...
Peter Gangl,Kevin Sturm,Michael Neunteufel et al.
Peter Gangl et al.
In this paper, we present a framework for automated shape differentiation in the finite element software NGSolve. Our approach combines the mathematical Lagrangian approach for differentiating PDE-constrained shape functions with the automa...
Concurrent material and structure optimization of multiphase hierarchical systems within a continuum micromechanics framework [0.03%]
多相分层系统的同时材料和结构优化在一个连续细观力学框架内
Tarun Gangwar,Dominik Schillinger
Tarun Gangwar
We present a concurrent material and structure optimization framework for multiphase hierarchical systems that relies on homogenization estimates based on continuum micromechanics to account for material behavior across many different lengt...
Design of adaptive structures through energy minimization: extension to tensegrity [0.03%]
通过能量最小化设计自适应结构：扩展到张拉整体结构中的应用
Yafeng Wang,Gennaro Senatore
Yafeng Wang
This paper gives a new formulation to design adaptive structures through total energy optimization (TEO). This methodology enables the design of truss as well as tensegrity configurations that are equipped with linear actuators to counterac...