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Ikjin Lee · Study

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Ikjin Lee

60 works· latest 2025· 3 institutionscluster: provisionalORCID 0000-0002-3470-7341

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Citations2,545

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Most cited in this library

Dimension reduction method for reliability-based robust design optimization2007 · 196 citations
Inverse analysis method using MPP-based dimension reduction for reliability-based design optimization of nonlinear and multi-dimensional systems2008 · 186 citations
Modeling, analysis, and optimization under uncertainties: a review2021 · 166 citations
Sampling-based RBDO using the stochastic sensitivity analysis and Dynamic Kriging method2011 · 158 citations
Adaptive virtual support vector machine for reliability analysis of high-dimensional problems2012 · 106 citations

Works

60 shown

An integrated framework for reliability analysis and design optimization using input, simulation, and experimental data: Confidence-based design optimization under aleatory and epistemic uncertainty

Reliability Engineering & System Safety·2025·2 authors

9citations

Spatiotemporal-dependent reliability analysis with adaptive sampling physics-informed neural networks

Reliability Engineering & System Safety·2025·6 authors

12citations

Confidence-based design optimization using multivariate kernel density estimation under insufficient input data

Probabilistic Engineering Mechanics·2024·5 authors·Open access

14citations

Reliability-based design optimization: a state-of-the-art review of its methodologies, applications, and challenges

Structural and Multidisciplinary Optimization·2024·7 authors

60citations

Consecutive adaptive Kriging method for high-dimensional reliability analysis based on multi-fidelity framework

Structural and Multidisciplinary Optimization·2024·1 author

13citations

An effective active learning strategy for reliability-based design optimization under multiple simulation models

Structural Safety·2023·5 authors

19citations

Surrogate-Based Time-Dependent Reliability Analysis for a Digital Twin

Journal of Mechanical Design·2023·7 authors

19citations

Distribution estimation of Johnson-Cook parameters considering correlation in quasi-static state

International Journal of Mechanical Sciences·2022·5 authors

16citations

A new sampling approach for system reliability-based design optimization under multiple simulation models

Reliability Engineering & System Safety·2022·3 authors

22citations

Small failure probability: principles, progress and perspectives

Structural and Multidisciplinary Optimization·2022·6 authors

31citations

A New Framework for Efficient Sequential Sampling-Based RBDO Using Space Mapping

Journal of Mechanical Design·2022·2 authors

12citations

An expected uncertainty reduction of reliability: adaptive sampling convergence criterion for Kriging-based reliability analysis

Structural and Multidisciplinary Optimization·2022·4 authors

13citations

Statistical model calibration and design optimization under aleatory and epistemic uncertainty

Reliability Engineering & System Safety·2022·4 authors

48citations

Efficient sampling-based inverse reliability analysis combining Monte Carlo simulation (MCS) and feedforward neural network (FNN)

Structural and Multidisciplinary Optimization·2021·2 authors

22citations

Modeling, analysis, and optimization under uncertainties: a review

Structural and Multidisciplinary Optimization·2021·6 authors

166citations

Optimal design of experiments for optimization-based model calibration using Fisher information matrix

Reliability Engineering & System Safety·2021·2 authors

32citations

Optimization-based model calibration of marginal and joint output distributions utilizing analytical gradients

Structural and Multidisciplinary Optimization·2021·5 authors

10citations

Confidence-Based Design Optimization for a More Conservative Optimum Under Surrogate Model Uncertainty Caused by Gaussian Process

Journal of Mechanical Design·2021·4 authors

33citations

Intelligent initial point selection for MPP search in reliability-based design optimization

Structural and Multidisciplinary Optimization·2020·3 authors

18citations

Industrial issues and solutions to statistical model improvement: a case study of an automobile steering column

Structural and Multidisciplinary Optimization·2020·7 authors

15citations

Probabilistic analytical target cascading using kernel density estimation for accurate uncertainty propagation

Structural and Multidisciplinary Optimization·2020·5 authors

30citations

Reliability-based multi-scale design optimization of composite frames considering structural compliance and manufacturing constraints

Structural and Multidisciplinary Optimization·2020·4 authors

24citations

Determination of sample size for input variables in RBDO through bi-objective confidence-based design optimization under input model uncertainty

Structural and Multidisciplinary Optimization·2019·4 authors

12citations

Reliability measure approach for confidence-based design optimization under insufficient input data

Structural and Multidisciplinary Optimization·2019·3 authors

31citations

Selection of optimal target reliability in RBDO through reliability-based design for market systems (RBDMS) and application to electric vehicle design

Structural and Multidisciplinary Optimization·2019·2 authors

24citations

MPP-based approximated DRM (ADRM) using simplified bivariate approximation with linear regression

Structural and Multidisciplinary Optimization·2018·3 authors

16citations

Adaptive single-loop reliability-based design optimization and post optimization using constraint boundary sampling

Journal of Mechanical Science and Technology·2018·3 authors

19citations

A Study on Computational Efficiency Improvement of Novel SORM Using the Convolution Integration

Journal of Mechanical Design·2017·2 authors

22citations

Accuracy improvement of the most probable point‐based dimension reduction method using the hessian matrix

International Journal for Numerical Methods in Engineering·2016·3 authors

15citations

Relaxed performance measure approach for reliability-based design optimization

Structural and Multidisciplinary Optimization·2016·2 authors

67citations

Conservative reliability-based design optimization method with insufficient input data

Structural and Multidisciplinary Optimization·2016·5 authors

51citations

Post optimization for accurate and efficient reliability‐based design optimization using second‐order reliability method based on importance sampling and its stochastic sensitivity analysis

International Journal for Numerical Methods in Engineering·2015·3 authors

50citations

Design Sensitivity Method for Sampling-Based RBDO With Varying Standard Deviation

Journal of Mechanical Design·2015·3 authors

20citations

Sequential optimization and reliability assessment based on dimension reduction method for accurate and efficient reliability-based design optimization

Journal of Mechanical Science and Technology·2015·3 authors

28citations

Probabilistic sensitivity analysis for novel second-order reliability method (SORM) using generalized chi-squared distribution

Structural and Multidisciplinary Optimization·2014·3 authors

39citations

Second-order reliability method-based inverse reliability analysis using Hessian update for accurate and efficient reliability-based design optimization

International Journal for Numerical Methods in Engineering·2014·2 authors

96citations

Reliability-Based Vehicle Safety Assessment and Design Optimization of Roadway Radius and Speed Limit in Windy Environments

Journal of Mechanical Design·2014·2 authors

40citations

Reliability analysis and reliability-based design optimization of roadway horizontal curves using a first-order reliability method

Engineering Optimization·2014·2 authors

59citations

Sampling-based approach for design optimization in the presence of interval variables

Structural and Multidisciplinary Optimization·2013·2 authors

26citations

Conservative Surrogate Model Using Weighted Kriging Variance for Sampling-Based RBDO

Journal of Mechanical Design·2013·4 authors

42citations

Equivalent target probability of failure to convert high-reliability model to low-reliability model for efficiency of sampling-based RBDO

Structural and Multidisciplinary Optimization·2013·3 authors

15citations

Adaptive virtual support vector machine for reliability analysis of high-dimensional problems

Structural and Multidisciplinary Optimization·2012·4 authors

106citations

A Novel Second-Order Reliability Method (SORM) Using Noncentral or Generalized Chi-Squared Distributions

Journal of Mechanical Design·2012·3 authors

90citations

Comparison study between probabilistic and possibilistic methods for problems under a lack of correlated input statistical information

Structural and Multidisciplinary Optimization·2012·3 authors

17citations

Reliability-Based Design Optimization With Confidence Level for Non-Gaussian Distributions Using Bootstrap Method

Journal of Mechanical Design·2011·4 authors

28citations

Sampling-based RBDO using the stochastic sensitivity analysis and Dynamic Kriging method

Structural and Multidisciplinary Optimization·2011·3 authors

158citations

Reliability-based design optimization with confidence level under input model uncertainty due to limited test data

Structural and Multidisciplinary Optimization·2011·4 authors

48citations

Sampling-Based Stochastic Sensitivity Analysis Using Score Functions for RBDO Problems With Correlated Random Variables

Journal of Mechanical Design·2011·5 authors

83citations

Equivalent Standard Deviation to Convert High-Reliability Model to Low-Reliability Model for Efficiency of Sampling-Based RBDO

ASME International Design Engineering Technical Conferences and Computers and Information in Engineering Conference (IDETC/CIE)·2011·3 authors·other

7citations

Comparison study between MCMC-based and weight-based Bayesian methods for identification of joint distribution

Structural and Multidisciplinary Optimization·2010·3 authors

12citations

Sampling-Based RBDO Using the Dynamic Kriging (D-Kriging) Method and Stochastic Sensitivity Analysis

AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference (MAO)·2010·3 authors·other

15citations

Reliability-Based Design Optimization With Confidence Level for Non-Gaussian Distributions Using Bootstrap Method

·2010·4 authors·other

25citations

System reliability-based design optimization using the MPP-based dimension reduction method

Structural and Multidisciplinary Optimization·2009·3 authors

59citations

Sensitivity analyses of FORM‐based and DRM‐based performance measure approach (PMA) for reliability‐based design optimization (RBDO)

International Journal for Numerical Methods in Engineering·2009·3 authors

65citations

Identification of marginal and joint CDFs using Bayesian method for RBDO

Structural and Multidisciplinary Optimization·2009·3 authors

78citations

Reduction of Ordering Effect in Reliability-Based Design Optimizatioin Using Dimension Reduction Method

AIAA Journal·2009·3 authors

22citations

Response Surface Method Using Sequential Sampling for Reliability-Based Design Optimization

·2009·4 authors·other

22citations

Inverse analysis method using MPP-based dimension reduction for reliability-based design optimization of nonlinear and multi-dimensional systems

Computer Methods in Applied Mechanics and Engineering·2008·4 authors

186citations

Dimension reduction method for reliability-based robust design optimization

Computers & Structures·2007·4 authors

196citations

Alternative Methods for Reliability-Based Robust Design Optimization Including Dimension Reduction Method

·2006·3 authors·other

18citations