Grey-box modeling of an ocean vessel for operational optimization. - Leifur Þ. Leifsson; Hildur Sævarsdóttir; Sven Þ. Sigurðsson; Ari Vésteinsson (Simul. Model. Pract. Theory, 2008)

Multi-fidelity design optimization of transonic airfoils using physics-based surrogate modeling and shape-preserving response prediction. - Leifur Þ. Leifsson; Slawomir Koziel (J. Comput. Sci., 2010)

Multi-fidelity design optimization of transonic airfoils using shape-preserving response prediction. - Leifur Þ. Leifsson; Slawomir Koziel (ICCS, 2010)

Transonic Airfoil Design by the Inverse Method using Variable-fidelity Modelling. - Slawomir Koziel; Leifur Þ. Leifsson; Stanislav Ogurtsov (SIMULTECH, 2011)

Design of Dielectric Resonator Antennas using Surrogate-based Optimization and Electromagnetic Models. - Slawomir Koziel; Stanislav Ogurtsov; Leifur Þ. Leifsson (SIMULTECH, 2011)

Multi-fidelity Design Optimization of Axisymmetric Bodies in Incompressible Flow. - Leifur Þ. Leifsson; Slawomir Koziel; Stanislav Ogurtsov (SIMULTECH, 2011)

Hydrodynamic Shape Optimization of Axisymmetric Bodies Using Multi-fidelity Modeling. - Leifur Þ. Leifsson; Slawomir Koziel; Stanislav Ogurtsov (SIMULTECH (Selected Papers), 2011)

Variable-fidelity aerodynamic shape optimisation of single-element airfoils at high-lift conditions. - Slawomir Koziel; Leifur Þ. Leifsson (Int. J. Math. Model. Numer. Optimisation, 2011)

Simulation-Driven Design of Antennas Using Coarse-Discretization Electromagnetic Models. - Slawomir Koziel; Stanislav Ogurtsov; Leifur Þ. Leifsson (ICCS, 2011)

Inverse Design of Transonic Airfoils Using Variable-Resolution Modeling and Pressure Distribution Alignment. - Leifur Þ. Leifsson; Slawomir Koziel; Stanislav Ogurtsov (ICCS, 2011)

Computational optimization, modelling and simulation: Recent advances and overview. - Xin-She Yang 001; Slawomir Koziel; Leifur Þ. Leifsson (ICCS, 2011)

Surrogate-Based Methods. - Slawomir Koziel; David Echeverría Ciaurri; Leifur Þ. Leifsson (Computational Optimization, Methods and Algorithms, 2011)

Airfoil Shape Optimization Using Variable-Fidelity Modeling and Shape-Preserving Response Prediction. - Slawomir Koziel; Leifur Þ. Leifsson (Computational Optimization and Applications in Engineering and Industry, 2011)

Variable-Fidelity Aerodynamic Shape Optimization. - Leifur Þ. Leifsson; Slawomir Koziel (Computational Optimization, Methods and Algorithms, 2011)

Low-speed Modeling and Simulation of Torpedo-shaped AUVs. - Bjarni Helgason; Leifur Þ. Leifsson; Indridi Rikhardsson; Helgi Thorgilsson; Slawomir Koziel (ICINCO (2), 2012)

Trawl-door Performance Analysis and Design Optimization with CFD. - Eirikur Jonsson; Leifur Þ. Leifsson; Slawomir Koziel (SIMULTECH, 2012)

Transonic Wing Optimization by Variable-resolution Modeling and Space Mapping. - Eirikur Jonsson; Leifur Þ. Leifsson; Slawomir Koziel (SIMULTECH, 2012)

Microwave Design Optimization Exploiting Adjoint Sensitivity. - Slawomir Koziel; Leifur Þ. Leifsson; Stanislav Ogurtsov (SIMULTECH, 2012)

Efficient Design Optimization of Microwave Structures Using Adjoint Sensitivity. - Slawomir Koziel; Leifur Þ. Leifsson; Stanislav Ogurtsov (SIMULTECH (Selected Papers), 2012)

Managing Model Fidelity for Efficient Optimization of Antennas using Variable-resolution Electromagnetic Simulations. - Slawomir Koziel; Stanislav Ogurtsov; Leifur Þ. Leifsson (SIMULTECH, 2012)

On Low-Fidelity Model Selection for Antenna Design Using Variable-Resolution EM Simulations. - Slawomir Koziel; Stanislav Ogurtsov; Leifur Þ. Leifsson (SIMULTECH (Selected Papers), 2012)

Hydrodynamic Shape Optimization of Fishing Gear Trawl-Doors. - Leifur Þ. Leifsson; Slawomir Koziel; Eirikur Jonsson (SIMULTECH (Selected Papers), 2012)

Wing Aerodynamic Shape Optimization by Space Mapping. - Leifur Þ. Leifsson; Slawomir Koziel; Eirikur Jonsson (SIMULTECH (Selected Papers), 2012)

Variable-fidelity simulation-driven design optimisation of microwave structures. - Slawomir Koziel; Stanislav Ogurtsov; Leifur Þ. Leifsson (Int. J. Math. Model. Numer. Optimisation, 2012)

Simulation-driven design using surrogate-based optimization and variable-resolution computational fluid dynamic models. - Slawomir Koziel; Leifur Þ. Leifsson (J. Comput. Methods Sci. Eng., 2012)

Advances in simulation-driven optimization and modeling. - Slawomir Koziel; Leifur Þ. Leifsson; Xin-She Yang 001 (J. Comput. Methods Sci. Eng., 2012)

Scaling Properties of Multi-Fidelity Shape Optimization Algorithms. - Slawomir Koziel; Leifur Þ. Leifsson (ICCS, 2012)

Knowledge-Based Response Correction and Adaptive Design Specifications for Microwave Design Optimization. - Slawomir Koziel; Stanislav Ogurtsov; Leifur Þ. Leifsson (ICCS, 2012)

Numerical Optimization and Experimental Validation of a Low Speed Wind Tunnel Contraction. - Leifur Þ. Leifsson; Slawomir Koziel; Fannar Andrason; Kristjan Magnusson; Armann Gylfason (ICCS, 2012)

Low-Fidelity Model Mesh Density and the Performance of Variable-Resolution Shape Optimization Algorithms. - Leifur Þ. Leifsson; Slawomir Koziel; Stanislav Ogurtsov (ICCS, 2012)

Computational Optimization, Modelling and Simulation: Smart Algorithms and Better Models. - Xin-She Yang 001; Slawomir Koziel; Leifur Þ. Leifsson (ICCS, 2012)

Shape-Preserving Response Prediction for Engineering Design Optimization. - Slawomir Koziel; Leifur Þ. Leifsson (ICCS, 2013)

Multi-Level CFD-Based Airfoil Shape Optimization With Automated Low-Fidelity Model Selection. - Slawomir Koziel; Leifur Þ. Leifsson (ICCS, 2013)

Physics-Based Surrogates for Low-Cost Modeling of Microwave Structures. - Slawomir Koziel; Stanislav Ogurtsov; Leifur Þ. Leifsson (ICCS, 2013)

Computational Optimization, Modelling and Simulation: Recent Trends and Challenges. - Xin-She Yang 001; Slawomir Koziel; Leifur Þ. Leifsson (ICCS, 2013)

Surrogate Modeling and Optimization of Inline E-plane Waveguide Extracted Pole Filters. - Oleksandr Glubokov; Slawomir Koziel; Leifur Þ. Leifsson (SIMULTECH, 2013)

Efficient Design of Inline E-Plane Waveguide Extracted Pole Filters Through Enhanced Equivalent Circuits and Space Mapping. - Oleksandr Glubokov; Slawomir Koziel; Leifur Leifsson (SIMULTECH (Selected Papers), 2013)

Hydrodynamic Design Optimization of Trawl-door Shapes with Local Surrogate Models. - Elvar Hermannsson; Leifur Þ. Leifsson; Slawomir Koziel; Stanislav Ogurtsov; Oleksandr Glubokov; Reza Fakhraie (SIMULTECH, 2013)

Design of Antenna Arrays using Surrogate-based Optimization. - Slawomir Koziel; Stanislav Ogurtsov; Leifur Þ. Leifsson (SIMULTECH, 2013)

Low-cost Modeling of Waveguide Filters using Decomposition and Space Mapping. - Slawomir Koziel; Stanislav Ogurtsov; Leifur Þ. Leifsson (SIMULTECH, 2013)

Decomposition and Space Mapping for Reduced-Cost Modeling of Waveguide Filters. - Slawomir Koziel; Stanislav Ogurtsov; Leifur Leifsson (SIMULTECH (Selected Papers), 2013)

Variable-fidelity Aerodynamic Optimization using CFD Models. - Leifur Þ. Leifsson; Slawomir Koziel; Stanislav Ogurtsov; Oleksandr Glubokov (SIMULTECH, 2013)

Nested Space Mapping Technology for Expedite EM-driven Design of Compact RF/Microwave Components. - Adrian Bekasiewicz; Slawomir Koziel; Piotr Kurgan; Leifur Þ. Leifsson (ICCS, 2014)

Low-cost EM-simulation-driven Multi-objective Optimization of Antennas. - Adrian Bekasiewicz; Slawomir Koziel; Leifur Þ. Leifsson (ICCS, 2014)

Fast Low-fidelity Wing Aerodynamics Model for Surrogate-based Shape Optimization. - Leifur Þ. Leifsson; Slawomir Koziel; Adrian Bekasiewicz (ICCS, 2014)

Computational Optimization, Modelling and Simulation: Past, Present and Future. - Xin-She Yang 001; Slawomir Koziel; Leifur Þ. Leifsson (ICCS, 2014)

Computationally efficient multi-objective optimization of and experimental validation of Yagi-Uda antenna. - Adrian Bekasiewicz; Slawomir Koziel; Leifur Þ. Leifsson (SIMULTECH, 2014)

Trawl-door shape optimization with 3D CFD models and local surrogates. - Elvar Hermannsson; Leifur Þ. Leifsson; Slawomir Koziel; Piotr Kurgan; Adrian Bekasiewicz (SIMULTECH, 2014)

Low-cost EM-simulation-based multi-objective design optimization of miniaturized microwave structures. - Slawomir Koziel; Adrian Bekasiewicz; Piotr Kurgan; Leifur Þ. Leifsson (SIMULTECH, 2014)

Computationally-Efficient EM-Simulation-Driven Multi-objective Design of Compact Microwave Structures. - Slawomir Koziel; Adrian Bekasiewicz; Piotr Kurgan; Leifur Leifsson (SIMULTECH (Selected Papers), 2014)

Fast Optimization of Integrated Photonic Components Using Response Correction and Local Approximation Surrogates. - Adrian Bekasiewicz; Slawomir Koziel; Leifur Leifsson (ICCS, 2015)

Shape Optimization of Trawl-doors Using Variable-fidelity Models and Space Mapping. - Ingi M. Jonsson; Leifur Leifsson; Slawomir Koziel; Yonatan A. Tesfahunegn; Adrian Bekasiewicz (ICCS, 2015)

Multi-Objective Design Optimization of Planar Yagi-Uda Antenna Using Physics-Based Surrogates and Rotational Design Space Reduction. - Slawomir Koziel; Adrian Bekasiewicz; Leifur Leifsson (ICCS, 2015)

Surrogate-based Airfoil Design with Space Mapping and Adjoint Sensitivity. - Yonatan A. Tesfahunegn; Slawomir Koziel; Leifur Leifsson; Adrian Bekasiewicz (ICCS, 2015)

Variable-resolution shape optimisation: low-fidelity model selection and scalability. - Leifur Þ. Leifsson; Slawomir Koziel (Int. J. Math. Model. Numer. Optimisation, 2015)

Editorial. - Slawomir Koziel; Leifur Leifsson (J. Comput. Sci., 2015)

Efficient knowledge-based optimization of expensive computational models using adaptive response correction. - Slawomir Koziel; Leifur Leifsson (J. Comput. Sci., 2015)

Optimal shape design of multi-element trawl-doors using local surrogate models. - Leifur Leifsson; Elvar Hermannsson; Slawomir Koziel (J. Comput. Sci., 2015)

Simulation-driven design of low-speed wind tunnel contraction. - Leifur Þ. Leifsson; Slawomir Koziel (J. Comput. Sci., 2015)

Aerodynamic shape optimization by variable-fidelity computational fluid dynamics models: A review of recent progress. - Leifur Leifsson; Slawomir Koziel (J. Comput. Sci., 2015)

Sequential Domain Patching for Computationally Feasible Multi-objective Optimization of Expensive Electromagnetic Simulation Models. - Adrian Bekasiewicz; Slawomir Koziel; Leifur Leifsson (ICCS, 2016)

Trawl-Door Shape Optimization by Space-Mapping- Corrected CFD Models and Kriging Surrogates. - Ingi M. Jonsson; Leifur Leifsson; Slawomir Koziel; Yonatan A. Tesfahunegn; Adrian Bekasiewicz (ICCS, 2016)

Cost-Efficient Microwave Design Optimization Using Adaptive Response Scaling. - Slawomir Koziel; Adrian Bekasiewicz; Leifur Leifsson (ICCS, 2016)

Expedited Dimension Scaling of Microwave and Antenna Structures using Inverse Surrogates. - Slawomir Koziel; Adrian Bekasiewicz; Leifur Leifsson (ICCS, 2016)

Surrogate Modeling of Ultrasonic Nondestructive Evaluation Simulations. - Jacob Siegler; Leifur Leifsson; Robert Grandin; Slawomir Koziel; Adrian Bekasiewicz (ICCS, 2016)

Supersonic Airfoil Shape Optimization by Variable-fidelity Models and Manifold Mapping. - Jacob Siegler; Jie Ren; Leifur Leifsson; Slawomir Koziel; Adrian Bekasiewicz (ICCS, 2016)

Pareto Ranking Bisection Algorithm for EM-Driven Multi-Objective Design of Antennas in Highly-Dimensional Parameter Spaces. - Adrian Bekasiewicz; Slawomir Koziel; Leifur Leifsson; Xiaosong Du (ICCS, 2017)

Airfoil Design Under Uncertainty Using Non-Intrusive Polynomial Chaos Theory and Utility Functions. - Xiaosong Du; Leifur Leifsson; Slawomir Koziel; Adrian Bekasiewicz (ICCS, 2017)

Expedite Design of Variable-Topology Broadband Hybrid Couplers for Size Reduction Using Surrogate-Based Optimization and Co-Simulation Coarse Models. - Piotr Kurgan; Slawomir Koziel; Leifur Leifsson; Xiaosong Du (ICCS, 2017)

Stochastic-Expansions-Based Model-Assisted Probability of Detection Analysis of the Spherically-Void-Defect Benchmark Problem. - Xiaosong Du; Praveen Gurrala; Leifur Leifsson; Jiming Song; William Q. Meeker; Ronald A. Roberts; Slawomir Koziel; Yonatan A. Tesfahunegn (ICCS (2), 2018)

Model-Assisted Probability of Detection for Structural Health Monitoring of Flat Plates. - Xiaosong Du; Jin Yan; Simon Laflamme; Leifur Leifsson; Yonatan A. Tesfahunegn; Slawomir Koziel (ICCS (2), 2018)

Explicit Size-Reduction-Oriented Design of a Compact Microstrip Rat-Race Coupler Using Surrogate-Based Optimization Methods. - Slawomir Koziel; Adrian Bekasiewicz; Leifur Leifsson; Xiaosong Du; Yonatan A. Tesfahunegn (ICCS (2), 2018)

Rapid Multi-band Patch Antenna Yield Estimation Using Polynomial Chaos-Kriging. - Xiaosong Du; Leifur Leifsson; Slawomir Koziel (ICCS (3), 2019)

Reduced-Cost Design Optimization of High-Frequency Structures Using Adaptive Jacobian Updates. - Slawomir Koziel; Anna Pietrenko-Dabrowska; Leifur Leifsson (ICCS (3), 2019)

Model-Based Sensitivity Analysis of Nondestructive Testing Systems Using Machine Learning Algorithms. - Jethro Nagawkar; Leifur Leifsson; Roberto Miorelli; Pierre Calmon (ICCS (5), 2020)

Reduced-Cost Constrained Modeling of Microwave and Antenna Components: Recent Advances. - Anna Pietrenko-Dabrowska; Slawomir Koziel; Leifur Leifsson (ICCS (5), 2020)

Aerodynamic Shape Optimization for Delaying Dynamic Stall of Airfoils by Regression Kriging. - Vishal Raul; Leifur Leifsson; Slawomir Koziel (ICCS (5), 2020)

Endogenous Factors Affecting the Cost of Large-Scale Geo-Stationary Satellite Systems. - Nazareen Sikkandar Basha; Leifur Leifsson; Christina L. Bloebaum (ICCS (4), 2021)

Expedited Trust-Region-Based Design Closure of Antennas by Variable-Resolution EM Simulations. - Slawomir Koziel; Anna Pietrenko-Dabrowska; Leifur Leifsson (ICCS (4), 2021)

Improved Design Closure of Compact Microwave Circuits by Means of Performance Requirement Adaptation. - Slawomir Koziel; Anna Pietrenko-Dabrowska; Leifur Leifsson (ICCS (4), 2021)

Iterative Global Sensitivity Analysis Algorithm with Neural Network Surrogate Modeling. - Yen-Chen Liu; Jethro Nagawkar; Leifur Leifsson; Slawomir Koziel; Anna Pietrenko-Dabrowska (ICCS (4), 2021)

On Fast Multi-objective Optimization of Antenna Structures Using Pareto Front Triangulation and Inverse Surrogates. - Anna Pietrenko-Dabrowska; Slawomir Koziel; Leifur Leifsson (ICCS (4), 2021)

Modeling the Contribution of Agriculture Towards Soil Nitrogen Surplus in Iowa. - Vishal Raul; Yen-Chen Liu; Leifur Leifsson; Amy L. Kaleita (ICCS (4), 2021)

Gradient-enhanced multifidelity neural networks for high-dimensional function approximation. - Jethro Nagawkar; Leifur Leifsson (CoRR, 2021)

Expedited Optimization of Passive Microwave Devices Using Gradient Search and Principal Directions. - Slawomir Koziel; Anna Pietrenko-Dabrowska; Leifur Leifsson (ICCS (3), 2022)

Global Surrogate Modeling by Neural Network-Based Model Uncertainty. - Leifur Leifsson; Jethro Nagawkar; Laurel Barnet; Kenneth Bryden; Slawomir Koziel; Anna Pietrenko-Dabrowska (ICCS (3), 2022)

Neural Network-Based Sequential Global Sensitivity Analysis Algorithm. - Yen-Chen Liu; Leifur Leifsson; Slawomir Koziel; Anna Pietrenko-Dabrowska (ICCS (3), 2022)

Analysis of Agricultural and Engineering Systems Using Simulation Decomposition. - Yen-Chen Liu; Leifur Leifsson; Anna Pietrenko-Dabrowska; Slawomir Koziel (ICCS (3), 2022)

Multi-criterial Design of Antennas with Tolerance Analysis Using Response-Feature Predictors. - Anna Pietrenko-Dabrowska; Slawomir Koziel; Leifur Leifsson (ICCS (3), 2022)

Global Design Optimization of Microwave Circuits Using Response Feature Inverse Surrogates. - Anna Pietrenko-Dabrowska; Slawomir Koziel; Leifur Leifsson (ICCS (3), 2022)

Low-Profile Interdigitated UHF RFID Tag Antenna for Metallic Objects. - Fuad Erman; Dalia Mansour; Mohammad Kouali; Arafat A. Shabaneh; Leifur Leifsson; Slawomir Koziel; Eng Hock Lim; Effariza Hanafi (IEEE Access, 2022)

Constrained Aerodynamic Shape Optimization Using Neural Networks and Sequential Sampling. - Pavankumar Koratikere; Leifur Leifsson; Slawomir Koziel; Anna Pietrenko-Dabrowska (ICCS (3), 2023)

Efficient Uncertainty Quantification Using Sequential Sampling-Based Neural Networks. - Pavankumar Koratikere; Leifur Leifsson; Slawomir Koziel; Anna Pietrenko-Dabrowska (ICCS (3), 2023)

Low-Cost Behavioral Modeling of Antennas by Dimensionality Reduction and Domain Confinement. - Slawomir Koziel; Anna Pietrenko-Dabrowska; Leifur Leifsson (ICCS (3), 2023)

Expedited Metaheuristic-Based Antenna Optimization Using EM Model Resolution Management. - Anna Pietrenko-Dabrowska; Slawomir Koziel; Leifur Leifsson (ICCS (3), 2023)

A Low-Cost System for Far-Field Non-Anechoic Measurements of Antenna Performance Figures. - Jan Olencki; Vorya Waladi; Adrian Bekasiewicz; Leifur Leifsson (IEEE Access, 2023)

Identifying key parameters impacting cost in large-scale complex space programs using simulation-based global sensitivity analysis. - Nazareen Sikkandar Basha; Leifur Leifsson; Christina L. Bloebaum (Syst. Eng., 2023)

Broadband/Dual-Band Metal-Mountable UHF RFID Tag Antennas: A Systematic Review, Taxonomy Analysis, Standards of Seamless RFID System Operation, Supporting IoT Implementations, Recommendations, and Future Directions. - Fuad Erman; Slawomir Koziel; Leifur Leifsson (IEEE Internet Things J., 2023)

Adaptive Sampling for Non-intrusive Reduced Order Models Using Multi-task Variance. - Abhijnan Dikshit; Leifur Leifsson; Slawomir Koziel; Anna Pietrenko-Dabrowska (ICCS (5), 2024)

Adaptive Hyperparameter Tuning Within Neural Network-Based Efficient Global Optimization. - Taeho Jeong; Pavankumar Koratikere; Leifur Leifsson; Slawomir Koziel; Anna Pietrenko-Dabrowska (ICCS (5), 2024)

Cost-Efficient Multi-Objective Design of Miniaturized Microwave Circuits Using Machine Learning and Artificial Neural Networks. - Slawomir Koziel; Anna Pietrenko-Dabrowska; Leifur Leifsson (ICCS (5), 2024)

Expedited Machine-Learning-Based Global Design Optimization of Antenna Systems Using Response Features and Multi-fidelity EM Analysis. - Anna Pietrenko-Dabrowska; Slawomir Koziel; Leifur Leifsson (ICCS (5), 2024)

Multifidelity aerodynamic shape optimization for airfoil dynamic stall mitigation using manifold mapping. - Vishal Raul; Leifur Leifsson (J. Comput. Sci., 2024)

Reduced-Order Modeling of Compressible Flows Using Supervised Dimensionality Reduction. - Abhijnan Dikshit; Leifur Leifsson; Slawomir Koziel; Anna Pietrenko-Dabrowska (ICCS (Workshops 2), 2025)

Adaptive Global Modeling Using Neural Networks with Deep Ensembles and Space-Filling Sequences. - Pavankumar Koratikere; Leifur Leifsson; Slawomir Koziel; Anna Pietrenko-Dabrowska (ICCS (Workshops 2), 2025)

Global Optimization of Microwave Circuits Using Dimensionality Reduction and Multi-fidelity EM Simulations. - Slawomir Koziel; Anna Pietrenko-Dabrowska; Leifur Leifsson (ICCS (3), 2025)

Automated Antenna Design Using Computational Intelligence and Numerical Optimization. - Slawomir Koziel; Anna Pietrenko-Dabrowska; Leifur Leifsson (ICCS (Workshops 2), 2025)

A Non-PCM-Based 2 × 2 MIMO Antenna Array With Low Radar Cross-Section Using Characteristic Mode Analysis. - Manzoor Elahi; Slawomir Koziel; Leifur Leifsson (IEEE Access, 2025)

Self-Isolation in MIMO Array Using Mode Diversity. - Manzoor Elahi; Slawomir Koziel; Leifur Leifsson (IEEE Access, 2025)

Self-Isolation in MIMO Microstrip Patch Arrays Using Annular Via-Based Mode Conversion. - Manzoor Elahi; Slawomir Koziel; Leifur Leifsson (IEEE Access, 2025)

Power Transmission for Millimeter-Wave Indoor/Outdoor Wearable IoT Devices Using Grounded Coplanar Waveguide-Fed On-Body Antenna. - Fuad Erman; Slawomir Koziel; Alhareth Zyoud; Leifur Leifsson; Ubaid Ullah; Shaker Alkaraki (IEEE Access, 2025)

Simulation decomposition analysis of the Iowa food-water-energy system. - Taeho Jeong; Mariia Kozlova; Leifur Þ. Leifsson; Julian Scott Yeomans (Environ. Model. Softw., 2025)

Scalable Neural Network-based Blackbox Optimization. - Pavankumar Koratikere; Leifur Leifsson (CoRR, 2025)