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Journal Articles

Nonlinear Random Vibrations Using Second-Order Adjoint and Projected Differentiation Methods

Dimitrios Papadimitriou, Zissimos P. Mourelatos, Zhen Hu
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. October 2022, 144(5): 051001.
Paper No: VIB-21-1297
https://doi.org/10.1115/1.4054033
Published Online: March 18, 2022
View Article titled, Nonlinear Random Vibrations Using Second-Order Adjoint and Projected Differentiation Methods
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Topics: Equations of motion, Excitation, Random vibration, Stochastic processes, Simulation
Journal Articles

Uncertainty Quantification for Additive Manufacturing Process Improvement: Recent Advances

Sankaran Mahadevan, Paromita Nath, Zhen Hu
Journal: ASCE-ASME J Risk and Uncert in Engrg Sys Part B Mech Engrg
Publisher: ASME
Article Type: Review Articles
ASME J. Risk Uncertainty Part B. March 2022, 8(1): 010801.
Paper No: RISK-21-1065
https://doi.org/10.1115/1.4053184
Published Online: January 6, 2022
View Article titled, Uncertainty Quantification for Additive Manufacturing Process Improvement: Recent Advances
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Topics: Additive manufacturing, Calibration, Optimization, Physics, Uncertainty, Uncertainty quantification, Errors, Lasers, Manufacturing
Journal Articles

Special Issue on Uncertainty Quantification and Management in Additive Manufacturing

Zhen Hu, Saideep Nannapaneni, Sankaran Mahadevan
Journal: ASCE-ASME J Risk and Uncert in Engrg Sys Part B Mech Engrg
Publisher: ASME
Article Type: Guest Editorial
ASME J. Risk Uncertainty Part B. March 2022, 8(1): 010301.
Paper No: RISK-21-1089
https://doi.org/10.1115/1.4053183
Published Online: December 27, 2021
View Article titled, Special Issue on Uncertainty Quantification and Management in Additive Manufacturing
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Topics: Additive manufacturing, Uncertainty quantification, Uncertainty
Journal Articles

A Transfer Learning-Based Multi-Fidelity Point-Cloud Neural Network Approach for Melt Pool Modeling in Additive Manufacturing

Xufeng Huang, Tingli Xie, Zhuo Wang, Lei Chen, Qi Zhou, Zhen Hu
Journal: ASCE-ASME J Risk and Uncert in Engrg Sys Part B Mech Engrg
Publisher: ASME
Article Type: Research-Article
ASME J. Risk Uncertainty Part B. March 2022, 8(1): 011104.
Paper No: RISK-21-1011
https://doi.org/10.1115/1.4051749
Published Online: August 4, 2021
View Article titled, A Transfer Learning-Based Multi-Fidelity Point-Cloud Neural Network Approach for Melt Pool Modeling in Additive Manufacturing
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Topics: Additive manufacturing, Artificial neural networks, Modeling, Uncertainty, Cathode ray oscilloscopes, Electron beams, Temperature
Journal Articles

Adaptive Kriging Method for Uncertainty Quantification of the Photoelectron Sheath and Dust Levitation on the Lunar Surface

Xinpeng Wei, Jianxun Zhao, Xiaoming He, Zhen Hu, Xiaoping Du, Daoru Han
Journal: Journal of Verification, Validation and Uncertainty Quantification
Publisher: ASME
Article Type: Research-Article
J. Verif. Valid. Uncert. March 2021, 6(1): 011006.
Paper No: VVUQ-20-1029
https://doi.org/10.1115/1.4050073
Published Online: March 9, 2021
View Article titled, Adaptive Kriging Method for Uncertainty Quantification of the Photoelectron Sheath and Dust Levitation on the Lunar Surface
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Topics: Dust, Levitation, Photoelectrons, Uncertainty quantification, Errors, Electric potential
Journal Articles

Special Section: Risk, Reliability, and Uncertainty Quantification in Automotive Applications

Zhen Hu, Zissimos P. Mourelatos, Ramesh Rebba
Journal: ASCE-ASME J Risk and Uncert in Engrg Sys Part B Mech Engrg
Publisher: ASME
Article Type: Guest Editorial
ASME J. Risk Uncertainty Part B. June 2019, 5(2): 020301.
Paper No: RISK-19-1016
https://doi.org/10.1115/1.4043279
Published Online: April 15, 2019
View Article titled, Special Section: Risk, Reliability, and Uncertainty Quantification in Automotive Applications
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Topics: Automotive industry, Reliability, Risk, Uncertainty quantification, Vehicles
Journal Articles

Uncertainty Quantification of Complement Sensitivity Indices in Dynamic Computer Models

Dorin Drignei, Zissimos Mourelatos, Zhen Hu
Journal: ASCE-ASME J Risk and Uncert in Engrg Sys Part B Mech Engrg
Publisher: ASME
Article Type: Research-Article
ASME J. Risk Uncertainty Part B. June 2019, 5(2): 020901.
Paper No: RISK-18-1052
https://doi.org/10.1115/1.4042924
Published Online: April 15, 2019
View Article titled, Uncertainty Quantification of Complement Sensitivity Indices in Dynamic Computer Models
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Topics: Computers, Deflection, Safety, Sensitivity analysis, Uncertainty, Uncertainty quantification, Vehicles, Restraint systems, Design, Stress
Journal Articles

Collision-Avoidance Reliability Analysis of Automated Vehicle Based on Adaptive Surrogate Modeling

Yixuan Liu, Ying Zhao, Zhen Hu, Zissimos P. Mourelatos, Dimitrios Papadimitriou
Journal: ASCE-ASME J Risk and Uncert in Engrg Sys Part B Mech Engrg
Publisher: ASME
Article Type: Research-Article
ASME J. Risk Uncertainty Part B. June 2019, 5(2): 020906.
Paper No: RISK-18-1065
https://doi.org/10.1115/1.4042974
Published Online: April 15, 2019
View Article titled, Collision-Avoidance Reliability Analysis of Automated Vehicle Based on Adaptive Surrogate Modeling
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Topics: Collisions (Physics), Event history analysis, Modeling, Uncertainty, Vehicles, Reliability
Journal Articles

Numerical Estimation of Expected Number of Failures for Repairable Systems Using a Generalized Renewal Process Model

Themistoklis Koutsellis, Zissimos P. Mourelatos, Zhen Hu
Journal: ASCE-ASME J Risk and Uncert in Engrg Sys Part B Mech Engrg
Publisher: ASME
Article Type: Research-Article
ASME J. Risk Uncertainty Part B. June 2019, 5(2): 020904.
Paper No: RISK-18-1084
https://doi.org/10.1115/1.4042848
Published Online: April 15, 2019
View Article titled, Numerical Estimation of Expected Number of Failures for Repairable Systems Using a Generalized Renewal Process Model
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Topics: Failure, Maintenance
Proceedings Papers

Sequential Accelerated Life Testing Design for System Reliability Analysis With Untestable Components

Zhen Hu, Zissimos P. Mourelatos
Proc. ASME. IDETC-CIE2018, Volume 2A: 44th Design Automation Conference, V02AT03A053, August 26–29, 2018
Publisher: American Society of Mechanical Engineers
Paper No: DETC2018-85373
https://doi.org/10.1115/DETC2018-85373
View Paper titled, Sequential Accelerated Life Testing Design for System Reliability Analysis With Untestable Components
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Topics: Accelerated life testing, Design, Event history analysis, Reliability, Testing, Uncertainty, Cycles, Stress, Uncertainty analysis
Proceedings Papers

Reliability Analysis Using Second-Order Saddlepoint Approximation and Mixture Distributions

Dimitrios I. Papadimitriou, Zissimos P. Mourelatos, Zhen Hu
Proc. ASME. IDETC-CIE2018, Volume 2B: 44th Design Automation Conference, V02BT03A051, August 26–29, 2018
Publisher: American Society of Mechanical Engineers
Paper No: DETC2018-85267
https://doi.org/10.1115/DETC2018-85267
View Paper titled, Reliability Analysis Using Second-Order Saddlepoint Approximation and Mixture Distributions
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Topics: Approximation, Event history analysis, Density, Nonlinear systems, Probability, Reliability
Proceedings Papers

Dynamic Model Discrepancy Quantification in Simulation-Based Design of Dynamical Systems

Zhen Hu, Chao Hu, Zissimos P. Mourelatos, Sankaran Mahadevan
Proc. ASME. IDETC-CIE2018, Volume 2B: 44th Design Automation Conference, V02BT03A052, August 26–29, 2018
Publisher: American Society of Mechanical Engineers
Paper No: DETC2018-85374
https://doi.org/10.1115/DETC2018-85374
View Paper titled, Dynamic Model Discrepancy Quantification in Simulation-Based Design of Dynamical Systems
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Topics: Design, Dynamic models, Dynamic systems, Simulation, Modeling, Physics, Approximation, Circuits, Construction
Journal Articles

Bayesian Network Learning for Data-Driven Design

Zhen Hu, Sankaran Mahadevan
Journal: ASCE-ASME J Risk and Uncert in Engrg Sys Part B Mech Engrg
Publisher: ASME
Article Type: Research-Article
ASME J. Risk Uncertainty Part B. December 2018, 4(4): 041002.
Paper No: RISK-17-1063
https://doi.org/10.1115/1.4039149
Published Online: April 18, 2018
View Article titled, Bayesian Network Learning for Data-Driven Design
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Journal Articles

Time-Dependent System Reliability Analysis for Bivariate Responses

Zhen Hu, Zhifu Zhu, Xiaoping Du
Journal: ASCE-ASME J Risk and Uncert in Engrg Sys Part B Mech Engrg
Publisher: ASME
Article Type: Research-Article
ASME J. Risk Uncertainty Part B. September 2018, 4(3): 031002.
Paper No: RISK-16-1020
https://doi.org/10.1115/1.4038318
Published Online: December 20, 2017
View Article titled, Time-Dependent System Reliability Analysis for Bivariate Responses
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Proceedings Papers

Bayesian Network Learning for Uncertainty Quantification

Zhen Hu, Sankaran Mahadevan
Proc. ASME. IDETC-CIE2017, Volume 2A: 43rd Design Automation Conference, V02AT03A044, August 6–9, 2017
Publisher: American Society of Mechanical Engineers
Paper No: DETC2017-68187
https://doi.org/10.1115/DETC2017-68187
View Paper titled, Bayesian Network Learning for Uncertainty Quantification
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Topics: Uncertainty quantification, Algorithms, Design, Topology, Calibration, Engineering design, Event history analysis, Modeling, Probability
Proceedings Papers

Adaptive Surrogate Modeling for Multidisciplinary Reliability Analysis Under Time-Dependent Uncertainty

Zhen Hu, Sankaran Mahadevan
Proc. ASME. IDETC-CIE2017, Volume 2B: 43rd Design Automation Conference, V02BT03A052, August 6–9, 2017
Publisher: American Society of Mechanical Engineers
Paper No: DETC2017-67383
https://doi.org/10.1115/DETC2017-67383
View Paper titled, Adaptive Surrogate Modeling for Multidisciplinary Reliability Analysis Under Time-Dependent Uncertainty
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Topics: Event history analysis, Modeling, Uncertainty, Errors, Failure, Probability, Sensitivity analysis, Transients (Dynamics)
Journal Articles

Dynamics Model Validation Using Time-Domain Metrics

Dan Ao, Zhen Hu, Sankaran Mahadevan
Journal: Journal of Verification, Validation and Uncertainty Quantification
Publisher: ASME
Article Type: Research-Article
J. Verif. Valid. Uncert. March 2017, 2(1): 011004.
Paper No: VVUQ-16-1032
https://doi.org/10.1115/1.4036182
Published Online: March 24, 2017
View Article titled, Dynamics Model Validation Using Time-Domain Metrics
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Topics: Reliability, Dynamics (Mechanics)
Proceedings Papers

Time-Dependent Reliability Analysis Using a New Multivariate Stochastic Load Model

Zhen Hu, Sankaran Mahadevan
Proc. ASME. IDETC-CIE2016, Volume 2B: 42nd Design Automation Conference, V02BT03A045, August 21–24, 2016
Publisher: American Society of Mechanical Engineers
Paper No: DETC2016-59185
https://doi.org/10.1115/DETC2016-59185
View Paper titled, Time-Dependent Reliability Analysis Using a New Multivariate Stochastic Load Model
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Topics: Event history analysis, Stress, Stochastic processes, Modeling, Blades, Engineering systems and industry applications, Flow (Dynamics), Hydraulic turbines, Rivers
Proceedings Papers

Uncertainty Quantification in Metamodel-Based Reliability Prediction

Saideep Nannapaneni, Zhen Hu, Sankaran Mahadevan
Proc. ASME. IDETC-CIE2016, Volume 2B: 42nd Design Automation Conference, V02BT03A023, August 21–24, 2016
Publisher: American Society of Mechanical Engineers
Paper No: DETC2016-59225
https://doi.org/10.1115/DETC2016-59225
View Paper titled, Uncertainty Quantification in Metamodel-Based Reliability Prediction
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Topics: Reliability, Uncertainty quantification, Uncertainty, Event history analysis, Errors, Modeling, Optimization, Stress, Approximation, Cantilever beams
Proceedings Papers

Resilience Assessment Based on Time-Dependent System Reliability Analysis

Zhen Hu, Sankaran Mahadevan
Proc. ASME. IDETC-CIE2016, Volume 2A: 42nd Design Automation Conference, V02AT03A042, August 21–24, 2016
Publisher: American Society of Mechanical Engineers
Paper No: DETC2016-59184
https://doi.org/10.1115/DETC2016-59184
View Paper titled, Resilience Assessment Based on Time-Dependent System Reliability Analysis
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Topics: Event history analysis, Resilience, Design, Sensitivity analysis, Bridges (Structures), Computer simulation, Engineering design, Engineering systems and industry applications, Evaluation methods, Failure