Search Results - "Gorsich, David"

Dimension reduction method for reliability-based robust design optimization by Lee, Ikjin, Choi, K.K., Du, Liu, Gorsich, David

“…In reliability-based robust design optimization (RBRDO) formulation, the product quality loss function is minimized subject to probabilistic constraints. Since…”
Get full text

A comparative study of joint formulations: application to multibody system tracked vehicles by Wallin, Michael, Aboubakr, Ahmed K., Jayakumar, Paramsothy, Letherwood, Michael D., Gorsich, David J., Hamed, Ashraf, Shabana, Ahmed A.

“…This paper is focused on the dynamic formulation of mechanical joints using different approaches that lead to different models with different numbers of…”
Get full text

Reliability and Cost Trade-Off Analysis of a Microgrid by Skowronska, Annette, Gorsich, David G., Mourelatos, Zissimos

“…Optimizing the trade-off between reliability and cost of operating a microgrid, including vehicles as both loads and sources, can be a challenge. Optimal…”
Get full text

An efficient implementation of the gliding box lacunarity algorithm by Tolle, Charles R., McJunkin, Timothy R., Gorsich, David J.

“…Lacunarity is a measure of how data fills space. It complements fractal dimension, which measures how much space is filled. Many researchers use the gliding…”
Get full text

UGV with a distributed electric driveline: Controlling for maximum slip energy efficiency on stochastic terrain by Salama, Mostafa A., Vantsevich, Vladimir V., Way, Thomas R., Gorsich, David J.

“…•Inverse dynamics-based control algorithm is designed/modeled/tested and validated.•The model is experimentally validated in stochastic terrain…”
Get full text

Parametric reduced-order models for predicting the vibration response of complex structures with component damage and uncertainties by Hong, Sung-Kwon, Epureanu, Bogdan I., Castanier, Matthew P., Gorsich, David J.

“…Modeling and fast reanalysis techniques are proposed for predicting the dynamic response of complex structures with uncertainty represented by parameter…”
Get full text

A planar quasi-static constraint mode tyre model by Ma, Rui, Ferris, John B., Reid, Alexander A., Gorsich, David J.

“…The fast-paced, iterative, vehicle design environment demands efficiency when simulating suspension loads. Towards that end, a computationally efficient,…”
Get full text

Confidence-based reliability assessment considering limited numbers of both input and output test data by Moon, Min-Yeong, Cho, Hyunkyoo, Choi, K. K., Gaul, Nicholas, Lamb, David, Gorsich, David

Get full text

Modelling and simulation fundamentals in design for ground vehicle mobility part I: Eastern approach by Vantsevich, Vladimir, Gorsich, David

“…•Compares ground vehicle terrain mobility modelling and simulation (M&S) methods.•Covers Eastern & Western historical and recent developments in mobility…”
Get full text

Introduction by Gorsich, David, Vantsevich, Vladimir

Get full text

A sequential calibration and validation framework for model uncertainty quantification and reduction by Jiang, Chen, Hu, Zhen, Liu, Yixuan, Mourelatos, Zissimos P., Gorsich, David, Jayakumar, Paramsothy

“…This paper aims to provide new insights into model calibration, which plays an essential role in improving the validity of Modeling and Simulation (M&S) in…”
Get full text

Agile Modeling of Component Connections for Simulation and Design of Complex Vehicle Structures by Castanier, Matthew P, Lamb, David A, Gorsich, David J, Park, Keychun

“…Many efficient modeling methods have been developed for analyzing the effects of component-level variations and uncertainties on the system-level response of…”
Get full text

Nonparametric variogram and covariogram estimation with Fourier–Bessel matrices by Genton, Marc G., Gorsich, David J.

“…The nonparametric estimation of variograms and covariograms for isotropic stationary spatial stochastic processes is considered. It is shown that…”
Get full text

The Next Generation NATO Reference mobility model development by McCullough, Michael, Jayakumar, Paramsothy, Dasch, Jean, Gorsich, David

“…[Display omitted] •Geographic information systems (GIS) analysis methods are now widely used for terrain-vehicle systems analysis.•State of the art…”
Get full text

Modelling and simulation fundamentals in design for ground vehicle mobility Part II: Western approach by Gorsich, David, Vantsevich, Vladimir, Paldan, Jesse, Moradi, Lee

“…•Compares ground vehicle terrain mobility modelling and simulation (M&S) methods.•Covers Eastern & Western historical and recent developments in mobility…”
Get full text

Efficient Reliability-Based Path Planning of Off-Road Autonomous Ground Vehicles Through the Coupling of Surrogate Modeling and RRT by Yin, Jianhua, Hu, Zhen, Mourelatos, Zissimos P., Gorsich, David, Singh, Amandeep, Tau, Seth

“…Reliability-based global path planning incorporates reliability constraints into path planning to ensure that off-road autonomous ground vehicles can operate…”
Get full text

R2-RRT: Reliability-Based Robust Mission Planning of Off-Road Autonomous Ground Vehicle Under Uncertain Terrain Environment by Jiang, Chen, Hu, Zhen, Mourelatos, Zissimos P., Gorsich, David, Jayakumar, Paramsothy, Fu, Yan, Majcher, Monica

“…This article presents a reliable and robust rapidly exploring random tree (R2-RRT*) algorithm to tackle challenges in mission planning of off-road autonomous…”
Get full text

Variogram Model Selection via Nonparametric Derivative Estimation by Gorsich, David J, Genton, Marc G

“…Before optimal linear prediction can be performed on spatial data sets, the variogram is usually estimated at various lags and a parametric model is fitted to…”
Get full text

An Active Learning Framework for Constructing High-Fidelity Mobility Maps by Marple, Gary R., Gorsich, David, Jayakumar, Paramsothy, Veerapaneni, Shravan

“…Recent workat the U.S. Army CCDC Ground Vehicle Systems Center has shown that machine learning classifiers can quickly construct high-fidelity mobility maps…”
Get full text

Inverse analysis method using MPP-based dimension reduction for reliability-based design optimization of nonlinear and multi-dimensional systems by Lee, Ikjin, Choi, K.K., Du, Liu, Gorsich, David

“…There are two commonly used analytical reliability analysis methods: linear approximation – first-order reliability method (FORM), and quadratic approximation…”
Get full text