@article{ZAGSEA2020,

title = {Efficient Airframe Noise Reduction Framework via Adjoint-Based Shape Optimization},

author = {B. Y. Zhou, T. Albring, N. R. Gauger, C. R. da Silva, T. Economon, J. J. Alonso},

url = {https://arc.aiaa.org/doi/10.2514/1.J058917},

year  = {2020},

date = {2020-12-29},

journal = {AIAA Journal},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{ZMGG2020,

title = {Simulation and Sensitivity Analysis of a Wing-Tip Mounted Propeller Configuration from the Workshop for Integrated Propeller Prediction (WIPP)},

author = {B. Y. Zhou, M. Morelli, N. R. Gauger, A. Guardone},

url = {https://arc.aiaa.org/doi/abs/10.2514/6.2020-2683},

year  = {2020},

date = {2020-06-08},

journal = {AIAA 2020-2683},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{SZAG2020,

title = {Windowing Regularization Techniques for Unsteady Aerodynamic Shape Optimization},

author = {S. Schotthöfer, B. Y. Zhou, Tim A. Albring, N. R. Gauger},

url = {https://arc.aiaa.org/doi/abs/10.2514/6.2020-3130},

year  = {2020},

date = {2020-06-08},

journal = {AIAA 2020-3130},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{BGGPKE2020,

title = {Coupled Discrete Adjoints for Multiphysics in SU2},

author = {O. Burghardt, N. R. Gauger, P. Gomes, R. Palacios, T. Kattmann, T. Economon},

url = {https://arc.aiaa.org/doi/abs/10.2514/6.2020-3139},

year  = {2020},

date = {2020-06-08},

journal = {AIAA 2020-3139},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{GuentherRSCG2020,

title = {Layer-Parallel Training of Deep Residual Neural Networks},

author = {S. Günther, L. Ruthotto, J. B. Schroder, E. C. Cyr, N. R. Gauger},

url = {https://doi.org/10.1137/19M1247620},

year  = {2020},

date = {2020-02-06},

journal = {SIAM Journal on Mathematics of Data Science},

volume = {2},

number = {1},

pages = {1-23},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{Zhou2020f,

title = {Acoustic Characterization of Glaze and Rime Ice Structures on an Oscillating Airfoil via Fully Unsteady Simulations},

author = {M. Morelli, B. Y. Zhou, N. R. Gauger, A. Guardone},

year  = {2020},

date = {2020-01-07},

journal = {Journal of the American Helicopter Society, accepted for publication},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{Zhou2020a,

title = {Towards Design of Airfoil Pressure Tap Locations for Real-Time Predictions Under Uncertainty Using Bayesian Neural Networks},

author = {W. Shen, X. Huan, B. Y. Zhou, N. R. Gauger},

url = {https://arc.aiaa.org/doi/abs/10.2514/6.2020-0906},

year  = {2020},

date = {2020-01-06},

journal = {AIAA 2020-0906},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{Zhou2020b,

title = {Exploring Unstructured Mesh Adaptation for Hybrid Reynolds-Averaged Navier–Stokes/Large Eddy Simulation},

author = {M. A. Park, W. L. Kleb, W. K. Anderson, S. L. Wood, A. Balan, B. Y. Zhou, N. R. Gauger},

url = {https://arc.aiaa.org/doi/abs/10.2514/6.2020-1139},

year  = {2020},

date = {2020-01-06},

journal = {AIAA 2020-1139},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{Zhou2020c,

title = {Correlation Effects in Bayesian Neural Networks for Computational Aeroacoustics Ice Detection},

author = {J. Hauth, X. Huan, B. Y. Zhou, N. R. Gauger, M. Morelli, A. Guardone

},

url = {https://arc.aiaa.org/doi/abs/10.2514/6.2020-1414},

year  = {2020},

date = {2020-01-06},

journal = {AIAA 2020-1414},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{Zhou2020d,

title = {Development of a Real-Time In-Flight Ice Detection System via Computational Aeroacoustics and Bayesian Neural Networks},

author = {B. Y. Zhou, N. R. Gauger, M. Morelli, A. Guardone, J. Hauth, X. Huan},

url = {https://arc.aiaa.org/doi/abs/10.2514/6.2020-1638},

year  = {2020},

date = {2020-01-06},

journal = {AIAA 2020-1638},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{Zhou2020e,

title = {Adjoint-based Trailing-edge Noise Minimization using Stochastic Noise Generation},

author = {B. Y. Zhou, N. R. Gauger, S. Satcunanathan, M. Meinke, W. Schröder},

url = {https://arc.aiaa.org/doi/abs/10.2514/6.2020-1727},

year  = {2020},

date = {2020-01-06},

journal = {AIAA 2020-1727},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{OeyGau2020,

title = {Global Aerodynamic Design Optimization via Primal-Dual Aggregation Method},

author = {E. Özkaya and N.R. Gauger},

url = {https://link.springer.com/chapter/10.1007/978-3-030-25253-3_5},

year  = {2020},

date = {2020-01-01},

journal = {Notes on Numerical Fluid Mechanics and Multidisciplinary Design},

volume = {142},

pages = {48-57},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{BurgGau2020,

title = {Accurate gradient computations for shape optimization via discrete adjoints in CFD-related multiphysics problems},

author = {O. Burghardt and N.R. Gauger },

url = {https://link.springer.com/chapter/10.1007%2F978-3-030-25253-3_3},

year  = {2020},

date = {2020-01-01},

journal = {Notes on Numerical Fluid Mechanics and Multidisciplinary Design},

volume = {142},

pages = {27-36},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{OGHT2020,

title = {Efficient Design Optimization of Acoustic Liners for Engine Noise Reduction},

author = {E. Özkaya, N. R. Gauger, J. A. Hay, F. Thiele

},

url = {https://arc.aiaa.org/doi/10.2514/1.J057776},

year  = {2020},

date = {2020-01-01},

journal = {AIAA Journal},

volume = {58},

number = {3},

pages = {1140-1156},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{ChatziKeuetal,

title = {GradVis: Visualization and Second Order Analysis of Optimization Surfaces during the Training of Deep Neural Networks},

author = {A. Chatzimichailidis, J. Keuper, F.-J. Pfreundt, N.R. Gauger},

url = {https://ieeexplore.ieee.org/document/8950696},

year  = {2019},

date = {2019-12-04},

journal = {2019 IEEE/ACM Workshop on Machine Learning in High Performance Computing Environments (MLHPC)},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{RajuMuePfrGauetal,

title = {Scalable Hyperparameter Optimization with Lazy Gaussian Processes},

author = {R. Ram, S. Müller, F.-J. Pfreundt, N.R. Gauger, J. Keuper},

url = {https://ieeexplore.ieee.org/document/8950672},

year  = {2019},

date = {2019-12-03},

journal = {2019 IEEE/ACM Workshop on Machine Learning in High Performance Computing Environments (MLHPC)},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{BauSaGauetal2,

title = {Algorithmic Differentiation for Cloud Schemes},

author = {M. Baumgartner, M. Sagebaum, N.R. Gauger, P. Spichtinger, A. Brinkmann},

url = {https://www.geosci-model-dev-discuss.net/gmd-2019-140/gmd-2019-140.pdf},

year  = {2019},

date = {2019-12-02},

journal = {Geoscientific Model Development Discussions},

pages = {1-23},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{BauSaGauetal1,

title = {Algorithmic differentiation for cloud schemes (IFS Cy43r3) using CoDiPack (v1.8.1)},

author = {M. Baumgartner, M. Sagebaum, N.R. Gauger, P. Spichtinger, A. Brinkmann},

url = {https://www.geosci-model-dev.net/12/5197/2019/},

year  = {2019},

date = {2019-12-01},

journal = {Geoscientific Model Development},

volume = {12},

pages = {5197-5212},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{SaAlGauTOMS2019,

title = {High-Performance Derivative Computations using CoDiPack},

author = {M. Sagebaum, T. Albring, N.R. Gauger



 },

url = {https://dl.acm.org/doi/abs/10.1145/3356900},

year  = {2019},

date = {2019-12-01},

journal = {ACM Transactions on Mathematical Software (TOMS)},

volume = {45},

number = {4},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{Özkaya2019,

title = {Efficient Design Optimization of Acoustic Liners for Engine Noise Reduction },

author = {E. Özkaya, N. R. Gauger, J. Abdel Hay, F. Thiele},

url = {https://doi.org/10.2514/1.J057776},

year  = {2019},

date = {2019-11-28},

journal = {AIAA Journal},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{GauLinkSchroe2018,

title = {On high-order pressure-robust space discretisations, their advantages for incompressible high Reynolds number generalised Beltrami flows and beyond},

author = {N.R. Gauger and A. Linke and P.W. Schroeder},

url = {https://smai-jcm.centre-mersenne.org/article/SMAI-JCM_2019__5__89_0.pdf},

year  = {2019},

date = {2019-11-27},

journal = {SMAI Journal of Computational Mathematics},

volume = {5},

pages = {89-129},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{SchwVerstrGau2019ii,

title = {Discrete adjoint gradient evaluations for linear stress and vibration analysis},

author = {M. Schwalbach, T. Verstraete, N.R. Gauger},

url = {https://link.springer.com/article/10.1007/s00791-019-00317-x },

year  = {2019},

date = {2019-10-01},

journal = {Computing and Visualization in Science},

volume = {21},

number = {1-6},

pages = {23-31},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{Zhou2019b,

title = {Hybrid RANS/LES Simulation of Vortex Breakdown Over a Delta Wing},

author = {B. Y. Zhou, N. R. Gauger, B. Diskin, J. K. Pardue, A. Chernikov, C. Tsolakis, F. Drakopoulos, N. N. Chrisochoides},

year  = {2019},

date = {2019-06-20},

journal = {AIAA 2019-3524},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{Zhou2019b,

title = {Towards Real-Time In-Flight Ice Detection Systems via Computational Aeroacoustics and Machine Learning},

author = {B. Y. Zhou, N. R. Gauger, J. Hauth, X. Huan, M. Morelli, A. Guardone},

url = {https://arc.aiaa.org/doi/abs/10.2514/6.2019-3103},

year  = {2019},

date = {2019-06-18},

journal = {AIAA 2019-3103},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{BurgGauEcon2019,

title = {Coupled Adjoints for Conjugate Heat Transfer in Variable Density Incompressible Flows},

author = {O. Burghardt, N.R. Gauger, T. Economon},

url = {https://arc.aiaa.org/doi/10.2514/6.2019-3668},

year  = {2019},

date = {2019-06-14},

journal = {AIAA 2019-3668},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{Venkatesan-Crome-etal2019,

title = {Discrete Adjoint for Unsteady Incompressible Flows Using a Density-based Formulation},

author = {C. Venkatesan-Crome, R. Palacios, T. Kattmann, R. Sanchez, N.R. Gauger, T. Economon},

url = {https://arc.aiaa.org/doi/abs/10.2514/6.2019-3669},

year  = {2019},

date = {2019-06-14},

journal = {AIAA 2019-3669},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{ASOGRBZ2019,

title = {Adjoint Broadband Optimization of a Bypass Liner with Spatially Varying Impedance},

author = {J. Abdel Hay, N. Schönwald, E. Özkaya, N.R. Gauger, C. Richter, R. Bauers, J. Zillmann},

url = {https://arc.aiaa.org/doi/10.2514/6.2019-2485},

year  = {2019},

date = {2019-05-20},

journal = {AIAA 2019-2485},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{NMSAG2019,

title = {Noise Reduction Using a Direct-Hybrid CFD/CAA Method},

author = {A. Niemöller, M. Meinke, W. Schröder, T. Albring, N.R. Gauger},

url = {https://arc.aiaa.org/doi/10.2514/6.2019-2579},

year  = {2019},

date = {2019-05-20},

journal = {AIAA 2019-2579},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{ZGYPD2019,

title = {Adjoint-based Broadband Noise Minimization using Stochastic Noise Generation},

author = {B.Y. Zhou, N.R. Gauger, H. Yao, S. Peng, L. Davidson},

url = {https://arc.aiaa.org/doi/10.2514/6.2019-2697},

year  = {2019},

date = {2019-05-20},

journal = {AIAA 2019-2697},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{Albring2019,

title = {Challenges in Sensitivity Computations for (D) DES and URANS},

author = {T. A. Albring, B. Y. Zhou, N. R Gauger},

url = {https://arc.aiaa.org/doi/abs/10.2514/6.2019-0169 },

year  = {2019},

date = {2019-01-07},

journal = {AIAA 2019-0169},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{Zhou2019,

title = {Towards Adjoint-based Broadband Noise Minimization using Stochastic Noise Generation},

author = {B.Y. Zhou, N. R. Gauger, H-D. Yao, S-H. Peng, L. Davidson},

year  = {2019},

date = {2019-01-07},

journal = {AIAA 2019-0002},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{SchwaVerMueGau2019,

title = {A Comparative Study of Two Different CAD-Based Mesh Deformation Methods for Structural Shape Optimization},

author = {M. Schwalbach and T. Verstraete and J.D. Müller and N.R. Gauger},

url = {https://link.springer.com/chapter/10.1007/978-3-319-89890-2_4},

year  = {2019},

date = {2019-01-02},

journal = {Computational Methods in Applied Sciences},

volume = {49},

pages = {47-60},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{guenther2018pintoptim,

title = {A Non-Intrusive Parallel-in-Time Approach for Simultaneous Optimization with Unsteady PDEs},

author = {S. Günther, N. R. Gauger, J. B. Schroder},

url = {https://arxiv.org/pdf/1801.06356.pdf},

year  = {2019},

date = {2019-01-01},

journal = {Optimization Methods and Software},

volume = {34},

number = {6},

pages = {1306--1321},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{KuGa19,

title = {Robust Airfoil Design in the Context of Multi-objective Optimization},

author = {L. Kusch, N. R. Gauger},

url = {https://link.springer.com/chapter/10.1007/978-3-319-89988-6_23},

year  = {2019},

date = {2019-01-01},

journal = {Computational Methods in Applied Sciences},

volume = {48},

pages = {391-403},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{WalthKuschGauger2018,

title = {New Results for the Handling of Additional Equality Constraints in One-Shot Optimization},

author = {A. Walther and L. Kusch and N.R. Gauger},

url = {https://doi.org/10.1007/s10013-018-0306-y},

year  = {2018},

date = {2018-09-01},

journal = { Vietnam J. Math. },

volume = {46},

number = {4},

pages = {825-836},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{KuSchmGa2018,

title = {An Approximate Newton Smoothing Method for Shape Optimization},

author = {J. Kusch and S. Schmidt and N.R. Gauger},

url = {https://arxiv.org/pdf/1807.11232.pdf},

year  = {2018},

date = {2018-07-31},

journal = {	arXiv:1807.11232},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{Guenther2017,

title = {A Non-Intrusive Parallel-in-Time Adjoint Solver with the XBraid Library},

author = {S. Günther and N.R. Gauger and J.B. Schroder},

url = {https://doi.org/10.1007/s00791-018-0300-7},

issn = {1433-0369},

year  = {2018},

date = {2018-06-27},

journal = {Computing and Visualization in Science},

volume = {19},

number = {3},

pages = {85-95},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{LSMBGG2018,

title = {Adjoint-based Volumetric Shape Optimization of Turbine Blades},

author = {M. Luers and M. Sagebaum and S. Mann and J. Backhaus and D. Großmann and N. R. Gauger},

year  = {2018},

date = {2018-06-27},

journal = {AIAA 2018-3638},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{LaRuGa2018,

title = {Assessment of an Alternative Concept for a High- Altitude Wind-Power Generator},

author = {M. Langbein and M. Ruby and N.R. Gauger},

url = {http://iopscience.iop.org/article/10.1088/1742-6596/1037/4/042023/pdf

},

year  = {2018},

date = {2018-06-25},

journal = {J. Phys.: Conf. Ser.},

volume = {1037},

number = {042023},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{ZKGMS2018,

title = {A Discrete Adjoint Framework for Trailing-Edge Noise Minimization via Porous Material},

author = {B. Y. Zhou and S. R. Koh and N. R. Gauger and M. Meinke and W. Schröder},

url = {https://doi.org/10.1016/j.compfluid.2018.06.017},

year  = {2018},

date = {2018-06-22},

journal = {Computers and Fluids},

volume = {172},

pages = {97--108},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{SaAlGa2018OMS,

title = {Expression templates for primal value taping in the reverse mode of algorithmic differentiation},

author = {M. Sagebaum and T. Albring and  N. R. Gauger},

url = {https://doi.org/10.1080/10556788.2018.1471140},

year  = {2018},

date = {2018-05-18},

journal = {Optimization Methods and Software},

volume = {33},

number = {4-6},

pages = {1207-1231},

publisher = {Taylor & Francis},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{KZMGS2018,

title = {Numerical Analysis of the Impact of Variable Porosity on Trailing-Edge Noise},

author = {S. R. Koh and B.Y. Zhou and M. Meinke and N.R. Gauger and W. Schröder},

url = {https://doi.org/10.1016/j.compfluid.2018.02.015},

year  = {2018},

date = {2018-05-15},

journal = {Computers and Fluids},

volume = {167},

pages = {66-81},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{SchMuVeGa2018,

title = {CAD-based Adjoint Multidisciplinary Optimization of a Radial Turbine under Structural Constraints},

author = {M. Schwalbach and L. Müller and T. Verstraete and N.R. Gauger},

year  = {2018},

date = {2018-05-07},

journal = {Conference Proceedings of GPPS 2018},

number = {GPPS-NA-2018-133},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{OezGauMarFoy2018,

title = {On the Stability of Gradient Based Turbulent Flow Control without Regularization},

author = {E. Özkaya and N.R. Gauger and D. Marinc and H. Foysi},

url = {https://arxiv.org/pdf/1804.11154.pdf},

year  = {2018},

date = {2018-04-30},

journal = {Computing and Visualization in Science},

volume = {submitted},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{sagebaum2018Algorithmic,

title = {Algorithmic Differentiation for Domain Specific Languages},

author = {M. Sagebaum and N.R. Gauger},

url = {https://arxiv.org/abs/1803.04154},

year  = {2018},

date = {2018-03-13},

journal = {arXiv preprint arXiv:1803.04154},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{KAWG2018,

title = {A one-shot optimization framework with additional equality constraints applied to multi-objective aerodynamic shape optimization},

author = {L. Kusch and T. Albring and A. Walther and N.R. Gauger},

url = { https://doi.org/10.1080/10556788.2018.1437158},

year  = {2018},

date = {2018-03-02},

journal = {Optimization Methods and Software},

volume = {33},

number = {4-6},

pages = {694-707},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{Sanchez2017b,

title = {Coupled Adjoint-Based Sensitivities in Large-Displacement Fluid-Structure Interaction using Algorithmic Differentiation},

author = {R. Sanchez, T. Albring, R. Palacios, N. R. Gauger, T. D. Economon, J. J. Alonso},

url = {http://onlinelibrary.wiley.com/doi/10.1002/nme.5700/full},

year  = {2018},

date = {2018-02-17},

journal = {International Journal for Numerical Methods in Engineering},

volume = {113},

number = {7},

pages = {1081–1107},

note = {DOI 10.1002/nme.5700},

keywords = {},

pubstate = {published},

tppubtype = {article}

}

@article{Vitale2017,

title = {Fully turbulent discrete adjoint solver for non-ideal compressible flow applications},

author = {S. Vitale, T. Albring, M. Pini, N. R. Gauger, P. Colonna},

url = {https://www.gppsjournal.org/journals/journal-of-the-global-power-and-propulsion-society/design-method-for-turbomachinery-working-in-the-nicfd-regime/},

year  = {2017},

date = {2017-11-22},

journal = {Journal of the Global Power and Propulsion Society},

volume = {1},

pages = {252-270},

note = {https://doi.org/10.22261/JGPPS.Z1FVOI},

keywords = {},

pubstate = {published},

tppubtype = {article}

}