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Krzysztof J. Fidkowski

Journal Publications

[48] Rakesh Halder, Krzysztof J. Fidkowski, and Kevin J. Maki. An adaptive sampling algorithm for reduced-order models using isomap. International Journal for Numerical Methods in Engineering, 125(8):e7427, 2024. [ bib | DOI | .pdf ]
[47] Krzysztof J. Fidkowski. Gradient-based shape optimization for unsteady turbulent simulations using field inversion and machine learning. Aerospace Science and Technology, 129:107843, October 2022. [ bib | DOI | .pdf ]
[46] Rakesh Halder, Krzysztof J. Fidkowski, and Kevin J. Maki. Non-intrusive reduced-order modeling using convolutional autoencoders. International Journal for Numerical Methods in Engineering, 123(21):5369--5390, 2022. [ bib | DOI | .pdf ]
[45] Krzysztof J. Fidkowski. Output-based error estimation and mesh adaptation for unsteady turbulent flow simulations. Computer Methods in Applied Mechanics and Engineering, 399:115322, 2022. [ bib | DOI | .pdf ]
[44] Yifan Bai and Krzysztof J. Fidkowski. Continuous artificial-viscosity shock capturing for hybrid discontinuous Galerkin on adapted meshes. AIAA Journal, 60(10), 2022. Accepted. [ bib | DOI | .pdf ]
[43] Sijian Tan, Zhihang Zhang, Kevin Makin, Krzysztof J. Fidkowski, and Jesse Capecelatro. Beyond well-mixed: A simple probabilistic model of airborne disease transmission in indoor spaces. Indoor Air, 32, 2022. Accepted. [ bib | DOI | .pdf ]
[42] Krzysztof J. Fidkowski. A coupled inviscid-viscous airfoil analysis solver, revisited. AIAA Journal, 60(5):2961--2971, 2022. [ bib | DOI | .pdf ]
[41] Gustavo L.O. Halila, Anil Yildirim, Charles A. Mader, Krzysztof J. Fidkowski, and Joaquim R. R. A. Martins. Linear stability-based smooth Reynolds--averaged Navier--Stokes transition model for aerodynamic flows. AIAA Journal, 60(2):1077--1090, 2022. [ bib | DOI | .pdf ]
[40] Vivek Ojha, Krzysztof J. Fidkowski, and Carlos E. S. Cesnik. Adaptive high-order fluid-structure interaction simulations with reduced mesh-motion errors. AIAA Journal, 59(6), 2021. [ bib | DOI | .pdf ]
[39] Guodong Chen and Krzysztof J. Fidkowski. Output-based adaptive aerodynamic simulations using convolutional neural networks. Computers and Fluids, 223:104947, 2021. [ bib | DOI | .pdf ]
[38] Krzysztof J. Fidkowski and Guodong Chen. Metric-based, goal-oriented mesh adaptation using machine learning. Journal of Computational Physics, 426:109957, 2021. [ bib | DOI | .pdf ]
[37] Gustavo L. O. Halila, Krzysztof J. Fidkowski, and Joaquim R. R. A. Martins. Towards automatic PSE-based transition to turbulence prediction for aerodynamic flows. AIAA Journal, 59(2), 2021. [ bib | DOI | .pdf ]
[36] Gustavo L.O. Halila, Joaquim R. R. A. Martins, and Krzysztof J. Fidkowski. Adjoint-based aerodynamic shape optimization including transition to turbulence effects. Aerospace Science and Technology, 107:106243, 2020. [ bib | DOI | .pdf ]
[35] Francesco Bassi, Alessandro Colombo, Andrea Crivellini, Krzysztof J. Fidkowski, Matteo Franciolini, Antonio Ghidoni, and Gianmaria Noventa. An entropy-adjoint p-adaptive discontinuous Galerkin method for the under-resolved simulation of turbulent flows. AIAA Journal, 2020. [ bib | DOI | .pdf ]
[34] Guodong Chen and Krzysztof J. Fidkowski. Variable-fidelity multipoint aerodynamic shape optimization with output-based adapted meshes. Aerospace Science and Technology, 105:106004, 2020. [ bib | DOI | .pdf ]
[33] Matteo Franciolini, Krzysztof J. Fidkowski, and Andrea Crivellini. Efficient discontinuous Galerkin implementations and preconditioners for implicit unsteady compressible flow simulations. Computers and Fluids, 203:104452, 2020. [ bib | DOI | .pdf ]
[32] Kaihua Ding and Krzysztof J. Fidkowski. Acceleration of adjoint-based adaptation through sub-iterations. Computers and Fluids, 202:104491, 2020. [ bib | DOI | .pdf ]
[31] Krzysztof J. Fidkowski and Guodong Chen. Outputā€based mesh optimization for hybridized and embedded discontinuous Galerkin methods. International Journal for Numerical Methods in Engineering, 121(5):867--887, 2019. [ bib | DOI | .pdf ]
[30] Gustavo L.O. Halila, Guodong Chen, Yayun Shi, Krzysztof J. Fidkowski, Joaquim R.R.A. Martins, and Márcio Teixeira de Mendonça. High-Reynolds number transitional flow simulation via parabolized stability equations with an adaptive RANS solver. Aerospace Science and Technology, 91:321 -- 336, 2019. [ bib | DOI | http | .pdf ]
[29] Kevin Doetsch and Krzysztof J. Fidkowski. Combined entropy and output-based adjoint approach for mesh refinement and error estimation. AIAA Journal, 57(8), 2019. [ bib | DOI | .pdf ]
[28] Krzysztof J. Fidkowski. Comparison of hybrid and standard discontinuous Galerkin methods in a mesh-optimisation setting. International Journal of Computational Fluid Dynamics, 33(1-2):34--42, 2019. [ bib | DOI | .pdf ]
[27] Guodong Chen and Krzysztof J. Fidkowski. Discretization error control for constrained aerodynamic shape optimization. Journal of Computational Physics, 387:163--185, 2019. [ bib | DOI | .pdf ]
[26] Krzysztof J. Fidkowski. Output-based space-time mesh optimization for unsteady flows using continuous-in-time adjoints. Journal of Computational Physics, 341(15):258--277, July 2017. [ bib | DOI | .pdf ]
[25] Krzysztof J. Fidkowski. A hybridized discontinuous Galerkin method on mapped deforming domains. Computers and Fluids, 139(5):80--91, November 2016. [ bib | DOI | .pdf ]
[24] Devina P. Sanjaya and Krzysztof J. Fidkowski. Improving high-order finite element approximation through geometrical warping. AIAA Journal, 54(12):3994--4010, 2016. [ bib | DOI | .pdf ]
[23] Marco A. Ceze and Krzysztof J. Fidkowski. High-order output-based adaptive simulations of turbulent flow in two dimensions. AIAA Journal, 54(9), 2016. [ bib | DOI | .pdf ]
[22] Steven M. Kast, Johann P.S. Dahm, and Krzysztof J. Fidkowski. Optimal test functions for boundary accuracy in discontinuous finite element methods. Journal of Computational Physics, 298(1):360--386, 2015. [ bib | DOI | http | .pdf ]
[21] Marco A. Ceze and Krzysztof J. Fidkowski. Constrained pseudo-transient continuation. International Journal for Numerical Methods in Engineering, 102:1683--1703, 2015. [ bib | DOI | .pdf ]
[20] Devina Sanjaya, Krzysztof Fidkowski, and Ian Tobasco. Adjoint-accelerated statistical and deterministic inversion of atmospheric contaminant transport. Computers and Fluids, 100(1):291--307, 2014. [ bib | DOI | .pdf ]
[19] M. A. Ceze and K. J. Fidkowski. Drag prediction using adaptive discontinuous finite elements. AIAA Journal of Aircraft, 51(4):1284--1294, 2014. [ bib | DOI | .pdf ]
[18] Krzysztof J. Fidkowski. Algebraic tailoring of discontinuous Galerkin p-multigrid for convection. Computers and Fluids, 98(2):164--176, 2014. [ bib | DOI | .pdf ]
[17] Steven M. Kast and Krzysztof J. Fidkowski. Output-based mesh adaptation for high order Navier-Stokes simulations on deformable domains. Journal of Computational Physics, 252(1):468--494, 2013. [ bib | DOI | .pdf ]
[16] Z.J. Wang, Krzysztof Fidkowski, Remi Abgrall, Francesco Bassi, Doru Caraeni, Andrew Cary, Herman Deconinck, Ralf Hartmann, Koen Hillewaert, H.T. Huynh, Norbert Kroll, Georg May, Per-Olof Persson, Bram van Leer, and Miguel Visbal. High-order CFD methods: Current status and perspective. International Journal for Numerical Methods in Fluids, 72:811--845, 2013. [ bib | DOI | .pdf ]
[15] Marco A. Ceze and Krzysztof J. Fidkowski. An anisotropic hp-adaptation framework for functional prediction. AIAA Journal, 51:492--509, 2013. [ bib | DOI | .pdf ]
[14] K. J. Fidkowski, M. A. Ceze, and P. L. Roe. Entropy-based drag error estimation and mesh adaptation in two dimensions. AIAA Journal of Aircraft, 49(5):1485--1496, September-October 2012. [ bib | DOI | .pdf ]
[13] T. J. Drzewiecki, I. M. Asher, T. P. Grunloch, V. E. Petrov, Krzysztof J. Fidkowski, A. Manera, and T. J. Downar. Parameter sensitivity study of boiling and two-phase flow models in CFD. Journal of Computational Multiphase Flow, 4(4):411--426, 2012. [ bib | DOI | .pdf ]
[12] C. Lieberman, K. Fidkowski, K. Willcox, and B. van Bloemen Waanders. Hessian-based model reduction: large-scale inversion and prediction. International Journal for Numerical Methods in Fluids, 71:135--150, 2012. [ bib | DOI | .pdf ]
[11] R.P. Drake, F.W. Doss, R.G. McClarren, M.L. Adams, N. Amato, D. Bingham, C.C. Chou, C. DiStefano, K. Fidkowski, B. Fryxell, T.I. Gombosi, M.J. Grosskopf, J.P. Holloway, B. van der Holst, C.M. Huntington, S. Karni, C.M. Krauland, C.C. Kuranz, E. Larsen, B. van Leer, B. Mallick, D. Marion, W. Martin, J.E. Morel, E.S. Myra, V. Nair, K.G. Powell, L. Rauchwerger, P. Roe, E. Rutter, I.V. Sokolov, Q. Stout, B.R. Torralva, G. Toth, K. Thornton, and A.J. Visco. Radiative effects in radiative shocks in shock tubes. High Energy Density Physics, 7:130--140, 2011. [ bib | DOI | .pdf ]
[10] Krzysztof J. Fidkowski and Yuxing Luo. Output-based space-time mesh adaptation for the compressible Navier-Stokes equations. Journal of Computational Physics, 230:5753--5773, 2011. [ bib | DOI | .pdf ]
[9] Krzysztof J. Fidkowski. Output error estimation strategies for discontinuous Galerkin discretizations of unsteady convection-dominated flows. International Journal for Numerical Methods in Engineering, 88(12):1297--1322, 2011. [ bib | DOI | .pdf ]
[8] Krzysztof J. Fidkowski and David L. Darmofal. Review of output-based error estimation and mesh adaptation in computational fluid dynamics. AIAA Journal, 49(4):673--694, 2011. [ bib | DOI | .pdf ]
[7] Krzysztof J. Fidkowski and Philip L. Roe. An entropy adjoint approach to mesh refinement. SIAM Journal on Scientific Computing, 32(3):1261--1287, 2010. [ bib | DOI | .pdf ]
[6] D. Galbally, K. Fidkowski, K. Willcox, and O. Ghattas. Nonlinear model reduction for uncertainty quantification in large-scale inverse problems. International Journal for Numerical Methods in Engineering, 81:1581--1608, 2009. [ bib | DOI | .pdf ]
[5] K. J. Fidkowski and D. L. Darmofal. A triangular cut-cell adaptive method for high-order discretizations of the compressible Navier-Stokes equations. Journal of Computational Physics, 225:1653--1672, 2007. [ bib | DOI | .pdf ]
[4] D.W. Milanes, D.R. Kirk, Krzysztof J. Fidkowski, and I.A. Waitz. Gas turbine engine durability impacts of high-fuel-air ratio combustors: near wall reaction effects on film-cooled backward-facing step heat transfer. Journal of Engineering for Gas Turbines and Power, 128(2):318--325, 2006. [ bib | DOI | .pdf ]
[3] Krzysztof J. Fidkowski, Todd A. Oliver, James Lu, and David L. Darmofal. p-Multigrid solution of high--order discontinuous Galerkin discretizations of the compressible Navier-Stokes equations. Journal of Computational Physics, 207:92--113, 2005. [ bib | DOI | .pdf ]
[2] A. Quirrenbach, J.E. Roberts, Krzysztof J. Fidkowski, W. de Vries, and W. van Breugel. Keck adaptive optics observations of the radio galaxy 3C294: A merging system at z = 1.786? The Astrophysical Journal, 556:108--112, July 2001. [ bib | DOI | .pdf ]
[1] J.J. Kirchner, U.J. Becker, R.B. Dinner, and Krzysztof J. Fidkowski. Optimization of drift gases for accuracy in pressurized drift tubes. Numerical Instruments and Methods in Physics Research, 474:238--244, February 2001. [ bib | DOI | .pdf ]

Conference Proceedings

[83] Jacob C. Vander Schaaf, Qizhi Lu, Krzysztof Fidkowski, and Dennis S. Bernstein. Data-driven retrospective cost adaptive flow control. AIAA Paper 2024--1935, 2024. [ bib | DOI | .pdf ]
[82] Braden E. Frigoletto, Krzysztof J. Fidkowski, and Carlos E. S. Cesnik. Towards output-based mesh adaptation for high-order fluid-structure interaction of flexible wings. AIAA Paper 2024--2445, 2024. [ bib | DOI | .pdf ]
[81] Alexander W. Coppeans andand Krzysztof J. Fidkowski and Joaquim R.R.A. Martins. Anisotropic mesh adaptation for high-order meshes in two dimensions. AIAA Paper 2024--1020, 2024. [ bib | DOI | .pdf ]
[80] Miles McGruder and Krzysztof Fidkowski. Incremental super-resolution reconstruction for turbulent flow on high-order discontinuous finite elements. AIAA Paper 2024--1983, 2024. [ bib | DOI | .pdf ]
[79] Krzysztof Fidkowski. Anisotropic metric-based curved meshing using prismatic layers. AIAA Paper 2024--1019, 2024. [ bib | DOI | .pdf ]
[78] Krzysztof Fidkowski. Correcting an algebraic transition model using field inversion and machine learning. AIAA Paper 2024--2739, 2024. [ bib | DOI | .pdf ]
[77] Alexander Coppeans, Krzysztof Fidkowski, and Joaquim R. R. A. Martins. Comparison of finite volume and high order discontinuous Galerkin based aerodynamic shape optimization. AIAA Paper 2023--1845, 2023. [ bib | DOI | .pdf ]
[76] Nathan A. Wukie, Krzysztof Fidkowski, Per-Olof, and Z.J. Wang. High-fidelity CFD verification workshop 2023: Mesh motion. AIAA Paper 2023--1243, 2023. [ bib | DOI | .pdf ]
[75] Alexander O. Kleb, Krzysztof Fidkowski, and Joaquim R. R. A. Martins. Development of a Cartesian cut-cell solver for viscous flows. AIAA Paper 2023--1795, 2023. [ bib | DOI | .pdf ]
[74] Devina P. Sanjaya and Krzysztof Fidkowski. High-order node movement discretization error control in shape optimization. AIAA Paper 2023--2367, 2023. [ bib | DOI | .pdf ]
[73] Braden E. Frigoletto, Vivek Ojha, Krzysztof Fidkowski, and Carlos E. S. Cesnik. Development of a high-order fluid-structure interaction solver for flexible wings. AIAA Paper 2023--0185, 2023. [ bib | DOI | .pdf ]
[72] Miles J. McGruder, Aniruddhe Pradhan, and Krzysztof Fidkowski. A neural-network based adaptive discontinuous Galerkin method for turbulent flow simulations. AIAA Paper 2023--1802, 2023. [ bib | DOI | .pdf ]
[71] Krzysztof J. Fidkowski. Residual-based time-step control for high-order discretizations. AIAA Paper 2023--2294, 2023. [ bib | DOI | .pdf ]
[70] Krzysztof J. Fidkowski. Output-based mesh optimization using metric-conforming node movement. AIAA Paper 2023--2369, 2023. [ bib | DOI | .pdf ]
[69] Krzysztof J. Fidkowski. An interactive airfoil analysis and design tool in Matlab. AIAA Paper 2023--2514, 2023. [ bib | DOI | .pdf ]
[68] Krzysztof J. Fidkowski. Gradient-based shape optimization for unsteady turbulent simulations using dynamic closures. AIAA Paper 2023--0905, 2023. [ bib | DOI | .pdf ]
[67] Krzysztof J. Fidkowski. Adjoint-based adaptation of large-eddy simulations using dynamic closures. AIAA Paper 2023--1850, 2023. [ bib | DOI | .pdf ]
[66] Krzysztof J. Fidkowski. Data-driven adaptation and optimization of turbulent flows. In 33rd Congress of the International Council of the Aeronautical Sciences, number 914, 2022. [ bib | .pdf ]
[65] Yifan Bai and Krzysztof J. Fidkowski. Continuous artificial viscosity shock capturing for hybrid DG on adapted meshes. AIAA Paper 2022--0585, 2022. [ bib | DOI | .pdf ]
[64] Rakesh Halder, Krzysztof J. Fidkowski, and Kevin J. Maki. Local non-intrusive reduced-order modeling using isomap. AIAA Paper 2022--0081, 2022. [ bib | DOI | .pdf ]
[63] Alexander W. Coppeans, Krzysztof J. Fidkowski, and Joaquim R.R.A. Martins. Output based mesh adaptation using overset methods for structured meshes. AIAA Paper 2022--1867, 2022. [ bib | DOI | .pdf ]
[62] Vivek Ojha, Guodong Chen, and Krzysztof J. Fidkowski. Initial mesh generation for solution-adaptive methods using machine learning. AIAA Paper 2022--1244, 2022. [ bib | DOI | .pdf ]
[61] Kevin T. Doetsch Krzysztof J. Fidkowski. A combined entropy and output-based adaptive approach using a stabilized continuous finite element formulation. AIAA Paper 2022--0581, 2022. [ bib | DOI | .pdf ]
[60] Krzysztof J. Fidkowski, Rakesh Halder, and Kevin J. Maki. Model reduction using interpolated systems of equations. AIAA Paper 2022--2323, 2022. [ bib | DOI | .pdf ]
[59] Per-Olof Persson, Krzysztof J. Fidkowski, and Nathan A. Wukie. High-fidelity cfd workshop 2022: Mesh motion. AIAA Paper 2021--1551, 2021. [ bib | DOI | .pdf ]
[58] Ping He, Rakesh Halder, Krzysztof J. Fidkowski, Kevin J. Maki, and Joaquim R. R. A. Martins. An efficient nonlinear reduced-order modeling approach for rapid aerodynamic analysis with openfoam. AIAA Paper 2021--1476, 2021. [ bib | DOI | .pdf ]
[57] Vivek Ojha, Krzysztof J. Fidkowski, and Carlos E. S. Cesnik. Adaptive mesh refinement for fluid-structure interaction simulations. AIAA Paper 2021--0731, 2021. [ bib | DOI | .pdf ]
[56] Kaihua Ding and Krzysztof Fidkowski. Acceleration of adjoint-based adaptation through sub-iterations for unsteady simulations. AIAA Paper 2021--0155, 2021. [ bib | DOI | .pdf ]
[55] Gary Collins, Krzysztof Fidkowski, and Carlos E. Cesnik. Petrov-Galerkin projection-based model reduction with an optimized test space. AIAA Paper 2020--1562, 2020. [ bib | DOI | .pdf ]
[54] Devina P. Sanjaya, Krzysztof J. Fidkowski, and Scott M. Murman. Comparison of algorithms for high-order metric-based mesh optimization. AIAA Paper 2020--1141, 2020. [ bib | DOI | .pdf ]
[53] Vivek Ojha, Krzysztof J. Fidkowski, Carlos E. Cesnik, Philip S. Beran, and Nathan A. Wukie. Assessment of mesh resolution requirements for adaptive high-order fluid structure interaction simulations. AIAA Paper 2020--1051, 2020. [ bib | DOI | .pdf ]
[52] Krzysztof J. Fidkowski and Guodong Chen. A machine-learning anisotropy detection algorithm for output-adapted meshes. AIAA Paper 2020--0341, 2020. [ bib | DOI | .pdf ]
[51] Guodong Chen and Krzysztof J. Fidkowski. Output-based error estimation and mesh adaptation using convolutional neural networks: Application to a scalar advection-diffusion problem. AIAA Paper 2020--1143, 2020. [ bib | DOI | .pdf ]
[50] Qingzhao Wang, Carlos E.S. Cesnik, and Krzysztof J. Fidkowski. Multivariate recurrent neural network models for scalar and distribution predictions in unsteady aerodynamics. AIAA Paper 2020--1533, 2020. [ bib | DOI | .pdf ]
[49] Francesco Bassi, Alessandro Colombo, Andrea Crivellini, Krzysztof Fidkowski, Matteo Franciolini, Antonio Ghidoni, and Gianmaria Noventa. An entropy-adjoint p-adaptive discontinuous Galerkin method for the under-resolved simulation of turbulent flows. AIAA Paper 2019--3418, 2019. [ bib | DOI | .pdf ]
[48] Vivek Ojha, Krzysztof J. Fidkowski, and Carlos E. Cesnik. High-fidelity coupled fluid-structure interaction simulations with adaptive meshing. AIAA Paper 2019--3056, 2019. [ bib | DOI | .pdf ]
[47] Kevin T. Doetsch and Krzysztof J. Fidkowski. Unsteady combined entropy and output-based adjoint approach for mesh refinement and error estimation. AIAA Paper 2019--2951, 2019. [ bib | DOI | .pdf ]
[46] Guodong Chen and Krzysztof J. Fidkowski. Output-based mesh adaptation for variable-fidelity multipoint aerodynamic optimization. AIAA Paper 2019--3057, 2019. [ bib | DOI | .pdf ]
[45] Krzysztof J. Fidkowski. Output-based mesh optimization for the embedded discontinuous Galerkin method. AIAA Paper 2019--2950, 2019. [ bib | DOI | .pdf ]
[44] Gary Collins, Krzysztof J. Fidkowski, and Carlos E. S. Cesnik. Output error estimation for projection-based reduced models. AIAA Paper 2019--3528, 2019. [ bib | DOI | .pdf ]
[43] Gustavo Luiz Olichevis Halila, Guodong Chen, Yayun Shi, Krzysztof J. Fidkowski, and Joaquim R. R. A. Martins. High-Reynolds number transitional flow prediction using a coupled discontinuous-Galerkin RANS PSE framework. AIAA Paper 2019--0974, 2019. [ bib | DOI | .pdf ]
[42] Qingzhao Wang, Renato R. Medeiros, Carlos E. Cesnik, Krzysztof J. Fidkowski, Joël Brezillon, and Hans M. Bleecke. Techniques for improving neural network-based aerodynamics reduced-order models. AIAA Paper 2019--1849, 2019. [ bib | DOI | .pdf ]
[41] Yukiko S. Shimizu and Krzysztof J. Fidkowski. Output-based error estimation for chaotic flows using reduced-order modeling. AIAA Paper 2018--0826, 2018. [ bib | DOI | .pdf ]
[40] Kevin T. Doetsch and Krzysztof J. Fidkowski. A combined entropy and output-based adjoint approach for mesh refinement and error estimation. AIAA Paper 2018--0918, 2018. [ bib | DOI | .pdf ]
[39] Krzysztof J. Fidkowski. Three-dimensional benchmark RANS computations using discontinuous finite elements on solution-adapted meshes. AIAA Paper 2018--1104, 2018. [ bib | DOI | .pdf ]
[38] Kaihua Ding and Krzysztof J. Fidkowski. Output error control using r-adaptation. AIAA Paper 2017--4111, 2017. [ bib | DOI | .pdf ]
[37] Guodong Chen and Krzysztof J. Fidkowski. Airfoil shape optimization using output-based adapted meshes. AIAA Paper 2017--3102, 2017. [ bib | DOI | .pdf ]
[36] Devina P. Sanjaya, Krzysztof J. Fidkowski, Laslo T. Diosady, and Scott M. Murman. Error minimization via metric-based curved-mesh adaptation. AIAA Paper 2017--3099, 2017. [ bib | DOI | .pdf ]
[35] Krzysztof J. Fidkowski. Unsteady output-based adaptation using continuous-in-time adjoints. AIAA Paper 2017--0529, 2017. [ bib | DOI | .pdf ]
[34] Krzysztof J. Fidkowski. Output-based space-time adaptation with non-variational time integration. ECCOMAS conference, 2016. [ bib | .pdf ]
[33] Yukiko S. Shimizu and Krzysztof J. Fidkowski. Output error estimation for chaotic flows. AIAA Paper 2016-3806, 2016. [ bib | DOI | .pdf ]
[32] Kaihua Ding, Krzysztof J. Fidkowski, and Philip L. Roe. Continuous adjoint based error estimation and r-refinement for the active-flux method. AIAA Paper 2016--0832, 2016. [ bib | DOI | .pdf ]
[31] Krzysztof J. Fidkowski and Marco A. Ceze. High-order output-based adaptive simulations of turbulent flow over a three dimensionsional bump. AIAA Paper 2015--0862, 2016. [ bib | DOI | .pdf ]
[30] Krzysztof J. Fidkowski. A local sampling approach to anisotropic metric-based mesh optimization. AIAA Paper 2016--0835, 2016. [ bib | DOI | .pdf ]
[29] Devina P. Sanjaya and Krzysztof J. Fidkowski. Improving high-order finite element approximation through geometrical warping. AIAA Paper 2015--2605, 2015. [ bib | DOI | .pdf ]
[28] Krzysztof J. Fidkowski. An output-based adaptive hybridized discontinuous Galerkin method on deforming domains. AIAA Paper 2015--2602, 2015. [ bib | DOI | .pdf ]
[27] Steven M. Kast, Johann P.S. Dahm, and Krzysztof J. Fidkowski. A hybrid Petrov-Galerkin method for optimal output prediction. AIAA Paper 2015--1956, 2015. [ bib | DOI | .pdf ]
[26] Marco A. Ceze and Krzysztof J. Fidkowski. High-order output-based adaptive simulations of turbulent flow in two dimensions. AIAA Paper 2015--1532, 2015. [ bib | DOI | .pdf ]
[25] Derek J. Dalle and Krzysztof J. Fidkowski. Multifidelity airfoil shape optimization using adaptive meshing. AIAA Paper 2014--2996, 2014. [ bib | DOI | .pdf ]
[24] Benjamin A. Rothacker, Marco A. Ceze, and Krzysztof J. Fidkowski. Adjoint-based error estimation and mesh adaptation for problems with output constraints. AIAA Paper 2014--2576, 2014. [ bib | DOI | .pdf ]
[23] Kaihua Ding, Krzysztof J. Fidkowski, and Philip L. Roe. Acceleration techniques for adjoint-based error estimation and mesh adaptation. Eighth International Conference on Computational Fluid Dynamics ICCFD8-0249, 2014. [ bib | .pdf ]
[22] Johann P.S. Dahm and Krzysztof J. Fidkowski. Error estimation and adaptation in hybridized discontinuous Galerkin methods. AIAA Paper 2014--0078, 2014. [ bib | DOI | .pdf ]
[21] Marco A. Ceze and Krzysztof J. Fidkowski. Pseudo-transient continuation, solution update methods and CFL strategies for DG discretizations of the RANS-SA equations. AIAA Paper 2013--2686, 2013. [ bib | DOI | .pdf ]
[20] Kaihua Ding, Krzysztof J. Fidkowski, and Philip L. Roe. Adjoint-based error estimation and mesh adaptation for the active flux method. AIAA Paper 2013--2942, 2013. [ bib | DOI | .pdf ]
[19] Marnix van Schrojenstein Lantman and Krzysztof J. Fidkowski. Adjoint-based optimization of flapping kinematics in viscous flows. AIAA Paper 2013--2848, 2013. [ bib | DOI | .pdf ]
[18] I. M. Asher, K. J. Fidkowski, T. J. Drzewiecki, T. P. Grunloch, V. E. Petrov, A. Manera, and T. J. Downar. Sensitivity study of Eulerian multiphase boiling models: NPhase-CMFD. 15th International Topical Meeting on Nuclear Reactor Thermal Hydraulics (NURETH-15) 215, 2013. [ bib | .pdf ]
[17] Marco A. Ceze and Krzysztof J. Fidkowski. Drag prediction using adaptive discontinuous finite elements. AIAA Paper 2013-0051, 2013. [ bib | DOI | .pdf ]
[16] Steven M. Kast, Marco A. Ceze, and Krzysztof J. Fidkowski. Output-adaptive solution strategies for unsteady aerodynamics on deformable domains. Seventh International Conference on Computational Fluid Dynamics ICCFD7-3802, 2012. [ bib | .pdf | .pdf ]
[15] Marco A. Ceze and Krzysztof J. Fidkowski. Output-based hp-adaptation applied to aerodynamic flows. Tenth World Congress on Computational Mechanics WCCM-18038, 2012. [ bib | DOI | .pdf ]
[14] Krzysztof J. Fidkowski. An output-based dynamic order refinement strategy for unsteady aerodynamics. AIAA Paper 2012-77, 2012. [ bib | DOI | .pdf ]
[13] T. J. Drzewiecki, I. M. Asher, K. J. Fidkowski, and T. J. Downar. Parameter sensitivity study of boiling and two-phase flow models in computational thermal hydraulics. 14th International Topical Meeting on Nuclear Reactor Thermal Hydraulics (NURETH-14) 502, 2011. [ bib | .pdf ]
[12] Steven M. Kast, Krzysztof J. Fidkowski, and Philip L. Roe. An unsteady entropy adjoint approach for adaptive solution of the shallow-water equations. AIAA Paper 2011-3694, 2011. [ bib | DOI | .pdf ]
[11] Krzysztof J. Fidkowski, Marco A. Ceze, and Philip L. Roe. Drag output error estimation using the entropy adjoint approach. AIAA Paper 2011-3867, 2011. [ bib | DOI | .pdf ]
[10] Marco A. Ceze and Krzysztof J. Fidkowski. A robust adaptive solution strategy for high-order implicit CFD solvers. AIAA Paper 2011-3696, 2011. [ bib | DOI | .pdf ]
[9] Y. Luo and Krzysztof J. Fidkowski. Output-based space time mesh adaptation for unsteady aerodynamics. AIAA Paper 2011-491, 2011. [ bib | DOI | .pdf ]
[8] Ian S. Tobasco and Krzysztof J. Fidkowski. A probabilistic approach to inverse convection-diffusion. AIAA Paper 2011-824, 2011. [ bib | DOI | .pdf ]
[7] Marco A. Ceze and Krzysztof J. Fidkowski. Output-driven anisotropic mesh adaptation for viscous flows using discrete choice optimization. AIAA Paper 2010-0170, 2010. [ bib | DOI | .pdf ]
[6] Krzysztof J. Fidkowski and David L. Darmofal. Output-based error estimation and mesh adaptation: Overview and recent results. AIAA Paper 2009-1303, 2009. [ bib | DOI | .pdf ]
[5] Krzysztof J. Fidkowski and Philip L. Roe. Entropy-based mesh refinement, I: The entropy adjoint approach. AIAA Paper 2009-3790, 2009. [ bib | DOI | .pdf ]
[4] K. Fidkowski, F. Engelsen, K. Willcox, and I. Kroo. Stochastic gust analysis techniques for aircraft conceptual design. AIAA Paper 2008-5848, 2008. [ bib | DOI | .pdf ]
[3] Krzysztof J. Fidkowski and David L. Darmofal. An adaptive simplex cut-cell method for discontinuous Galerkin discretizations of the Navier-Stokes equations. AIAA Paper 2007-3941, 2007. [ bib | DOI | .pdf ]
[2] Todd A. Oliver, Krzysztof J. Fidkowski, and David L. Darmofal. Multigrid solution for high--order discontinuous Galerkin discretization of the compressible Navier-Stokes equations. In Third International Conference on Computational Fluid Dynamics, Toronto, Canada, 2004. [ bib | DOI | .pdf ]
[1] Krzysztof J. Fidkowski and David L. Darmofal. Development of a high-order solver for aerodynamic applications. AIAA Paper 2004-112, 2004. [ bib | DOI | .pdf ]

Technical Reports

[1] Krzysztof J. Fidkowski and David L. Darmofal. Output-based adaptive meshing using triangular cut cells. M.I.T. Aerospace Computational Design Laboratory Report. ACDL TR-06-2, 2006. [ bib | .html | .pdf ]

Lecture Notes

[3] Krzysztof J. Fidkowski. Output-based error estimation and mesh adaptation for steady and unsteady flow problems. In H. Deconinck and T. Horvath, editors, 38th Advanced CFD Lectures Series; Von Karman Institute for Fluid Dynamics (September 14--16 2015). von Karman Institute for Fluid Dynamics, 2015. [ bib | .pdf ]
[2] Krzysztof J. Fidkowski. Quantifying uncertainties in radiation hydrodynamics models. In VKI Uncertainty Quantification Lecture Series, STO-AVT-235, Stanford, CA. von Karman Institute for Fluid Dynamics, 2014. [ bib | .pdf ]
[1] Krzysztof J. Fidkowski. High-order output-based adaptive methods for steady and unsteady aerodynamics. In H. Deconinck and R. Abgrall, editors, 37th Advanced CFD Lectures series; Von Karman Institute for Fluid Dynamics (December 9--12 2013). von Karman Institute for Fluid Dynamics, 2013. [ bib | .pdf ]

Dissertations

[2] Krzysztof J. Fidkowski. A Simplex Cut-Cell Adaptive Method for High--order Discretizations of the Compressible Navier-Stokes Equations. PhD thesis, Massachusetts Institute of Technology, Cambridge, Massachusetts, 2007. [ bib | http | .pdf ]
[1] Krzysztof J. Fidkowski. A high--order discontinuous Galerkin multigrid solver for aerodynamic applications. MS thesis, M.I.T., Department of Aeronautics and Astronautics, June 2004. [ bib | http | .pdf ]

 

Selected Presentations

Error Estimation and Mesh Adaptation Using Output Adjoints
38th Advanced VKI CFD Lecture Series, September 2015.

High-Order Output-Based Adaptive Methods for Steady and Unsteady Aerodynamics
37th Advanced VKI CFD Lecture Series, December 2013.

Is My CFD Mesh Adequate? A Quantitative Answer
Gas Dynamics Research Colloquium, February 2011.

Output-Based Error Estimation and Mesh Adaptation in Computational Fluid Dynamics: Overview and Recent Results
2009 AIAA Aerospace Sciences Meeting, January 2009.

Progress in Mesh-Adaptive Discontinuous Galerkin Methods for CFD
German Aerospace Center Seminar, May 2009.

Entropy-based Refinement I: The Entropy Adjoint Approach
2009 AIAA Computational Fluid Dynamics Conference, June 2009.

Nonlinear Model Reduction for Uncertainty Quantification in Large-Scale Inverse Problems
Computational Aerospace Sciences Seminar, October 2008.

Towards Automated Mesh Adaptation Using Simplex Cut Cells
Computational Research in Boston seminar, November 2007.

Introduction to the Discontinuous Galerkin Method
Lab seminar at MIT, March 2005.