Publications of Vasileios Fragkoulis

Scientific Poster

  • Fragkoulis, V.C.; Kougioumtzoglou, I.A.; Pantelous, A.A.; Beer, M. (2019): Non-stationary response statistics of nonlinear oscillators with fractional derivative elements under evolutionary stochastic excitation | File |

Journal Articles

  • Wang, Z.W.; Lu, X.F.; Zhang, W.M.; Fragkoulis, V.C.; Zhang, Y.F.; Beer, M. (2024): Deep Learning-Based Prediction of Wind-Induced Lateral Displacement Response of Suspension Bridge Decks for Structural Health MonitoringJournal of Wind Engineering & Industrial Aerodynamics, 247, Article 105679
    DOI: 10.1016/j.jweia.2024.105679
  • Fragkoulis, V.C.; Kougioumtzoglou, I.A. (2023): Survival probability determination of nonlinear oscillators with fractional derivative elements under evolutionary stochastic excitationProbabilistic Engineering Mechanics, 71, 103411
    DOI: 10.1016/j.probengmech.2022.103411
  • Ni, P.H.; Fragkoulis, V.C.; Kong, F.; Mitseas, I.P.; Beer, M. (2023): Non-stationary response of nonlinear systems with singular parameter matrices subject to combined deterministic and stochastic excitationMechanical Systems and Signal Processing, 188, Article 110009
    DOI: 10.1016/j.ymssp.2022.110009
  • Wang, Z.W.; Lu, X.F.; Zhang, W.M.; Fragkoulis, V.C.; Beer, M.; Zhang, Y.F. (2023): Deep Learning-Based Reconstruction of Missing Long-Term Girder-End Displacement Data for Suspension Bridge Health MonitoringComputers and Structures, 284, Article 107070.
    DOI: 10.1016/j.compstruc.2023.107070
  • Fragkoulis, V.C.; Kougioumtzoglou, I.A.; Pantelous, A.A.; Beer, M. (2022): Joint statistics of natural frequencies corresponding to structural systems with singular random parameter matricesASCE Journal of Engineering Mechanics, 148(3). Article 04022001.
  • Han, R.; Fragkoulis, V.C.; Kong, F.; Beer, M.; Peng, Y.B. (2022): Non-stationary response determination of nonlinear systems subjected to combined deterministic and evolutionary stochastic excitationsInternational Journal of Non-Linear Mechanics, 147, Article 104192, (Special Issue, Invited).
    DOI: 10.1016/j.ijnonlinmec.2022.104192
  • Kougioumtzoglou, I.A., Ni, P.H.; Mitseas, I.P.; Fragkoulis, V.C.; Beer, M. (2022): An approximate stochastic dynamics approach for design spectrum based response analysis of nonlinear structural systems with fractional derivative elementsInternational Journal of Non-Linear Mechanics, 146, Article 104178.
    DOI: 10.1016/j.ijnonlinmec.2022.104178
  • Ni, P.H.; Jerez, D.J.; Fragkoulis, V.C.; Faes, M.G.R.; Valdebenito, M.A.; Beer, M. (2022): Operator Norm-based Statistical Linearization to Bound the First Excursion Probability of Nonlinear Structures Subjected to Imprecise Stochastic LoadingASCE-ASME Journal of Risk and Uncertainty in Engineering Systems, Part A: Civil Engineering, 8(1), Article 04021086.
  • Pasparakis, G.D.; Kougioumtzoglou, I.A.; Fragkoulis, V.C.; Kong, F.; Beer, M. (2022): Excitation-response relationships for linear structural systems with singular parameter matrices: A periodized harmonic wavelet perspectiveMechanical Systems and Signal Processing, 169, Article 108701.
  • Karageorgos, A. D., Moysis, L., Fragkoulis, V. C., Kougioumtzoglou, I. A., and Pantelous, A. A. (2021): Random vibration of linear systems with singular matrices based on Kronecker canonical forms of matrix pencilsMechanical Systems and Signal Processing, 161, 107896.
  • Ni, P.H.; Fragkoulis, V.C.; Kong, F.; Mitseas, I.P.; Beer, M. (2021): Response determination of nonlinear systems with singular matrices subject to combined stochastic and deterministic excitationsASCE-ASME Journal of Risk and Uncertainty in Engineering Systems, Part A: Civil Engineering, 7(4), Article 04021049.
  • Pirrotta, A., Kougioumtzoglou, I. A., Di Matteo, A., Fragkoulis, V. C., Pantelous, A. A., and Adam, C. (2021): Deterministic and random vibration of linear systems with singular parameter matrices and fractional derivative termsJournal of engineering mechanics, DOI: 10.1061/(ASCE)EM.1943-7889.0001937.
  • Pasparakis, G.; Fragkoulis, V.; Beer, M. (2020): Harmonic wavelets based response evolutionary power spectrum determination of linear and nonlinear structural systems with singular matricesMechanical Systems and Signal Processing, 149, Article 107203. | File |
    DOI: 10.1016/j.ymssp.2020.107203
  • Fragkoulis, V.C.; Kougioumtzoglou, I.A.; Pantelous, A.A.; Beer, M. (2019): Non-stationary response statistics of nonlinear oscillators with fractional derivative elements under evolutionary stochastic excitationNonlinear Dynamics, 7, 1–13, doi 10.1007/s11071-019-05124-0.
  • Kougioumtzoglou, I.A., Fragkoulis, V.C., Pantelous, A.A., Pirrotta, A. (2017): Random vibration of linear and nonlinear structural systems with singular matrices: A frequency domain approachJournal of Sound and Vibration, 404:84-101.
    DOI: 10.1016/j.jsv.2017.05.038
  • Fragkoulis, V.C., Kougioumtzoglou, I.A., Pantelous, A.A. (2016): Statistical linearization of nonlinear structural systems with singular matricesASCE Journal of Engineering Mechanics, 142(9):04016063-11.
    DOI: 10.1061/(ASCE)EM.1943-7889.0001119
  • Fragkoulis, V.C., Kougioumtzoglou, I.A., Pantelous, A.A. (2015): Linear random vibration of structural systems with singular matricesASCE Journal of Engineering Mechanics, 142(2):04015081-11.
    DOI: 10.1061/(ASCE)EM.1943-7889.0001000

Conference Papers

  • Fragkoulis V. C.; Kougioumtzoglou I. A. (2022): Survival probability determination of nonlinear oscillators with fractional derivative terms under evolutionary stochastic excitationProceedings of the Engineering Mechanics Institute Conference (EMI 2022), May 31 – June 3, 2022, John Hopkins University, Baltimore, USA.
  • Fragkoulis V. C.; Kougioumtzoglou I. A.; Pantelous A. A.; Beer M. (2022): Joint statistics of natural frequencies of linear structural systems with singular matricesProceedings of the 13th International Conference On Structural Safety And Reliability (ICOSSAR 2021-2022), 13-17 September, 2022, Tongji University, Shanghai, China.
  • Ni P.; Fragkoulis V. C.; Kong F.; Mitseas I. P.; Beer M. (2022): Equivalent statistical quadratization based response analysis for nonlinear oscillators with fractional derivative termsProceedings of the 14th International Conference on Computational Structures Technology (CST 2022), 23-25 August, 2022, Montpellier, France.
  • Ni P.; Fragkoulis V. C.; Kong F.; Mitseas I. P.; Beer M. (2022): Response of an MDOF nonlinear system with constraints under combined deterministic and non-stationary stochastic excitationProceedings of the 8th International Symposium on Reliability Engineering and Risk Management (ISRERM 2022), 4-7 September, 2022, Leibniz University Hannover, Hannover, Germany.
  • Ni P.; Fragkoulis V. C.; Kong F.; Mitseas I. P.; Beer M. (2022): Response determination of a nonlinear energy harvesting device under combined stochastic and deterministic loadsProceedings of the 13th International Conference On Structural Safety And Reliability (ICOSSAR 2021-2022), 13-17 September, 2022, Tongji University, Shanghai, China.
  • Ni P.; Kougioumtzoglou I. A.; Mitseas I. P.; Fragkoulis V. C.; Beer M. (2022): Stochastic dynamics framework for nonlinear oscillators endowed with fractional derivative elements under compatible design-spectrum seismic excitationProceedings of the International Conference on Nonlinear Solid Mechanics (ICoNSoM) 2022, 13-16 June, Alghero, Sardinia, Italy.
  • Pasparakis G. D.; Fragkoulis V. C.; Kong F.; Beer M. (2022): Stochastic response analysis of a piezoelectric harvesting device subjected to non-stationary loadingProceedings of the 8th International Symposium on Reliability Engineering and Risk Management (ISRERM 2022), 4-7 September, 2022, Leibniz University Hannover, Hannover, Germany.
  • Pasparakis G. D.; Fragkoulis V. C.; Kong F.; Beer M. (2022): Joint time-frequency response analysis of linear systems with singular matricesProceedings of the 13th International Conference On Structural Safety And Reliability (ICOSSAR 2021-2022), 13-17 September, 2022, Tongji University, Shanghai, China.
  • Pasparakis G. D.; Fragkoulis V. C.; Kougioumtzoglou I. A.; Beer M. (2022): Discovering nonlinear structural system dynamics based on compressive sampling concepts and toolsProceedings of the Engineering Mechanics Institute Conference (EMI 2022), May 31 - June 3, 2022, John Hopkins University, Baltimore, USA.
  • Faes, M.G.R., Fragkoulis, V.C., Ni, P., Valdebenito, M.A., Jerez, D., and Beer, M. (2021): Breaking the double loop in nonlinear dynamic reliability analysis under epistemic uncertaintyProceedings of the 8th ECCOMAS Thematic Conference on Computational Methods in Structural Dynamics and Earthquake Engineering (COMPDYN 2021), Athens, Greece, 27-30 June, 2021.
  • Fragkoulis, V.C., Kougioumtzoglou, I.A., Pantelous, A.A., and Beer, M. (2021): On the random eigenvalue problem for linear structural systems with singular matrices and parametric uncertaintiesIn: Proceedings of the Engineering Mechanics Institute Conference (EMI/PMC 2021), May 25-28, 2021, Columbia University, New York, USA.
  • Karageorgos, A.D., Moysis, L, Fragkoulis, V.C., Kougioumtzoglou, I.A., and Pantelous, A.A. (2021): A Weierstrass-Kronecker canonical form approach for stochastic response determination of linear systems with singular matricesProceedings of the Engineering Mechanics Institute Conference (EMI/PMC 2021), May 25-28, 2021, Columbia University, New York, USA.
  • Mitseas, I. P., Ni, P. , Fragkoulis, V.C., Kong, F., Beer M., and Fragiadakis, M. (2021): Stochastic nonlinear response of structural systems endowed with singular matrices subject to combined periodic and stochastic excitationsProceedings of the 8th ECCOMAS Thematic Conference on Computational Methods in Structural Dynamics and Earthquake Engineering (COMPDYN 2021), Athens, Greece, 27-30 June, 2021.
  • Fragkoulis, V.C., Kougioumtzoglou, I.A., Pantelous, A.A., and Beer, M. (2020): Response evolutionary power spectrum determination of nonlinear oscillators with fractional derivative elementsXI International Conference on Structural Dynamics (EURODYN 2020), 23-26 November, 2020, Athens, Greece.
  • Ni P., Mitseas I. P., Fragkoulis V. C., Kougioumtzoglou I. A., Beer M. (2020): Peak response determination of nonlinear oscillators with fractional derivative elements under code-compliant stochastic seismic excitationsProceedings of the XI International Conference on Structural Dynamics (EURODYN 2020), Athens, Greece, 22-24 June, 2020 (Accepted).
  • Pasparakis G., Fragkoulis V. C., Comerford L., Mitseas I.P., Beer M. (2020): Response evolutionary power spectrum determination of linear and nonlinear structural systems with singular matrices subjected to non-stationary stochastic excitationproceedings of the XI International Conference on Structural Dynamics (EURODYN 2020), Athens, Greece, 22-24 June, 2020 (Accepted). | File |
  • Fragkoulis, V.C., Kougioumtzoglou, I.A., Pantelous, A.A., and Beer, M. (2019): Nonstationary stochastic response determination of nonlinear oscillators with fractional derivative elementsProceedings of the Engineering Mechanics Institute International Conference (EMI International 2019), July 3-5, 2019, Lyon, France.
  • Pasparakis G., Fragkoulis V. C., Comerford L., Mitseas I. P., Beer M. (2019): A harmonic wavelets based analysis for the response determination of linear and nonlinear MDOF structural systems with singular matricesProceedings of the 16th International Conference on Civil, Structural and Environmental Engineering Computing (CIVIL-COMP 2019), Lake Garda, Italy, 16-19 September, 2019.
  • Fragkoulis, V.C., Kougioumtzoglou, I.A., Pantelous, A.A., Pirrotta, A. (2017): A frequency domain methodology for determining the stochastic response of systems with singular matricesProceedings of the Engineering Mechanics Institute Conference (EMI 2017), UC San Diego, June 4-7, 2017.
  • Fragkoulis, V.C., Kougioumtzoglou, I.A., Pantelous, A.A., Pirrotta, A. (2017): A Moore-Penrose frequency domain approach for stochastic response determination of structural systems with singular matricesProceedings of the 12th International Conference On Structural Safety And Reliability (ICOSSAR 2017), 6-10 August, 2017, TU Wien, Vienna, Austria.
  • Spanos, P. D. , Fragkoulis, V. C., Kougioumtzoglou, I. A., Pantelous, A. A. (2016): Random vibration integrals for systems endowed with fractional derivative elementsProceedings of the Engineering Mechanics Institute Conference, and Probabilistic Mechanics & Reliability Conference (EMI 2016 & PMC 2016), Vanderbilt University, May 22-25, 2016.
  • Fragkoulis, V.C., Kougioumtzoglou, I.A., Pantelous, A.A. (2015): Statistical linearization of nonlinear systems with singular mass matricesProceedings of the Engineering Mechanics Institute Conference (EMI 2015), Stanford University, June 16-19, 2015.
  • Fragkoulis, V.C., Kougioumtzoglou, I.A., Pantelous, A.A. (2014): Random vibration of linear systems with singular mass matricesProceedings of the 7th International Conference on Computational Stochastic Mechanics (CSM 7), Santorini, Greece, 15-18 June, 2014, G. Deodatis, P. D. Spanos (Eds.), Research Publishing, p. 277-285.
    ISBN: 978-981-09-5348-5
  • Fragkoulis, V.C., Kougioumtzoglou, I.A., Pantelous, A.A., Pirrotta, A. (2014): Higher order matrix differential equations with singular coefficient matricesProceedings of the 12th International Conference of Numerical Analysis and Applied Mathematics (ICNAAM 2014), Rhodes, Greece, 22-28 September, 2014, American Institute of Physics (AIP) Conf. Proc. 1648, 340002-1340002-4.
    DOI: 10.1063/1.4912578