Dr. Drosos Kourounis

Teaching

Fall 2017

• Software Atelier: Partial Differential Equations, Kourounis D., SA 2017-2018

Spring 2017

• Reservoir Simulation, Petroleum Engineering MSc Course, Technical University of Crete, (5 ECTS)
• TA, Software Atelier: Simulation, Data Science & Supercomputing (6 ECTS)

Fall 2016

• Software Atelier: Differential Equations, Kourounis D., Kothari H., SA 2016-2017, (3 ECTS)

Spring 2016

• Reservoir Simulation, Petroleum Engineering MSc Course, Technical University of Crete, (5 ECTS)
• TA, Software Atelier: Simulation, Data Science & Supercomputing (6 ECTS)

Fall 2015

• PDE Software Lab (4 ECTS)

Spring 2015

• TA, Software Atelier: Supercomputing and Simulations (6 ECTS)

Fall 2014

• PDE Software Lab (4 ECTS)

Spring 2013

• TA, Computational Science (6 ECTS)

Spring 2012

• TA, Computational Science (6 ECTS)

Publications

In peer-reviewed journals

1. Charalambopoulos, A, Markaki, V, Kourounis, D.The inverse conductivity problemvia the calculus of functions of bounded variation.Math Meth Appl Sci. pp. 1–41,February 2020.https://doi.org/10.1002/mma.6251
2. Juraj Kardoš, Drosos Kourounis, Olaf Schenk,Two-Level Parallel Augmented SchurComplement Interior-Point Algorithms for the Solution of Security Constrained Optimal Power Flow Problems, IEEE Transaction on Power Systems, September 2019. https://doi.org/10.1109/TPWRS.2019.2942964.
   
3. Stavrou, Vasileios D., Kourounis, Drosos, Dimakopoulos, Konstantinos, Pana-giotopoulos, Ioannis, Gergidis, Leonidas N.,Magnetic skyrmions in FePt nanopar-ticles having Reuleaux 3D geometry: a micromagnetic simulation study, Nanoscale,October 2019. http://dx.doi.org/10.1039/C9NR04829D
4.  Leonidas N. Gergidis, Vasileios D. Stavrou, Drosos Kourounis, Ioannis Panagiotopoulos, Micromagnetic simulations study of skyrmions in magnetic FePt nanoelements, Journal of Magnetism and Magnetic Materials, vol 481, pp. 111-121, July 2019. https://doi.org/10.1016/j.jmmm.2019.02.096
5. D. Kourounis, A. Fuchs, O. Schenk, Towards the next generation of multiperiod optimal power flow solvers, IEEE Transactions on Power Systems, 33(4), pp. 4005-4014, 2018. https://doi.org/10.1109/TPWRS.2017.2789187.
6. F. Verbosio,  A.D. Coninck, D. Kourounis, O. Schenk, Enhancing the Scalability of Selected Inversion Factorization Algorithms in Genomic Prediction, Journal of Computational Science, Available online 1 September 2017. https://doi.org/10.1016/j.jocs.2017.08.013
   
7. A.D. Coninck, B.D. Baets,  D. Kourounis, F. Verbosio, O. Schenk, S. Maenhout and J. Fostier, Needles: Towards Large-Scale Genomic Prediction with Marker-by-Environment Interaction, Genetics 202(2), pp. 1-12, 2016. http://dx.doi.org/10.1534/genetics.115.179887
8. D. Kourounis and O. Schenk, Constraint handling for gradient-based optimization of compositional reservoir flow, Journal of Computational Geosciences, Journal of Computational Geosciences, 19(5), pp.1109-1122, 2015. http://dx.doi.org/10.1007/s10596-015-9524-5
9. D. Boscaini, D. Eynard, D. Kourounis, M. M. Bronstein, Shape-from-Operator: recovering shapes from intrinsic operators, Computer Graphics Forum (EUROGRAPHICS), Vol. 34(2), 265-274, 2015. http://dx.doi.org/10.1111/cgf.12558
10. M. J. Grote, J. Huber, D. Kourounis, O. Schenk, Inexact Interior-Point Method for PDE-Constrained Nonlinear Optimization, SIAM J. Sci. Comput., 36(3), A1251–A1276, 2014. http://dx.doi.org/10.1137/130921283
11. D. Kourounis, L.J. Durlofsky, J. D. Jansen, and K. Aziz, Adjoint formulation and constraint handling for gradient-based optimization of compositional reservoir flow, Journal of Computational Geosciences, 18(2), pp.117-137, 2014. http://dx.doi.org/10.1007/s10596-013-9385-8
12. M. Arioli, D. Kourounis, D. Loghin Discrete fractional Sobolev norms for domain decomposition preconditioning IMA Journal of Numerical Analysis, May 2012, http://imajna.oxfordjournals.org/content/early/2012/05/04/imanum.drr024.abstract
13. D. Kourounis, L. N. Gergidis, and A. Charalambopoulos, Sensitivity of the acoustic scattering problem in prolate spheroidal geometry with respect to wavenumber and shape. Computer Modeling in Engineering and Sciences, June 2008, http://www.techscience.com/doi/10.3970/cmes.2008.028.185.html
14. M. Möller, D. Kuzmin, and D. Kourounis, Implicit FEM-FCT algorithms and discrete Newton methods for transient convection problems. International J. for Numerical Methods in Fluids, Published online Nov 2007, http://www3.interscience.wiley.com/cgi-bin/fulltext/116841348/PDFSTART, doi: 10.1002/fld.1654.
15. L. N. Gergidis, D. Kourounis, S. Mavratzas, and A. Charalambopoulos, Acoustic scattering in prolate spheroidal geometry via Vekua transformation – Theory and numerical results. Computer Modeling in Engineering and Sciences, 21(2), pp 157–176 (2007). http://dx.doi.org/0.3970/cmes.2007.021.157
16. A. Charalambopoulos, D. I. Fotiadis, D. Kourounis, and C. V. Massalas, On the solution of boundary value problems using spheroidal eigenvectors. Computer Physics Communications, 139(2), pp 153–171 (2001). http://dx.doi.org/10.1016/S0010-4655(01)00206-5

In peer-reviewed conference proceedings

1. Simpson T., Dimosthenis . P., Kourounis D., Fujita K., Yamaguchi T. ., Tsuyoshi I., Schenk O. (in press) Balanced Graph Partition Refinement using the Graph p-Laplacian. Proceedings of the ACM Platform for Advanced Scientific Computing Conference. PASC18. Basel, Switzerland. July 02 to 04, 2018
2. O Malley C., Roald L., Kourounis D., Schenk O., Hug G. Security Assessment in Gas-Electric Networks. IEEE Xplore Proceedings of the 20th Power Systems Computation Conference. IEEE Xplore Proceedings. PSCC 2018, 20th Power Systems Computation Conference. Dublin, Ireland. June 11-15, 2018
3. O Malley C., Kourounis D., Schenk O., Hug G., Finite Volume Methods for Transient Modeling of Gas Pipelines. IEEE Xplore Proceedings of the 5th IEEE International Energy Conference ENERGYCON. Limassol, Cyprus. Jun 3-7, 2018.
4. A. De Coninck, D. Kourounis, F. Verbosio, O. Schenk, B. De Baets, S. Maenhout, J. Fostier, Towards Parallel Large-Scale Genomic Prediction by Coupling Sparse and Dense Matrix Algebra, 23rd Euromicro International Conference on Parallel, Distributed and Network-Based Processing (PDP), 747-750, 2015. http://dx.doi.org/10.1109/PDP.2015.94
5. R. Rwechungura, E. Bhark, O.T. Miljeteig, A. Suman, D. Kourounis, B. Foss, L. Hoier, J. Kleppe, Results of the First Norne Field Case on History Matching and Recovery Optimization Using Production and 4D Seismic Data, SPE Annual Technical Conference and Exhibition, 8-10 October 2012, San Antonio, Texas, USA, https://www.onepetro.org/conference-paper/SPE-157112-MS
6. D. Kourounis, D. Voskov, K. Aziz Adjoint Methods for Multicomponent Flow Simulation 12th European Conference on the Mathematics of Oil Recovery, September 2010. http://www.earthdoc.org/publication/publicationdetails/?publication= 41315
7. D. Kourounis, A. Charalambopoulos, and D.I. Fotiadis, Human head interaction with mobile phones: the spheroidal head model., Proceedings of the Fifth International Workshop on Mathematical Methods in Scattering Theory and Biomedical Technology, pp. 319-335, 2002, Corfu, Greece. http://www.worldscientific.com/doi/abs/10.1142/9789812777140_0027

1. D. Kourounis, L.N. Gergidis, M. Saunders, A. Walther, O. Schenk . Compile-Time Symbolic Differentiation Using C++ Expression Templates. ICS Preprint 201403, Institute of Computational Science, Università della Svizzera Italiana, 2014. https://arxiv.org/abs/1705.01729
   

Talks

2016

1. Efficient Solution of Large Scale Multi-Stage Optimal Power Flow Problems Using Interior Point Methods, ECCOMAS Congress 2016, June, Crete Island, Greece

2015

1. The Identifiability Approach for Time­-Dependent Full Waveform Inversion, 22nd Inter­national Symposium on Mathematical Programming, July, Pittsburg, US
2. Full Waveform Inversion for the Identifiable Subspace using Interior Point Methods, SIAM, Conference on Mathematical and Computational Issues in the Geosciences, June, Stanford, US
3. Full Waveform Inversion for the Identifiable Subspace, Platform for Advanced Scientific Computing Conference, June, Zurich, Switzerland
4. The Identifiability Approach for Seismic Inversion, 86th Annual Meeting of the International Association of Applied Mathematics and Mechanics, March, Lecce, Italy
5. Including explicit marker-by-environment interaction for large scale genomic prediction, 20th National Symposium for Applied Biological Sciences, Université catholique de Louvain, Louvain, Belgium

2014

1. Constraint handling for optimization of compositional reservoir flow, Platform for Advanced Scientific Computing Conference, June, Zurich, Switzerland
2. Constraint handling for gradient-based optimization of compositional reservoir flow, SIAM, Conference on Mathematical and Computational Issues in the Geosciences, September, Stanford, US
3. Adjoint Methods in Computational Science, Engineering, and Finance, Dagstuhl Seminar 14371, September, Dagstuhl, Germany

2013

1. Optimization of oil recovery subject to non-differentiable constraints using adjoint gradient-based methods, Swiss Numerics Colloquium, EPFL, April, Lausanne, Switzerland
2. PDE-Constrained Optimization with Inequality Constraints: Combining Full Space and Reduced Space, SIAM Conference on Mathematical and Computational Issues in the Geosciences, June, University of Padova, Italy
3. Constraint handling for gradient-based optimization of compositional reservoir flow, 5th International Conference on Porous Media, May, Prague, Czech Republic

2011

1. Adjoint Gradient-based optimization of the Norne benchmark case using Eclipse and AD-GPRS, The 7th International Conference on Integrated Operations in the Petroleum Industry, June, IO Center, Trondheim, Norway

2010

1. Adjoint Methods for Multicomponent Flow Simulation, 12th European Conference on the Mathematics of Oil Recovery, September, Oxford, UK

Invited Talks

2015

1. Optimization of oil field operations, School of Mineral Resources Engineering, Chania, Creta, Greece, May, 2015
2. Constraint handling for gradient-based optimization of compositional reservoir flow, National Technical University of Athens, Athens, Greece, March, 2015

2014

1. Constraint handling for gradient-based optimization of compositional reservoir flow, Department of Civil Engineering and Geosciences, Delft University of Technology, Delft, Netherlands, December, 2014

2013

1. Adjoint methods for compositional flow in porous media for optimization of oil-recovery, Seminar of Numerical Analysis, Department of Geophysics, ETH, Zurich, Switzerland, March, 2013

2012

1. Adjoint methods for gradient-based optimization of oil recovery, Department of Mathematics, University of Basel, Basel, Switzerland, October, 2012

2011

1. Adjoint Gradient-based optimization in AD-GPRS, The 6th Smart Fields Annual Meeting, Department of Energy Resources Engineering, Stanford University, Stanford, US, November, 2011
2. Adjoint gradient-based optimization of compositional flow, Smart Fields Affiliates: Transition and Review Meeting, Department of Energy Resources Engineering, Stanford University, Stanford, US, November, 2011
3. Gradient-based optimization in AD-GPRS, Norwegian University of Science and Technology, Trondheim, Norway, June, 2011
4. Adjoint formulations for gradient-based optimization of compositional flow, Weierstrass Institute for Applied Analysis and Stochastics, Berlin, Germany, Trondheim, Norway, June, 2011

2010

1. Adjoint gradient-based optimization of compositional flow, Advanced Wells and Smart Fields Affiliates: Transition and Review Meeting, Department of Energy Resources Engineering, Stanford University, Stanford, US, November, 2010
2. Gradient-based optimization in AD-GPRS, The 5th Smart Fields Annual Meeting, Department of Energy Resources Engineering, Stanford University, Stanford, US, May, 2010

2009

1. Optimization tools in AD-GPRS, The 4th Smart Fields Annual Meeting, Department of Energy Resources Engineering, Stanford University, Stanford, US, April, 2009
2. Optimal domain decomposition algorithms based on interpolation of Sobolev spaces, Institute for Computational & Mathematical Engineering, Stanford University, Stanford, US, January 2009

2007

1. Ill conditioned matrices in semi-analytical methods applied for the solution of scattering problems, Midlands Numerical Analysis Group, University of Leicester, May, 2007

2005

1. Recent advances in the FCT stabilization method, November, University of Dortmund, Department of Mathematics, November, 2005
2. The FCT stabilization method for convection-diffusion problems, Weierstrass Institute for Applied Analysis and Stochastics, Berlin, Germany, October, 2005

Education

Dissertation: Boundary Value Problems with Applications to Biomedical Engineering

Advisor: Antonios Charalambopoulos

• Aristotle University of Thessaloniki, Greece
  10/1995–7/2000: Department of Electrical and Computer Engineering, Engineer’s Degree
• University of Ioannina, Greece
  1/2003–11/2008: Department of Materials Science and Engineering, PhD October 2008
• Stanford University, USA
  1/2009–12/2011: Department of Energy Resources Engineering, post-doc in Smart-Fields Consortium and SUPRI-B Reservoir Simulation group
• Università della Svizzera Italiana
  1/2012–present: Institute of Computational Science, senior research associate