Dr. Oldrich Rakovec

Research interest/topics:

• Mesoscale Hydrologic Model
• Data assimilation in the hydrologic model mHM, large domain simulations (from regional to global)
  
• Examining the effects of parameter regionalization schemes on parameter transferability on large basin sampling (in collaboration with RAL-NCAR, US)
  
• Paleo-hydrology: Hydrological analysis of continental wide water cycle (in collaboration with the Department of Water Resources and Environmental Modeling, Czech University of Life Sciences Prague)
• Making the Most out of a Hydrological Model Dataset: Sensitivity Analyses to Open the Model Black-Box (in collaboration with the Kansas University, US and the Bocconi University, Italy)
  

CV / Scientific Career

        Peer-reviewed publications

• Huang, S., Kumar, R., Rakovec, O., Aich, V., Wang, X., Samaniego, L., Liersch, S. and Krysanova, V. (2018): Multimodel assessment of flood characteristics in four large river basins at global warming of 1.5, 2.0 and 3.0 K above the pre-industrial level, Environmental Research Letters, in press, doi:10.1088/1748-9326/aae94b.
• Hanel, M., Rakovec, O., Markonis, Y., Maca, P., Samaniego, L., Kysely, J., Kumar, R. (2018): Revisiting the recent European droughts from a long-term perspective, Scientific Reports, 8, Article number: 9499, doi:10.1038/s41598-018-27464-4
• Samaniego, L., Thober, S., Kumar, R., Wanders, N., Rakovec, O., Pan, M., Zink, M., Sheffield, J., Wood, E. F. and Marx, A. (2018): Anthropogenic warming exacerbates European soil moisture droughts, Nature Climate Change, 8, 421-426, doi:10.1038/s41558-018-0138-5
• Marx, A., Kumar, R., Thober, S., Rakovec, O., Wanders, N., Zink, M., Wood, E. F., Pan, M., Sheffield, J., and Samaniego, L. (2018): Climate change alters low flows in Europe under global warming of 1.5, 2, and 3°C, Hydrol. Earth Syst. Sci., 22, 1017-1032, doi:10.5194/hess-22-1017-2018.
• Thober, S., Kumar, R., Wanders, N., Marx, A., Pan, M., Rakovec, O., Samaniego, L., Sheffield, J., Wood, E. F., and Zink, M. (2018): Multi- model ensemble projections of European river floods and high flows at 1.5, 2, and 3 degrees global warming, Environmental Research Letters, 13, 014003, doi:10.1088/1748-9326/aa9e35.
• Borgonovo, E., Lu, X., Plischke, E., Rakovec, O., and Hill, M. C. (2017): Making the Most out of a Hydrological Model Dataset: Sensitivity Analyses to Open the Model Black-Box, Water Resour. Res., 53, doi:10.1002/2017WR020401.
• Mizukami, N., Clark, M., Newman, A., Wood, A., Gutmann, E., Nijssen, B., Rakovec, O., and Samaniego, L. (2017): Towards seamless large domain parameter estimation for hydrologic models, Water Resour. Res., 53, doi:10.1002/2017WR020767.
• Samaniego, L., Kumar, R., Thober, S., Rakovec, O., Zink, M., Wanders, N., Eisner, S., Müller Schmied, H., Sutanudjaja, E. H., Warrach-Sagi, K., and Attinger, S. (2017): Toward seamless hydrologic predictions across scales, Hydrol. Earth Syst. Sci., 21, 4323-4346, doi:10.5194/hess-21-4323-2017
• Rakovec, O., Kumar, R., Attinger, S. and Samaniego, L. (2016): Improving the realism of hydrologic model functioning through multivariate parameter estimation. Water Resour. Res., 52, doi:10.1002/2016WR019430.
  
• Rakovec, O., Kumar, R., Mai, J., Cuntz, M., Thober, S., Zink, M., Attinger, S., Schafer, D., Schron, M., Samaniego, L. (2016): Multiscale and multivariate evaluation of water fluxes and states over European river basins, J. Hydrometeorol., 17, 287-307, doi:10.1175/JHM-D-15-0054.1.
• Cuntz, M., Mai, J., Zink, M., Kumar, R., Thober, S., Kumar, R., Schafer, D.,
  Schron, M., Craven, J., Rakovec, O., Spieler, D., Prykhodko, V. and Dalmasso, G., Musuuza, J., Langenberg, B., Attinger, S., Samaniego, L. (2015): Computationally inexpensive identification of noninformative model parameters by sequential screening, Water Resour. Res., 51, 6417-6441, doi:10.1002/2015WR016907.
  
• Rakovec, O., Weerts, A. H., Sumihar, J., and Uijlenhoet, R. (2015): Operational aspects of asynchronous filtering for flood forecasting, Hydrol. Earth Syst. Sci., 19, 2911-2924, doi:10.5194/hess-19-2911-2015.
• Noh, S. J., Rakovec, O., Weerts, A. H. and Tachikawa, Y. (2014): On noise specification in data assimilation schemes for improved flood forecasting using distributed hydrological models, J. Hydrol., 519, Part D, 2707-2721, doi:10.1016/j.jhydrol.2014.07.049.
  
• Rakovec, O., Hill, M. C., Clark, M. P., Weerts, A. H., Teuling, A. J., Uijlenhoet, R. (2014): Distributed Evaluation of Local Sensitivity Analysis (DELSA), with application to hydrologic models, Water Resour. Res., 50, 1-18, doi:10.1002/2013WR014063.
• Rakovec, O., Hazenberg, P., Torfs, P. J. J. F., Weerts, A. H., and Uijlenhoet, R. (2012): Generating  spatial precipitation ensembles: impact of temporal correlation structure, Hydrol. Earth Syst. Sci., 16, 3419-3434, doi:10.5194/hess-16-3419-2012.
• Rakovec, O., Weerts, A. H., Hazenberg, P., Torfs, P. J. J. F., and Uijlenhoet, R. (2012): State updating of a distributed hydrological model with Ensemble Kalman Filtering: effects of updating frequency and observation network density on forecast accuracy, Hydrol. Earth Syst. Sci., 16, 3435-3449, doi:10.5194/hess-16-3435-2012.
• Liu, Y., Weerts, A. H., Clark, M., Hendricks Franssen, H.-J., Kumar, S., Moradkhani, H., Seo, D.-J., Schwanenberg, D., Smith, P., van Dijk, A. I. J. M., van Velzen, N., He, M., Lee, H., Noh, S. J., Rakovec, O., and Restrepo, P. (2012): Advancing data assimilation in operational hydrologic forecasting: progresses, challenges, and emerging opportunities, Hydrol. Earth Syst. Sci., 16, 3863-3887. doi:10.5194/hess-16-3863-2012.
• Van Huijgevoort, M. H. J., Van Loon, A. F., Rakovec, O., Haddeland, I., Horacek, S., and Van Lanen, H. A. J. (2010) Drought assessment using local and large-scale forcing data in small catchments, in: Global Change: Facing Risks and Threats to Water Resources, edited by: Servat, E., Demuth, S., Dezetter, A., Daniell, T., Ferrari, E., Ijjaali, M., Jabrane, R., Van Lanen, H., and Huang, Y., IAHS Publ. No. 340, 77-85.

Books

• Noh S.J., Weerts A., Rakovec O., Lee H., Seo DJ. (2018): Assimilation of Streamflow Observations. In: Duan Q., Pappenberger F., Thielen J., Wood A., Cloke H., Schaake J. (eds) Handbook of Hydrometeorological Ensemble Forecasting. Springer, Berlin, Heidelberg, DOI:10.1007/978-3-642-40457-3_33-1, Online ISBN: 978-3-642-40457-3
• Hill, M. C., Foglia, L., Christensen, S., Rakovec, O., and Borgonovo, E. (2016): Model Validation: Testing Models Using Data and Sensitivity Analysis. In: Cushman, J. H., Tartakovsky, D. (eds) The Handbook of Groundwater Engineering, Third Ed., Taylor and Francis Group, doi:10.1201/ 9781315371801-22
• Rakovec, O.: Improving operational flood forecasting using data assimilation, PhD thesis, Wageningen University, Wageningen, NL (2014), ISBN 978-94-6173-849-3, available online at: http://edepot.wur.nl/298593

Conferences

• Rakovec, O., Mizukami, N., Newman, A. J., Thober, S., Kumar, R., Wood, A. W., Clark, M. P., Samaniego, L. 2016: On model complexity and parameter regionalization for continental scale hydrologic simulations. In: EOS Supplement, Fall Meeting of the American Geophysical Union, 12-16 December 2016, San Francisco, USA. Oral.
• Rakovec, O., Kumar, R., Samaniego, L. 2016: Multi-variate spatial explicit constraining of a large scale hydrological model. In: Geophys. Res. Abstr., EGU General Assembly, 17-22 April 2016, Vienna, Austria. Oral.
• Rakovec, O., Noh, S. J., Kumar, R., and Samaniego, L. 2015: Scrutiny of Appropriate Model Error Specification in Multivariate Assimilation Framework using mHM. In: EOS Supplement, Fall Meeting of the American Geophysical Union, 14-18 December 2015, San Francisco, USA. Oral.
• Noh, S. J., Rakovec, O., Kumar, R., and Samaniego, L. 2015: Impact of state updating and multi-parametric ensemble for streamflow hindcasting in European river basins. In: EOS Supplement, Fall Meeting of the American Geophysical Union, 14-18 December 2015, San Francisco, USA. Oral.
• Kumar, R., Mai, J., Rakovec, O., Cuntz, M., Thober, S., Zink, M., Attinger, S., Schaefer, D., Schrӧn, M., and Samaniego, L. 2015: Regionalized Hydrologic Parameters Estimates for a Seamless Prediction of Continental scale Water Fluxes and States. In: EOS Supplement, Fall Meeting of the American Geophysical Union, 14-18 December 2015, San Francisco, USA. Poster.
• Zink, M., Mai, J., Rakovec, O., Schrӧn, M., Kumar, R., Schaefer, D., and Samaniego, L. 2015: Towards constraining hydrologic models using satellite retrieved soil moisture. In: EOS Supplement, Fall Meeting of the American Geophysical Union, 14-18 December 2015, San Francisco, USA. Poster.
• Schrӧn, M., Samaniego, L., Kumar, R., Zink, M., Rosolem, R., Rakovec, O., Baroni, G., Oswald, S., Reinstorf, F., and Zacharias, S. 2015: Assimilation of Spatio-Temporal Cosmic-Ray Neutron Data to Improve Hydrological Model Performance. In: EOS Supplement, Fall Meeting of the American Geophysical Union, 14-18 December 2015, San Francisco, USA. Poster.
• Sutanudjaja, E., et al. 2015: The HyperHydro (H^2) experiment for comparing different large-scale models at various resolutions. In: EOS Supplement, Fall Meeting of the American Geophysical Union, 14-18 December 2015, San Francisco, USA. Poster.
• Samaniego, L., Rakovec, O., Kumar, R., Mai, J., Attinger, S., Cuntz, M., Schrön, M., Thober, S., and Zink, M. 2015: Searching for a robust parameter estimation strategy for large river basins. In: Geophys. Res. Abstr., EGU General Assembly, 12-17 April 2015, Vienna, Austria. Oral.
• Rakovec, O., Noh, S. J., Kumar, R., and Samaniego, L. 2015: Multivariable data assimilation over Pan European river basins. In: Geophys. Res. Abstr., EGU General Assembly, 12-17 April 2015, Vienna, Austria. Poster.
• Noh, S. J., Rakovec, O., Kumar, R., Samaniego, L., and Choi, S. 2015: Streamflow data assimilation for the mesoscale hydrologic model (mHM) using particle filtering. In: Geophys. Res. Abstr., EGU General Assembly, 12-17 April 2015, Vienna, Austria. PICO.
• Samaniego, L., Rakovec, O., Kumar, R., Schaefer, D., Cuntz, M., Mai, J., Thober, S., and Attinger, S. 2014: Multiscale Prediction and Verification of Water Fluxes and States over Large River Basins. In: EOS Supplement, Fall Meeting of the American Geophysical Union, 15-19 December 2014, San Francisco, USA. Oral.
• Rakovec, O., Kumar, R., Samaniego, L., Mai, J., Thober, S., and Cuntz, M. 2014: Assimilation of Multiscale and Multivariable Hydrologic Variables over Pan European River Basins. In: EOS Supplement, Fall Meeting of the American Geophysical Union, 15-19 December 2014, San Francisco, USA. Poster.
• Rakovec, O., Weerts, A. H., Sumihar, J., Uijlenhoet, R. 2014: Operational aspects of asynchronous filtering for improved flood forecasting. In: Geophys. Res. Abstr., EGU General Assembly, 27 April - 2 May 2014, Vienna, Austria. Oral.       
• Rakovec, O., Hill, M. C., Clark, M. P., Borgonovo, E., Weerts, A. H., Teuling, A. J., Uijlenhoet, R. 2013: A new computationally frugal method for sensitivity analysis of environmental models. In: EOS Supplement, Fall Meeting of the American Geophysical Union, 9-13 December 2013, San Francisco, USA. Oral.
  
• Noh, S. J., Rakovec, O., Weerts, A. H. and Tachikawa, Y. 2013: Impacts of streamflow data assimilation for flood forecasting using numerical weather prediction. In: 11th International Precipitation Conference, 1-3 July 2013, Ede, The Netherlands. Poster.
• Rakovec, O., Clark, M.,Weerts, A., Hill, M., Teuling, R., and Uijlenhoet, R. 2013: Multi-criteria evaluation of hydrological models. In: Geophys. Res. Abstr., EGU General Assembly, 7-12 April 2013, Vienna, Austria. Oral.
  
• Rakovec, O., Weerts, A. H., Hazenberg, P., Torfs, P. J. J. F., and Uijlenhoet, R. 2012: State updating of a distributed hydrological model with Ensemble Kalman Filtering: Effects of updating frequency and observation network density on forecast accuracy. In: EOS Supplement, Fall Meeting of the American Geophysical Union, 3-7 December 2012, San Francisco, USA. Poster.
• Rakovec, O., Hazenberg, P., Torfs, P. J. J. F., Weerts, A. H., and Uijlenhoet, R. 2012: On the generation of spatial precipitation ensemble: the impact of including temporal correlation structures. In: Geophys. Res. Abstr., EGU General Assembly, 22-27 April 2012, Vienna, Austria. Oral.
• Rakovec, O., Weerts, A. H., Hazenberg, P., Sumihar, J., Torfs, P. J. J. F., and Uijlenhoet, R. 2011: Ensemble Kalman Filter-based discharge observation sensitivity within a spatially distributed hydrological model. In: Geophys. Res. Abstr., EGU General Assembly, 3-8 April 2011, Vienna, Austria. Oral.
• Rakovec, O.,Weerts, A. H., Uijlenhoet, R. Hazenberg, P., and Torfs, P. J. J. F. 2010: Quantication of input uncertainty within a spatially distributed conceptual grid-based model using streamflow data assimilation. In: Proceedings of the EGU Leonardo Conference 2010, Looking at Catchments in Colors - Debating New Ways of Generating and Filtering Information in Hydrology, 10-12 November 2010, Luxembourg, 77. Oral.
• Rakovec, O., Weerts, A. H., Uijlenhoet, R. Hazenberg, P., and Torfs, P.J. J. F. 2010: Improving operational flood forecasting through data assimilation. In: Geophys. Res. Abstr., EGU General Assembly, 2-7 May 2010, Vienna, Austria. Poster.