dr. T. (Tristan) van Leeuwen
T.vanLeeuwen@uu.nl
Gegenereerd op 2018-01-18 13:25:44


Strategische thema's / focusgebieden
Betrokken bij de opleiding(en)
Wetenschappelijke expertises
Gegenereerd op 2018-01-18 13:25:44
Curriculum vitae
  • 2001-2006: MSc. Computational Science, Universiteit Utrecht
  • 2006-2010: PhD. Geofysica, Technische Universiteit Delft
  • 2010-2013: Postdoctoral fellow, University of British Columbia, Canada
  • 2013-2014: Postdoctoral fellow, Centrum Wiskunde en Informatica, Amsterdam
  • 2014-present: Universitair Docent (tenure track), Mathematisch Instituut, Universiteit Utrecht
Gegenereerd op 2018-01-18 13:25:44

Een overzicht van mijn publicaties is ook te vinden op Google Scholar.

Sleutelpublicaties

van Leeuwen, T. & Herrmann, Felix J. (2016). A penalty method for PDE-constrained optimization in inverse problems. Inverse Problems, 32 (1) (26 p.).

Herrmann, F. & van Leeuwen, T. (01-01-2014). 3D Frequency-Domain Seismic Inversion with Controlled Sloppiness. SIAM Journal of Scientific Computing, 36 (5), (pp. S192-S217).

Herrmann, Felix J. & van Leeuwen, Tristan (2013). Mitigating local minima in full-waveform inversion by expanding the search space. Geophysical Journal International, 195 (1), (pp. 661-667) (7 p.).

Aravkin, Aleksandr Y & van Leeuwen, Tristan (2012). Estimating nuisance parameters in inverse problems. Inverse Problems, 28 (11), (pp. 115016) (1 p.).

Aravkin, Aleksandr, Friedlander, Michael P., Herrmann, Felix J. & Van Leeuwen, Tristan (2012). Robust inversion, dimensionality reduction, and randomized sampling. Mathematical Programming, 134 (1) (25 p.).

van Leeuwen, T. & Mulder, W. A. (2010). A correlation-based misfit criterion for wave-equation traveltime tomography. Geophysical Journal International, 182 (3), (pp. 1383-1394) (12 p.).

Alle publicaties
  Wetenschappelijke publicaties - Artikelen
Oosterwijk, Aleid, Dijkstra, Henk A. & Leeuwen, Tristan van (2017). An Adjoint-Free Method to Determine Conditional Nonlinear Optimal Perturbations. Computers and Geosciences, 106, (pp. 190-199) (10 p.).
van Leeuwen, T. & Herrmann, Felix J. (2016). A penalty method for PDE-constrained optimization in inverse problems. Inverse Problems, 32 (1) (26 p.).
Bleichrodt, Folkert, van Leeuwen, Tristan, Palenstijn, WillemJan, van Aarle, Wim, Sijbers, Jan & Batenburg, K.Joost (2016). Easy implementation of advanced tomography algorithms using the ASTRA toolbox with Spot operators - Numerical Algorithms. Numerical Algorithms, 71 (3), (pp. 673-697) (25 p.).
van Leeuwen, Tristan, Kumar, Rajiv & Herrmann, Felix J. (2016). Enabling affordable omnidirectional subsurface extended image volumes via probing. Geophysical Prospecting, (pp. n/a-n/a).
Kadu, A., Leeuwen, T. Van & Mulder, W. A. (2016). Salt Reconstruction in Full Waveform Inversion with a Parametric Level-Set Method. IEEE Transactions on Computational Imaging, PP (99), (pp. 1-14) (14 p.).
Tu, Ning, Aravkin, Aleksandr, van Leeuwen, Tristan, Lin, Tim & Herrmann, Felix J. (01-06-2016). Source estimation with surface-related multiples—fast ambiguity-resolved seismic imaging. Geophysical Journal International, 205 (3), (pp. 1492-1511) (20 p.). 10.1093/gji/ggw097.
Fichtner, Andreas & van Leeuwen, T. (19-07-2015). Resolution analysis by random probing. Journal of Geophysical Research: Solid Earth, 128 (8), (pp. 5549–5573).
Herrmann, F. & van Leeuwen, T. (01-01-2014). 3D Frequency-Domain Seismic Inversion with Controlled Sloppiness. SIAM Journal of Scientific Computing, 36 (5), (pp. S192-S217).
Herrmann, Felix J. & Van Leeuwen, Tristan (2013). Fast waveform inversion without source-encoding. Geophysical Prospecting, 61 (SUPPL.1), (pp. 10-19) (10 p.).
Herrmann, Felix J. & van Leeuwen, Tristan (2013). Mitigating local minima in full-waveform inversion by expanding the search space. Geophysical Journal International, 195 (1), (pp. 661-667) (7 p.).
Aravkin, Aleksandr Y & van Leeuwen, Tristan (2012). Estimating nuisance parameters in inverse problems. Inverse Problems, 28 (11), (pp. 115016) (1 p.).
Li, Xiang, Aravkin, Aleksandr Y., Herrmann, Felix J. & van Leeuwen, Tristan (2012). Fast randomized full-waveform inversion with compressive sensing. Geophysics, 77 (3), (pp. A13).
Aravkin, Aleksandr, Friedlander, Michael P., Herrmann, Felix J. & Van Leeuwen, Tristan (2012). Robust inversion, dimensionality reduction, and randomized sampling. Mathematical Programming, 134 (1) (25 p.).
Aravkin, Aleksandr Y., Herrmann, Felix J. & Van Leeuwen, Tristan (2011). Seismic waveform inversion by stochastic optimization. International Journal of Geophysics, 2011.
van Leeuwen, T. & Mulder, W. A. (2010). A comparison of seismic velocity inversion methods for layered acoustics. Inverse Problems, 26 (1) (21 p.).
van Leeuwen, T. & Mulder, W. A. (2010). A correlation-based misfit criterion for wave-equation traveltime tomography. Geophysical Journal International, 182 (3), (pp. 1383-1394) (12 p.).
Mulder, W. A. & van Leeuwen, Tristan (2008). Velocity analysis based on data correlation. Geophysical Prospecting, 56 (6 SPEC. ISS.), (pp. 791-803) (13 p.).
  Wetenschappelijke publicaties - Boekdelen / hoofdstukken
Esser, E., Guasch, L., Leeuwen, T., Aravkin, A., Herrmann, F. & van Leeuwen, T. (2015). Automatic salt delineation ? Wavefield Reconstruction Inversion with convex constraints - SEG Technical Program Expanded Abstracts 2015. SEG Technical Program Expanded Abstracts 2015 (pp. 1337-1343) (7 p.). Society of Exploration Geophysicists, M1 - 0 doi:10.1190/segam2015-5877995.1.
Bisseling, R.H., Fagginger Auer, B.O., Yzelman, A.N., van Leeuwen, T. & Catalyurek, U.V. (2012). Two-dimensional approaches to sparse matrix partitioning. In Uwe Naumann & Olaf Schenk (Eds.), Combinatorial scientific computing (pp. 321-349). Boca Raton: CRC Press.
Zegeling, PA, Schielen, RMJ & Leeuwen, T van (2006). Numerical simulation of alternating bars in straight channels - River, Coastal and Estuarine Morphodynamics. River, Coastal and Estuarine Morphodynamics Taylor & Francis, M1 - 0 doi:10.1201/9781439833896.ch51.
  Wetenschappelijke publicaties - Artikelen in bundels / proceedings
Peters, Bas, Herrmann, Felix & Van Leeuwen, Tristan (2016). Parallel reformulation of the sequential adjoint-state method. SEG Technical Program Expanded Abstracts 2016 (pp. 1411-1415) (5 p.). Society of Exploration Geophysicists.
Sharan, Shashin, Herrmann, Felix, Wang, Rongrong & Van Leeuwen, Tristan (2016). Sparsity-promoting joint microseismic source collocation and source-time function estimation. SEG Technical Program Expanded Abstracts 2016 (pp. 2574-2579) (6 p.). Society of Exploration Geophysicists.
Zhilong, Fang, Lee, Chia Ying, Da Silva, Curt, Herrmann, Felix & Van Leeuwen, Tristan (2016). Uncertainty quantification for wavefield reconstruction inversion using a PDE-free semidefinite Hessian and randomize-then-optimize method. SEG Technical Program Expanded Abstracts 2016 (pp. 1390-1394) (5 p.). Society of Exploration Geophysicists.
van Leeuwen, T., Kumar, R. & J. Herrmann, F. (01-06-2015). Affordable Full Subsurface Image Volume - An Application to WEMVA. 77th EAGE Conference and Exhibition - Workshops
van Leeuwen, T, Herrmann, FJ & Peters, B (2014). A new take on FWI: Wavefield Reconstruction Inversion. 76th EAGE Conference and Exhibition (pp. 16-19) (4 p.). European Association of Geoscientists and Engineers, EAGE.
Petrenko, A, van Leeuwen, T., Oriato, D, Tilbury, S. & Herrmann, F.J. (2014). Accelerating an Iterative Helmholtz Solver with FPGAs. 76th EAGE Conference and Exhibition (pp. 16-19) (4 p.). European Association of Geoscientists and Engineers, EAGE.
Batenburg, K.Joost & van Leeuwen, Tristan (2014). Adaptive Grid Refinement for Discrete Tomography. In Elena Barcucci, Andrea Frosini & Simone Rinaldi (Eds.), Discrete Geometry for Computer Imagery - 18th IAPR International Conference, DGCI 2014, Siena, Italy, September 10-12, 2014. Proceedings (pp. 297-308) (12 p.). Springer International Publishing.
Kumar, R, van Leeuwen, T & Herrmann, FJ (2014). Extended Images in Action - Efficient WEMVA Via Randomized Probing. 76th EAGE Conference and Exhibition (pp. 16-19) (4 p.). European Association of Geoscientists and Engineers, EAGE.
van Daalen, Ed, Fehribach, Joseph, van Leeuwen, Tristan, Reinhardt, Christian, Schenkels, Nick & Sheombarsing, Ray (2014). Model Calibration for Ship Simulations. Proceedings of the 98th Study Group Mathematics With Industry (pp. 68-91) (24 p.).
Peters, B, Herrmann, FJ & van Leeuwen, T. (2014). Wave-equation Based Inversion with the Penalty Method - Adjoint-state Versus Wavefield- reconstruction Inversion. 76th EAGE Conference and Exhibition (pp. 16-19) (4 p.). European Association of Geoscientists and Engineers, EAGE.
Kumar, Rajiv, Leeuwen, Tristan Van & Herrmann, Felix J. (01-09-2013). AVA analysis and geological dip estimation via two-way wave-equation based extended images. SEG Houston 2013 Annual Meeting (pp. 423-427) (5 p.). Society of Exploration Geophysicists.
Tu, Ning, Aravkin, Aleksandr Y., van Leeuwen, Tristan & Herrmann, Felix J. (2013). Fast Least-Squares Migration with Multiples and Source Estimation. 75th EAGE Conference & Exhibition (pp. 10-13) (4 p.). European Association of Geoscientists and Engineers, EAGE.
Herrmann, FJ & van Leeuwen, T (2013). In which Domain Should We Measure the Misfit for Robust Full Waveform Inversion?. 75th EAGE Conference Exhibition (pp. 10-13) (4 p.). European Association of Geoscientists and Engineers.
Tu, Ning, van Leeuwen, Tristan & Herrmann, Felix J. (01-09-2013). Limitations of the deconvolutional imaging condition for two-way propagators. SEG Houston 2013 Annual Meeting (pp. 3916-3920) (5 p.). Society of Exploration Geophysicists.
Li, Xiang, Leeuwen, Tristan Van & Herrmann, Felix J (01-09-2013). Optimization driven model-space versus data-space approaches to invert elastic data with the acoustic wave equation. SEG Houston 2013 Annual Meeting (pp. 986-990) (5 p.). Society of Exploration Geophysicists.
Aravkin, Aleksandr Y., Tu, Ning & van Leeuwen, Tristan (2013). Sparse seismic imaging using variable projection. Sparse seismic imaging using variable projection (pp. 2065-2069) (5 p.). IEEE.
Aravkin, Aleksandr Y., Friedlander, Michael P. & Van Leeuwen, Tristan (2012). Robust inversion via semistochastic dimensionality reduction. IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP) (pp. 5245-5248) (4 p.).
Herrmann, Felix J., Li, Xiang, Aravkin, Aleksandr Y. & van Leeuwen, Tristan (2011). A modified, sparsity-promoting, Gauss-Newton algorithm for seismic waveform inversion. Proc. SPIE, Wavelets and Sparsity XIV, SPIE.
Kraaijpoel, Dirk & Van Leeuwen, Tristan (2010). Raising the order of multivariate approximation schemes using supplementary derivative data. Procedia Computer Science (10 p.). Elsevier.
  Wetenschappelijke publicaties - Rapporten
Leeuwen, Tristan Van & van Leeuwen, Tristan (2012). Fourier analysis of the CGMN method for solving the Helmholtz equation. (8 p.). arXiv.org.
  Vakpublicaties - Artikelen
Herrmann, FJ Felix J., Hanlon, Ian, Kumar, Rajiv, Li, Xiang, Smithyman, Brendan, Wason, Haneet, Calvert, Andrew J., Javanmehri, Mostafa, Takougang, Eric Takam & Leeuwen, Tristan van (2013). Frugal full-waveform inversion: From theory to a practical algorithm. Leading Edge, 32 (9), (pp. 1082-1092) (11 p.).
  Populariserende publicaties - Artikelen
van Leeuwen, T. (2016). Beeldreconstructie in MRI met compressed sensing. Nieuw archief voor wiskunde. Serie 5, 17 (2), (pp. 114-118) (5 p.).
van Leeuwen, Tristan (2014). Inverse Problemen. Nieuw archief voor wiskunde. Serie 5, 15 (4), (pp. 251-252) (2 p.).
  Overige resultaten - Paper
Kadu, A., van Leeuwen, T. & Mulder, W.A. (01-09-2016). A parametric level-set approach for seismic full-waveform inversion. (4 p.).
  Overige resultaten - Computerprogramma's / software
Bisseling, R.H., van Leeuwen, T., Meesen, W. & Vastenhouw, B. (2008). Mondriaan version 2.0, software for sparse matrix partitioning.
  Overige resultaten - Overige resultaten
van Leeuwen, T., Kadu, A.A. & Mulder, Wim A. (2017). Geometric Imaging for Subsurface Salt Bodies. (1 p.).
van Leeuwen, T. (01-03-2016). Large-Scale Inversion in Exploration Seismology. (1 p.).
  Overige resultaten - Abstract
Fichtner, A., van Leeuwen, T. & Trampert, J.A. (2016). Strategies for efficient resolution analysis in full waveform inversion.
van Leeuwen, T. (06-11-2015). Numerical aspects of artifacts in tomography.
  Overige resultaten - Prize (including medals and awards)
van Leeuwen, T. 30-06-2015 Recipient SIAM Geosciences Junior Scientist Prize SIAM Description
van Leeuwen, T. 2008 Recipient Best student paper award Society of Exploration Geophysicists Description
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Gegenereerd op 2018-01-18 13:25:44

Mijn onderzoeksinteresses zijn onder andere:

- Inverse problemen, met name in seismische beeldvorming en computertomografie,

- Scientific computing,

- Numerieke analyse,

- Optimalisatie met partiele differentiaal vergelijkingen

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Herfst/Winter 2015

Voorjaar/Zomer 2016

  • Programmeren in de wiskunde (WISB256)
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Nevenfuncties
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dr. T. van Leeuwen Contactgegevens
Hans Freudenthalgebouw

Budapestlaan 6
Kamer 609
3584 CD  UTRECHT

Telefoonnummer direct 030 253 1458
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Gegenereerd op 2018-01-18 13:25:44
Laatst bijgewerkt op 03-06-2016