Per Christian Hansen

  1. 2014
  2. Published

    A computationally efficient tool for assessing the depth resolution in large-scale potential-field inversion. / Paoletti, Valeria; Hansen, Per Christian; Hansen, Mads Friis; Fedi, Maurizio.

    In: Geophysics, Vol. 79, No. 4, 2014, p. A33-A38.

    Publication: Research - peer-reviewJournal article – Annual report year: 2014

  3. Published

    A Computationally Efficient Tool for Assessing the Depth Resolution in Potential-Field Inversion. / Paoletti, V.; Hansen, Per Christian; Hansen, Mads Friis; Fedi, M.

    Kgs. Lyngby : Technical University of Denmark, 2014. 25 p. (DTU Compute-Technical Report-2014; No. 03).

    Publication: ResearchReport – Annual report year: 2014

  4. Published

    Adaptive grouping for the higher-order multilevel fast multipole method. / Borries, Oscar Peter; Jørgensen, Erik; Meincke, Peter; Hansen, Per Christian.

    In: Microwave & Optical Technology Letters, Vol. 56, No. 10, 2014, p. 2451-2456.

    Publication: Research - peer-reviewJournal article – Annual report year: 2014

  5. Submitted

    Algorithms for Electromagnetic Scattering Analysis of Electrically Large Structures. / Borries, Oscar Peter; Hansen, Per Christian (Supervisor).

    Kgs. Lyngby : Technical University of Denmark (DTU), 2014. 205 p. (DTU Compute PHD-2014; No. 354).

    Publication: ResearchPh.D. thesis – Annual report year: 2014

  6. Published

    Gaussian translation operator for Multi-Level Fast Multipole Method. / Borries, Oscar Peter; Hansen, Per Christian; Sorensen, Stig B.; Meincke, Peter; Jorgensen, Erik.

    Proceedings of the 2014 IEEE Antennas and Propagation Society International Symposium. IEEE, 2014. p. 2152-2153 (I E E E Antennas and Propagation Society. International Symposium).

    Publication: Research - peer-reviewArticle in proceedings – Annual report year: 2014

  7. Published

    Generalized Row-Action Methods for Tomographic Imaging. / Andersen, Martin Skovgaard; Hansen, Per Christian.

    In: Numerical Algorithms, Vol. 67, No. 1, 2014, p. 121.

    Publication: Research - peer-reviewJournal article – Annual report year: 2013

  8. Published

    Improved Multilevel Fast Multipole Method for Higher-Order discretizations. / Borries, Oscar Peter; Meincke, Peter; Jorgensen, Erik; Sorensen, Stig Busk; Hansen, Per Christian.

    Proceedings of the 8th European Conference on Antennas and Propagation (EuCAP 2014). IEEE, 2014. p. 3610-3614.

    Publication: Research - peer-reviewArticle in proceedings – Annual report year: 2014

  9. Published

    Multicore Performance of Block Algebraic Iterative Reconstruction Methods. / Sørensen, Hans Henrik B.; Hansen, Per Christian.

    In: S I A M Journal on Scientific Computing, Vol. 36, No. 5, 2014, p. C524-C546.

    Publication: Research - peer-reviewJournal article – Annual report year: 2014

  10. Published

    Multilevel Fast Multipole Method for Higher Order Discretizations. / Borries, Oscar Peter; Meincke, Peter; Jorgensen, Erik; Hansen, Per Christian.

    In: IEEE Transactions on Antennas and Propagation, Vol. 62, No. 9, 2014, p. 4695-4705.

    Publication: Research - peer-reviewJournal article – Annual report year: 2014

  11. Published

    "Plug-and-play" edge-preserving regularization. / Chen, Donghui; Kilmer, Misha E.; Hansen, Per Christian.

    In: Electronic Transactions on Numerical Analysis, Vol. 41, 2014, p. 465-477.

    Publication: Research - peer-reviewJournal article – Annual report year: 2014

  12. Published
  13. Published

    Reflector antenna analysis using physical optics on Graphics Processing Units. / Borries, Oscar Peter; Sørensen, Hans Henrik Brandenborg; Dammann, Bernd; Jorgensen, Erik; Meincke, Peter; Sorensen, Stig Busk; Hansen, Per Christian.

    Proceedings of the 8th European Conference on Antennas and Propagation (EuCAP 2014). IEEE, 2014. p. 254-258.

    Publication: Research - peer-reviewArticle in proceedings – Annual report year: 2014

  14. Published

    Rotational image deblurring with sparse matrices. / Hansen, Per Christian; Nagy, James G.; Tigkos, Konstantinos.

    In: BIT Numerical Mathematics, Vol. 54, No. 3, 2014, p. 649-671.

    Publication: Research - peer-reviewJournal article – Annual report year: 2014

  15. Published

    Semi-convergence properties of Kaczmarz’s method. / Elfving, Tommy; Hansen, Per Christian; Nikazad, Touraj.

    In: Inverse Problems, Vol. 30, No. 5, 055007, 2014.

    Publication: Research - peer-reviewJournal article – Annual report year: 2014

  16. 2013
  17. Published

    Inverse Problems in Geosciences: Modelling the Rock Properties of an Oil Reservoir. / Lange, Katrine; Mosegaard, Klaus (Main supervisor); Hansen, Per Christian (Supervisor); Stenby, Erling Halfdan (Supervisor).

    Kgs. Lyngby : Technical University of Denmark, 2013. 248 p. (IMM-PHD-2013; No. 296).

    Publication: ResearchPh.D. thesis – Annual report year: 2013

  18. Published

    Least Squares Data Fitting with Applications. / Hansen, Per Christian; Pereyra, Víctor; Scherer, Godela.

    Baltimore : Johns Hopkins University Press, 2013. 328 p.

    Publication: Research - peer-reviewBook – Annual report year: 2012

  19. Published

    Oblique projections and standard-form transformations for discrete inverse problems. / Hansen, Per Christian.

    In: Numerical Linear Algebra with Applications, Vol. 20, No. 2, 2013, p. 250–258.

    Publication: Research - peer-reviewJournal article – Annual report year: 2011

  20. Published

    Sparse Image Reconstruction in Computed Tomography. / Jørgensen, Jakob Sauer; Hansen, Per Christian (Main supervisor); Schmidt, Søren (Supervisor).

    Kgs. Lyngby : Technical University of Denmark, 2013. 292 p. (PHD-2013; No. 293).

    Publication: ResearchPh.D. thesis – Annual report year: 2013

  21. Published

    The Homogeneous Interior-Point Algorithm: Nonsymmetric Cones, Warmstarting, and Applications. / Skajaa, Anders; Hansen, Per Christian (Main supervisor); Jørgensen, John Bagterp (Supervisor).

    Kgs. Lyngby : Technical University of Denmark, 2013. 149 p. (IMM-PHD-2013; No. 311).

    Publication: ResearchPh.D. thesis – Annual report year: 2014

  22. 2012
  23. Published

    AIR Tools - A MATLAB package of algebraic iterative reconstruction methods. / Hansen, Per Christian; Saxild-Hansen, Maria.

    In: Journal of Computational and Applied Mathematics, Vol. 236, No. 8, 2012, p. 2167-2178.

    Publication: Research - peer-reviewJournal article – Annual report year: 2010

  24. Published

    Electrical Impedance Tomography: 3D Reconstructions using Scattering Transforms. / Delbary, Fabrice; Hansen, Per Christian; Knudsen, Kim.

    In: Applicable Analysis, Vol. 91, No. 4, 2012, p. 737-755.

    Publication: Research - peer-reviewJournal article – Annual report year: 2011

  25. Published

    Implementation of an optimal first-order method for strongly convex total variation regularization. / Jensen, Tobias Lindstrøm; Jørgensen, Jakob Heide; Hansen, Per Christian; Jensen, Søren Holdt.

    In: Bit (Lisse), Vol. 52, No. 2, 2012, p. 329–356.

    Publication: Research - peer-reviewJournal article – Annual report year: 2011

  26. Submitted

    Quantitative study of undersampled recoverability for sparse images in computed tomography. / Jørgensen, Jakob Heide; Sidky, Emil Y.; Hansen, Per Christian; Pan, Xiaochuan.

    In: S I A M Journal on Scientific Computing, 2012.

    Publication: Research - peer-reviewJournal article – Annual report year: 2012

  27. Published

    Semiconvergence and Relaxation Parameters for Projected SIRT Algorithms. / Elfving, Tommy; Hansen, Per Christian; Nikazad, Touraj.

    In: S I A M Journal on Scientific Computing, Vol. 34, No. 4, 2012, p. A2000-A2017.

    Publication: Research - peer-reviewJournal article – Annual report year: 2012

  28. 2011
  29. Published

    Accelerated gradient methods for total-variation-based CT image reconstruction. / Jørgensen, Jakob Heide; Jensen, Tobias Lindstrøm; Hansen, Per Christian; Jensen, Søren Holdt; Sidky, Emil Y.; Pan, Xiaochuan.

    Proceedings of 11th Fully 3D Meeting. 2011.

    Publication: Research - peer-reviewArticle in proceedings – Annual report year: 2011

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