Per Christian Hansen

  1. 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

  2. Published

    A Coarse-Grained Parallel QR-Factorization Algorithms for Sparse Least Squares Problems. / Ostromsky, Tzvetan; Hansen, Per Christian; Zlatev, Zahari.

    In: Parallel Computing, Vol. 24, 1998, p. 937-964.

    Publication: Research - peer-reviewJournal article – Annual report year: 1998

  3. 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

  4. 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

  5. Published

    A convex programming approach to anisotropic smoothing. / Dahl, Joachim; Jansen, Søren Holdt; Hansen, Per Christian.

    IEEE International Conference on Image Processing (ICIP). Vol. II San Antonio, TX : IEEE, 2007. p. 104-104.

    Publication: Research - peer-reviewArticle in proceedings – Annual report year: 2007

  6. 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

  7. Published

    A Direct Numerical Reconstruction Algorithm for the 3D Calderón Problem. / Delbary, Fabrice; Hansen, Per Christian; Knudsen, Kim.

    In: Journal of Physics: Conference Series (Print), Vol. 290, 2011, p. 012003.

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

  8. Published

    A hybrid method for the parallel computation of Green's functions. / Petersen, Dan Erik; Li, Song; Stokbro, Kurt; Sørensen, Hans Henrik Brandenborg; Hansen, Per Christian; Skelboe, Stig; Darve, Eric.

    In: Journal of Computational Physics, Vol. 228, No. 14, 2009, p. 5020-5039.

    Publication: Research - peer-reviewJournal article – Annual report year: 2009

  9. 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

  10. Published

    AIR Tools - A MATLAB Package of Algebraic Iterative Reconstruction Techniques : Version 1.0 for Matlab 7.8. / Hansen, Per Christian; Saxild-Hansen, Maria.

    Kgs. Lyngby, Denmark : Technical University of Denmark, DTU Informatics, Building 321, 2010. (IMM-Technical Report-2010-15).

    Publication: ResearchReport – Annual report year: 2010

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