Per Christian Hansen

	2012
30		Per Christian Hansen, Maria Saxild-Hansen: AIR Tools - A MATLAB package of algebraic iterative reconstruction methods. J. Computational Applied Mathematics 236(8): 2167-2178 (2012)
	2011
29		Tobias Lindstrøm Jensen, Jakob Heide Jørgensen, Per Christian Hansen, Søren Holdt Jensen: Implementation of an Optimal First-Order Method for Strongly Convex Total Variation Regularization CoRR abs/1105.3723: (2011)
28		Jakob Heide Jørgensen, Tobias Lindstrøm Jensen, Per Christian Hansen, Søren Holdt Jensen, Emil Y. Sidky, Xiaochuan Pan: Accelerated gradient methods for total-variation-based CT image reconstruction CoRR abs/1105.4002: (2011)
	2010
27		Joachim Dahl, Per Christian Hansen, Søren Holdt Jensen, Tobias Lindstrøm Jensen: Algorithms and software for total variation image reconstruction via first-order methods. Numerical Algorithms 53(1): 67-92 (2010)
	2009
26		Dan Erik Petersen, Song Li, Kurt Stokbro, Hans Henrik B. Sørensen, Per Christian Hansen, Stig Skelboe, Eric Darve: A hybrid method for the parallel computation of Green's functions. J. Comput. Physics 228(14): 5020-5039 (2009)
25		Per Christian Hansen, Henning Osholm Sørensen, Zsuzsanna Sükösd, Henning Friis Poulsen: Reconstruction of Single-Grain Orientation Distribution Functions for Crystalline Materials. SIAM J. Imaging Sciences 2(2): 593-613 (2009)
	2008
24		Per Christian Hansen, James G. Nagy, Dianne P. Leary, Rodney Miller: Deblurring Images: Matrices, Spectra and Filtering. J. Electronic Imaging 17(1): 019901 (2008)
	2007
23		Joachim Dahl, Søren Holdt Jensen, Per Christian Hansen: A Convex Programming Approach to Anisotropic Smoothing. ICIP (2) 2007: 101-104
22		Per Christian Hansen, Søren Holdt Jensen: Subspace-Based Noise Reduction for Speech Signals via Diagonal and Triangular Matrix Decompositions: Survey and Analysis. EURASIP J. Adv. Sig. Proc. 2007: (2007)
21		Per Christian Hansen: Regularization Tools version 4.0 for Matlab 7.3. Numerical Algorithms 46(2): 189-194 (2007)
20		Misha Elena Kilmer, Per Christian Hansen, Malena I. Español: A Projection-Based Approach to General-Form Tikhonov Regularization. SIAM J. Scientific Computing 29(1): 315-330 (2007)
	2006
19		Per Christian Hansen, Toke Koldborg Jensen: Large-Scale Methods in Image Deblurring. PARA 2006: 24-35
18		Per Christian Hansen, Toke Koldborg Jensen: Smoothing-Norm Preconditioning for Regularizing Minimum-Residual Methods. SIAM J. Matrix Analysis Applications 29(1): 1-14 (2006)
	2005
17		Ricardo D. Fierro, Per Christian Hansen: UTV Expansion Pack: Special-purpose rank-revealing algorithms. Numerical Algorithms 40(1): 47-66 (2005)
	2002
16		Per Christian Hansen: Deconvolution and Regularization with Toeplitz Matrices. Numerical Algorithms 29(4): 323-378 (2002)
	1998
15		Per Christian Hansen, Søren Holdt Jensen: FIR filter representations of reduced-rank noise reduction. IEEE Transactions on Signal Processing 46(6): 1737-1741 (1998)
14		Tzvetan Ostromsky, Per Christian Hansen, Zahari Zlatev: A Coarse-Grained Parallel QR-Factorization Algorithm for Sparse Least Squares Problems. Parallel Computing 24(5-6): 937-964 (1998)
	1996
13		Per Christian Hansen, Søren Holdt Jensen: Filter Model of Reduced-Rank Noise Reduction. PARA 1996: 379-387
	1995
12		Tzvetan Ostromsky, Per Christian Hansen, Zahari Zlatev: A Parallel Sparse QR-Factorization Algorithm. PARA 1995: 462-472
11		John Brown, Per Christian Hansen, P. Kaae, C. Keable, Wojciech Owczarz, Jerzy Wasniewski, Zahari Zlatev: Comparison of Parallel Computers Using Air Pollution Models. PPSC 1995: 113-118
10		Kyle Gallivan, Per Christian Hansen, Tzvetan Ostromsky, Zahari Zlatev: Locally Optimized Reordering Algorithm and its Application to a Parallel Sparse Linear System Solver. Computing 54(1): 39-68 (1995)
9		Søren Holdt Jensen, Per Christian Hansen, Steffen Duus Hansen, John Aasted Sorensen: Reduction of broad-band noise in speech by truncated QSVD. IEEE Transactions on Speech and Audio Processing 3(6): 439-448 (1995)
8		Claus Bendtsen, Per Christian Hansen, Kaj Madsen, Hans Bruun Nielsen, Mustafa Pinar: Implementation of QR Up- and Downdating on a Massively Parallel Computer. Parallel Computing 21(1): 49-61 (1995)
	1994
7		John Brown, Per Christian Hansen, Jerzy Wasniewski, Zahari Zlatev: Comparison of Massively Parallel SIMD Computers Using Air Pollution Models. PARA 1994: 110-126
6		Per Christian Hansen: Parallel Issues of Regularization Problems. PARA 1994: 287-295
5		Per Christian Hansen, Tzvetan Ostromsky, Zahari Zlatev: Two Enhancements in a Partitioned Sparse Code. PARA 1994: 296-303
4		Per Christian Hansen, Tony F. Chan: Corrigendum: Algorithm 729; FORTRAN subroutines for general Toeplitz systems. ACM Trans. Math. Softw. 20(1): 160 (1994)
3		Flavio Lorenzelli, Per Christian Hansen, Tony F. Chan, Kung Yao: A systolic implementation of the Chan/Foster RRQR algorithm. IEEE Transactions on Signal Processing 42(8): 2205-2208 (1994)
	1992
2		Per Christian Hansen, Tony F. Chan: FORTRAN subroutines for general Toeplitz systems. ACM Trans. Math. Softw. 18(3): 256-273 (1992)
1		Tony F. Chan, Per Christian Hansen: A look-ahead Levinson algorithm for general Toeplitz systems. IEEE Transactions on Signal Processing 40(5): 1079-1090 (1992)

Coauthor Index

1	Claus Bendtsen	[8]
2	John Brown	[7] [11]
3	Tony F. Chan	[1] [2] [3] [4]
4	Joachim Dahl	[23] [27]
5	Eric Darve	[26]
6	Malena I. Español	[20]
7	Ricardo D. Fierro	[17]
8	Kyle A. Gallivan (Kyle Gallivan)	[10]
9	Steffen Duus Hansen	[9]
10	Søren Holdt Jensen	[9] [13] [15] [22] [23] [27] [28] [29]
11	Tobias Lindstrøm Jensen	[27] [28] [29]
12	Toke Koldborg Jensen	[18] [19]
13	Jakob Heide Jørgensen	[28] [29]
14	P. Kaae	[11]
15	C. Keable	[11]
16	Misha Elena Kilmer	[20]
17	Dianne P. Leary	[24]
18	Song Li	[26]
19	Flavio Lorenzelli	[3]
20	Kaj Madsen	[8]
21	Rodney Miller	[24]
22	James G. Nagy	[24]
23	Hans Bruun Nielsen	[8]
24	Tzvetan Ostromsky	[5] [10] [12] [14]
25	Wojciech Owczarz	[11]
26	Xiaochuan Pan	[28]
27	Dan Erik Petersen	[26]
28	Mustafa Ç. Pinar (Mustafa Pinar)	[8]
29	Henning Friis Poulsen	[25]
30	Maria Saxild-Hansen	[30]
31	Emil Y. Sidky	[28]
32	Stig Skelboe	[26]
33	Hans Henrik B. Sørensen	[26]
34	Henning Osholm Sørensen	[25]
35	John Aasted Sorensen	[9]
36	Kurt Stokbro	[26]
37	Zsuzsanna Sükösd	[25]
38	Jerzy Wasniewski	[7] [11]
39	Kung Yao	[3]
40	Zahari Zlatev	[5] [7] [10] [11] [12] [14]

Colors in the list of coauthors

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