- Higher and Fractional Order Diffusion Filters
- Continuous and Discrete Variational Methods for Image Denoising
- Relations between Different Classes of Nonlinear Filters
- Processing of Matrix-Valued Data
- IEEE Transactions on Pattern Analysis and Machine Intelligence
- IEEE Transactions on Medical Imaging
- IEEE Transactions on Image Processing
- Electronic Letters on Computer Vision and Image Analysis
- Multiscale Modeling and Simulation
- Image and Vision Computing
- Automatica
- Signal Processing
- Signal Processing: Image Communication
- Pattern Recognition
- Inverse Problems and Imaging
- International Journal on Computer Vision
- Journal of Mathematical Imaging and Vision
- SIAM Journal on Imaging Sciences
- SIAM Journal on Scientific Computing
- numerous conferences
Journal Papers
- S. Didas, S. Setzer, G. Steidl:
Combined l_2 data and gradient fitting in conjunction with l_1
regularization.
Advances in Computational Mathematics, 2008, in print.
Revised version of
Preprint No. 143,
DFG Priority Programme 1114, Department of Mathematics,
University of Bremen, Germany, June 2006.
- B. Burgeth, S. Didas, L. Florack, J. Weickert:
A generic approach to diffusion filtering of matrix-fields.
Computing, Vol. 81, 179-197, 2007.
Revised version of
Technical Report No. 191, Department of Mathematics,
Saarland University, Saarbrücken, Germany, March 2007.
- S. Didas, J. Weickert:
Integrodifferential Equations for Continuous Multiscale Wavelet Shrinkage.
Inverse Problems and Imaging, Vol. 1, No. 1, 47-62, 2007.
Revised version of
Preprint No. 147,
DFG Priority Programme 1114, Department of Mathematics,
University of Bremen, Germany, September 2006.
- B. Burgeth, A. Bruhn, S. Didas, J. Weickert, M. Welk:
Morphology for tensor data: Ordering versus PDE-based approach.
Image and Vision Computing, Vol. 25, No. 4, 496-511, April
2007.
Revised version of
Preprint No. 162,
Department of Mathematics, Saarland University, Saarbrücken,
Germany, December 2005.
- G. Steidl, S. Didas, J. Neumann:
Splines in higher order TV regularization.
International Journal of Computer Vision, Vol. 70, No.3,
241-255, 2006.
Revised version of
Preprint No. 142,
DFG Priority Programme 1114,
Department of Mathematics, University of Bremen, Germany, June 2006.
- N. Papenberg, A. Bruhn, T. Brox, S. Didas, J. Weickert:
Highly accurate optic flow computation with theoretically
justified warping.
International Journal of Computer Vision, Vol. 67, No. 2, 141-158,
April 2006.
Book Chapters
- J. Franke, R. Dahlhaus, J. Polzehl, V. Spokoiny, G. Steidl,
J. Weickert, A. Berdychevski, S. Didas, S. Halim, P. Mrázek,
S. S. Rao, J. Tadjuidje:
Structural adaptive smoothing procedures.
In R. Dahlhaus, J. Kurths, P. Maass, J. Timmer (Eds.): Mathematical
Methods in Time Series Analysis and Digital Image Processing,
Springer, Berlin, 2008.
Conference Papers
- L. Pizarro, B. Burgeth, S. Didas, J. Weickert:
A generic neighbourhood filtering framework for matrix
fields.
Proc. 10th European Conference on Computer Vision (ECCV 2008,
October 2008, Marseille, France), accepted for publication.
- S. Zimmer, S. Didas, J. Weickert:
A rotationally invariant block matching strategy improving image
denoising with non-local means.
Proc. 2008 International Workshop on Local and Non-Local
Approximation in Image Processing (August 2008, Lausanne,
Switzerland), in print.
- S. Didas, G. Steidl, J. Weickert:
Discrete multiscale wavelet shrinkage and integrodifferential
equations.
In P. Schelkens, T. Ebrahimi, G. Christobal, F. Truchetet,
Optical and Digital Image Processing - Photonics Europe,
Vol. 7000 of Proceedings of SPIE, 70000S-1 - 70000S-12, 2008.
- L. Pizarro, S. Didas, F. Bauer, J. Weickert:
Evaluating a general class of filters for image denoising.
In B. K. Ersboll, K. S. Pedersen (Eds.):
Image Analysis, Lecture Notes in Computer Science, Vol. 4522,
601 - 610, Springer, Berlin, 2007.
©
Springer-Verlag Berlin Heidelberg 2007.
- S. Didas, J. Weickert:
Combining Curvature Motion and Edge-Preserving Denoising.
In F. Sgallari, A. Murli, N. Paragios (Eds.):
Scale Space and Variational Methods in Computer Vision.
Lecture Notes in Computer Science, Vol. 4485, 568 - 579,
Springer, Berlin, 2007.
©
Springer-Verlag Berlin Heidelberg 2007.
- O. Vogel, A. Bruhn, J. Weickert, S. Didas:
Direct Shape-from-Shading with Adaptive Higher Order
Regularisation.
In F. Sgallari, A. Murli, N. Paragios (Eds.):
Scale Space and Variational Methods in Computer Vision.
Lecture Notes in Computer Science, Vol. 4485, 871 - 882,
Springer, Berlin, 2007.
©
Springer-Verlag Berlin Heidelberg 2007.
- B. Burgeth, S. Didas, L. Florack, J. Weickert:
Singular PDEs for the Processing of Matrix-Valued Data.
In F. Sgallari, A. Murli, N. Paragios (Eds.):
Scale Space and Variational Methods in Computer Vision.
Lecture Notes in Computer Science, Vol. 4485, 556 - 567,
Springer, Berlin, 2007.
©
Springer-Verlag Berlin Heidelberg 2007.
- S. Didas, P. Mrázek, J. Weickert:
Energy-based image simplification with
nonlocal data and smoothness terms.
In A. Iske, J. Levesley (Eds.): Algorithms for Approximation,
50-60, Springer, Heidelberg, 2006.
Revised version of
Preprint No. 136,
DFG Priority Programme 1114,
Department of Mathematics, University of Bremen, Germany,
November 2005.
©
Springer-Verlag Heidelberg 2006.
- S. Didas, J. Weickert:
From adaptive averaging to accelerated nonlinear diffusion
filtering.
K. Franke et al. (Eds.): Pattern Recognition. Lecture Notes in
Computer Science, Vol. 4174, 101 - 110, Springer, Berlin, 2006.
©
Springer-Verlag Berlin Heidelberg 2006.
- B. Burgeth, S. Didas, J. Weickert:
The Bessel scale-space.
In O. F. Olsen, L. Florack, A. Kuijper (Eds.):
Deep Structure, Singularities, and Computer Vision.
Lecture Notes in Computer Science, Vol. 3753, 84 - 95,
Springer, Berlin, 2005.
©
Springer-Verlag Berlin Heidelberg 2005.
- S. Didas, J. Weickert, B. Burgeth:
Stability and local feature enhancement of higher order nonlinear
diffusion filtering.
In W. Kropatsch, R. Sablatnig and A. Hanbury (Eds.):
Pattern Recognition.
Lecture Notes in Computer Science, Vol. 3663, Springer, Berlin, 2005.
©
Springer-Verlag Berlin Heidelberg 2005.
- S. Didas, B. Burgeth, A. Imiya, J. Weickert:
Regularity and scale-space properties of fractional high order
linear filtering.
In R. Kimmel, N. Sochen, J. Weickert (Eds.):
Scale-Space and PDE Methods in Computer Vision.
Lecture Notes in Computer Science, Vol. 3459, Springer, Berlin, 2005.
©
Springer-Verlag Berlin Heidelberg 2005.
- B. Burgeth, S. Didas, J. Weickert:
Relativistic scale-spaces.
In R. Kimmel, N. Sochen, J. Weickert (Eds.):
Scale-Space and PDE Methods in Computer Vision.
Lecture Notes in Computer Science, Vol. 3459, Springer, Berlin, 2005.
©
Springer-Verlag Berlin Heidelberg 2005.
- G. Steidl, S. Didas, J. Neumann:
Relations between higher order TV regularization and support
vector regression.
In R. Kimmel, N. Sochen, J. Weickert (Eds.):
Scale-Space and PDE Methods in Computer Vision.
Lecture Notes in Computer Science, Vol. 3459, Springer, Berlin, 2005.
©
Springer-Verlag Berlin Heidelberg 2005.
Technical Reports
- S. Didas, J. Weickert, B. Burgeth:
Properties of Higher Order Nonlinear Diffusion Filtering.
Technical Report No. 215, Department of Mathematics, Saarland
University, Saarbrücken, Germany, August 2008.
- S. Didas, G. Steidl, J. Weickert:
Integrodifferential Equations for Multiscale Wavelet Shrinkage:
The Discrete Case.
Technical Report No. 214, Department of Mathematics, Saarland
University, Saarbrücken, Germany, July 2008.
- B. Burgeth, S. Didas, J. Weickert:
A general structure tensor concept and coherence-enhancing diffusion
filtering for matrix fields.
Technical Report No. 197, Department of Mathematics, Saarland
University, Saarbrücken, Germany, July 2007.
- S. Didas:
Denoising and enhancement of digital images -
variational methods, integrodifferential equations, and
wavelets
[pdf|
ps.gz]
,
PhD thesis, Dept. of Mathematics, Saarland University, 2008.
- S. Didas:
Higher order variational methods for noise removal in
signals and images
[pdf|
ps.gz],
Diplomarbeit, Dept. of Mathematics, Saarland University, 2004.
- S. Didas:
Synchronisation in the Network-Integrated Multimedia
Middleware (NMM)
[pdf|
ps.gz],
Fortgeschrittenenpraktikum, Dept. of Computer Science,
Saarland University, 2002,
accepted as Bachelor's thesis, 2004.
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