2020

Havenstein, Diego ; Lysakovski, Peter ; May, Norman ; Moerkotte, Guido ; Steidl, Gabriele Fast entropy maximization for selectivity estimation of conjunctive predicates on CPUs and GPUs. Bonifati, Angela ; Zhou, Yongluan ; Vaz Salles, Marcos Antonio ; Böhm, Alexander ; Olteanu, Dan ; Fletcher, George ; Khan, Arijit ; Yang, Bin 546-554 In: Advances in Database Technology - EDBT 2020 : 23rd International Conference on Extending Database Technology, Copenhagen, Denkmark, March 30-April 2, 2020 : proceedings (2020) Kopenhagen EDBT 2020 (Online) [Konferenzveröffentlichung]

2015

Moerkotte, Guido ; Montag, Martin ; Repetti, Audrey ; Steidl, Gabriele (2015) Proximal operator of quotient functions with application to a feasibility problem in query optimization. Journal of Computational and Applied Mathematics Amsterdam [u.a.] 285 243-255 [Zeitschriftenartikel]

2010

Teuber, Tanja ; Steidl, Gabriele ; Gwosdek, Pascal ; Schmaltz, Christian ; Weickert, Joachim (2010) Dithering by Differences of Convex Functions. Preprints / Department of Mathematics Mannheim 10-01 [Arbeitspapier]

Vorschau

Setzer, Simon ; Steidl, Gabriele ; Teuber, Tanja ; Moerkotte, Guido (2010) Approximation related to quotient functionals. Journal of Approximation Theory Amsterdam [u.a.] 162 3 545-558 [Zeitschriftenartikel]

2009

Steidl, Gabriele ; Teuber, Tanja (2009) Removing multiplicative noise by Douglas-Rachford splitting methods. Preprints / Department of Mathematics Mannheim 08-02 [Arbeitspapier]

Vorschau

Moerkotte, Guido ; Neumann, Thomas ; Steidl, Gabriele (2009) Preventing Bad Plans by Bounding the Impact of Cardinality Estimation Errors. Proceedings of the VLDB Endowment [New York, NY] 2 1 982-993 [Zeitschriftenartikel]

2008

Dahlke, Stephan ; Steidl, Gabriele ; Teschke, Gerd (2008) The continuous shearlet transform in arbitrary dimensions. Preprints / Department of Mathematics Mannheim 08-01 [Arbeitspapier]

Vorschau

2006

Didas, Stephan ; Setzer, Simon ; Steidl, Gabriele (2006) Combines l2 data and gradient fitting in conjunction with l1 regularization. None [Arbeitspapier]

Vorschau

2005

Neumann, Julia ; Steidl, Gabriele (2005) Dual-tree complex wavelet transform in the frequency domain and an application to signal classification. International Journal of Wavelets, Multiresolution and Information Processing : IJWMIP Singapore [u.a.] 3 1 43-65 [Zeitschriftenartikel]

Mrázek, Pavel ; Weickert, Joachim ; Steidl, Gabriele (2005) Diffusion-inspired Shrinkage Functions and Stability Results for Wavelet Denoising. International Journal of Computer Vision Berlin [u.a.] 64 2 171-186 [Zeitschriftenartikel]

2004

Fenn, Markus ; Steidl, Gabriele (2004) Robust local approximation of scattered data. None [Arbeitspapier]

Vorschau

Steidl, Gabriele (2004) A note on the dual treatment of higher order regularization functionals. None [Arbeitspapier]

Vorschau

Dahlke, Stephan ; Steidl, Gabriele ; Teschke, Gerd (2004) Coorbit spaces and Banach frames on homogeneous spaces with applications to spheres. Advances in Computational Mathematics : AICM Dordrecht 21 1/2 147-180 [Zeitschriftenartikel]

Fenn, Markus ; Steidl, Gabriele (2004) Fast NFFT based summation of radial functions. Sampling Theory in Signal and Image Processing Potsdam, NY 3 1 1-28 [Zeitschriftenartikel]

Steidl, Gabriele ; Weickert, Joachim ; Brox, Thomas ; Mrázek, Pavel ; Welk, Martin (2004) On the equivalence of soft wavelet shrinkage, total variation diffusion, total variation regularization, and SIDEs. SIAM Journal on Numerical Analysis Philadelphia, Pa 42 2 686 - 713 [Zeitschriftenartikel]

Strauß, Daniel J. ; Steidl, Gabriele ; Welzel, Udo (2004) Parameter detection of thin films from their x-ray reflectivity by support vector machines. Applied Numerical Mathematics Amsterdam 48 2 223-236 [Zeitschriftenartikel]

Dahlke, Stephan ; Steidl, Gabriele ; Teschke, Gerd (2004) Weighted coorbit spaces and Banach frames on homogeneous spaces. The Journal of Fourier Analysis and Applications Boston, Mass. [u.a.] 10 5 507-539 [Zeitschriftenartikel]

2003

Neumann, Julia ; Schnörr, Christoph ; Steidl, Gabriele (2003) Effectively Finding the Optimal Wavelet for Hybrid Wavelet - Large Margin Signal Classification. Technical Reports Mannheim 03-005 [Arbeitspapier]

Vorschau

Neumann, Julia ; Steidl, Gabriele (2003) Dual-Tree Complex Wavelet Transform in the Frequency Domain and an Application to Signal Classification. Technical Reports Mannheim 03-013 [Arbeitspapier]

Vorschau

Fenn, Markus ; Steidl, Gabriele (2003) Fast NFFT based summation of radial functions. None [Arbeitspapier]

Vorschau

Mrazek, Pavel ; Weickert, Joachim ; Steidl, Gabriele Correspondences between wavelet shrinkage and nonlinear diffusion. Griffin, Lewis D. Lecture Notes in Computer Science 2695 101-116 In: Scale space methods in computer vision : 4th International Conference, Scale-Space 2003, Isle of Skye, UK, June 10-12, 2003; proceedings (2003) Berlin [u.a.] [Konferenzveröffentlichung]

Brox, Thomas ; Welk, Martin ; Steidl, Gabriele ; Weickert, Joachim Equivalence results for TV diffusion and TV regularization. Griffin, Lewis D. Lecture Notes in Computer Science 2695 86-100 In: Scale space methods in computer vision : 4th international conference, scale space 2003, Isle of Skye, UK, June 10 - 12, 2003 ; proceedings (2003) Berlin [u.a.] [Konferenzveröffentlichung]

Nürnberger, Günther ; Steidl, Gabriele ; Zeilfelder, Frank (2003) Explicit estimates for bivariate hierarchical bases. Communications in Applied Analysis Atlanta, Ga. 7 1 133-151 [Zeitschriftenartikel]

Neumann, Julia ; Schnörr, Christoph ; Steidl, Gabriele Feasible Adaptation Criteria for Hybird Wavelet - Large Margin Classifiers. Petkov, Nikolay Lecture Notes in Computer Science 2756 588-595 In: Computer analysis of images and patterns : 10th international conference, CAIP 2003, Groningen, The Netherlands, August 25-27, 2003; proceedings (2003) Berlin [u.a.] [Konferenzveröffentlichung]

Strauß, Daniel J. ; Steidl, Gabriele ; Delb, Wolfgang (2003) Feature extraction by morphological local discriminant bases. Signal Processing Amsterdam [u.a.] 83 2 359-376 [Zeitschriftenartikel]

Mrazek, Pavel ; Weickert, Joachim ; Steidl, Gabriele ; Welk, Martin On iterations and scales of nonlinear filters. Drbohlav, Ondrej Computer Vision Winter Workshop of the Czech Pattern Recognition Society 61-66 In: Computer vision - CVWW '03 : proceedings of the 8th Computer Vision Winter Workshop, February 3 - 6, 2003, Valtice, Czech Republic (2003) Prague [Konferenzveröffentlichung]

Potts, Daniel ; Steidl, Gabriele ; Tasche, Manfred (2003) Numerical stability of fast trigonometric transforms: a worst case study. Journal of concrete and applicable mathematics : JCAAM Cordova, Tenn. 1 1 1-36 [Zeitschriftenartikel]

Nieslony, Arthur ; Steidl, Gabriele (2003) Sparse approximate factorization of nonuniform Fourier matrices. Linear Algebra and its Applications 366 337-351 [Zeitschriftenartikel]

2002

Fenn, Markus ; Steidl, Gabriele (2002) FMM and H-matrices: A Short Introduction to the Basic Idea. None [Arbeitspapier]

Vorschau

Neumann, Julia ; Schnörr, Christoph ; Steidl, Gabriele (2002) Feasible Adaptation Criteria for Hybrid Wavelet - Large Margin Classifiers. None [Arbeitspapier]

Vorschau

Potts, Daniel ; Steidl, Gabriele (2002) Fast summation at nonequispaces knots by NFFTs. SIAM Journal on Scientific Computing Philadelphia, Pa. 24 6 2013-2037 [Zeitschriftenartikel]

Neumann, Julia ; Schnörr, Christoph ; Steidl, Gabriele (2002) Feasible Adaptation Criteria for Hybrid Wavelet : Large Margin Classifiers. Computer analysis of images and patterns / Petkov, Nikolay[Hrsg.] Berlin [Buchkapitel]

Potts, Daniel ; Steidl, Gabriele (2002) Fourier reconstruction of functions from their nonstandard sampled Radon transform. The Journal of Fourier Analysis and Applications Cambridge, Mass. 8 6 513-533 [Zeitschriftenartikel]

Steidl, Gabriele ; Weickert, Joachim Relations between soft wavelet shrinkage and total variation denoising. Gool, Luc van Lecture Notes in Computer Science 2449 198-205 In: Pattern Recognition : 24th DAGM Symposium Zurich, Switzerland, September 16–18, 2002. Proceedings (2002) Berlin [u.a.] [Konferenzveröffentlichung]

Strauß, Daniel J. ; Steidl, Gabriele (2002) Hybrid wavelet-support vector classifiers of waveforms. Journal of Computational and Applied Mathematics Amsterdam 148 2 375-400 [Zeitschriftenartikel]

2001

Potts, Daniel ; Steidl, Gabriele (2001) Fourier reconstruction of functions from their nonstandard sampled Radon transform. None [Arbeitspapier]

Vorschau

Strauß, Daniel J. ; Steidl, Gabriele ; Welzel, Udo (2001) Parameter Detection of Thin Films From Their X-Ray Reflectivity by Support Vector Machines. None [Arbeitspapier]

Vorschau

Potts, Daniel ; Steidl, Gabriele (2001) A new linogram algorithm for computerized tomography. IMA Journal of Numerical Analysis : IMAJNA Oxford 21 3 769-782 [Zeitschriftenartikel]

Strauß, Daniel J. ; Steidl, Gabriele ; Jung, Jürgen (2001) Arrhythmia detection using signal adapted wavelet preprocessing for support vector machines. Computers in Cardiology New York, NY 28 497-501 [Zeitschriftenartikel]

Potts, Daniel ; Steidl, Gabriele ; Tasche, Manfred (2001) Fast Fourier transforms for nonequispaced data: a tutorial. Modern Sampling Theory: Mathematics ans Applications 247 - 270 [Buchkapitel]

Potts, Daniel ; Steidl, Gabriele (2001) Preconditioners for ill-conditioned Toeplitz matrices constructed from positive kernels. SIAM Journal on Scientific Computing Philadelphia, Pa. 22 5 1741 - 1761 [Zeitschriftenartikel]

Chan, Raymond H. ; Potts, Daniel ; Steidl, Gabriele (2001) Preconditioners for non-Hermitian Toeplitz systems. Numerical Linear Algebra with Applications Chichester 8 2 83-98 [Zeitschriftenartikel]

Potts, Daniel ; Steidl, Gabriele (2001) Preconditioning of Hermitian block-Toeplitz-Toeplitz-block matrices by level-1 preconditioners. Olshevsky, Vadim Structured matrices in mathematics, computer science, and engineering : proceedings of an AMS-IMS-SIAM joint summer research conference, University of Colorado, Boulder, June 27 - July 1, 1999 Providence, RI 2 193 - 212 [Buchkapitel]

Chan, Raymond H. ; Potts, Daniel ; Steidl, Gabriele (2001) Preconditioners for nondefinite Hermitian Toeplitz systems. SIAM Journal on Matrix Analysis and Applications Philadelphia, Pa. 22 3 647-665 [Zeitschriftenartikel]

Strauß, Daniel J. ; Steidl, Gabriele (2001) Hybrid Wavelet-Support Vector Classifiers. None [Arbeitspapier]

Vorschau

2000

Potts, Daniel ; Steidl, Gabriele (2000) A new algorithm for computerized tomography based on fast Fourier transforms for nonequispaced data. None [Arbeitspapier]

Vorschau

Potts, Daniel ; Steidl, Gabriele (2000) New Fourier reconstruction algorithms for computerized tomography. Wavelet Applications in Signal and Image Processing VIII, Proc SPIE Conf. 13 - 23 [Buchkapitel]

Trebels, Bernhard ; Steidl, Gabriele (2000) Riezs bounds of Wilson bases generated by B-splines. The Journal of Fourier Analysis and Applications Boston, Mass. [u.a.] 6 2 171-184 [Zeitschriftenartikel]

1999

Trebels, Bernhard ; Steidl, Gabriele (1999) Riesz bounds of Wilson bases generated by B-splines. None [Arbeitspapier]

Vorschau

Chan, Raymond H. ; Potts, Daniel ; Steidl, Gabriele (1999) Preconditioners for nondefinite Hermitian Toeplitz systems. None [Arbeitspapier]

Vorschau

Gottscheber, Achim ; Steidl, Gabriele (1999) On a family of orthogonal wavelets on the quincunx grid. Advances in Multivariate Approximation Berlin 175 - 184 [Buchkapitel]

Potts, Daniel ; Steidl, Gabriele (1999) Preconditioners for ill-conditioned Toeplitz matrices. BIT : Numerical Mathematics Dordrecht 39 3 513 - 533 [Zeitschriftenartikel]

1998

Gottscheber, Achim ; Steidl, Gabriele (1998) On a family of orthogonal wavelets on the quincunx grid. None [Arbeitspapier]

Vorschau

Steidl, Gabriele (1998) A note on fast Fourier transforms for nonequispaced grids. Advances in Computational Mathematics : AICM Dordrecht 9 3/4 337-353 [Zeitschriftenartikel]

Potts, Daniel ; Steidl, Gabriele ; Tasche, Manfred (1998) Fast algorithms for discrete polynomial transforms. Mathematics of Computation Providence, RI Nr. 67 1577 - 1590 [Zeitschriftenartikel]

Potts, Daniel ; Steidl, Gabriele ; Tasche, Manfred (1998) Fast and stable algorithms for discrete spherical Fourier transform. Linear Algebra and its Applications New York, NY Nr.275 433-450 [Zeitschriftenartikel]

Elbel, Benedikte ; Steidl, Gabriele (1998) Fast Fourier transforms for nonequispaced data. Approximation Theory IX Nashville 39 - 46 [Buchkapitel]

Potts, Daniel ; Steidl, Gabriele (1998) Optimal trigonometric preconditioners for nonsymmetric Toeplitz systems. Linear Algebra and its Applications New York, NY Nr.281 265-292 [Zeitschriftenartikel]

1997

Potts, Daniel ; Steidl, Gabriele (1997) Preconditioners for ill-conditioned Toeplitz matrices. None [Arbeitspapier]

Vorschau

Potts, Daniel ; Steidl, Gabriele ; Tasche, Manfred (1997) Trigonometric preconditioning for block Toeplitz matrices. Multivariate Approximation and Splines Basel 219 - 234 [Buchkapitel]

1996

Potts, Daniel ; Steidl, Gabriele (1996) Optimal trigonometric preconditioners for nonsymmetric Toeplitz system. None [Arbeitspapier]

Vorschau

Potts, Daniel ; Steidl, Gabriele ; Tasche, Manfred Kernels of spherical harmonics and spherical frames. Fontanella, Ferruccio Advanced topics in multivariate approximation : proceedings of the international workshop, Montecatini Terme, Italy, September 27 - October 3, 1995 287 - 301 In: Advanced topics in multivariate approximation : proceedings of the international workshop, Montecatini Terme, Italy, September 27 - October 3, 1995 (1996) Singapore [Konferenzveröffentlichung]