Roosta-Khorasani, Farbod; van den Doel, Kees; Ascher, Uri Stochastic algorithms for inverse problems involving PDEs and many measurements. (English) Zbl 1307.65158 SIAM J. Sci. Comput. 36, No. 5, S3-S22 (2014). MSC: 65N21 35R30 65C05 65N75 PDFBibTeX XMLCite \textit{F. Roosta-Khorasani} et al., SIAM J. Sci. Comput. 36, No. 5, S3--S22 (2014; Zbl 1307.65158) Full Text: DOI Link
Huang, Hui; Ascher, Uri Faster gradient descent and the efficient recovery of images. (English) Zbl 1295.65047 Vietnam J. Math. 42, No. 1, 115-131 (2014). MSC: 65F22 65D18 PDFBibTeX XMLCite \textit{H. Huang} and \textit{U. Ascher}, Vietnam J. Math. 42, No. 1, 115--131 (2014; Zbl 1295.65047) Full Text: DOI arXiv
van den Doel, Kees; Ascher, Uri The chaotic nature of faster gradient descent methods. (English) Zbl 1252.65073 J. Sci. Comput. 51, No. 3, 560-581 (2012). MSC: 65F10 65P20 PDFBibTeX XMLCite \textit{K. van den Doel} and \textit{U. Ascher}, J. Sci. Comput. 51, No. 3, 560--581 (2012; Zbl 1252.65073) Full Text: DOI
Van Den Doel, Kees; Ascher, Uri M. Adaptive and stochastic algorithms for electrical impedance tomography and DC resistivity problems with piecewise constant solutions and many measurements. (English) Zbl 1241.65095 SIAM J. Sci. Comput. 34, No. 1, A185-A205 (2012). MSC: 65N21 35J25 65F10 PDFBibTeX XMLCite \textit{K. Van Den Doel} and \textit{U. M. Ascher}, SIAM J. Sci. Comput. 34, No. 1, A185--A205 (2012; Zbl 1241.65095) Full Text: DOI
Ascher, Uri M.; van den Doel, Kees; Huang, Hui; Svaiter, Benar F. Gradient descent and fast artificial time integration. (English) Zbl 1169.65329 ESAIM, Math. Model. Numer. Anal. 43, No. 4, 689 (2009). MSC: 65M06 35K15 65F10 65F50 PDFBibTeX XMLCite \textit{U. M. Ascher} et al., ESAIM, Math. Model. Numer. Anal. 43, No. 4, 689 (2009; Zbl 1169.65329) Full Text: DOI EuDML
Huang, H.; Ascher, U. Surface mesh smoothing, regularization, and feature detection. (English) Zbl 1190.65025 SIAM J. Sci. Comput. 31, No. 1, 74-93 (2008). MSC: 65D17 65D10 PDFBibTeX XMLCite \textit{H. Huang} and \textit{U. Ascher}, SIAM J. Sci. Comput. 31, No. 1, 74--93 (2008; Zbl 1190.65025) Full Text: DOI
Haber, Eldad; Heldmann, Stefan; Ascher, Uri Adaptive finite volume method for distributed non-smooth parameter identification. (English) Zbl 1121.65074 Inverse Probl. 23, No. 4, 1659-1676 (2007). MSC: 65K10 65N21 35J25 49J20 49M25 35R30 65N50 PDFBibTeX XMLCite \textit{E. Haber} et al., Inverse Probl. 23, No. 4, 1659--1676 (2007; Zbl 1121.65074) Full Text: DOI Link
van den Doel, K.; Ascher, U. M. Dynamic level set regularization for large distributed parameter estimation problems. (English) Zbl 1117.65147 Inverse Probl. 23, No. 3, 1271-1288 (2007). MSC: 65N21 35R30 65F10 65F22 PDFBibTeX XMLCite \textit{K. van den Doel} and \textit{U. M. Ascher}, Inverse Probl. 23, No. 3, 1271--1288 (2007; Zbl 1117.65147) Full Text: DOI
Ascher, U. M.; Huang, H.; van den Doel, K. Artificial time integration. (English) Zbl 1113.65068 BIT 47, No. 1, 3-25 (2007). MSC: 65L05 34A34 34A26 65K10 49Q10 65M32 65D18 65N21 PDFBibTeX XMLCite \textit{U. M. Ascher} et al., BIT 47, No. 1, 3--25 (2007; Zbl 1113.65068) Full Text: DOI
Van Den Doel, K.; Ascher, U. M. On level set regularization for highly ill-posed distributed parameter estimation problems. (English) Zbl 1097.65112 J. Comput. Phys. 216, No. 2, 707-723 (2006). MSC: 65N21 35J05 35J25 35R30 65N30 PDFBibTeX XMLCite \textit{K. Van Den Doel} and \textit{U. M. Ascher}, J. Comput. Phys. 216, No. 2, 707--723 (2006; Zbl 1097.65112) Full Text: DOI
Ascher, Uri M.; McLachlan, Robert I. Multisymplectic box schemes and the Korteweg-de Vries equation. (English) Zbl 1038.65138 Appl. Numer. Math. 48, No. 3-4, 255-269 (2004). MSC: 65P10 65M06 35Q53 37M15 37K10 PDFBibTeX XMLCite \textit{U. M. Ascher} and \textit{R. I. McLachlan}, Appl. Numer. Math. 48, No. 3--4, 255--269 (2004; Zbl 1038.65138) Full Text: DOI
Haber, E.; Ascher, U. M. Preconditioned all-at-once methods for large, sparse parameter estimation problems. (English) Zbl 0995.65110 Inverse Probl. 17, No. 6, 1847-1864 (2001). Reviewer: Asaf D.Iskenderov (Baku) MSC: 65N21 35R30 65N06 65F10 65F35 PDFBibTeX XMLCite \textit{E. Haber} and \textit{U. M. Ascher}, Inverse Probl. 17, No. 6, 1847--1864 (2001; Zbl 0995.65110) Full Text: DOI Link
Ascher, Uri M.; Reich, Sebastian The midpoint scheme and variants for Hamiltonian systems: Advantages and pitfalls. (English) Zbl 0947.65133 SIAM J. Sci. Comput. 21, No. 3, 1045-1065 (1999). Reviewer: Werner M.Seiler (Mannheim) MSC: 65P10 65L20 37J45 65L06 37M15 65L50 PDFBibTeX XMLCite \textit{U. M. Ascher} and \textit{S. Reich}, SIAM J. Sci. Comput. 21, No. 3, 1045--1065 (1999; Zbl 0947.65133) Full Text: DOI
Ascher, Uri M. Stabilization of invariants of discretized differential systems. (English) Zbl 0911.65058 Numer. Algorithms 14, No. 1-3, 1-24 (1997). Reviewer: I.Coroian (Baia Mare) MSC: 65L05 34A09 34A34 65L20 PDFBibTeX XMLCite \textit{U. M. Ascher}, Numer. Algorithms 14, No. 1--3, 1--24 (1997; Zbl 0911.65058) Full Text: DOI
Ascher, Uri M.; Petzold, Linda R. Projected collocation for higher-order higher-index differential- algebraic equations. (English) Zbl 0772.65049 J. Comput. Appl. Math. 43, No. 1-2, 243-259 (1992). Reviewer: M.M.Konstantinov (Sofia) MSC: 65L10 65L20 65L60 34A30 PDFBibTeX XMLCite \textit{U. M. Ascher} and \textit{L. R. Petzold}, J. Comput. Appl. Math. 43, No. 1--2, 243--259 (1992; Zbl 0772.65049) Full Text: DOI
Ascher, Uri M.; Mattheij, Robert M. M.; Russell, Robert D. Numerical solution of boundary value problems for ordinary differential equations. (English) Zbl 0671.65063 Prentice Hall Series in Computational Mathematics. Englewood Cliffs, NJ: Prentice-Hall, Inc. xxi, 595 p. $ 86.95 (1988). Reviewer: G.J.Cooper MSC: 65L10 65-02 34Bxx 34E15 65L05 PDFBibTeX XMLCite \textit{U. M. Ascher} et al., Numerical solution of boundary value problems for ordinary differential equations. Englewood Cliffs, NJ: Prentice-Hall, Inc. (1988; Zbl 0671.65063)
Bader, G.; Ascher, U. A new basis implementation for a mixed order boundary value ODE solver. (English) Zbl 0633.65084 SIAM J. Sci. Stat. Comput. 8, 483-500 (1987). Reviewer: J.B.Butler jun. MSC: 65L10 65L20 34B15 34B10 PDFBibTeX XMLCite \textit{G. Bader} and \textit{U. Ascher}, SIAM J. Sci. Stat. Comput. 8, 483--500 (1987; Zbl 0633.65084) Full Text: DOI
Ascher, Uri Two families of symmetric difference schemes for singular perturbation problems. (English) Zbl 0568.65053 Numerical boundary value ODEs, Proc. Int. Workshop, Vancouver/Can. 1984, Prog. Sci. Comput. 5, 173-191 (1985). Reviewer: T.Mitsui MSC: 65L10 65L20 34B15 34E15 PDFBibTeX XML
Ascher, U.; Christiansen, J.; Russell, R. D. A collocation solver for mixed order systems of boundary value problems. (English) Zbl 0407.65035 Math. Comput. 33, 659-679 (1979). MSC: 65L10 65D07 65-04 34B10 68Q25 PDFBibTeX XMLCite \textit{U. Ascher} et al., Math. Comput. 33, 659--679 (1979; Zbl 0407.65035) Full Text: DOI
Ascher, Uri Discrete least squares approximations for ordinary differential equations. (English) Zbl 0414.65049 SIAM J. Numer. Anal. 15, 478-496 (1978). MSC: 65L10 65D32 65D07 PDFBibTeX XMLCite \textit{U. Ascher}, SIAM J. Numer. Anal. 15, 478--496 (1978; Zbl 0414.65049) Full Text: DOI