Uri M. Ascher

61 papers A* 3Misc 1Journal 49Unranked 5
YearRankTypeTitle / Venue / Authors
2025 J jnl
Neural DAEs: Constrained Neural Networks.
SIAM J. Sci. Comput.
Tue Boesen, Eldad Haber, Uri M. Ascher
2025 J jnl
Reversing Large Language Models for Efficient Training and Fine-Tuning.
CoRR
Eshed Gal, Moshe Eliasof, Javier Turek, Uri M. Ascher, Eran Treister, Eldad Haber
2024 J jnl
Implicit Frictional Dynamics With Soft Constraints.
IEEE Trans. Vis. Comput. Graph.
Egor Larionov, Andreas Longva, Uri M. Ascher, Jan Bender, Dinesh K. Pai
2023 J jnl
Pitfalls of Projection: A study of Newton-type solvers for incremental potentials.
CoRR
Andreas Longva, Fabian Löschner, José Antonio Fernández-Fernández, Egor Larionov, Uri M. Ascher, Jan Bender
2022 J jnl
Fully implicit frictional dynamics with soft constraints.
CoRR
Egor Larionov, Andreas Longva, Uri M. Ascher, Jan Bender, Dinesh K. Pai
2022 J jnl
Neural DAEs: Constrained neural networks.
CoRR
Tue Boesen, Eldad Haber, Uri M. Ascher
2021 J jnl
SIERE: A Hybrid Semi-Implicit Exponential Integrator for Efficiently Simulating Stiff Deformable Objects.
ACM Trans. Graph.
Yu Ju Edwin Chen, Seung Heon Sheen, Uri M. Ascher, Dinesh K. Pai
2021 J jnl
Simulating deformable objects for computer animation: a numerical perspective.
CoRR
Uri M. Ascher, Egor Larionov, Seung Heon Sheen, Dinesh K. Pai
2020 J jnl
Learning Elastic Constitutive Material and Damping Models.
Comput. Graph. Forum
Bin Wang, Yuanmin Deng, Paul G. Kry, Uri M. Ascher, Hui Huang, Baoquan Chen
2019 J jnl
Discrete Processes and their Continuous Limits.
CoRR
Uri M. Ascher
2019 — conf
EigenFit for consistent elastodynamic simulation across mesh resolution.
Symposium on Computer Animation
Yu Ju Edwin Chen, David I. W. Levin, Danny M. Kaufman, Uri M. Ascher, Dinesh K. Pai
2019 J jnl
Learning Elastic Constitutive Material and Damping Models.
CoRR
Bin Wang, Paul G. Kry, Yuanmin Deng, Uri M. Ascher, Hui Huang, Baoquan Chen
2018 J jnl
Exponential Rosenbrock-Euler Integrators for Elastodynamic Simulation.
IEEE Trans. Vis. Comput. Graph.
Yu Ju Chen, Uri M. Ascher, Dinesh K. Pai
2018 J jnl
Neural Material: Learning Elastic Constitutive Material and Damping Models from Sparse Data.
CoRR
Bin Wang, Paul G. Kry, Yuanmin Deng, Uri M. Ascher, Hui Huang, Baoquan Chen
2015 J jnl
Assessing Stochastic Algorithms for Large Scale Nonlinear Least Squares Problems Using Extremal Probabilities of Linear Combinations of Gamma Random Variables.
SIAM/ASA J. Uncertain. Quantification
Farbod Roosta-Khorasani, Gábor J. Székely, Uri M. Ascher
2015 J jnl
Deformation capture and modeling of soft objects.
ACM Trans. Graph.
Bin Wang, Longhua Wu, KangKang Yin, Uri M. Ascher, Libin Liu, Hui Huang
2015 J jnl
Improved Bounds on Sample Size for Implicit Matrix Trace Estimators.
Found. Comput. Math.
Farbod Roosta-Khorasani, Uri M. Ascher
2014 J jnl
Algorithms that satisfy a stopping criterion, probably.
CoRR
Uri M. Ascher, Farbod Roosta-Khorasani
2014 J jnl
Assessing stochastic algorithms for large scale nonlinear least squares problems using extremal probabilities of linear combinations of gamma random variables.
CoRR
Farbod Roosta-Khorasani, Gábor J. Székely, Uri M. Ascher
2014 J jnl
Stochastic Algorithms for Inverse Problems Involving PDEs and many Measurements.
SIAM J. Sci. Comput.
Farbod Roosta-Khorasani, Kees van den Doel, Uri M. Ascher
2013 J jnl
"Mind the gap": tele-registration for structure-driven image completion.
ACM Trans. Graph.
Hui Huang, Kangxue Yin, Minglun Gong, Dani Lischinski, Daniel Cohen-Or, Uri M. Ascher, Baoquan Chen
2013 J jnl
Data completion and stochastic algorithms for PDE inversion problems with many measurements.
CoRR
Farbod Roosta-Khorasani, Kees van den Doel, Uri M. Ascher
2013 J jnl
Edge-aware point set resampling.
ACM Trans. Graph.
Hui Huang, Shihao Wu, Minglun Gong, Daniel Cohen-Or, Uri M. Ascher, Hao (Richard) Zhang
2013 J jnl
Faster gradient descent and the efficient recovery of images.
CoRR
Hui Huang, Uri M. Ascher
2013 J jnl
Improved bounds on sample size for implicit matrix trace estimators.
CoRR
Farbod Roosta-Khorasani, Uri M. Ascher
2012 J jnl
Adaptive and Stochastic Algorithms for Electrical Impedance Tomography and DC Resistivity Problems with Piecewise Constant Solutions and Many Measurements.
SIAM J. Sci. Comput.
Kees van den Doel, Uri M. Ascher
2012 J jnl
The Chaotic Nature of Faster Gradient Descent Methods.
J. Sci. Comput.
Kees van den Doel, Uri M. Ascher
2010 J jnl
Multiple Level Sets for Piecewise Constant Surface Reconstruction in Highly Ill-Posed Problems.
J. Sci. Comput.
Kees van den Doel, Uri M. Ascher, Antonio Leitão
2009 J jnl
Consolidation of unorganized point clouds for surface reconstruction.
ACM Trans. Graph.
Hui Huang, Dan Li, Hao Zhang, Uri M. Ascher, Daniel Cohen-Or
2008 J jnl
Real-Time Numerical Solution of Webster's Equation on A Nonuniform Grid.
IEEE Trans. Speech Audio Process.
Kees van den Doel, Uri M. Ascher
2008 J jnl
Surface Mesh Smoothing, Regularization, and Feature Detection.
SIAM J. Sci. Comput.
Hui Huang, Uri M. Ascher
2006 J jnl
On Effective Methods for Implicit Piecewise Smooth Surface Recovery.
SIAM J. Sci. Comput.
Uri M. Ascher, Eldad Haber, Hui Huang
2006 J jnl
On level set regularization for highly ill-posed distributed parameter estimation problems.
J. Comput. Phys.
Kees van den Doel, Uri M. Ascher
2005 J jnl
On Symplectic and Multisymplectic Schemes for the KdV Equation.
J. Sci. Comput.
Uri M. Ascher, Robert I. McLachlan
2004 — conf
Decomposing cloth.
Symposium on Computer Animation
Eddy Boxerman, Uri M. Ascher
2003 Misc conf
Computational Methods for Large Distributed Parameter Estimation Problems in 3D.
HPSC
Uri M. Ascher, Eldad Haber
2003 J jnl
On the modified conjugate gradient method in cloth simulation.
Vis. Comput.
Uri M. Ascher, Eddy Boxerman
2002 J jnl
Multigrid Preconditioning for Krylov Methods for Time-Harmonic Maxwell's Equations in Three Dimensions.
SIAM J. Sci. Comput.
Dhavide A. Aruliah, Uri M. Ascher
2002 — conf
Numerical Methods for Differential Systems with Algebraic Equality and Inequality Constraints.
HSCC
Uri M. Ascher
2001 J jnl
Fast Finite Volume Simulation of 3D Electromagnetic Problems with Highly Discontinuous Coefficients.
SIAM J. Sci. Comput.
Eldad Haber, Uri M. Ascher
2000 A* conf
Forward Dynamics Algorithms for Multibody Chains and Contact.
ICRA
Dinesh K. Pai, Uri M. Ascher, Paul G. Kry
2000 J jnl
Programming and control of robots by means of differential algebraic inequalities.
IEEE Trans. Robotics Autom.
Raymond J. Spiteri, Dinesh K. Pai, Uri M. Ascher
1999 — ch.
On Some Difficulties in Integrating Highly Oscillatory Hamiltonian Systems.
Computational Molecular Dynamics
Uri M. Ascher, Sebastian Reich
1999 J jnl
Sequential Regularization Methods for Simulating Mechanical Systems with Many Closed Loops.
SIAM J. Sci. Comput.
Uri M. Ascher, Ping Lin
1999 J jnl
The Midpoint Scheme and Variants for Hamiltonian Systems: Advantages and Pitfalls.
SIAM J. Sci. Comput.
Uri M. Ascher, Sebastian Reich
1998 J jnl
Approximate Schur Complement Preconditioning of the Lowest-Order Nodal Discretizations.
SIAM J. Sci. Comput.
J. David Moulton, Jim E. Morel, Uri M. Ascher
1998 — book
Computer methods for ordinary differential equations and differential-algebraic equations.
Uri M. Ascher, Linda R. Petzold
1997 J jnl
Forward Dynamics, Elimination Methods, and Formulation Stiffness in Robot Simulation.
Int. J. Robotics Res.
Uri M. Ascher, Dinesh K. Pai, Benoit P. Cloutier
1997 J jnl
Sequential Regularization Methods for Nonlinear Higher-Index DAEs.
SIAM J. Sci. Comput.
Uri M. Ascher, Ping Lin
1997 J jnl
Stabilization of invariants of discretized differential systems.
Numer. Algorithms
Uri M. Ascher
1995 A* conf
Numerical Solution of Differential Systems with Algebraic Inequalities Arising in Robot Programming.
ICRA
Raymond J. Spiteri, Uri M. Ascher, Dinesh K. Pai
1995 — book
Numerical solution of boundary value problems for ordinary differential equations.
Uri M. Ascher, Robert M. M. Mattheij, Robert D. Russell
1995 A* conf
The Formulation Stiffness of Forward Dynamics Algorithms and Implications for Robot Simulation.
ICRA
Benoit P. Cloutier, Dinesh K. Pai, Uri M. Ascher
1994 J jnl
Collocation Software for Boundary Value Differential-Algebraic Equations.
SIAM J. Sci. Comput.
Uri M. Ascher, Raymond J. Spiteri
1993 J jnl
Stability of Computational Methods for Constrained Dynamics Systems.
SIAM J. Sci. Comput.
Uri M. Ascher, Linda R. Petzold
1991 J jnl
On parallel methods for boundary value ODEs.
Computing
Uri M. Ascher, S. Y. P. Chan
1989 — conf
A note on conditioning, stability and collocation matrices.
Conference on Numerical Ordinary Differential Equations
Uri M. Ascher, Georg Bader
1988 J jnl
Model and solution strategy for placement of rectangular blocks in the Euclidean plane.
IEEE Trans. Comput. Aided Des. Integr. Circuits Syst.
Amir Alon, Uri M. Ascher
1981 J jnl
Algorithm 569: COLSYS: Collocation Software for Boundary-Value ODEs [D2].
ACM Trans. Math. Softw.
Uri M. Ascher, J. Christiansen, Robert D. Russell
1981 J jnl
Collocation Software for Boundary-Value ODEs.
ACM Trans. Math. Softw.
Uri M. Ascher, J. Christiansen, Robert D. Russell
1978 — conf
COLSYS - - A Collocation Code for Boundary - Value Problems.
Codes for Boundary-Value Problems in Ordinary Differential Equations
Uri M. Ascher, J. Christiansen, Robert D. Russell