Robert S. Womersley

29 papers Journal 29

Year	Rank	Type	Title / Venue / Authors
2024	J	`jnl`	Removing the Mask - Reconstructing a Real-Valued Field on the Sphere from a Masked Field by Spherical Fourier Analysis. SIAM J. Imaging Sci. Jan Hamann, Quoc Thong Le Gia, Ian H. Sloan, Robert S. Womersley
2023	J	`jnl`	Numerical computation of triangular complex spherical designs with small mesh ratio. J. Comput. Appl. Math. Yuguang Wang, Robert S. Womersley, Hau-Tieng Wu, Wei-Hsuan Yu
2023	J	`jnl`	Removing the mask - reconstructing a scalar field on the sphere from a masked field. CoRR Jan Hamann, Quoc Thong Le Gia, Ian H. Sloan, Robert S. Womersley
2022	J	`jnl`	Needlets Liberated. CoRR Johann S. Brauchart, Peter J. Grabner, Ian H. Sloan, Robert S. Womersley
2021	J	`jnl`	Local RBF-based penalized least-squares approximation on the sphere with noisy scattered data. J. Comput. Appl. Math. Kerstin Hesse, Ian H. Sloan, Robert S. Womersley
2018	J	`jnl`	Random Point Sets on the Sphere - Hole Radii, Covering, and Separation. Exp. Math. Johann S. Brauchart, Alexander B. Reznikov, Edward B. Saff, Ian H. Sloan, Yuguang Wang, Robert S. Womersley
2018	J	`jnl`	Spherical Designs and Nonconvex Minimization for Recovery of Sparse Signals on the Sphere. SIAM J. Imaging Sci. Xiaojun Chen, Robert S. Womersley
2017	J	`jnl`	Needlet approximation for isotropic random fields on the sphere. J. Approx. Theory Quoc Thong Le Gia, Ian H. Sloan, Yuguang Wang, Robert S. Womersley
2017	J	`jnl`	Radial basis function approximation of noisy scattered data on the sphere. Numerische Mathematik Kerstin Hesse, Ian H. Sloan, Robert S. Womersley
2014	J	`jnl`	Corrigendum: Regularized Least Squares Approximations on the Sphere Using Spherical Designs. SIAM J. Numer. Anal. Congpei An, Xiaojun Chen, Ian H. Sloan, Robert S. Womersley
2014	J	`jnl`	QMC designs: Optimal order Quasi Monte Carlo integration schemes on the sphere. Math. Comput. Johann S. Brauchart, Edward B. Saff, Ian H. Sloan, Robert S. Womersley
2014	J	`jnl`	Wendland functions with increasing smoothness converge to a Gaussian. Adv. Comput. Math. Andrew Chernih, Ian H. Sloan, Robert S. Womersley
2012	J	`jnl`	Numerical integration with polynomial exactness over a spherical cap. Adv. Comput. Math. Kerstin Hesse, Robert S. Womersley
2012	J	`jnl`	Regularized Least Squares Approximations on the Sphere Using Spherical Designs. SIAM J. Numer. Anal. Congpei An, Xiaojun Chen, Ian H. Sloan, Robert S. Womersley
2011	J	`jnl`	Minimizing the Condition Number of a Gram Matrix. SIAM J. Optim. Xiaojun Chen, Robert S. Womersley, Jane J. Ye
2010	J	`jnl`	Well Conditioned Spherical Designs for Integration and Interpolation on the Two-Sphere. SIAM J. Numer. Anal. Congpei An, Xiaojun Chen, Ian H. Sloan, Robert S. Womersley
2009	J	`jnl`	A variational characterisation of spherical designs. J. Approx. Theory Ian H. Sloan, Robert S. Womersley
2006	J	`jnl`	Existence of Solutions to Systems of Underdetermined Equations and Spherical Designs. SIAM J. Numer. Anal. Xiaojun Chen, Robert S. Womersley
2006	J	`jnl`	Knowledge-based semidefinite linear programming classifiers. Optim. Methods Softw. Vaithilingam Jeyakumar, John T. Ormerod, Robert S. Womersley
2004	J	`jnl`	Extremal Systems of Points and Numerical Integration on the Sphere. Adv. Comput. Math. Ian H. Sloan, Robert S. Womersley
2002	J	`jnl`	A feasible semismooth asymptotically Newton method for mixed complementarity problems. Math. Program. Defeng Sun, Robert S. Womersley, Houduo Qi
2001	J	`jnl`	How good can polynomial interpolation on the sphere be? Adv. Comput. Math. Robert S. Womersley, Ian H. Sloan
1999	J	`jnl`	A New Unconstrained Differentiable Merit Function for Box Constrained Variational Inequality Problems and a Damped Gauss-Newton Method. SIAM J. Optim. Defeng Sun, Robert S. Womersley
1996	J	`jnl`	A parallel inexact newton method for stochastic programs with recourse. Ann. Oper. Res. Xiaojun Chen, Robert S. Womersley
1995	J	`jnl`	An SQP algorithm for extended linear-quadratic problems in stochastic programming. Ann. Oper. Res. Liqun Qi, Robert S. Womersley
1995	J	`jnl`	Second Derivatives for Optimizing Eigenvalues of Symmetric Matrices. SIAM J. Matrix Anal. Appl. Michael L. Overton, Robert S. Womersley
1993	J	`jnl`	Optimality conditions and duality theory for minimizing sums of the largest eigenvalues of symmetric matrices. Math. Program. Michael L. Overton, Robert S. Womersley
1992	J	`jnl`	On the Sum of the Largest Eigenvalues of a Symmetric Matrix. SIAM J. Matrix Anal. Appl. Michael L. Overton, Robert S. Womersley
1985	J	`jnl`	Local properties of algorithms for minimizing nonsmooth composite functions. Math. Program. Robert S. Womersley