Publications & Preprints

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Author [ Title(Asc)] Type Year
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Miller, G. L. , Teng, S. - H. , & Vavasis, S. A. . (1991). A unified geometric approach to graph separators. In Proceedings of the Symposium on Foundations of Computer Science (pp. 538–547).
Karimi, S. , & Vavasis, S. . (2016). A unified convergence bound for conjugate gradient and accelerated gradient.
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Papoulia, K. , Vavasis, S. , & Sam, C. - H. . (2003). Time continuity in cohesive finite element modeling. International J. Numer. Meth. Eng., 58, 679-701.
Baghal, S. , Paquette, C. , & Vavasis, S. . (2020). A termination criterion for stochastic gradient descent for binary classification. Retrieved from https://arxiv.org/abs/2003.10312
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Vavasis, S. A. . (1994). Stable numerical algorithms for equilibrium systems. SIAM J. Matrix Anal. Appl, 15, 1108–1131.
Vavasis, S. A. . (1996). Stable finite elements for problems with wild coefficients. SIAM J. Numer. Anal., 33, 890–916.
Papoulia, K. , Vavasis, S. , & Ganguly, P. . (2006). Spatial convergence of crack nucleation using a cohesive finite element model on a pinwheel-based mesh. Internat. J. Numer. Meth. Eng., 67, 1-16.
Vavasis, S. . (2013). Some notes on applying computational divided differencing in optimization.
Jónsson, G. , & Vavasis, S. . (2005). Solving polynomials with small leading coefficients. SIAM J. Matrix Analysis App., 26, 400-414.
Boman, E. , Hendrickson, B. , & Vavasis, S. . (2008). Solving Elliptic Finite Element Systems in Near-Linear Time with Support Preconditioners. SIAM J. Numer. Anal., 46, 3264-3284.
Moré, J. J. , & Vavasis, S. A. . (1991). On the solution of concave knapsack problems. matpro, 49, 397–411.
Karimi, S. , & Vavasis, S. . (2017). A single potential governing convergence of conjugate gradient, accelerated gradient and geometric descent.
Miller, G. L. , Teng, S. - H. , Thurston, W. , & Vavasis, S. A. . (1997). Separators for sphere-packings and nearest neighbor graphs. J. ACM, 44, 1-29.
Gillis, N. , & Vavasis, S. A. . (2015). Semidefinite Programming Based Preconditioning for More Robust Near-Separable Nonnegative Matrix Factorization. SIAM J. Optim., 25, 677-698.
Vavasis, S. , Papoulia, K. , & M. Hirmand, R. . (2020). Second-order cone interior-point method for quasistatic and moderate dynamic cohesive fracture. Comput. Meth. Appl. Mech. Engr., 358, 112633. Retrieved from https://arxiv.org/abs/1909.10641
Vavasis, S. , Papoulia, K. , & Hirmand, M. . (2018). Second-order cone interior-point method for quasistatic and moderate dynamic cohesive fracture.
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Shontz, S. , & Vavasis, S. . (2011). A robust solution procedure for hyperelastic solids with large boundary deformation. \em Engineering with Computers, 28, 135-147.
Vavasis, S. A. , & Ye, Y. . (1996). On the relationship between layered least squares and affine scaling steps. In Lectures in Applied Mathematics, volume 32. American Mathematical Society.
Jiang, T. , Vavasis, S. , & Zhai., C. W. . (2020). Recovery of a mixture of Gaussians by sum-of-norms clustering. Journal of Machine Learning Research, 21(225), 1-16. Retrieved from https://jmlr.org/papers/volume21/19-218/19-218.pdf
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Mitchell, S. A. , & Vavasis, S. A. . (1992). Quality mesh generation in three dimensions. In Proceedings of the ACM Computational Geometry Conference (pp. 212–221).

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