Tzanio V. Kolev

Publication Activity (10 Years)

Years Active: 1999-2024
Publications (10 Years): 54

Top Topics

Zernike Moments

Gpu Accelerated

Mesh Refinement

Top Venues

SIAM J. Sci. Comput.

J. Comput. Phys.

Int. J. High Perform. Comput. Appl.

Publications

Julian Andrej, Nabil M. Atallah, Jan-Phillip Bäcker, John Camier, Dylan Copeland, Veselin Dobrev, Yohann Dudouit, Tobias Duswald, Brendan Keith, Dohyun Kim, Tzanio V. Kolev, Boyan Lazarov, Ketan Mittal, Will Pazner, Socratis Petrides, Syun'ichi Shiraiwa, Mark Stowell, Vladimir Z. Tomov
High-performance finite elements with MFEM. CoRR (2024)
Ketan Mittal, Veselin A. Dobrev, Patrick Knupp, Tzanio V. Kolev, Franck Ledoux, Claire Roche, Vladimir Z. Tomov
Mixed-Order Meshes through rp-adaptivity for Surface Fitting to Implicit Geometries. CoRR (2024)
Will Pazner, Tzanio V. Kolev, Panayot S. Vassilevski
Matrix-Free High-Performance Saddle-Point Solvers for High-Order Problems in \(\boldsymbol{H}(\operatorname{\textbf{div}})\). SIAM J. Sci. Comput. 46 (3) (2024)
Daniel A. Serino, Qi Tang, Xian-Zhu Tang, Tzanio V. Kolev, Konstantin Lipnikov
An adaptive Newton-based free-boundary Grad-Shafranov solver. CoRR (2024)
Jorge-Luis Barrera, Tzanio V. Kolev, Ketan Mittal, Vladimir Z. Tomov
High-Order Mesh Morphing for Boundary and Interface Fitting to Implicit Geometries. Comput. Aided Des. 158 (2023)
Will Pazner, Tzanio V. Kolev, Jean-Sylvain Camier
End-to-end GPU acceleration of low-order-refined preconditioning for high-order finite element discretizations. Int. J. High Perform. Comput. Appl. 37 (5) (2023)
Jiachen Yang, Tarik Dzanic, Brenden K. Petersen, Jun Kudo, Ketan Mittal, Vladimir Z. Tomov, Jean-Sylvain Camier, Tuo Zhao, Hongyuan Zha, Tzanio V. Kolev, Robert W. Anderson, Daniel M. Faissol
Reinforcement Learning for Adaptive Mesh Refinement. AISTATS (2023)
Will Pazner, Tzanio V. Kolev, Clark R. Dohrmann
Low-Order Preconditioning for the High-Order Finite Element de Rham Complex. SIAM J. Sci. Comput. 45 (2) (2023)
Jean-Sylvain Camier, Veselin Dobrev, Patrick Knupp, Tzanio V. Kolev, Ketan Mittal, Robert N. Rieben, Vladimir Z. Tomov
Accelerating high-order mesh optimization using finite element partial assembly on GPUs. J. Comput. Phys. 474 (2023)
Will Pazner, Tzanio V. Kolev, Panayot S. Vassilevski
Matrix-free GPU-accelerated saddle-point solvers for high-order problems in H(div). CoRR (2023)
Will Pazner, Tzanio V. Kolev, Clark R. Dohrmann
Low-order preconditioning for the high-order finite element de Rham complex. CoRR (2022)
Will Pazner, Tzanio V. Kolev, Jean-Sylvain Camier
End-to-end GPU acceleration of low-order-refined preconditioning for high-order finite element discretizations. CoRR (2022)
Tzanio V. Kolev, Will Pazner
Conservative and Accurate Solution Transfer Between High-Order and Low-Order Refined Finite Element Spaces. SIAM J. Sci. Comput. 44 (1) (2022)
Jean-Sylvain Camier, Veselin Dobrev, Patrick Knupp, Tzanio V. Kolev, Ketan Mittal, Robert N. Rieben, Vladimir Z. Tomov
Accelerating High-Order Mesh Optimization Using Finite Element Partial Assembly on GPUs. CoRR (2022)
Qi Tang, Luis Chacón, Tzanio V. Kolev, John N. Shadid, Xian-Zhu Tang
An adaptive scalable fully implicit algorithm based on stabilized finite element for reduced visco-resistive MHD. J. Comput. Phys. 454 (2022)
Arturo Vargas, Thomas M. Stitt, Kenneth Weiss, Vladimir Z. Tomov, Jean-Sylvain Camier, Tzanio V. Kolev, Robert N. Rieben
Matrix-free approaches for GPU acceleration of a high-order finite element hydrodynamics application using MFEM, Umpire, and RAJA. Int. J. High Perform. Comput. Appl. 36 (4) (2022)
Veselin Dobrev, Patrick Knupp, Tzanio V. Kolev, Ketan Mittal, Vladimir Z. Tomov
hr-Adaptivity for nonconforming high-order meshes with the target matrix optimization paradigm. Eng. Comput. 38 (4) (2022)
Jorge-Luis Barrera, Tzanio V. Kolev, Ketan Mittal, Vladimir Z. Tomov
Implicit High-Order Meshing using Boundary and Interface Fitting. CoRR (2022)
Tzanio V. Kolev, Paul Fischer, Misun Min, Jack J. Dongarra, Jed Brown, Veselin Dobrev, Tim Warburton, Stanimire Tomov, Mark S. Shephard, Ahmad Abdelfattah, Valeria Barra, Natalie Beams, Jean-Sylvain Camier, Noel Chalmers, Yohann Dudouit, Ali Karakus, Ian Karlin, Stefan Kerkemeier, Yu-Hsiang Lan, David Medina, Elia Merzari, Aleksandr Obabko, Will Pazner, Thilina Rathnayake, Cameron W. Smith, Lukas Spies, Kasia Swirydowicz, Jeremy L. Thompson, Ananias Tomboulides, Vladimir Z. Tomov
Efficient Exascale Discretizations: High-Order Finite Element Methods. CoRR (2021)
Jiachen Yang, Tarik Dzanic, Brenden K. Petersen, Jun Kudo, Ketan Mittal, Vladimir Z. Tomov, Jean-Sylvain Camier, Tuo Zhao, Hongyuan Zha, Tzanio V. Kolev, Robert W. Anderson, Daniel Faissol
Reinforcement Learning for Adaptive Mesh Refinement. CoRR (2021)
Qi Tang, Luis Chacón, Tzanio V. Kolev, John N. Shadid, Xian-Zhu Tang
An adaptive scalable fully implicit algorithm based on stabilized finite element for reduced visco-resistive MHD. CoRR (2021)
Arturo Vargas, Thomas M. Stitt, Kenneth Weiss, Vladimir Z. Tomov, Jean-Sylvain Camier, Tzanio V. Kolev, Robert N. Rieben
Matrix-free approaches for GPU acceleration of a high-order finite element hydrodynamics application using MFEM, Umpire, and RAJA. CoRR (2021)
Tzanio V. Kolev, Paul F. Fischer, Misun Min, Jack J. Dongarra, Jed Brown, Veselin Dobrev, Tim Warburton, Stanimire Tomov, Mark S. Shephard, Ahmad Abdelfattah, Valeria Barra, Natalie Beams, Jean-Sylvain Camier, Noel Chalmers, Yohann Dudouit, Ali Karakus, Ian Karlin, Stefan Kerkemeier, Yu-Hsiang Lan, David S. Medina, Elia Merzari, Aleksandr Obabko, Will Pazner, Thilina Rathnayake, Cameron W. Smith, Lukas Spies, Kasia Swirydowicz, Jeremy L. Thompson, Ananias Tomboulides, Vladimir Z. Tomov
Efficient exascale discretizations: High-order finite element methods. Int. J. High Perform. Comput. Appl. 35 (6) (2021)
Robert W. Anderson, Julian Andrej, Andrew T. Barker, Jamie A. Bramwell, Jean-Sylvain Camier, Jakub Cervený, Veselin Dobrev, Yohann Dudouit, Aaron Fisher, Tzanio V. Kolev, Will Pazner, Mark Stowell, Vladimir Z. Tomov, Ido Akkerman, Johann Dahm, David Medina, Stefano Zampini
MFEM: A modular finite element methods library. Comput. Math. Appl. 81 (2021)
Adrian Sandu, Vladimir Z. Tomov, Lenka Cervená, Tzanio V. Kolev
Conservative High-Order Time Integration for Lagrangian Hydrodynamics. SIAM J. Sci. Comput. 43 (1) (2021)
Jed Brown, Ahmad Abdelfattah, Valeria Barra, Natalie N. Beams, Jean-Sylvain Camier, Veselin Dobrev, Yohann Dudouit, Leila Ghaffari, Tzanio V. Kolev, David Medina, Will Pazner, Thilina Ratnayaka, Jeremy L. Thompson, Stan Tomov
libCEED: Fast algebra for high-order element-based discretizations. J. Open Source Softw. 6 (63) (2021)
Ahmad Abdelfattah, Valeria Barra, Natalie Beams, Ryan Bleile, Jed Brown, Jean-Sylvain Camier, Robert Carson, Noel Chalmers, Veselin Dobrev, Yohann Dudouit, Paul Fischer, Ali Karakus, Stefan Kerkemeier, Tzanio V. Kolev, Yu-Hsiang Lan, Elia Merzari, Misun Min, Malachi Phillips, Thilina Rathnayake, Robert N. Rieben, Thomas Stitt, Ananias Tomboulides, Stanimire Tomov, Vladimir Z. Tomov, Arturo Vargas, Tim Warburton, Kenneth Weiss
GPU Algorithms for Efficient Exascale Discretizations. CoRR (2021)
Tzanio V. Kolev, Will Pazner
Conservative and accurate solution transfer between high-order and low-order refined finite element spaces. CoRR (2021)
Andrew T. Barker, Tzanio V. Kolev
Matrix-free preconditioning for high-order H(curl) discretizations. Numer. Linear Algebra Appl. 28 (2) (2021)
Patrick Knupp, Tzanio V. Kolev, Ketan Mittal, Vladimir Z. Tomov
Adaptive Surface Fitting and Tangential Relaxation for High-Order Mesh Optimization. CoRR (2021)
Ahmad Abdelfattah, Valeria Barra, Natalie Beams, Ryan Bleile, Jed Brown, Jean-Sylvain Camier, Robert Carson, Noel Chalmers, Veselin Dobrev, Yohann Dudouit, Paul F. Fischer, Ali Karakus, Stefan Kerkemeier, Tzanio V. Kolev, Yu-Hsiang Lan, Elia Merzari, Misun Min, Malachi Phillips, Thilina Rathnayake, Robert N. Rieben, Thomas Stitt, Ananias Tomboulides, Stanimire Tomov, Vladimir Z. Tomov, Arturo Vargas, Tim Warburton, Kenneth Weiss
GPU algorithms for Efficient Exascale Discretizations. Parallel Comput. 108 (2021)
Natalie Beams, Ahmad Abdelfattah, Stan Tomov, Jack J. Dongarra, Tzanio V. Kolev, Yohann Dudouit
High-Order Finite Element Method using Standard and Device-Level Batch GEMM on GPUs. ScalA@SC (2020)
Veselin Dobrev, Patrick Knupp, Tzanio V. Kolev, Ketan Mittal, Vladimir T. Tomov
hr-adaptivity for nonconforming high-order meshes with the target matrix optimization paradigm. CoRR (2020)
Paul Fischer, Misun Min, Thilina Rathnayake, Som Dutta, Tzanio V. Kolev, Veselin Dobrev, Jean-Sylvain Camier, Martin Kronbichler, Tim Warburton, Kasia Swirydowicz, Jed Brown
Scalability of High-Performance PDE Solvers. CoRR (2020)
Will Pazner, Tzanio V. Kolev
Uniform subspace correction preconditioners for discontinuous Galerkin methods with hp-refinement. CoRR (2020)
Paul F. Fischer, Misun Min, Thilina Rathnayake, Som Dutta, Tzanio V. Kolev, Veselin Dobrev, Jean-Sylvain Camier, Martin Kronbichler, Timothy C. Warburton, Kasia Swirydowicz, Jed Brown
Scalability of high-performance PDE solvers. Int. J. High Perform. Comput. Appl. 34 (5) (2020)
Veselin Dobrev, Patrick Knupp, Tzanio V. Kolev, Ketan Mittal, Robert N. Rieben, Vladimir Z. Tomov
Simulation-Driven Optimization of High-Order Meshes in ALE Hydrodynamics. CoRR (2020)
Jakub Cervený, Veselin Dobrev, Tzanio V. Kolev
Non-Conforming Mesh Refinement for High-Order Finite Elements. CoRR (2019)
Robert W. Anderson, Julian Andrej, Andrew T. Barker, Jamie A. Bramwell, Jean-Sylvain Camier, Jakub Cervený, Veselin Dobrev, Yohann Dudouit, Aaron Fisher, Tzanio V. Kolev, Will Pazner, Mark Stowell, Vladimir Z. Tomov, Johann Dahm, David Medina, Stefano Zampini
MFEM: a modular finite element methods library. CoRR (2019)
Jakub Cervený, Veselin Dobrev, Tzanio V. Kolev
Nonconforming Mesh Refinement for High-Order Finite Elements. SIAM J. Sci. Comput. 41 (4) (2019)
Veselin Dobrev, Patrick Knupp, Tzanio V. Kolev, Ketan Mittal, Vladimir Z. Tomov
The Target-Matrix Optimization Paradigm for High-Order Meshes. SIAM J. Sci. Comput. 41 (1) (2019)
Ian Karlin, Yoonho Park, Bronis R. de Supinski, Peng Wang, Bert Still, David Beckingsale, Robert Blake, Tong Chen, Guojing Cong, Carlos H. A. Costa, Johann Dahm, Giacomo Domeniconi, Thomas Epperly, Aaron Fisher, Sara Kokkila Schumacher, Steven H. Langer, Hai Le, Eun Kyung Lee, Naoya Maruyama, Xinyu Que, David F. Richards, Björn Sjögreen, Jonathan Wong, Carol S. Woodward, Ulrike Meier Yang, Xiaohua Zhang, Bob Anderson, David Appelhans, Levi Barnes, Peter D. Barnes Jr., Sorin Bastea, David Böhme, Jamie A. Bramwell, James M. Brase, José R. Brunheroto, Barry Chen, Charway R. Cooper, Tony Degroot, Robert D. Falgout, Todd Gamblin, David J. Gardner, James N. Glosli, John A. Gunnels, Max P. Katz, Tzanio V. Kolev, I-Feng W. Kuo, Matthew P. LeGendre, Ruipeng Li, Pei-Hung Lin, Shelby Lockhart, Kathleen McCandless, Claudia Misale, Jaime H. Moreno, Rob Neely, Jarom Nelson, Rao Nimmakayala, Kathryn M. O'Brien, Kevin O'Brien, Ramesh Pankajakshan, Roger Pearce, Slaven Peles, Phil Regier, Steven C. Rennich, Martin Schulz, Howard Scott, James C. Sexton, Kathleen Shoga, Shiv Sundram, Guillaume Thomas-Collignon, Brian Van Essen, Alexey Voronin, Bob Walkup, Lu Wang, Chris Ward, Hui-Fang Wen, Daniel A. White, Christopher Young, Cyril Zeller, Edward Zywicz
Preparation and optimization of a diverse workload for a large-scale heterogeneous system. SC (2019)
Veselin Dobrev, Tzanio V. Kolev, Chak Shing Lee, Vladimir Z. Tomov, Panayot S. Vassilevski
Algebraic Hybridization and Static Condensation with Application to Scalable H(div) Preconditioning. SIAM J. Sci. Comput. 41 (3) (2019)
Veselin Dobrev, Patrick Knupp, Tzanio V. Kolev, Vladimir Z. Tomov
Towards Simulation-Driven Optimization of High-Order Meshes by the Target-Matrix Optimization Paradigm. IMR (2018)
Andrew T. Barker, Veselin Dobrev, Jayadeep Gopalakrishnan, Tzanio V. Kolev
A Scalable Preconditioner for a Primal Discontinuous Petrov-Galerkin Method. SIAM J. Sci. Comput. 40 (2) (2018)
Robert W. Anderson, Veselin A. Dobrev, Tzanio V. Kolev, Robert N. Rieben, Vladimir Z. Tomov
High-Order Multi-Material ALE Hydrodynamics. SIAM J. Sci. Comput. 40 (1) (2018)
Veselin Dobrev, Tzanio V. Kolev, Dmitri Kuzmin, Robert N. Rieben, Vladimir Z. Tomov
Sequential limiting in continuous and discontinuous Galerkin methods for the Euler equations. J. Comput. Phys. 356 (2018)
Veselin Dobrev, Tzanio V. Kolev, N. Anders Petersson, Jacob B. Schroder
Two-Level Convergence Theory for Multigrid Reduction in Time (MGRIT). SIAM J. Sci. Comput. 39 (5) (2017)
Robert W. Anderson, Veselin Dobrev, Tzanio V. Kolev, Dmitri Kuzmin, Manuel Quezada de Luna, Robert N. Rieben, Vladimir Z. Tomov
High-order local maximum principle preserving (MPP) discontinuous Galerkin finite element method for the transport equation. J. Comput. Phys. 334 (2017)
Robert D. Falgout, Stephanie Friedhoff, Tzanio V. Kolev, Scott P. MacLachlan, Jacob B. Schroder, Stefan Vandewalle
Multigrid methods with space-time concurrency. Comput. Vis. Sci. 18 (4-5) (2017)
Tzanio V. Kolev, Jinchao Xu, Yunrong Zhu
Multilevel Preconditioners for Reaction-Diffusion Problems with Discontinuous Coefficients. J. Sci. Comput. 67 (1) (2016)
Hormozd Gahvari, Veselin A. Dobrev, Robert D. Falgout, Tzanio V. Kolev, Jacob B. Schroder, Martin Schulz, Ulrike Meier Yang
A Performance Model for Allocating the Parallelism in a Multigrid-in-Time Solver. PMBS@SC (2016)
Jae-Seung Yeom, Jayaraman J. Thiagarajan, Abhinav Bhatele, Greg Bronevetsky, Tzanio V. Kolev
Data-Driven Performance Modeling of Linear Solvers for Sparse Matrices. PMBS@SC (2016)
Ahmad Abdelfattah, Marc Baboulin, Veselin Dobrev, Jack J. Dongarra, Christopher W. Earl, Joel Falcou, Azzam Haidar, Ian Karlin, Tzanio V. Kolev, Ian Masliah, Stanimire Tomov
High-Performance Tensor Contractions for GPUs. ICCS (2016)
Robert D. Falgout, Stephanie Friedhoff, Tzanio V. Kolev, Scott P. MacLachlan, Jacob B. Schroder
Parallel Time Integration with Multigrid. SIAM J. Sci. Comput. 36 (6) (2014)
Tingxing Dong, Veselin Dobrev, Tzanio V. Kolev, Robert N. Rieben, Stanimire Tomov, Jack J. Dongarra
A Step towards Energy Efficient Computing: Redesigning a Hydrodynamic Application on CPU-GPU. IPDPS (2014)
Veselin Dobrev, Tzanio V. Kolev, Robert N. Rieben
High order curvilinear finite elements for elastic-plastic Lagrangian dynamics. J. Comput. Phys. 257 (2014)
Veselin Dobrev, Tzanio V. Kolev, Robert N. Rieben
High-Order Curvilinear Finite Element Methods for Lagrangian Hydrodynamics. SIAM J. Sci. Comput. 34 (5) (2012)
Tingxing Dong, Tzanio V. Kolev, Robert N. Rieben, Veselin Dobrev
Poster: Acceleration of the BLAST Hydro Code on GPU. SC Companion (2012)
Tzanio V. Kolev, Panayot S. Vassilevski
Parallel Auxiliary Space AMG Solver for H(div) Problems. SIAM J. Sci. Comput. 34 (6) (2012)
Krishna Chaitanya Kandalla, Ulrike Meier Yang, Jeff Keasler, Tzanio V. Kolev, Adam Moody, Hari Subramoni, Karen Tomko, Jérôme Vienne, Bronis R. de Supinski, Dhabaleswar K. Panda
Designing Non-blocking Allreduce with Collective Offload on InfiniBand Clusters: A Case Study with Conjugate Gradient Solvers. IPDPS (2012)
Tzanio V. Kolev, Panayot S. Vassilevski
Regular Decompositions for H(div) Spaces. Comput. Methods Appl. Math. 12 (4) (2012)
Thomas A. Brunner, Tzanio V. Kolev
Algebraic Multigrid for Linear Systems Obtained by Explicit Element Reduction. SIAM J. Sci. Comput. 33 (5) (2011)
Allison H. Baker, Robert D. Falgout, Tzanio V. Kolev, Ulrike Meier Yang
Multigrid Smoothers for Ultraparallel Computing. SIAM J. Sci. Comput. 33 (5) (2011)
Allison H. Baker, Tzanio V. Kolev, Ulrike Meier Yang
Improving algebraic multigrid interpolation operators for linear elasticity problems. Numer. Linear Algebra Appl. 17 (2-3) (2010)
Allison H. Baker, Robert D. Falgout, Todd Gamblin, Tzanio V. Kolev, Martin Schulz, Ulrike Meier Yang
Scaling Algebraic Multigrid Solvers: On the Road to Exascale. CHPC (2010)
Tzanio V. Kolev, Robert N. Rieben
A tensor artificial viscosity using a finite element approach. J. Comput. Phys. 228 (22) (2009)
Tzanio V. Kolev, Joseph E. Pasciak, Panayot S. Vassilevski
H(curl) auxiliary mesh preconditioning. Numer. Linear Algebra Appl. 15 (5) (2008)
Tzanio V. Kolev, Panayot S. Vassilevski
AMG by element agglomeration and constrained energy minimization interpolation. Numer. Linear Algebra Appl. 13 (9) (2006)
James H. Bramble, Tzanio V. Kolev, Joseph E. Pasciak
The approximation of the Maxwell eigenvalue problem using a least-squares method. Math. Comput. 74 (252) (2005)
James H. Bramble, Tzanio V. Kolev, Joseph E. Pasciak
A least-squares approximation method for the time-harmonic Maxwell equations. J. Num. Math. 13 (4) (2005)
Tzanio V. Kolev, Svetozar Margenov
AMLI Preconditioning of Pure Displacement Non-conforming Elasticity FEM Systems. NAA (2000)
Tzanio V. Kolev, Svetozar Margenov
Two-level preconditioning of pure displacement non-conforming FEM systems. Numer. Linear Algebra Appl. 6 (7) (1999)