Ann S. Almgren

Publication Activity (10 Years)

Years Active: 1996-2024
Publications (10 Years): 40

Top Topics

Fisher Classifier

Mesh Refinement

Top Venues

J. Comput. Phys.

J. Open Source Softw.

Int. J. High Perform. Comput. Appl.

Publications

Lois Curfman McInnes, Michael A. Heroux, David E. Bernholdt, Anshu Dubey, Elsa Gonsiorowski, Rinku Gupta, Osni Marques, J. David Moulton, Hai Ah Nam, Boyana Norris, Elaine M. Raybourn, James M. Willenbring, Ann S. Almgren, Roscoe A. Bartlett, Kita Cranfill, Stephen Fickas, Don Frederick, William F. Godoy, Patricia A. Grubel, Rebecca Hartman-Baker, Axel Huebl, Rose Lynch, Addi Malviya-Thakur, Reed Milewicz, Mark C. Miller, Miranda Mundt, Erik Palmer, Suzanne Parete-Koon, Megan Phinney, Katherine Riley, David M. Rogers, Benjamin H. Sims, Deborah Stevens, Gregory R. Watson
A Cast of Thousands: How the IDEAS Productivity Project Has Advanced Software Productivity and Sustainability. Comput. Sci. Eng. 26 (1) (2024)
Isabel Barrio Sanchez, Ann S. Almgren, John B. Bell, Marc T. Henry de Frahan, Weiqun Zhang
A new re-redistribution scheme for weighted state redistribution with adaptive mesh refinement. J. Comput. Phys. 504 (2024)
Andrew Myers, Weiqun Zhang, Ann S. Almgren, Thierry Antoun, John B. Bell, Axel Huebl, Alexander Sinn
AMReX and pyAMReX: Looking Beyond ECP. CoRR (2024)
Marc T. Henry de Frahan, Lucas Esclapez, Jon S. Rood, Nicholas T. Wimer, Paul Mullowney, Bruce A. Perry, Landon Owen, Hariswaran Sitaraman, Shashank Yellapantula, Malik Hassanaly, Mohammad J. Rahimi, Michael James Martin, Olga A. Doronina, Sreejith N. A., Martin Rieth, Wenjun Ge, Ramanan Sankaran, Ann S. Almgren, Weiqun Zhang, John B. Bell, Ray W. Grout, Marc Day, Jacqueline H. Chen
The Pele Simulation Suite for Reacting Flows at Exascale. PP (2024)
Yadong Zeng, Han Liu, Qiang Gao, Ann S. Almgren, Amneet Pal Singh Bhalla, Lian Shen
A consistent adaptive level set framework for incompressible two-phase flows with high density ratios and high Reynolds numbers. J. Comput. Phys. 478 (2023)
Axel Huebl, Rémi Lehe, Edoardo Zoni, Olga Shapoval, Ryan T. Sandberg, Marco Garten, Arianna Formenti, Revathi Jambunathan, Prabhat Kumar, Kevin Gott, Andrew Myers, Weiqun Zhang, Ann S. Almgren, Chad E. Mitchell, Ji Qiang, David P. Grote, Alexander Sinn, Severin Diederichs, Maxence Thévenet, Luca Fedeli, Thomas Clark, Neïl Zaim, Henri Vincenti, Jean-Luc Vay
From Compact Plasma Particle Sources to Advanced Accelerators with Modeling at Exascale. CoRR (2023)
Ann S. Almgren, Aaron M. Lattanzi, Riyaz Haque, Pankaj Jha, Branko Kosovic, Jeffrey D. Mirocha, Bruce Perry, Eliot W. Quon, Michael Sanders, David Wiersema, Donald E. Willcox, Xingqiu Yuan, Weiqun Zhang
ERF: Energy Research and Forecasting. J. Open Source Softw. 8 (87) (2023)
Lois Curfman McInnes, Michael A. Heroux, David E. Bernholdt, Anshu Dubey, Elsa Gonsiorowski, Rinku Gupta, Osni Marques, J. David Moulton, Hai Ah Nam, Boyana Norris, Elaine M. Raybourn, James M. Willenbring, Ann S. Almgren, Ross Bartlett, Kita Cranfill, Stephen Fickas, Don Frederick, William F. Godoy, Patricia Grubel, Rebecca Hartman-Baker, Axel Huebl, Rose Lynch, Addi Malviya-Thakur, Reed Milewicz, Mark C. Miller, Miranda Mundt, Erik Palmer, Suzanne Parete-Koon, Megan Phinney, Katherine Riley, David M. Rogers, Benjamin H. Sims, Deborah Stevens, Gregory R. Watson
A cast of thousands: How the IDEAS Productivity project has advanced software productivity and sustainability. CoRR (2023)
Isabel Barrio Sanchez, Ann S. Almgren, John B. Bell, Marc T. Henry de Frahan, Weiqun Zhang
A New Re-redistribution Scheme for Weighted State Redistribution with Adaptive Mesh Refinement. CoRR (2023)
Marc T. Henry de Frahan, Jon S. Rood, Marcus S. Day, Hariswaran Sitaraman, Shashank Yellapantula, Bruce A. Perry, Ray W. Grout, Ann S. Almgren, Weiqun Zhang, John B. Bell, Jacqueline H. Chen
PeleC: An adaptive mesh refinement solver for compressible reacting flows. Int. J. High Perform. Comput. Appl. 37 (2) (2023)
Soumya Dutta, Terece L. Turton, David Rogers, Jordan M. Musser, James P. Ahrens, Ann S. Almgren
In situ feature analysis for large-scale multiphase flow simulations. J. Comput. Sci. 63 (2022)
Jordan M. Musser, Ann S. Almgren, William D. Fullmer, Oscar Antepara, John B. Bell, Johannes P. Blaschke, Kevin Gott, Andrew Myers, Roberto Porcù, Deepak Rangarajan, Michele Rosso, Weiqun Zhang, Madhava Syamlal
MFIX-Exa: A path toward exascale CFD-DEM simulations. Int. J. High Perform. Comput. Appl. 36 (1) (2022)
Andrew Giuliani, Ann S. Almgren, John B. Bell, Marsha J. Berger, Marc T. Henry de Frahan, Deepak Rangarajan
A weighted state redistribution algorithm for embedded boundary grids. J. Comput. Phys. 464 (2022)
Vincenzo Gulizzi, Ann S. Almgren, John B. Bell
A coupled discontinuous Galerkin-Finite Volume framework for solving gas dynamics over embedded geometries. J. Comput. Phys. 450 (2022)
Soumya Dutta, Terece L. Turton, David H. Rogers, Jordan M. Musser, James P. Ahrens, Ann S. Almgren
In Situ Data Summaries for Flexible Feature Analysis in Large-Scale Multiphase Flow Simulations. CoRR (2022)
Vincenzo Gulizzi, Ann S. Almgren, John B. Bell
A coupled discontinuous Galerkin-Finite Volume framework for solving gas dynamics over embedded geometries. CoRR (2021)
Andrew Myers, Ann S. Almgren, Ligia Diana Amorim, John B. Bell, Luca Fedeli, Lixin Ge, Kevin Gott, David P. Grote, Mark J. Hogan, Axel Huebl, Revathi Jambunathan, Rémi Lehe, Cho-Kuen Ng, Michael E. Rowan, Olga Shapoval, Maxence Thévenet, Jean-Luc Vay, Henri Vincenti, Eloise Yang, Neïl Zaïm, Weiqun Zhang, Yinjian Zhao, Eduardo Zoni
Porting WarpX to GPU-accelerated platforms. CoRR (2021)
Brandon Runnels, Vinamra Agrawal, Weiqun Zhang, Ann S. Almgren
Massively parallel finite difference elasticity using block-structured adaptive mesh refinement with a geometric multigrid solver. J. Comput. Phys. 427 (2021)
Jean M. Sexton, Zarija Lukic, Ann S. Almgren, Christopher S. Daley, Brian Friesen, Andrew Myers, Weiqun Zhang
Nyx: A Massively Parallel AMR Code for Computational Cosmology. J. Open Source Softw. 6 (63) (2021)
Ayan Biswas, James P. Ahrens, Soumya Dutta, Jordan M. Musser, Ann S. Almgren, Terece L. Turton
Feature Analysis, Tracking, and Data Reduction: An Application to Multiphase Reactor Simulation MFiX-Exa for In-Situ Use Case. Comput. Sci. Eng. 23 (1) (2021)
Andrew Giuliani, Ann S. Almgren, John B. Bell, Marsha J. Berger, Marc T. Henry de Frahan, Deepak Rangarajan
A Weighted State Redistribution Algorithm for Embedded Boundary Grids. CoRR (2021)
Andrew Myers, Ann S. Almgren, Ligia Diana Amorim, John B. Bell, Luca Fedeli, Lixin Ge, Kevin Gott, David P. Grote, Mark J. Hogan, Axel Huebl, Revathi Jambunathan, Rémi Lehe, Cho-Kuen Ng, Michael E. Rowan, Olga Shapoval, Maxence Thévenet, Jean-Luc Vay, Henri Vincenti, Eloise Yang, Neïl Zaïm, Weiqun Zhang, Yinjian Zhao, Edoardo Zoni
Porting WarpX to GPU-accelerated platforms. Parallel Comput. 108 (2021)
Weiqun Zhang, Andrew Myers, Kevin Gott, Ann S. Almgren, John B. Bell
AMReX: Block-structured adaptive mesh refinement for multiphysics applications. Int. J. High Perform. Comput. Appl. 35 (6) (2021)
Max P. Katz, Ann S. Almgren, Maria Barrios Sazo, Kiran Eiden, Kevin Gott, Alice Harpole, Jean M. Sexton, Donald E. Willcox, Weiqun Zhang, Michael Zingale
Preparing nuclear astrophysics for exascale. SC (2020)
Ann S. Almgren, Maria Sazo, John B. Bell, Alice Harpole, Maximilian Katz, Jean M. Sexton, Donald E. Willcox, Weiqun Zhang, Michael Zingale
CASTRO: A Massively Parallel Compressible Astrophysics Simulation Code. J. Open Source Softw. 5 (54) (2020)
Weiqun Zhang, Andrew Myers, Kevin Gott, Ann S. Almgren, John B. Bell
AMReX: Block-Structured Adaptive Mesh Refinement for Multiphysics Applications. CoRR (2020)
Brandon Runnels, Vinamra Agrawal, Weiqun Zhang, Ann S. Almgren
Massively parallel finite difference elasticity using a block-structured adaptive mesh refinement with a geometric multigrid solver. CoRR (2020)
Duoming Fan, Andrew Nonaka, Ann S. Almgren, Donald E. Willcox, Alice Harpole, Michael Zingale
MAESTROeX: A Massively Parallel Low Mach Number Astrophysical Solver. J. Open Source Softw. 4 (43) (2019)
Weiqun Zhang, Ann S. Almgren, Vincent E. Beckner, John B. Bell, Johannes Blaschke, Cy P. Chan, Marcus Day, Brian Friesen, Kevin Gott, Daniel T. Graves, Maximilian Katz, Andrew Myers, Tan Nguyen, Andrew Nonaka, Michele Rosso, Samuel Williams, Michael Zingale
AMReX: a framework for block-structured adaptive mesh refinement. J. Open Source Softw. 4 (37) (2019)
Muhammed Nufail Farooqi, Tan Nguyen, Weiqun Zhang, Ann S. Almgren, John Shalf, Didem Unat
Asynchronous AMR on Multi-GPUs. ISC Workshops (2019)
Muhammed Nufail Farooqi, Tan Nguyen, Weiqun Zhang, Ann S. Almgren, John Shalf, Didem Unat
Phase asynchronous AMR execution for productive and performant astrophysical flows. SC (2018)
Emmanuel Motheau, Max Duarte, Ann S. Almgren, John B. Bell
A hybrid adaptive low-Mach number/compressible method: Euler equations. J. Comput. Phys. 372 (2018)
Muhammed Nufail Farooqi, Didem Unat, Tan Nguyen, Weiqun Zhang, Ann S. Almgren, John Shalf
Nonintrusive AMR Asynchrony for Communication Optimization. Euro-Par (2017)
Burak Bastem, Didem Unat, Weiqun Zhang, Ann S. Almgren, John Shalf
Overlapping Data Transfers with Computation on GPU with Tiles. ICPP (2017)
Cy P. Chan, John D. Bachan, Joseph P. Kenny, Jeremiah J. Wilke, Vincent E. Beckner, Ann S. Almgren, John B. Bell
Topology-Aware Performance Optimization and Modeling of Adaptive Mesh Refinement Codes for Exascale. COMHPC@SC (2016)
Didem Unat, Tan Nguyen, Weiqun Zhang, Muhammed Nufail Farooqi, Burak Bastem, George Michelogiannakis, Ann S. Almgren, John Shalf
TiDA: High-Level Programming Abstractions for Data Locality Management. ISC (2016)
Weiqun Zhang, Ann S. Almgren, Marcus Day, Tan Nguyen, John Shalf, Didem Unat
BoxLib with Tiling: An AMR Software Framework. CoRR (2016)
Anshu Dubey, Ann S. Almgren, John B. Bell, Martin Berzins, Steven R. Brandt, Greg Bryan, Phillip Colella, Daniel T. Graves, Michael Lijewski, Frank Löffler, Brian W. O'Shea, Erik Schnetter, Brian van Straalen, Klaus Weide
A Survey of High Level Frameworks in Block-Structured Adaptive Mesh Refinement Packages. CoRR (2016)
Tan Nguyen, Didem Unat, Weiqun Zhang, Ann S. Almgren, Muhammed Nufail Farooqi, John Shalf
Perilla: metadata-based optimizations of an asynchronous runtime for adaptive mesh refinement. SC (2016)
Weiqun Zhang, Ann S. Almgren, Marcus Day, Tan Nguyen, John Shalf, Didem Unat
BoxLib with Tiling: An Adaptive Mesh Refinement Software Framework. SIAM J. Sci. Comput. 38 (5) (2016)
Wolfram Schmidt, Jochen Schulz, Luigi Iapichino, Franco Vazza, Ann S. Almgren
Influence of adaptive mesh refinement and the hydro solver on shear-induced mass stripping in a minor-merger scenario. Astron. Comput. 9 (2015)
Anshu Dubey, Ann S. Almgren, John B. Bell, Martin Berzins, Steven R. Brandt, Greg Bryan, Phillip Colella, Daniel T. Graves, Michael Lijewski, Frank Löffler, Brian W. O'Shea, Erik Schnetter, Brian van Straalen, Klaus Weide
A survey of high level frameworks in block-structured adaptive mesh refinement packages. J. Parallel Distributed Comput. 74 (12) (2014)
Samuel Williams, Mike Lijewski, Ann S. Almgren, Brian van Straalen, Erin C. Carson, Nicholas Knight, James Demmel
s-Step Krylov Subspace Methods as Bottom Solvers for Geometric Multigrid. IPDPS (2014)
Ann S. Almgren, A. J. Aspden, John B. Bell, Michael L. Minion
On the Use of Higher-Order Projection Methods for Incompressible Turbulent Flow. SIAM J. Sci. Comput. 35 (1) (2013)
Ke-Jung Chen, Alexander Heger, Ann S. Almgren
Numerical approaches for multidimensional simulations of stellar explosions. Astron. Comput. (2013)
Ann S. Almgren
Low Mach Number Models in Computational Astrophysics. SC Companion (2012)
Samuel Williams, Dhiraj D. Kalamkar, Amik Singh, Anand M. Deshpande, Brian van Straalen, Mikhail Smelyanskiy, Ann S. Almgren, Pradeep Dubey, John Shalf, Leonid Oliker
Optimization of geometric multigrid for emerging multi- and manycore processors. SC (2012)
Ke-Jung Chen, Alexander Heger, Ann S. Almgren
Multidimensional simulations of pair-instability supernovae. Comput. Phys. Commun. 182 (1) (2011)
Adam Burrows, Jason Nordhaus, Ann S. Almgren, John B. Bell
The potential role of spatial dimension in the neutrino-driving mechanism of core-collapse supernova explosions. Comput. Phys. Commun. 182 (9) (2011)
Andy Nonaka, Sandra May, Ann S. Almgren, John B. Bell
A Three-Dimensional, Unsplit Godunov Method for Scalar Conservation Laws. SIAM J. Sci. Comput. 33 (4) (2011)
Ann S. Almgren, John B. Bell, Andy Nonaka, Michael Zingale
A New Low Mach Number Approach in Astrophysics. Comput. Sci. Eng. 11 (2) (2009)
Ann S. Almgren, John B. Bell, William Y. Crutchfield
Approximate Projection Methods: Part I. Inviscid Analysis. SIAM J. Sci. Comput. 22 (4) (2000)
Ann S. Almgren, John B. Bell, Phillip Colella, Tyler Marthaler
A Cartesian Grid Projection Method for the Incompressible Euler Equations in Complex Geometries. SIAM J. Sci. Comput. 18 (5) (1997)
Ann S. Almgren, John B. Bell, William G. Szymczak
A Numerical Method for the Incompressible Navier-Stokes Equations Based on an Approximate Projection. SIAM J. Sci. Comput. 17 (2) (1996)