Leopold Grinberg  Leopold Grinberg photo       

contact information

Research Staff Member, HPC Applications and Tools
Cambridge Research Center, Cambridge, MA USA
  +1dash617dash693dash0851

links



2015

Effects of thermal noise on the transitional dynamics of an inextensible elastic filament in stagnation flow
M Deng, L Grinberg, B Caswell, GE Karniadakis
Soft Matter11, 4962-4972, 2015
Abstract

Active Memory Cube: A Processing-in-Memory Architecture for Exascale Systems
R. Nair et al.
IBM Journal of Research and Development 59(2/3), 17:1--14, IBM, 2015


2014

Window Proper Orthogonal Decomposition: Application to Continuum and Atomistic Data
Leopold Grinberg, Mingge Deng, George Em Karniadakis, Alexander Yakhot
Reduced Order Methods for Modeling and Computational Reduction, pp. 275--303, Springer, 2014


Improved Proper Orthogonal Decomposition for Noise Reduction in Particle Flow Simulations
Malgorzata Zimon, Leopold Grinberg, Jason Reese, David Emerson
Bulletin of the American Physical Society59, APS, 2014

An effective fractal-tree closure model for simulating blood flow in large arterial networks
Paris Perdikaris, Leopold Grinberg, George Em Karniadakis
Annals of biomedical engineering, 1--11, Springer, 2014


2013

Parallel multiscale simulations of a brain aneurysm
Leopold Grinberg, Dmitry A Fedosov, George Em Karniadakis
Journal of computational physics244, 131--147, Elsevier, 2013


2012

Proper orthogonal decomposition of atomistic flow simulations
Leopold Grinberg
Journal of Computational Physics 231(16), 5542--5556, Elsevier, 2012

Multiscale simulations of blood-flow: from a platelet to an artery
Leopold Grinberg, Mingge Deng, Huan Lei, Joseph A Insley, George Em Karniadakis
Proceedings of the 1st Conference of the Extreme Science and Engineering Discovery Environment: Bridging from the eXtreme to the campus and beyond, pp. 33, 2012

Tightly Coupled Atomistic-Continuum Simulations of Brain Blood Flow on Petaflop Supercomputers.
Leopold Grinberg, Joseph A Insley, Dmitry A Fedosov, Vitali A Morozov, Michael E Papka, George E Karniadakis
Computing in Science and Engineering 14(6), 58--67, 2012


2011

Blood flow: multi-scale modeling and visualization
Joseph A Insley, Leopold Grinberg, Dmitry A Fedosov, Vitali Morozov, Bruce Caswell, Michael E Papka, Geroge Em Karniadakis
Proceedings of the 2011 companion on High Performance Computing Networking, Storage and Analysis Companion, ACM
Abstract

Extrapolation-based acceleration of iterative solvers: Application to simulation of 3D flows
Leopold Grinberg, George Em Karniadakis
Communication in Computation Physics 9(3), 607--626, 2011

Visualization of multiscale simulation data: brain blood flow
Joseph A Insley, Leopold Grinberg, Michael E Papka
Proceedings of the 2011 TeraGrid Conference: Extreme Digital Discovery, pp. 18

Modeling blood flow circulation in intracranial arterial networks: a comparative 3D/1D simulation study
Leopold Grinberg, Elizabeth Cheever, Tomer Anor, Joseph R Madsen, GE Karniadakis
Annals of biomedical engineering 39(1), 297--309, Springer, 2011

Visualizing multiscale, multiphysics simulation data: Brain blood flow
Joseph A Insley, Leopold Grinberg, Michael E Papka
Large Data Analysis and Visualization (LDAV), 2011 IEEE Symposium on, pp. 3--7

A new computational paradigm in multiscale simulations: Application to brain blood flow
Leopold Grinberg, Vitali Morozov, Dmitry Fedosov, Joseph A Insley, Michael E Papka, Kalyan Kumaran, George Em Karniadakis
High Performance Computing, Networking, Storage and Analysis (SC), 2011 International Conference for, pp. 1--12


2010

A new domain decomposition method with overlapping patches for ultrascale simulations: Application to biological flows
L Grinberg, GE Karniadakis
Journal of Computational Physics 229(15), 5541-5563, Academic Press, 2010

Modeling of blood flow in arterial trees
Tomer Anor, Leopold Grinberg, Hyoungsu Baek, Joseph R Madsen, Mahesh V Jayaraman, George E Karniadakis
Wiley Interdisciplinary Reviews: Systems Biology and Medicine 2(5), 612--623, Wiley Online Library, 2010


2009

A realistic representation of the rabbit aorta for use in computational haemodynamic studies
Peter E Vincent, Anthony AE Hunt, Leopold Grinberg, Spencer J Sherwin, Peter D Weinberg
ASME 2009 Summer Bioengineering Conference, pp. 985--986

Multiscale Modelling and Parallel Algorithms for the Cerebrovasculature
L Grinberg
PhD Thesis, Brown University, 2009

Simulation of the human intracranial arterial tree
Leopold Grinberg, Tomer Anor, Elizabeth Cheever, Joseph R Madsen, George Em Karniadakis
Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences 367(1896), 2371--2386, The Royal Society, 2009

Analyzing transient turbulence in a stenosed carotid artery by proper orthogonal decomposition
Leopold Grinberg, Alexander Yakhot, George Em Karniadakis
Annals of biomedical engineering 37(11), 2200--2217, Springer, 2009

LARGE-SCALE SIMULATION OF THE HUMAN ARTERIAL TREE
Leopold Grinberg, T Anor, JR Madsen, A Yakhot, GE Karniadakis
Clinical and Experimental Pharmacology and Physiology 36(2), 194--205, Wiley Online Library, 2009

Parallel performance of the coarse space linear vertex solver and low energy basis preconditioner for spectral/hp elements
Leopold Grinberg, D Pekurovsky, SJ Sherwin, George E Karniadakis
Parallel Computing 35(5), 284--304, Elsevier, 2009


2008

Outflow boundary conditions for arterial networks with multiple outlets
Leopold Grinberg, George Em Karniadakis
Annals of biomedical engineering 36(9), 1496--1514, Springer, 2008


2006

Hierarchical spectral basis and Galerkin formulation using barycentric quadrature grids in triangular elements
L Grinberg, GE Karniadakis
Journal of engineering mathematics 56(3), 289--306, Springer, 2006


Year Unknown

Investigating Flow-Structure Interactions in Cerebral Aneurysms
Paris Perdikaris, Joseph A Insley, Leopold Grinberg, Yue Yu, Michael E Papka, George Em Karniadakis
sc14.supercomputing.org, 0