Jeremy Kepner

pMatlab Takes the HPCchallenge (2008)

Ryan Haney, Hahn Kim, Andrew Funk, Jeremy Kepner, Charles Rader, Albert Reuther, ...

Abstract 1 The HPCchallenge benchmark suite has been released by the DARPA HPCS program to help define the performance boundaries of future Petascale computing systems. The suite is composed of...

Abstract 1 The HPEC Challenge Benchmark Suite (2008)

Ryan Haney, Jeremy Kepner, Theresa Meuse

Quantitative evaluation of different multi-processor high performance embedded computing (HPEC) systems is an ongoing challenge for the HPEC community. The DARPA Polymorphous Computer Architecture...

Abstract Parallel Matlab: The Next Generation (2008)

Jeremy Kepner, Nadya Travinin

The true costs of high performance computing are currently dominated by software. Addressing these costs requires shifting to high productivity languages such as Matlab. The development of MatlabMPI...

The High Performance Embedded Computing Software (2008)

Jeremy Kepner

Initiative (see www.hpec-si.org) is addressing the military need to advance the state of embedded software development tools, libraries, and methodologies to retain the nation’s military technology...

• KEPNER AND LEBAK Software Technologies for High-Performance Parallel Signal Processing Software Technologies for High-Performance Parallel Signal Processing (2008)

Jeremy Kepner, James Lebak

■ Real-time signal processing consumes the majority of the world’s computing power. Increasingly, programmable parallel processors are used to address a wide variety of signal processing...

A New Statistic for Redshift Surveys: the Redshift Dispersion of Galaxies (2007)

Jeremy Kepner, F J Summers, Michael A. Strauss

We present a new statistic---the redshift dispersion--- which may prove useful for comparing next generation redshift surveys (e.g., the Sloan Digital Sky Survey) and cosmological simulations. Our...

• HPC Challenge Benchmark Suite (2007)

Rolf Rabenseifner, Piotr Luszczek, David Bailey, Jack Dongarra, Jeremy Kepner, Robert Lucas, ...

D001 • Opinions, interpretations, conclusions, and recommendations are those of the authors and are not necessarily endorsed by the United States Government 2/31 • Overview • The HPCC kernels...

pMatlab Parallel Matlab Library (2006)

Bliss, Nadya, Kepner, Jeremy

MATLAB has emerged as one of the languages most commonly used by scientists and engineers for technical computing, with ~1,000,000 users worldwide. The compute intensive nature of technical computing...

Exploring the Cell with HPEC Challenge Benchmarks (2006)

Sharon M. Sacco, Glenn Schrader, Jeremy Kepner

New architectures require thoughtful testing to explore the performance potential of the processor. Here the HPEC Challenge Benchmarks are used to explore the Cell processor to understand the...

Proceedings of the High Performance Embedded Computing (HPEC) Workshop (8th) Held in Lexington, MA on 28-30 September 2004. Volume I (CD-ROM) (2005)

Kepner, Jeremy

ELECTRONIC FILE CHARACTERISTICS: 166 files; Adobe Acrobat (.PDF). PHYSICAL DESCRIPTION: 1 CD-ROM; 4 3/4 in.; 107 MB. SYSTEMS DETAIL NOTE: Adobe Acrobat Reader is included on disc. ABSTRACT: The...

High Performance Embedded Computing (HPEC) Workshop (7th). Volume 1, Days 1-3. Held on 23-25 September 2003 (CD-ROM) (2004)

Kepner, Jeremy

ELECTRONIC FILE CHARACTERISTICS: 230 files; Adobe Acrobat (.PDF) and QuickTime Video Clip (.MOV). PHYSICAL DESCRIPTION: 1 computer laser optical disc (CD-ROM); 4 3/4 in.; 330 MB. SYSTEMS DETAIL NOTE:...

An Open Standard Software Library for High-Performance Parallel Signal Processing: the Parallel VSIPL++ Library (2004)

James Lebak, Jeremy Kepner, Henry Hoffmann, Edward Rutledge

Real-time signal processing consumes the majority of the world’s computing power. Increasingly, programmable parallel processors are used to address a wide variety of signal processing applications...

MatlabMPI (2003)

Kepner, Jeremy, Ahalt, Stan

The true costs of high performance computing are currently dominated by software. Addressing these costs requires shifting to high productivity languages such as Matlab. MatlabMPI is a Matlab...

300x Faster Matlab using MatlabMPI (2002)

Kepner, Jeremy, Ahalt, Stan

The true costs of high performance computing are currently dominated by software. Addressing these costs requires shifting to high productivity languages such as Matlab. MatlabMPI is a Matlab...

Parallel Programming with MatlabMPI (2001)

Kepner, Jeremy

MatlabMPI is a Matlab implementation of the Message Passing Interface (MPI) standard and allows any Matlab program to exploit multiple processors. MatlabMPI currently implements the basic six...

A Multi-Threaded Fast Convolver for Dynamically Parallel Image Filtering (2001)

Kepner, Jeremy

2D convolution is a staple of digital image processing. The advent of large format imagers makes it possible to literally ``pave'' with silicon the focal plane of an optical sensor, which results in...

Exploiting VSIPL and OpenMP for Parallel Image Processing (2001)

Kepner, Jeremy

VSIPL and OpenMP are two open standards for portable high performance computing. VSIPL delivers optimized single processor performance while OpenMP provides a low overhead mechanism for executing...

High Speed Interconnects and Parallel Software Libraries: Enabling Technologies for the NVO (2000)

Kepner, Jeremy

The NVOs core data mining and archive federation activities are heavily dependent on the underlying data pipeline software necessary to translate the raw data into scientifically relevant source...

Cluster Detection in Astronomical Databases: the Adaptive Matched Filter Algorithm and Implementation (2000)

Kepner, Jeremy, Kim, Rita

Clusters of galaxies are the most massive objects in the Universe and mapping their location is an important astronomical problem. This paper describes an algorithm (based on statistical signal...

Interfacing Interpreted and Compiled Languages to Support Applications on a Massively Parallel Network of Workstations (MP-NOW) (1999)

Kepner, Jeremy, Gokhale, Maya, Minnich, Ron, Marks, Aaron, DeGood, John

Astronomers are increasingly using Massively Parallel Network of Workstations (MP-NOW) to address their most challenging computing problems. Fully exploiting these systems is made more difficult as...

Absorption Line Signatures of Gas in Mini Dark Matter Halos (1999)

Kepner, Jeremy, Tripp, Todd, Abel, Tom, Spergel, David

Recent observations and theoretical calculations suggest that some QSO absorption line systems may be due to gas in small dark matter halos with circular velocities on the order of 30 km/s....

Software Fault Tolerance for Parallel Signal Processors (1998)

Monticciolo, Paul, Putatunda, Rathin, Kepner, Jeremy, Doss, Nathan

Military combat weapon systems are becoming increasingly reliant on advanced multiprocessor computer architectures to execute powerful real-time signal processing algorithms. These multiprocessor...

HPCS Application Analysis and Assessment (1998)

Kepner, Jeremy, Koester, David

The value of a HPC system to a user includes many factors, such as: execution time on a particular problem, software development time, and both direct and indirect costs. The DARPA High Productivity...

High Performance Embedded Computing Software Initiative (HPEC-SI) (1998)

Kepner, Jeremy

The High Performance Embedded Computing Software Initiative is addressing the military's need to advance the state of embedded software development tools, libraries, and methodologies to retain the...

Parallel Matlab: The Next Generation (1998)

Kepner, Jeremy, Travinin, Nadya

The true costs of high performance computing are currently dominated by software. Addressing these costs requires shifting to high productivity languages such as Matlab. The development of MatlabMPI...

PMatlab Takes the HPCchallenge (1998)

Haney, Ryan, Kim, Hahn, Funk, Andrew, Kepner, Jeremy, Rader, Charles, Reuther, Albert, ...

The HPCchallenge benchmark suite has been released by the DARPA HPCS program to help define the performance boundaries of future Petascale computing systems. The suite is composed of several well...

LLgrid: Enabling On-Demand Grid Computing with gridMatlab and pMatlab (1998)

Reuther, Albert, Currie, Tim, Kepner, Jeremy, Kim, Hahn G., McCabe, Andrew, Moore, Michael P., ...

The concept of grid computing -- back-room computational resources that are as accessible and available as the electric grid -- has gained momentum recently. Numerous Grid computing projects such as...

Deployment of SAR and GMTI Signal Processing on a Boeing 707 Aircraft Using pMatlab and a Bladed Linux Cluster (1998)

Kepner, Jeremy, Currie, Tim, Kim, Hahn, McCabe, Andrew, Mathew, Bipin, Moore, Michael, ...

The Lincoln Multifunction Intelligence, Surveillance and Reconnaissance Testbed (LiMIT) is an airborne research laboratory for development, testing, and evaluation of sensors and processing...

Implementation of a Shipboard Ballistic Missile Defense Processing Application Using the High Performance Embedded Computing Software Initiative (HPEC-SI) API (1998)

Cook, Joseph, Doss, Nathan, Kent, Jane, Pancoast, Rick, Lusterman, Jordan, Kepner, Jeremy

This briefing describes an effort to implement advanced Shipboard Ballistic Missile Defense (SBMD) application algorithms utilizing HPEC-SI. Shipboard application code, previously written in the C...

An Automated Cluster Finder: the Adaptive Matched Filter (1998)

Kepner, Jeremy, Fan, Xiaohui, Bahcall, Neta, Gunn, James, Lupton, Robert, Xu, Guohong

We describe an automated method for detecting clusters of galaxies in imaging and redshift galaxy surveys. The Adaptive Matched Filter (AMF) method utilizes galaxy positions, magnitudes, and---when...

Inside-out Galaxy Formation (1997)

Kepner, Jeremy

Current theories of galaxy formation have tended to focus on hierarchical structure formation, which is the most likely scenario for cosmological models with lots of power at small scales (e.g....

Simulating Plasma Turbulence in Tokamaks (1997)

Kepner, Jeremy, Parker, Scott, Decyk, Viktor

A challenging and fundamental research problem is the better understanding and control of the turbulent transport of heat in present-day tokamak fusion experiments. Recent developments in numerical...

The Delayed Formation of Dwarf Galaxies (1997)

Kepner, Jeremy, Babul, Arif, Spergel, David

One of the largest uncertainties in understanding the effect of a background UV field on galaxy formation is the intensity and evolution of the radiation field with redshift. This work attempts to...

Massively Parallel Computing of Turbulent Transport in Tokamaks (1996)

Kepner, Jeremy, Parker, Scott, Decyk, Viktor

With the advent of the gyrokinetic formalism, recent developments in low-noise nonlinear $\delta f$ methods, and enormous gains in computing power, large-scale gyrokinetic simulations have become an...

A New Statistic for Redshift Surveys: the Redshift Dispersion of Galaxies (1996)

Kepner, Jeremy, Summers, Frank, Strauss, Michael

We present a new statistic-the redshift dispersion-- which may prove useful for comparing next generation redshift surveys (e.g., the Sloan Digital Sky Survey) and cosmological simulations. Our...