The SciDAC Visualization and Analytics Center for Enabling Technologies (VACET) is a highly productive effort combining the forces of leading visualization researchers from five different...
SciDAC Visualization and Analytics Center for Enabling Technologies (2008)
Bethel, E. Wes, Johnson, Chris, Joy, Ken, Ahern, Sean, Pascucci, Valerio, Childs, Hank, ...
The Visualization and Analytics Center for Enabling Technologies (VACET) focuses on leveraging scientific visualization and analytics software technology as an enabling technology for increasing...
Production-quality Tools for Adaptive Mesh Refinement Visualization (2008)
Weber, Gunther H., Childs, Hank, Bonnell, Kathleen, Meredith, Jeremy, Miller, Mark, Whitlock, Brad, ...
Adaptive Mesh Refinement (AMR) is a highly effective simulation method for spanning a large range of spatiotemporal scales, such as astrophysical simulations that must accommodate ranges from...
Bethel, E. Wes, Johnson, Chris, Aragon, Cecilia, Prabhat, ???, Rubel, Oliver, Weber, Gunther, ...
The focus of this article is on how one group of researchers the DOE SciDAC Visualization and Analytics Center for Enabling Technologies (VACET) is tackling the daunting task of enabling knowledge...
Chromium Renderserver: Scalable and Open Source Remote Rendering Infrastructure (2008)
Paul, Brian, Ahern, Sean, Bethel, E. Wes, Brugger, Eric, Cook, Rich, Daniel, Jamison, ...
Chromium Renderserver (CRRS) is software infrastructure that provides the ability for one or more users to run and view image output from unmodified, interactive OpenGL and X11 applications on a...
Variable Interactions in Query-Driven Visualization (2008)
Bethel, E. Wes, Gosink, Luke J., Anderson, John C., Joy, Kenneth I.
One fundamental element of scientific inquiry is discovering relationships, particularly the interactions between different variables in observed or simulated phenomena. Building upon our prior work...
Bethel, E. Wes, Yoon, Ilmi, Chen, Jerry
One of the fundamental problems in remote visualization -- where I/O and data intensive visualization activities take place at a centrally located supercomputer center and resulting imagery is...
Visualization and Analysis of 3D Gene Expression Data (2008)
Bethel, E. Wes, Rubel, Oliver, Weber, Gunther H., Hamann, Bernd, Hagen, Hans
Recent methods for extracting precise measurements of spatial gene expression patterns from three-dimensional (3D) image data opens the way for new analysis of the complex gene regulatory networks...
Visualization Tools for Adaptive Mesh Refinement Data (2007)
Weber, Gunther H., Beckner, Vincent E., Childs, Hank, Ligocki, Terry J., Miller, Mark C., Van Straalen, Brian, ...
Visualization of Growth Curve Data from Phenotype Microarray Experiments (2007)
Jacobsen, Janet S., Joyner, Dominique C., Borglin, Sharon E., Hazen, Terry C., Arkin, Adam P., Bethel, E. Wes
Phenotype microarrays provide a technology to simultaneously survey the response of an organism to nearly 2,000 substrates, including carbon, nitrogen and potassium sources; varying pH; varying salt...
SciDAC Visualization and Analytics Center for Enabling Technology (2006)
Bethel, E. Wes, Johnson, Chris, Joy, Ken, Ahern, Sean, Pascucci, Valerio, Childs, Hank, ...
The SciDAC2 Visualization and Analytics Center for Enabling Technologies (VACET) began operation on 10/1/2006. This document, dated 11/27/2006, is the first version of the VACET project management...
Detecting Distributed Scans Using High-Performance Query-Driven Visualization (2006)
Stockinger, Kurt, Bethel, E. Wes, Campbell, Scott, Dart, Eli, Wu, Kesheng
Modern forensic analytics applications, like network traffic analysis, perform high-performance hypothesis testing, knowledge discovery and data mining on very large datasets. One essential strategy...
Accelerating Network Traffic Analytics Using Query-Driven Visualization (2006)
Bethel, E. Wes, Campbell, Scott, Dart, Eli, Stockinger, Kurt, Wu, Kesheng
Realizing operational analytics solutions where large and complex data must be analyzed in a time-critical fashion entails integrating many different types of technology. This paper focuses on an...
Bethel, E. Wes, Gosink, Luke, Shalf, John, Stockinger, Kurt, Wu, Kesheng
This work focuses on research and development activities that bridge a gap between fundamental data management technology index, query, storage and retrieval and use of such technology in...
High Performance Visualization using Query-Driven Visualization and Analytics (2006)
Bethel, E. Wes, Campbell, Scott, Dart, Eli, Shalf, John, Stockinger, Kurt, Wu, Kesheng
Query-driven visualization and analytics is a unique approach for high-performance visualization that offers new capabilities for knowledge discovery and hypothesis testing. The new capabilities akin...
Query-Driven Network Flow Data Analysis and Visualization (2006)
This document is the final report for a WFO agreement between LBNL and the National Visualization and Analytics Center at PNNL. The document lists project milestones, their completion date, research...
Interactive Analysis of Large Network Data Collections Using Query-Driven Visualization (2005)
Bethel, E. Wes, Campbell, Scott, Dart, Eli, Lee, Jason, Smith, Steven A., Stockinger, Kurt, ...
Realizing operational analytics solutions where large and complex data must be analyzed in a time-critical fashion entails integrating many different types of technology. Considering the extreme...
Network Traffic Analysis With Query Driven VisualizationSC 2005 HPC Analytics Results (2005)
Stockinger, Kurt, Wu, Kesheng, Campbell, Scott, Lau, Stephen, Fisk, Mike, Gavrilov, Eugene, ...
Our analytics challenge is is to identify, characterize, and visualize anomalous subsets of large collections of network connection data. We use a combination of HPC resources, advanced algorithms,...
Bethel, E. Wes, Shalf, John M.
This document is a two-page summary of research accomplishments in the LBNL Visualization program during FY 2005.
DockingShop: A Tool for Interactive Molecular Docking (2005)
Lu, Ting-Cheng, Max, Nelson L., Ding, Jinhui, Bethel, E. Wes, Crivelli, Silvia N.
Given two independently determined molecular structures, the molecular docking problem predicts the bound association, or best fit between them, while allowing for conformational changes of the...
Chen, Jerry, Yoon, Ilmi, Bethel, E. Wes
In this paper, we explore leveraging industry-standard media formats to effectively deliver interactive, 3D scientific visualization to a remote viewer. Our work is motivated by the need for remote...
Infrastructure for Scalable and Interoperable Visualization and Analysis Software Technology (2004)
This document describes the LBNL vision for issues to be considered when assembling a large, multi-institution visualization and analysis effort. It was drafted at the request of the PNNL National...
Interactive methods for exploring particle simulation data (2004)
Co, Christopher S., Friedman, Alex, Grote, David P., Vay, Jean-Luc, Bethel, E. Wes, Joy, Kenneth I.
In this work, we visualize high-dimensional particle simulation data using a suite of scatter plot-based visualizations coupled with interactive selection tools. We use traditional 2D and 3D...
Phylo-VISTA: An Interactive Visualization Tool for Multiple DNA Sequence Alignments (2004)
Shah, Nameeta, Couronne, Olivier, Pennacchio, Len A., Brudno, Michael, Batzoglou, Serafim, Bethel, E. Wes, ...
We have developed Phylo-VISTA (Shah et al., 2003), an interactive software tool for analyzing multiple alignments by visualizing a similarity measure for DNA sequences of multiple species. The...
Bethel, E. Wes, Frank, Randall, Fulcomer, Samuel, Hansen, Chuck, Joy, Ken, Kohl, Jim, ...
This document is the report from the Visualization breakout session at the SCaLeS (Science Case for Large-scale Simulation) workshop held in 2003 in Bethesda, MD. The document presents current...
Interactive Remote and Distributed Visualization of Fusion Simulation Results (2004)
Siegerist, C., Shalf, J., Bethel, E. Wes, Siegerist, Cristina
The NERSC center has unique resources that are especially tailored for interactive, high performance remote visualization. The central interactive visualization resource is Escher.nersc.gov, which is...
Siegerist, Cristina, Shalf, John, Bethel, E. Wes
Our goal is to simplify and streamline the process of using remotely located visual data analysis software tools. This discussion presents an example of an easy-to-use interface that mediates access...
Shalf, John, Bethel, E. Wes, Siegerist, Cristina
The LBNL Visualization Group has created a tiled display wall design that uses components that are readily available from a local hardware store and/or multiple online vendors, and requires minimal...
Sort-First, Distributed Memory Parallel Visualization and Rendering (2003)
Bethel, E. Wes, Humphreys, Greg, Paul, Brian, Brederson, J. Dean
While commodity computing and graphics hardware has increased in capacity and dropped in cost, it is still quite difficult to make effective use of such systems for general-purpose parallel...
Interactive protein manipulation (2003)
Kreylos, Oliver, Max, Nelson L., Hamann, Bernd, Crivelli, Silvia N., Bethel, E. Wes
We describe an interactive visualization and modeling program for the creation of protein structures "from scratch". The input to our program is an amino acid sequence -decoded from a gene- and a...
Phylo-VISTA: An interactive visualization tool for multiple DNA sequence alignments (2003)
Shah, Nameeta, Couronne, Olivier, Pennacchio, Len A., Brudno, Michael, Batzoglou, Serafim, Bethel, E. Wes, ...
Motivation. The power of multi-sequence comparison for biological discovery is well established and sequence data from a growing list of organisms is becoming available. Thus, a need exists for...
This past decade has seen rapid growth in the size, resolution, and complexity of Grand Challenge simulation codes. This trend is accompanied by a trend towards multinational, multidisciplinary teams...
This past decade has seen rapid growth in the size, resolution, and complexity of Grand Challenge simulation codes. Many such problems still require interactive visualization tools to make sense of...
Remote interactive direct volume rendering of AMR data (2002)
Kreylos, Oliver, Weber, Gunther H., Bethel, E. Wes, Shalf, John M., Hamann, Bernd, Joy, Kenneth I.
We describe a framework for direct volume rendering of adaptive mesh refinement (AMR) data that operates directly on the hierarchical grid structure, without the need to resample data onto a single,...
Deploying web-based visual exploration tools on the grid (2002)
Jankun-Kelly, T.J., Kreylos, Oliver, Shalf, John, Ma, Kwan-Liu, Hamann, Bernd, Joy, Kenneth, ...
We discuss a web-based portal for the exploration, encapsulation, and dissemination of visualization results over the Grid. This portal integrates three components: an interface client for structured...
Interactive stereo electron microscopy enhanced with virtual reality (2001)
Bethel, E. Wes, Bastacky, S. Jacob, Schwartz, Kenneth S.
An analytical system is presented that is used to take measurements of objects perceived in stereo image pairs obtained from a scanning electron microscope (SEM). Our system operates by presenting a...