2012
Williams, Sean; Petersen, Mark; Hecht, Matthew; Maltrud, Mathew; Hamann, Bernd; Patchett, John; Ahrens, James; Hamann, Bernd
Interface Exchange as an Indicator for Eddy Heat Transport Proceedings Article
In: Computer Graphics Forum, pp. 1125-1134, Wiley Online Library 2012, (LA-UR-12-21038).
Abstract | Links | BibTeX | Tags: applications, eddies, interface exchange, Ocean General Circulation Models, oceanography simulation and modeling, simulation output analysis
@inproceedings{williams2012interface,
title = {Interface Exchange as an Indicator for Eddy Heat Transport},
author = {Sean Williams and Mark Petersen and Matthew Hecht and Mathew Maltrud and Bernd Hamann and John Patchett and James Ahrens and Bernd Hamann },
url = {http://datascience.dsscale.org/wp-content/uploads/2016/06/InterfaceExchangeAsAnIndicatorForEddyHeatTransport.pdf},
year = {2012},
date = {2012-01-01},
booktitle = {Computer Graphics Forum},
volume = {31},
number = {3pt3},
pages = {1125-1134},
organization = {Wiley Online Library},
abstract = {The ocean contains many large-scale, long-lived vortices, called mesoscale eddies, that are believed to have a role in the transport and redistribution of salt, heat, and nutrients throughout the ocean. Determining this role, however, has proven to be a challenge, since the mechanics of eddies are only partly understood; a standard definition for these ocean eddies does not exist and, therefore, scientifically meaningful, robust methods for eddy extraction, characterization, tracking and visualization remain a challenge. To shed light on the nature and potential roles of eddies, we extend our previous work on eddy identification and tracking to construct a new metric to characterize the transfer of water into and out of eddies across their boundary, and produce several visualizations of this new metric to provide clues about the role eddies play in the global ocean.},
note = {LA-UR-12-21038},
keywords = {applications, eddies, interface exchange, Ocean General Circulation Models, oceanography simulation and modeling, simulation output analysis},
pubstate = {published},
tppubtype = {inproceedings}
}
The ocean contains many large-scale, long-lived vortices, called mesoscale eddies, that are believed to have a role in the transport and redistribution of salt, heat, and nutrients throughout the ocean. Determining this role, however, has proven to be a challenge, since the mechanics of eddies are only partly understood; a standard definition for these ocean eddies does not exist and, therefore, scientifically meaningful, robust methods for eddy extraction, characterization, tracking and visualization remain a challenge. To shed light on the nature and potential roles of eddies, we extend our previous work on eddy identification and tracking to construct a new metric to characterize the transfer of water into and out of eddies across their boundary, and produce several visualizations of this new metric to provide clues about the role eddies play in the global ocean.
2011
Williams, Sean; Hecht, Matthew; Petersen, Mark; Strelitz, Richard; Maltrud, Mathew; Ahrens, James; Hlawitschka, Mario; Hamann, Bernd
Visualization and analysis of eddies in a global ocean simulation Proceedings Article
In: Computer Graphics Forum, pp. 991–1000, Wiley Online Library 2011, (LA-UR-11-02104).
Abstract | Links | BibTeX | Tags: Ocean General Circulation Models, oceanography simulation and modeling, simulation output analysis
@inproceedings{williams2011visualization,
title = {Visualization and analysis of eddies in a global ocean simulation},
author = {Sean Williams and Matthew Hecht and Mark Petersen and Richard Strelitz and Mathew Maltrud and James Ahrens and Mario Hlawitschka and Bernd Hamann},
url = {http://datascience.dsscale.org/wp-content/uploads/2016/06/VisualizationAndAnalysisOfEddiesInAGlobalOceanSimulation.pdf},
year = {2011},
date = {2011-01-01},
booktitle = {Computer Graphics Forum},
volume = {30},
number = {3},
pages = {991--1000},
organization = {Wiley Online Library},
abstract = {We present analysis and visualization of flow data from a high-resolution sim ulation of the dynamical behavior of the global ocean. Of particular scientific interest are coherent vortical features called mesoscale eddies. We first extract high-vorticity features using a metric from the oceanography comm unity called the Okubo-Weiss parameter. We then use a new circularity criterion to differentiate eddies from other no n-eddy features like meanders in strong background currents. From these data, we generate visualizatio ns showing the three-dimensional structure and distribution of ocean eddies. Additionally, the characteristics of each e ddy are recorded to form an eddy census that can be used to investigate correlations among variables such as e ddy thickness, depth, and location. From these analyses, we gain insight into the role eddies play in large-scale ocea n circulation.},
note = {LA-UR-11-02104},
keywords = {Ocean General Circulation Models, oceanography simulation and modeling, simulation output analysis},
pubstate = {published},
tppubtype = {inproceedings}
}
We present analysis and visualization of flow data from a high-resolution sim ulation of the dynamical behavior of the global ocean. Of particular scientific interest are coherent vortical features called mesoscale eddies. We first extract high-vorticity features using a metric from the oceanography comm unity called the Okubo-Weiss parameter. We then use a new circularity criterion to differentiate eddies from other no n-eddy features like meanders in strong background currents. From these data, we generate visualizatio ns showing the three-dimensional structure and distribution of ocean eddies. Additionally, the characteristics of each e ddy are recorded to form an eddy census that can be used to investigate correlations among variables such as e ddy thickness, depth, and location. From these analyses, we gain insight into the role eddies play in large-scale ocea n circulation.
: . .
1.
Williams, Sean; Petersen, Mark; Hecht, Matthew; Maltrud, Mathew; Hamann, Bernd; Patchett, John; Ahrens, James; Hamann, Bernd
Interface Exchange as an Indicator for Eddy Heat Transport Proceedings Article
In: Computer Graphics Forum, pp. 1125-1134, Wiley Online Library 2012, (LA-UR-12-21038).
@inproceedings{williams2012interface,
title = {Interface Exchange as an Indicator for Eddy Heat Transport},
author = {Sean Williams and Mark Petersen and Matthew Hecht and Mathew Maltrud and Bernd Hamann and John Patchett and James Ahrens and Bernd Hamann },
url = {http://datascience.dsscale.org/wp-content/uploads/2016/06/InterfaceExchangeAsAnIndicatorForEddyHeatTransport.pdf},
year = {2012},
date = {2012-01-01},
booktitle = {Computer Graphics Forum},
volume = {31},
number = {3pt3},
pages = {1125-1134},
organization = {Wiley Online Library},
abstract = {The ocean contains many large-scale, long-lived vortices, called mesoscale eddies, that are believed to have a role in the transport and redistribution of salt, heat, and nutrients throughout the ocean. Determining this role, however, has proven to be a challenge, since the mechanics of eddies are only partly understood; a standard definition for these ocean eddies does not exist and, therefore, scientifically meaningful, robust methods for eddy extraction, characterization, tracking and visualization remain a challenge. To shed light on the nature and potential roles of eddies, we extend our previous work on eddy identification and tracking to construct a new metric to characterize the transfer of water into and out of eddies across their boundary, and produce several visualizations of this new metric to provide clues about the role eddies play in the global ocean.},
note = {LA-UR-12-21038},
keywords = {},
pubstate = {published},
tppubtype = {inproceedings}
}
The ocean contains many large-scale, long-lived vortices, called mesoscale eddies, that are believed to have a role in the transport and redistribution of salt, heat, and nutrients throughout the ocean. Determining this role, however, has proven to be a challenge, since the mechanics of eddies are only partly understood; a standard definition for these ocean eddies does not exist and, therefore, scientifically meaningful, robust methods for eddy extraction, characterization, tracking and visualization remain a challenge. To shed light on the nature and potential roles of eddies, we extend our previous work on eddy identification and tracking to construct a new metric to characterize the transfer of water into and out of eddies across their boundary, and produce several visualizations of this new metric to provide clues about the role eddies play in the global ocean.
2.
Williams, Sean; Hecht, Matthew; Petersen, Mark; Strelitz, Richard; Maltrud, Mathew; Ahrens, James; Hlawitschka, Mario; Hamann, Bernd
Visualization and analysis of eddies in a global ocean simulation Proceedings Article
In: Computer Graphics Forum, pp. 991–1000, Wiley Online Library 2011, (LA-UR-11-02104).
@inproceedings{williams2011visualization,
title = {Visualization and analysis of eddies in a global ocean simulation},
author = {Sean Williams and Matthew Hecht and Mark Petersen and Richard Strelitz and Mathew Maltrud and James Ahrens and Mario Hlawitschka and Bernd Hamann},
url = {http://datascience.dsscale.org/wp-content/uploads/2016/06/VisualizationAndAnalysisOfEddiesInAGlobalOceanSimulation.pdf},
year = {2011},
date = {2011-01-01},
booktitle = {Computer Graphics Forum},
volume = {30},
number = {3},
pages = {991--1000},
organization = {Wiley Online Library},
abstract = {We present analysis and visualization of flow data from a high-resolution sim ulation of the dynamical behavior of the global ocean. Of particular scientific interest are coherent vortical features called mesoscale eddies. We first extract high-vorticity features using a metric from the oceanography comm unity called the Okubo-Weiss parameter. We then use a new circularity criterion to differentiate eddies from other no n-eddy features like meanders in strong background currents. From these data, we generate visualizatio ns showing the three-dimensional structure and distribution of ocean eddies. Additionally, the characteristics of each e ddy are recorded to form an eddy census that can be used to investigate correlations among variables such as e ddy thickness, depth, and location. From these analyses, we gain insight into the role eddies play in large-scale ocea n circulation.},
note = {LA-UR-11-02104},
keywords = {},
pubstate = {published},
tppubtype = {inproceedings}
}
We present analysis and visualization of flow data from a high-resolution sim ulation of the dynamical behavior of the global ocean. Of particular scientific interest are coherent vortical features called mesoscale eddies. We first extract high-vorticity features using a metric from the oceanography comm unity called the Okubo-Weiss parameter. We then use a new circularity criterion to differentiate eddies from other no n-eddy features like meanders in strong background currents. From these data, we generate visualizatio ns showing the three-dimensional structure and distribution of ocean eddies. Additionally, the characteristics of each e ddy are recorded to form an eddy census that can be used to investigate correlations among variables such as e ddy thickness, depth, and location. From these analyses, we gain insight into the role eddies play in large-scale ocea n circulation.