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ElVis – Collaborative Visualization
• Display and explore fusion data.• Monitor TRANSP runs. Display input data.• Retrieve shot data from MDSplus.• Whiteboard annotation. Publication quality output.• Runs in browser for web access.• Remote collaboration:
– Share data and interactive visualization.– Verify certificate credentials of collaborators.– Maintain firewall security.
ElVis Data Monitoring Integrated with Fusion Grid Monitor
Data Collaboration
• Visualization between users
• Object oriented
• Send graph data and interactions– Share visualization and data exploration
• Collaborator can save data, review later
• Use less bandwidth than image based collaboration
• Verify certificate credential
Collaboration Architecture
• Peer-to-peer for collaborators inside firewall
• ElVis application pushes data through sockets
ElVis Display Programs
Collaboration Architecture
• Collaboration server for users across firewalls. Maintains security.– Relay station from originator to collaborators– Java servlet – http access– Applets poll servlet for updates
Collaboration Servlet
ElVis Display Programs
Reflectometer Simulation
• Physics application utilizes NFC technology.• GUI for 2-D Full Wave simulation
– Prepare input graphically– Run simulation– Visualize results
• Verify certificate credential• ElVis graphs for displaying input data
– Client-Servlet architecture so applet can access PPPL grid.
Reflectometer Simulation Utilizes Collaboratory’s Technology
E. Feibush, R. Nazikian, G. Kramer, E. Valeo
Two-Dimensional Simulations of Correlation Reflectometry in Fusion Plasmas
E. Valeo, G. Kramer, R. Nazikian
Plasma Physics Control Fusion 44 (2002) L1-L10.
• 2-D wave propagation code
• Electron density profile + transmitter input
• Separate computational areas
• Intensity of reflected component output