1. Requirements Swarm Cal/Val Team Workshop 18/06/2014
IDA Conference Centre, Copenhagen

2. Virtual Workspaces for Earth Observation Scientists
technology study to:
Collect and prototype new ideas for data selection and visualization for Earth Explorer missions Swarm*, GOCE, ADM, EarthCARE, …
* Swarm will be used as testbed
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3. Team
ESA and the study team are hoping for wide science community feedback
User requirements phase runs May – Sep 2014
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4. VirES Requirements Validation Project EO Data Selection Sub-setting
Visualisation
Downloading
Requirements
Validation
VirES
Project
Prototypes
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5. Possible implementation
EO Data
Selection
Sub-setting
Visualisation
Downloading
Requirements
Validation
VirES
Project
Prototypes
Possible implementation
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6. Survey @ 3rd Swarm Science Conference Meet these Colleagues:
Carla Gil
Monika Korte
Claudia Stolle
Matthias Förster
Nils Olsen
Poul Erik Holmdahl Olsen
Gerhard Triebnig
Gernot Plank
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7. Survey @ 3rd Swarm Science Conference Tell your “user story”
Input data needs
Swarm Level 1b, Level 2, Auxiliary, …
Data selection needs
2D, 3D, vector ... selection prior to visualization
Visualisation needs
Graphical appearance & tool functionality
Sub-setting for download needs
Encoding, formats, performance
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8. Questionnaire is available*
Structured interviews
Loose dialogues
Fill-in at home
Join with colleagues
Not use questionnaire at all
Etc.
Have your feedback included!
*at CalVal ftp (Wednesday) file N_G_Triebnig_VirES_b.docx
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9. Eliciting stimulus: Visualisation
Examples of user stories which shall foster dialogue on requirements:
‘Quick Look’ of Swarm Level 1b Magnetic Data*
* Beggan, C.D., et al. Independent validation of Swarm Level 2 magnetic field products and ‘Quick Look’ for Level 1b data, Earth Planets Space, 65, 1345–1353, 2013
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10. Eliciting stimulus: Visualisation
CHAMP + model results
Plotting plasma drifts,
E-fields, neutral winds
CHAMP radial magnetic
vector residual
(observations - CHAOS-4
model predictions time series)
Neutral air density at December solstice months (spherical plot)
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11. Eliciting stimulus: Visualisation
CHAMP Swarm
CHAMP
Magnetic field residuals to Geomagnetic model at different components
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12. Eliciting stimulus: Visualisation
Example user stories
Equatorial plasma irregularities (Bubbles)
CHAMP
Number of Bubbles depending on Kp; and multi-parameter time series
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13. Eliciting stimulus: Selection
Online data selector and inspector (experiments)
Screenshot Swarm L1B and time-slider on 2D Map
Screenshot L1B Product Inspector
Screenshot Orbits and time-slider on Virtual Globe
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14. Eliciting stimulus: Processing
Examples of user stories which shall foster dialogue on requirements:
Online plotter (on-demand model inversion experiments)
User-selected:
Components
Differences
AoI, ToI (zoom/pan)
Map projection
Background, Overlay
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15. Make us really happy By informing VirES people about:
Papers
Specifications
Software
Web sites, …
which you think are relevant
Help us to recognize and document best practice & future needs
Please to:
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16. Quickly more about VirES
Expected Project Output
Consolidated general requirements baseline for Earth Explorer data selection & visualization
Prototype system for Swarm:
Visualisation Product Processor definitions
Framework architecture & virtualisation approach
Validation results
Implementation recommendations to ESA
Data
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17. Finally … Invitation to participate Contacts & Coordination
VirES collaboration platform:
Results of the user survey
Prototype for Swarm
Watch out for more to come ….
Contacts & Coordination
Gerhard Triebnig Daniel Santillan
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This work is licensed under a Creative Commons Attribution 4.0 International License.