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November 16, 2009 Page 1 of 28 Data and Data Management: Introduction to the BCO-DMO Presented to Professor Keiichi Uchida November 16, 2009 Robert C.

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Presentation on theme: "November 16, 2009 Page 1 of 28 Data and Data Management: Introduction to the BCO-DMO Presented to Professor Keiichi Uchida November 16, 2009 Robert C."— Presentation transcript:

1 November 16, 2009 Page 1 of 28 Data and Data Management: Introduction to the BCO-DMO Presented to Professor Keiichi Uchida November 16, 2009 Robert C. Groman

2 November 16, 2009 Page 2 of 28 Conversation Overview NSF now says: Your data or your funding Data: – facts, statistics, or items of information; and metadata Accessing data: Data discovery, display and retrieval Data Interoperability

3 November 16, 2009 Page 3 of 28 Points to make Permanent archive of data Benefits of early open access to data (with minimum/no restrictions) Metadata are data and critical for data reuse

4 November 16, 2009 Page 4 of 28 Venn Diagram: Data and Metadata All data and information (D) necessary to use the data. Data (d) Metadata (m) D ≠ m + d facts, statistics, or items of information

5 November 16, 2009 Page 5 of 28 Probability Inversely Proportional to Time Second order effects: Length of cruise Success of cruise Participants Immediate activity following the cruise

6 November 16, 2009 Page 6 of 28 Theorems † Theorem 1: The probability that all the necessary data and information are collected and preserved to allow another researcher to properly use your data is inversely proportional to time since the data were collected. Corollary: Unless data and information are collected and preserved during the experiment (e.g. cruise), subsequent researchers will have a difficult time using your data. Theorem 2: The longer the time since the data were collected the less likely the data will be considered “final”. † Left to the reader as an exercise.

7 November 16, 2009 Page 7 of 28 Seeing Versus Using Someone’s Data Maybe you don’t want others to use your data. –Not done publishing papers based on the data –Graduate student is still analyzing the data –It’s not final yet Old policies and practices about data archiving New policies about data publishing and data archiving –Web accessible –NSF mandate

8 November 16, 2009 Page 8 of 28 Better, higher quality data The more people look at the data the higher their quality.

9 November 16, 2009 Page 9 of 28 Ocean Observing → Sharing Data Northeast Coastal and Ocean Data Partnership (née Gulf of Maine Ocean Data Partnership) –“… to promote and coordinate the sharing, linking, electronic dissemination, and use of data in the Gulf of Maine region. “ –“… linking databases that are created and individually maintained by Participants ….” –“… develops the web-based, visualization, and other information technologies needed for the seamless exchange ….” –24 member organizations consisting of research, educational, non-profit, commercial, and local, state, and federal agencies. Ocean observing systems –Oceans.us: National Office for Integrated and Sustained Ocean ObservationsNational Office for Integrated and Sustained Ocean Observations –NFRA: National Federation of Regional AssociationsNational Federation of Regional Associations –NERACOOS (Northeast Coastal Regional Observing System), MACOORA, ….NERACOOSMACOORA –ORION: Ocean Research Interactive Observatory NetworksOcean Research Interactive Observatory Networks –GOOS: Global Ocean Observing SystemGlobal Ocean Observing System

10 November 16, 2009 Page 10 of 28 Biological and Chemical Oceanography Data Management Office BCO-DMO NSF funded 3 year project to provide short and medium term data management, including web based access, to all NSF funded projects from the biological and chemical oceanographic programs Large NSF projects are expected to have their own data management offices – a person Web site: http://www.bco-dmo.org/http://www.bco-dmo.org/

11 November 16, 2009 Page 11 of 28 MapServer interface and interoperability enhancements Provides access to geo-referenced scientific data and metadata Presents distributed data sets in a unified way Uses MapServer as the visualization applicationMapServer Visualize data with graphics generated on-the-fly Request custom subsets of data in a variety of file formats – flat file, Matlab, netCDF, WFS, WMS. Compare data from different sources

12 November 16, 2009 Page 12 of 28 JGOFS/GLOBEC Data Management System

13 November 16, 2009 Page 13 of 28 http://www.bco-dmo.org/

14 November 16, 2009 Page 14 of 28 Cruise Tracks

15 November 16, 2009 Page 15 of 28 Select 5 Cruises

16 November 16, 2009 Page 16 of 28 Click on “Show Data” Button

17 November 16, 2009 Page 17 of 28 Select CD data in EN307

18 November 16, 2009 Page 18 of 28 Shows stations

19 November 16, 2009 Page 19 of 28 EN307 graph it options

20 November 16, 2009 Page 20 of 28 Depth versus salinity and versus temperature

21 November 16, 2009 Page 21 of 28 Select another cruise: AL9906

22 November 16, 2009 Page 22 of 28 Map it options for abundances

23 November 16, 2009 Page 23 of 28 Graph it option for AL9906

24 November 16, 2009 Page 24 of 28 AL9906 Nutrient/Phytoplankton Plot

25 November 16, 2009 Page 25 of 28 Interoperability features (for free)

26 November 16, 2009 Page 26 of 28 MapServer Supports Interoperability Features Open Geospatial Consortium standards –Web Mapping Service (WMS), and –Show me the data –Web Feature Service (WFS) –Get me the data Retains the functionality of the JGOFS/GLOBEC Data Management System –Download data as ASCII, CSV, Matlab, netCDF Will be adding Google Earth output file option

27 November 16, 2009 Page 27 of 28 Metadata Schema

28 November 16, 2009 Page 28 of 28


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