1. GCMD’s New Keyword Search Interface ‘Alpha Version’
Tyler Stevens
NASA’s Global Change Master Directory (GCMD)
WYLE Information Systems
ESIP Winter Meeting 2016
Session: Metadata Systems and Tools

2. Objectives
Utilize the Common Metadata Repository (CMR) as the back-end - the authoritative source for all EOSDIS metadata.
Build upon the current search interface with new functionality designed to increase search precision and/or recall.
Incorporate search, refinement and sort functionality on one page.
Include additional options for search, refinement, and display that captures user requests over the years.
Offer an interdisciplinary approach for the discovery of and access to Earth science data and related services.

3. Previous Keyword Search Interfaces
2nd Generation/Current Search: Keyword Tree View, after drill-down
1st Generation: “Drill-down” to results

4. New Keyword Search Interface
3rd Generation:
All features available from one page
Enhanced free-text search and keyword tree functionality
Searches CMR
No longer need to navigate the keyword drill-down

5. Free-Text Search Free-Text searches all indexed fields for a term
When free-text search terms match GCMD controlled keywords, they are highlighted in the keyword “tree”

6. Browse Keyword Hierarchy
Uncheck to browse, search, and/or refine by the entire GCMD keyword hierarchy

7. Keyword Search Results and Display
Search Result: Human Dimensions > Population
Metadata “Pretty View”

8. Sorting Keyword Search Results
Choose which information is displayed
Customize the sort results
Hover Here to Select Sort Options
Sort by Temporal Coverage

9. Additional Options for Keyword Search and Refinement
Search and/or Refine by Platform, Instrument, Data Centers, Projects, Date Search, and Spatial Coverage

10. Layout and Color Themes
GCMD website incorporates Earthdata style guide to ensure consistent theme colors, typography, forms, buttons, etc. throughout.
Creates a consistent look and feel for users browsing across associated EOSDIS websites.
For more detail concerning the Earthdata search guide, see

11. Please Send Feedback To:
Provide Feedback
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12. https://earthdata.nasa.gov/cmr
For More Information
About Keyword Search (Alpha Version):
About CMR:
Thank You