1. oy Discovery – Linking Content to Access j of Metadata

2. Discovery Access Understanding Levels of Metadata joy of Metadata Portal Demo Data.gov Geoportals

3. D ISCOVERY P ORTALS Similar technologies Feed off metadata Certain content triggers different display and different search

4. D ISCOVERY P ORTALS Metadata content feeds discovery portals If content not in the metadata, indexes cannot be built and therefore no search results Most common indexes Title Abstract Keywords Extents

5. D ISCOVERY P ORTALS Most search portals often also have specific classifications or topics to aid in searching Classifications – Subject Areas Input from Portal Developer Helpful! Topics – Categories Input from Portal Developer Helpful!

6. A CCESS URLs Distribution/ordering information Formats

7. U NDERSTANDING Attributes Definitions Units Domains QA/QC reports

8. D ISCOVERY VS. A CCESS VS. U NDERSTANDING Cannot search on content if it is not documented. Cannot access data if links and access instructions are not included. Cannot understand content if attributes, definitions, domains, units, etc. are not included!

9. “L EVELS ” OF M ETADATA Level DescriptionMetadata “Author” No Metadata  Shame on You! Discovery Level MetadataSME, Portal Developer, Data Manager Access Level MetadataPortal Developer, Data Manager Understanding Level MetadataSME, Portal Developer, Data Manager

10. C OMMON T YPES OF S EARCHES Free Text Searches Categorized Search Temporal Search Geographic Search by Keyword by Map Interface

11. F REE T EXT AND K EYWORD S EARCHES

12. S EARCH BY C ATEGORY

13. T EMPORAL S EARCH

14. M AP S EARCH OR D ISPLAY

15. D ATA D ISCOVERY Demonstration

16. Q UESTIONS ? Contact ncddcmetadata@noaa.gov