Oy Discovery – Linking Content to Access j of Metadata.
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Transcript of Oy Discovery – Linking Content to Access j of Metadata.
oyDiscovery – Linking Content to Access
jof Metadata
Discovery Access Understanding
Levels of Metadata
joy
of Metadata
Portal Demo Data.gov Geoportals
DISCOVERY PORTALS
Similar technologies Feed off metadata Certain content triggers different display and
different search
DISCOVERY PORTALS
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
DISCOVERY PORTALS
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!
ACCESS
URLs Distribution/ordering information Formats
UNDERSTANDING
Attributes Definitions Units Domains QA/QC reports
DISCOVERY VS. ACCESS VS. UNDERSTANDING
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!
“LEVELS” OF METADATA
Level Description Metadata “Author”
No Metadata Shame on You!
Discovery Level Metadata SME, Portal Developer, Data Manager
Access Level Metadata Portal Developer, Data Manager
Understanding Level Metadata
SME, Portal Developer, Data Manager
COMMON TYPES OF SEARCHES
Free Text Searches
Categorized Search
Temporal Search
Geographic Search by Keyword by Map Interface
FREE TEXT AND KEYWORD SEARCHES
SEARCH BY CATEGORY
TEMPORAL SEARCH
MAP SEARCH OR DISPLAY
DATA DISCOVERY Demonstration
QUESTIONS?Contact [email protected]
