LTER Metadata Query Interface – Current Status and Future Challenges
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Transcript of LTER Metadata Query Interface – Current Status and Future Challenges
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LTER Metadata Query Interface – Current Status and Future Challenges
Wade Sheldon
GCE-LTER
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Current Metadata Query Interface: DTOC
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DTOC Query Results
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DTOC Dataset Links – Site IS
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DTOC Strengths/Weaknesses Strengths
Familiar to LTER scientists Simple (keyword search, browse) Fast Populated by all LTER Sites
Weaknesses Limited search parameters Limited metadata content to search Can’t tailor results (sort, filter, search within results) Targets of document links highly variable (Site pages) No scope for enhancement
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KNB Metacat Web Query Interface
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KNB Metacat Constrained Search
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KNB Metacat Search Results
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KNB Metacat Data Set Metadata Display
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KNB Metacat Data Entity Metadata Display
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KNB Metacat Strengths/Weaknesses Strengths
Simple interface with keyword guidance Searches rich metadata content (EML content) Some constrained search support (title, author, all) Consistent display for all documents Highly configurable
Weaknesses (of default web interface, stylesheets) Limited search parameters Can’t tailor results (sort, page, filter) Expansive displays of query results, metadata hard to view Links to entities, data “buried” Relatively slow
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Ideal LTER Metadata Query Interface Subject of working group (shameless plug) Some considerations:
Needs to be PI-friendly (usability is key) Should be flexible
support multiple interfaces (search, browse, query builder) results should be customizable (user-selectable detail) ideally should support multiple database targets
Should be results-oriented links to resources described should be highly prominent
(“where’s the *&!# data!”)