Download - An short introduction to metadata
Research & Development
A short introduction to metadataTristan Ferne BBC R&D
@tristanfhttp://www.bbc.co.uk/rd
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Summary
What metadata is
What it is for
What it looks like
How to create it
Putting it on the web
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What is metadata?
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Information about something, usually structured
In this case, information about the thing you’re digitising
For humans or computers
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A book
Title
Author
Date of publication
ISBN identifier
Dewey Decimal Number (on a library)
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And more...
Edition
Publisher
Publisher’s description
Reviews
Cover picture
Price
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What is metadata for?
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To find things
To identify things
To list things
To link things to other things
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What does metadata look like?
Creator
Location
Tags
Camera info
Date
Views
Licensing
Title and description
Unique ID
When and where
Unique ID
Series and episode
Duration
What it’s about
Who made it and who was in it
The brand title
http://www.flickr.com/photos/nicecupoftea/5364762501/
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Standards are good
Someone’s already defined it
Software probably supports it
It’s interoperable
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Dublin CoreTitle
Creator
Subject
Description
Publisher
Contributor
Date
Type
Format
Identifier
Source
Language
Relation
Coverage
Rights
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Where is the metadata?
In the digital file
In a database, linked to the digital file
And online?
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How to create metadata
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Three ways
Experts, archivists, librarians, you!
Volunteers
Computers
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Crowdsourcing
Asking volunteers to help solve problems
Online tools
Designed to encourage contributions
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ComputersImages to text (OCR)
Keyword and topic extraction from text
Machine translation
Speech-to-text from audio
Speaker identification and diarisation
Face detection in images or video
Object and scene recognition
Harder
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Putting it on the web
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the web
=
the internet + links + documents/data
© BBC MMVIII
Programmes Music
Topics
News
Events
Archive Food
Gardening
Michael Smethurst
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Linked data
Machine-readable
Unique identifiers
Unambiguous
Defined vocabularies
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to be raised in a crisp and easy gait collar tradition and mystique and net bottle westphal mia ballroom with a fifth will one of your very well that p. c. set a caustic wet plate is sprint says it twice to purposes again who's addicted across stick is a podium which stopped at a slow start to the masses of setting up a world and on top was a big nineteen ninety three after a renewed spirit of the big dig ,comma off trillo .period when you are unable to compose and see what it's stole to working for a while at the guys when i started the eighth that we teach eighteen hamper and a timeless dave they'd each code for my list tinged yellow and io i had no east p. n. c. and i was a big epic tina afoot o'mara i. q. from kodiak and there was so they become kosher shopko misfit and i was a david to compose his team's end and at haas tied to districts in the indian head of i. a. moved to beijing
http://worldservice.prototyping.bbc.co.uk
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Links mentioned
http://www.flickr.com
http://www.bbc.co.uk
http://dublincore.org/
http://www.galaxyzoo.org/
http://tagger.thepcf.org.uk/
http://worldservice.prototyping.bbc.co.uk
http://www.bbc.co.uk/rd
