It’s Not Open Data Unless it is Usable DataIt’s Not Open Data Unless it is Usable Data Mike...
Transcript of It’s Not Open Data Unless it is Usable DataIt’s Not Open Data Unless it is Usable Data Mike...
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It’s Not Open Data
Unless it is
Usable Data
Mike Amundsen,
API Academy CA / Layer7
@mamund
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affordance
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rejected
affordance
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perceptible
affordance
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false
affordance
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hidden
affordance
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Usability =
Perceived Affordances
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I'll get back to this...
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It's called a database
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It's called a database
not an informationbase
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Models allow us to
add meaning to data
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data + model = information
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We can improve
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We can improve
the usability of messages
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We can improve
the usability of messages
by adding affordances
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There are three ways to
do that...
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1. Format
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application/json
adds very little affordance
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collection+json
adds quite a bit
of affordance
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2. Protocol
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So far, we're still in
"Shannon-land"
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3. Semantics
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On the web,
the "internal model"
is represented by
Semantics
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Format
Protocol
Semantics
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Formats
Add support for:
● collection+json
● siren
● uber
● hal
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Protocols
Add support for:
● CoAP
● MQTT
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Semantics
Make it easy to use existing semantics:
● IANA
● schema.org
● microformats
● dublin core
● activity streams
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So…
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Format
Protocol
Semantics
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It’s Not Open Data
Unless it is
Usable Data
Mike Amundsen,
API Academy CA / Layer7
@mamund