Open Data &
Web Observatories


Dr Tom Heath · Head of Research · Open Data Institute

@tommyh

You can access the slides at http://theodi.github.io/presentations/.

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Open Data Definitions

A piece of data or content is open if anyone is free to use, reuse, and redistribute it — subject only, at most, to the requirement to attribute and/or share-alike.

— http://opendefinition.org/

Open Data Definitions

Open data is information that is available for anyone to use,
for any purpose,
at no cost

— http://theodi.org/guide/what-open-data

Open Data

must be explicitly licensed

the license may impose additional conditions
e.g. attribution, share-alike

!= all the data on the Web

Why does Open Data matter to
Web Observatories?

open data is increasingly widespread

a proving ground for WO tools and techniques

worth studying in its own right

How do Licensing Choices affect
the Data Ecosystem?

The Data Ecosystem

simulation — what are the real numbers?

Open Data Certificates: an Analytical
Framework for
Web Data

Open Data Certificates

set standard for open data publishing

emphasise (re)user needs

help publishers get better

http://certificates.theodi.org/

Multiple Levels

Raw Pilot Standard Exemplar
minimum government standard core reference data

A Holistic View
of Published Data

technical

legal

practical

social

what else?

Data Discovery

appropriate granularity?

meaningful definitions of collections?
(theoretical and practical)

prioritising discovery?

Data Comprehension

profiling

summarisation

indexing

cognitive architecture?

Questions?


Tom Heath · Head of Research · Open Data Institute


@tommyh · tom.heath@theodi.org
ODI
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