1. Richard Wallis
OCLC
Data
Strategy
Technology Evangelist
@rjw
LD4L
Workshop
–
Stanford
University
–
February
23rd
2015
2. Richard Wallis
OCLC
Data
Strategy
Technology Evangelist
@rjw
LD4L
Workshop
–
Stanford
University
–
February
23rd
2015
Building
on
a
Web
of
Knowledge
20. British
Library
German
National
Library
French
National
Library
Swedish
National
Library
Open
Linked
Data
-‐
Silos
Library
Linked
Data
Projects
21. British
Library
German
National
Library
French
National
Library
Swedish
National
Library
Open
Linked
Data
-‐
Silos
Library
Linked
Data
Projects
22. British
Library
German
National
Library
French
National
Library
Swedish
National
Library
Open
Linked
Data
-‐
Silos
Library
Linked
Data
23. British
Library
German
National
Library
French
National
Library
Swedish
National
Library
Open
Linked
Data
-‐
Silos
Library
Linked
Data
24. British
Library
German
National
Library
French
National
Library
Swedish
National
Library
Open
Linked
Data
-‐
Silos
Behind
A
Vocabulary
Barrier
Library
Linked
Data
28. A
general
purpose
vocabulary
for
describing
things
on
the
web
"Used
by
5
million
domains" "25%
of
pages
in
our
indexes"
"15%
of
the
Web"
29. A
general
purpose
vocabulary
for
describing
things
on
the
web
"Used
by
5
million
domains" "25%
of
pages
in
our
indexes"
de
facto
y
"15%
of
the
Web"
30. A
general
purpose
vocabulary
for
describing
things
on
the
web
"Used
by
5
million
domains" "25%
of
pages
in
our
indexes"
de
facto
y
• Linked
Data
"15%
of
the
Web"
31. A
general
purpose
vocabulary
for
describing
things
on
the
web
"Used
by
5
million
domains" "25%
of
pages
in
our
indexes"
de
facto
y
• Linked
Data
• Embedded
in
HTML
"15%
of
the
Web"
32. A
general
purpose
vocabulary
for
describing
things
on
the
web
"Used
by
5
million
domains" "25%
of
pages
in
our
indexes"
de
facto
y
• Linked
Data
• Embedded
in
HTML
• RDFa,
Microdata,
JSON-‐LD
"15%
of
the
Web"
33. A
general
purpose
vocabulary
for
describing
things
on
the
web
"Used
by
5
million
domains" "25%
of
pages
in
our
indexes"
de
facto
y
• Linked
Data
• Embedded
in
HTML
• RDFa,
Microdata,
JSON-‐LD
• Descriptive
data
"15%
of
the
Web"
34. A
general
purpose
vocabulary
for
describing
things
on
the
web
"Used
by
5
million
domains" "25%
of
pages
in
our
indexes"
de
facto
y
• Linked
Data
• Embedded
in
HTML
• RDFa,
Microdata,
JSON-‐LD
• Descriptive
data
• Active
links
"15%
of
the
Web"
36. The
library
knowledge
graph
A
graph
of
relationships
person place
object concept
organization work
37. The
library
knowledge
graph
A
graph
of
relationships
person place
object concept
organization work
start
here
38. The
library
knowledge
graph
A
graph
of
relationships
person place
object concept
organization work
start
here
39. The
library
knowledge
graph
A
graph
of
relationships
person place
object concept
organization work
start
here
ILL
and
AnalyticsCataloging
Discovery Integration
with
the
web
The
library
knowledge
graph
Putting
entities
in
library
workflows
41. Entities
and
library
workflows
Cataloging
Improve
data
quality
• Link
to
authoritative
sources
A
new
approach
to
cataloging
• Point
and
click
cataloging
• Managing
entities
instead
of
managing
records
Consistent
with
RDA
42. Entities
and
library
workflows
Cataloging
Improve
data
quality
• Link
to
authoritative
sources
A
new
approach
to
cataloging
• Point
and
click
cataloging
• Managing
entities
instead
of
managing
records
Consistent
with
RDA
43. Entities
and
library
workflows
Cataloging
Improve
data
quality
• Link
to
authoritative
sources
A
new
approach
to
cataloging
• Point
and
click
cataloging
• Managing
entities
instead
of
managing
records
Consistent
with
RDA
Entities
and
library
workflows
Discovery
45. Entities
and
library
workflows
DiscoveryEntities
and
library
workflows
Web
exposure
Be
found
on
the
web
Connect
your
users
to
unique
content
What
the
web
requires
for
web
exposure:
• Aggregation
• Familiar
structures
• A
Network
of
Links
• Entity
Identifiers
48. WHAT’S
HAPPENING
A
Library
Data
Revolution
person place
object concept
organization work
OCLC’s
Approach
to
Discoverable
Data
Model
things
of
interest
to
the
web.
49. WHAT’S
HAPPENING
A
Library
Data
Revolution
person place
object concept
organization work
OCLC’s
Approach
to
Discoverable
Data
Model
things
of
interest
to
the
web.
50. WHAT’S
HAPPENING
A
Library
Data
Revolution
person place
object concept
organization work
OCLC’s
Approach
to
Discoverable
Data
Model
things
of
interest
to
the
web.
Make
those
things
available
via
structures
familiar
to
the
web.
Schema
Bib
Extend
–
http://www.w3.org/community/schemabibex
51. WHAT’S
HAPPENING
A
Library
Data
Revolution
person place
object concept
organization work
OCLC’s
Approach
to
Discoverable
Data
Model
things
of
interest
to
the
web.
Make
those
things
available
via
structures
familiar
to
the
web.
Schema
Bib
Extend
–
http://www.w3.org/community/schemabibex
BiblioGraph.net
–
http://bibliograph.net
52. WHAT’S
HAPPENING
A
Library
Data
Revolution
person place
object concept
organization work
OCLC’s
Approach
to
Discoverable
Data
Model
things
of
interest
to
the
web.
Make
those
things
available
via
structures
familiar
to
the
web.
Improve
library
workflows.
Schema
Bib
Extend
–
http://www.w3.org/community/schemabibex
BiblioGraph.net
–
http://bibliograph.net
55. Data
from
a
converted
record
does
not
an
entity
make
Transformation
into
Linked
Data
is
just
a
beginning
…
Getting
from
here
to
there
56. Data
from
a
converted
record
does
not
an
entity
make
Transformation
into
Linked
Data
is
just
a
beginning
…
• Mine
and
analyse
the
aggregate
Getting
from
here
to
there
57. Data
from
a
converted
record
does
not
an
entity
make
Transformation
into
Linked
Data
is
just
a
beginning
…
• Mine
and
analyse
the
aggregate
• Identify,
map,
merge
-‐
evidence
based
Getting
from
here
to
there
58. Data
from
a
converted
record
does
not
an
entity
make
Transformation
into
Linked
Data
is
just
a
beginning
…
• Mine
and
analyse
the
aggregate
• Identify,
map,
merge
-‐
evidence
based
• Relate
to
external
sources
Getting
from
here
to
there
59. Data
from
a
converted
record
does
not
an
entity
make
Transformation
into
Linked
Data
is
just
a
beginning
…
• Mine
and
analyse
the
aggregate
• Identify,
map,
merge
-‐
evidence
based
• Relate
to
external
sources
• Share
authoritative
entities
Getting
from
here
to
there
60.
61. • 197+
million
Work
descriptions
and
URIs
• Schema.org
+
BiblioGraph.net
• RDF
Data
formats
• RDF/XML,
Turtle,
Triples,
JSON-‐LD
• Links
to
WorldCat
manifestations
• Links
to
Dewey,
LCSH,
LCNAF,
VIAF,
FAST
• Open
Data
license
via
Linked
Data
Explorer
•
2015:
Discovery
API,
Metadata
API
• Released
April
2014
http://www.oclc.org/dataThe Work Entity
62.
63.
64.
65.
66. • 98+
million
Person
descriptions
and
URIs
• Person
entities
with
authority:
20.2
million
• Person
entities
without
authority:
78.3
million
• Schema.org
+
BiblioGraph.net
• Harvested
from
WorldCat
data
and
enriched
from
other
hubs
RDF
Data
formats
• RDF/XML,
Turtle,
Triples,
JSON-‐LD
• Links
to
WorldCat
Works.
Added
links
from
WC
Works.
• Open
Data
license
via
Linked
Data
Explorer
•
2015:
Linked
Data
Explorer,
Discovery
API
http://www.oclc.org/dataThe Person Entity
73. ✓ VIAF,
ISNI,
FAST
Publish
Linked
Data
✓ WorldCat.org
Linked
Data
Release
–
using
Schema.org
✓ Internal
agreement
on
data
strategy
✓ Evangelism
✓ Research
&
Design
with
Data
Architecture
Group
✓ Data
mining
of
WorldCat
resources
✓ WorldCat
Works
Released
2012
2014
2013
OCLC
Entity-‐
Based
Data
Strategy
74. ✓ VIAF,
ISNI,
FAST
Publish
Linked
Data
✓ WorldCat.org
Linked
Data
Release
–
using
Schema.org
✓ Internal
agreement
on
data
strategy
✓ Evangelism
✓ Research
&
Design
with
Data
Architecture
Group
✓ Data
mining
of
WorldCat
resources
✓ WorldCat
Works
Released
2012
2014
• Application
Integration
• WorldCat
Discovery
• Analytics
• Discovery
API
• Cataloging
!
…
• More
Entities
Released
• Person
• Manifestation
• Organization
• Concept
!
!
• New
Products
• Continuing
Evangelism
!
• New
Services
• Continuing
Innovation
!
2013
OCLC
Entity-‐
Based
Data
Strategy
75. ✓ VIAF,
ISNI,
FAST
Publish
Linked
Data
✓ WorldCat.org
Linked
Data
Release
–
using
Schema.org
✓ Internal
agreement
on
data
strategy
✓ Evangelism
✓ Research
&
Design
with
Data
Architecture
Group
✓ Data
mining
of
WorldCat
resources
✓ WorldCat
Works
Released
2012
2014
• Application
Integration
• WorldCat
Discovery
• Analytics
• Discovery
API
• Cataloging
!
…
• More
Entities
Released
• Person
• Manifestation
• Organization
• Concept
!
!
• New
Products
• Continuing
Evangelism
!
• New
Services
• Continuing
Innovation
!
2013
OCLC
Entity-‐
Based
Data
Strategy
76. ✓ VIAF,
ISNI,
FAST
Publish
Linked
Data
✓ WorldCat.org
Linked
Data
Release
–
using
Schema.org
✓ Internal
agreement
on
data
strategy
✓ Evangelism
✓ Research
&
Design
with
Data
Architecture
Group
✓ Data
mining
of
WorldCat
resources
✓ WorldCat
Works
Released
2012
2014
• Application
Integration
• WorldCat
Discovery
• Analytics
• Discovery
API
• Cataloging
!
…
• More
Entities
Released
• Person
• Manifestation
• Organization
• Concept
!
!
• New
Products
• Continuing
Evangelism
!
• New
Services
• Continuing
Innovation
!
2013
OCLC
Entity-‐
Based
Data
Strategy
77. ✓ VIAF,
ISNI,
FAST
Publish
Linked
Data
✓ WorldCat.org
Linked
Data
Release
–
using
Schema.org
✓ Internal
agreement
on
data
strategy
✓ Evangelism
✓ Research
&
Design
with
Data
Architecture
Group
✓ Data
mining
of
WorldCat
resources
✓ WorldCat
Works
Released
2012
2014
• Application
Integration
• WorldCat
Discovery
• Analytics
• Discovery
API
• Cataloging
!
…
• More
Entities
Released
• Person
• Manifestation
• Organization
• Concept
!
!
• New
Products
• Continuing
Evangelism
!
• New
Services
• Continuing
Innovation
!
2013
OCLC
Entity-‐
Based
Data
Strategy
78. ✓ VIAF,
ISNI,
FAST
Publish
Linked
Data
✓ WorldCat.org
Linked
Data
Release
–
using
Schema.org
✓ Internal
agreement
on
data
strategy
✓ Evangelism
✓ Research
&
Design
with
Data
Architecture
Group
✓ Data
mining
of
WorldCat
resources
✓ WorldCat
Works
Released
2012
2014
• Application
Integration
• WorldCat
Discovery
• Analytics
• Discovery
API
• Cataloging
!
…
• More
Entities
Released
• Person
• Manifestation
• Organization
• Concept
!
!
• New
Products
• Continuing
Evangelism
!
• New
Services
• Continuing
Innovation
!
2013
OCLC
Entity-‐
Based
Data
Strategy
79. Richard
Wallis
OCLC
Data
Strategy
Technology
Evangelist
@rjw
LD4L
Workshop
–
Stanford
University
–
February
23rd
2015
80. Richard
Wallis
OCLC
Data
Strategy
Technology
Evangelist
@rjw
LD4L
Workshop
–
Stanford
University
–
February
23rd
2015
Building
on
a
Web
of
Knowledge