schema.org: where did that come from!

Schema.orgWhere did that come from!

Richard Wallis Evangelist and FounderData [email protected]@rjw

DC- 2016Copenhagen

October 13, 2016

[email protected] — @rjw

Independent Consultant, Evangelist & Founder




25+ Years – Library systems technology10+ Years – Semantic Web & Linked Data


W3C Community Groups:• Schema Bib Extend (Chair)

• Schema.org for bibliographic data• bib.schema.org

• Schema Architypes (Chair)• Financial Industry Business Ontology – fibo.schema.org • Tourism Structured Web Data (Co-Chair)• Schema Course Extension




Working With:• Google – Schema.org vocabulary, site, extensions

documentation and community








documentation and community• OCLC - Global library cooperative








documentation and community• OCLC - Global library cooperative • FIBO – Financial Industry Business Ontology








documentation and community• OCLC - Global library cooperative • FIBO – Financial Industry Business Ontology• Various Clients – Implementing/understanding Schema.org

e.g. Singapore National Library Board - Europeana






Linked Data

<SGML>

Linked Data

<SGML>

A Schema.org Family Tree

The Web Conceived

Tim Berners-Lee

The Web Conceived● 1989●

March

Tim Berners-Lee

The Web Conceived● 1989●

March

Tim Berners-Lee

Vague but exciting …

Semantic Web Arrives

Semantic Web Arrives● 2001 ●

MAY

A vision of the future …

“A Linked Data Web” – Introducing Linked Data

“A Linked Data Web” – Introducing Linked Data

● 2009Feb

Linked Data

The Infamous Open Linked Data Cloud

Linked Open Data


Impressive!

Linked Open Data


Impressive! • Raw RDF• Many Vocabs

Linked Open Data


Impressive! • Raw RDF• Many Vocabs• SPARQL

Linked Open Data


Impressive!

But Useful?

• Raw RDF• Many Vocabs• SPARQL

2● 2011 ●

June

Introducing Schema.org

Knowledge Graph

Knowledge Graph

16● 2012 ●

May

Google Knowledge Graph

Google Knowledge Graph

Knowledge Graph

Related Entities in a Graph

Knowledge Graph

Bart Simpson


Knowledge Graph

Bart Simpson

Nancy Cartwright

Played By


Knowledge Graph

Bart Simpson

Nancy Cartwright

Dayton Ohio

Played By

Born In


Knowledge Graph

Bart Simpson

Nancy Cartwright

Dayton Ohio

Dayton AviationHeritage National Park

Played By

Born In

Place of Interest


Knowledge Graph

Knowledge GraphSources for the Graph

Knowledge GraphPowered by the Graph


Knowledge Panel


Knowledge Panel

Info Box


Knowledge Panel

Info Box

Answer Box


Knowledge Panel

Info Box

Answer Box

Rich Snippets

Using Schema.org

Using Schema.org

•Data embedded in website html-Microdata / RDFa / JSON-LD

Using Schema.org

•Data embedded in website html-Microdata / RDFa / JSON-LD•Harvested during normal web crawls

Using Schema.org

•Data embedded in website html-Microdata / RDFa / JSON-LD•Harvested during normal web crawls•Under control of the [site] publisher

Schema.org today

• In use on over 12 million domains•Broad core vocabulary:

Schema.org today

• In use on over 12 million domains•Broad core vocabulary:-Types: 571 Properties: 832 Values: 114•Extensions published:

Schema.org today

• In use on over 12 million domains•Broad core vocabulary:-Types: 571 Properties: 832 Values: 114•Extensions published:

- auto.schema.org- bib.schema.org- health-lifesci.schema.org

Schema.org today

Schema.org

Schema.org

12+ Million

Web Sites

Schema.org

12+ Million

Web SitesFound On 30% Pages*

* In a 10 billion page sample - 2015

Schema.org

A de facto vocabulary for structured data on the web12+ Million



Schema.org

A de facto vocabulary for structured data on the web

So, what does it look like ….

12+ Million



A Bibliographic Example

WorldCat.org

A Banking Example

Banc of California

• [Linked Data] Vocabulary• RDF (triples)• URIs / string values• Types / Properties / Enumerations• “Not strongly typed”

• RangeIncludes / DomainIncludes• Three serializations

• Microdata, RDFa, JSON-LD• A web vocabulary to describe stuff!

Reintroducing Schema.org

What is Schema.org

• Librarians…– Reallyunderstandtheirdomainandtheirdata– Goodatcooperation

• EarlySchema.org–Usefulbutnotgoodenough• FormaW3CCommunityGroup–SchemaBibExtend

• Identifiedpublicdatasharingusecases–KnowledgeGraph• Whatcan'tyoudowithSchemaasitis?• Fillinthegaps• Createrealexamples• Proposedenhancementstocorevocabulary• Proposedmorefocusedextension–bib.schema.org

• Afewiterations–2years

A story from the libraryHow to make Schema.org work for you

The story behind Schema Bib Extend

Schema.org Building on Communities

Acknowledging the contributions

Schema.org Building on Communities

LRMI Continuing to Build and Influence

Schema.orgWhere did that come from!

Richard Wallis Evangelist and FounderData [email protected]@rjw

DC- 2016Copenhagen

October 13, 2016

schema.org: where did that come from!

Data & Analytics