How Google is using Linked Data Today and Vision For Tomorrow Thomas Steiner, Raphael Troncy and Michael Hausenblas Future Internet Assembly December 2010 Presented by: Dinesh Monteiro
Rich Snippets Introduced by Google on May 12, 2009 Display structured data in search results Supports formats such as RDFa, Microformats and Microdata 2
Rich Snippets - Example <a href=" rel="v:url" property="v:summary">Philipp Poisel in Offenbach See Philipp Poisel in Offenbach When: Jan 16, 7:00PM 9:00PM Where: Capitol, 3
Rich Snippets - Example 4
How much Semantic Markup is out there? MicroformatsRDFa Total pages40,0912,514 hCard / People33,675 (13%)1,160 Reviews1,950 (88%)872 (66%) Recipe152 (53%)- hCalendar / Event126 (41%)- Products
Semantic Markup – Pitfalls Incorrect labeling Date as part of event description Inclusion of unrelated words “written by John Doe” General confusion with what part of document to be marked up at all 6
Rich Snippets – A Vision for tomorrow Query => “philipp poisel konzerte” Assume ticket sites have implemented Tickets Ontology foo:ticket a tio:TicketPlaceholder ; rdfs:label "Tickets for Philipp ; tio:accessTo. foo:ExampleTicketVendor gr:offers foo:offer. foo:offer a gr:Offering ; gr:name "Tickets for Philipp Poisel in ; gr:description "Philipp Poisel in ; gr:includes foo:ticket ; gr:hasBusinessFunction gr:Sell ; gr:hasPriceSpecification [a gr:UnitPriceSpecification ; gr:hasCurrency ; gr:hasCurrencyValue "24.10"^^xsd:float ; gr:validThrough " T23:59"^^xsd:dateTime]. 7
Rich Snippets – A Vision for tomorrow Bring the social experience into play “Facebook experience” right into search experience Decision based on friends decision 8
Rich Snippets – A Vision for tomorrow 9
Multimedia Semantics Provide richer video search results 70&xywh=240,50,50,70 10
Triple-centric Networking Thought experiment derived from Content-centric Networking Contains Interest and Data packets 11