Linked Data Warehouses: A new breed of Business Intelligence

Linked Data Warehouses:A New Generation of BI

ENTERPRISE DATA WORLD 2012ATLANTA 2-MAY-2012

By: Bernadette Hyland, Chair, W3C Government Linked Data WG

CEO, 3 Round Stones, Inc

Email. [email protected]: @BernHyland

This presentation: http://slideshare.net/3roundstones

Wednesday, May 2, 12

mailto:[email protected]

mailto:[email protected]

http://slideshare.net/bhylandwood

http://slideshare.net/bhylandwood

• Linked Data is about publishing and consuming data using international data standards

• Based on 20 year old idea

• A system of linked information systems



Photo credit: http://www.flickr.com/photos/sjungling/5974860/


http://www.flickr.com/photos/sjungling/5974860/

http://www.flickr.com/photos/sjungling/5974860/

1970s 1980s 1990s

$ cat foo.txt | grep blah | sort

A neat little package Client-Server The Early Web

A HISTORY OF SILOS


There is a better way to connect data silos ...•No one vendor owns it•It scales ... to Web-scale•Doesn’t require a super model•Based on International Data Exchange Standards (RDF, SPARQL)


17%

49%

16%

13%4%

6 months12 months18 months24 monthsMore than 24 months

ACCEPTABLE ROI FOR IT




GovernmentsGoals: Governmental transparency and/or improved

internal efficiencies (data warehouses)


Hardware/Software Vendors

Goal: Improve interoperability between products and product lines


RetailersGoal: Improve click-throughs on search results


Book PublishersGoals: Improve internal manuscript pipelines, expose

additional ways of finding and using content


New Media


Web

Universal Client

Universal Connection

Universal Database

Logic and interlinking

Ubiquitous,reusable applications

URL Curation

of Data

Linked Data in Context







Why is RDF important?• It is an international standard for publishing data on the Web (public and private)

•Data exchange model

•Serializations include RDF/XML, N-triples, N3, Turtle, ...

• It is the future of using the Web


Today’s data warehouses•Data warehouse costs are high•Failure rates are high•Requires a lot of cooperation ...•Vocabulary alignment & data harmonization•Data formats not inter-operable•Cooperation requires coordination•18 months or longer ...


Alternatives include ...•Use Data Exchange Standards to host structured content

•Create Linked data warehouses

•Faster & less expensive

•Web architecture, Web-scale



store name

address

phone

geo

hours

services

ratings

events


58% of Americans research online before they buy.

Why?


“We really didn’t go into it with any expectations. We just wanted to see if it was something we might want to do. That’s why we were caught by surprise by

the results… we weren’t really expecting any.”

-- Jay Myers, Lead Development Engineer, Best Buy


30% increase in organic search results15% increase in click-through rate (CTR)

The impact:


Paid search

100%

90%

80%

70%

60%

50%

40%

30%0% 10% 20% 30% 40% 50% 60%

House email

SEO

Marketers Reporting “Great” Return on Investment

Usa

ge >

>>

Banners, buttons

Text-link ads

Affiliate MarketingBehavioraltargetingContextual

targeting

Pop-ups/pop-unders

Rich media/video

Rented emaillists



BBC WANTEDThe BBC publishes large amounts of content online, as text, audio and video.

As the amount of content grows, we need to make it easy for users to locate items of interest


"The RDF representations of these web identifiers allow developers to use our data to build applications."

-- Yves Raimond, BBC




WE’VE SEEN THIS BEFORE











EMRData

InternalPortal Data

Linked DataCloud

Open Government Data

Social Media

Clinical Condi*on Specific

PhysiciansServicesLoca*ons

DBpediaPub MedNLM

CDCEPA

US Census

FacebookTwiCer

ClinicalOntology

BusinessOntology


•Decrease costly emergency department visits

•Reduce hospital re-admissions after treatment

• Improved self-care and medication compliance

•Education of triggers and disease management

Value Proposition


Func*onal Model

1. Define target popula*on and clinical data from electronic medical record

2. Iden*fy sources of open government data related to environmental, weather, and other variables related to chronic pulmonary disease exacerba*ons

3. Combine open content from NLM, PubMed, Medline to support educa*on

4. Leverage a Linked Data approach, using Open Source and interna*onal data exchange standards (RDF)

5. Alert pa*ent of possible hazardous condi*ons and recommend appropriate ac*ons


CA-‐email-‐message.jpg

Leverage Linked Data, Open Source & Standards

CDCEPA

US Census

DBpediaPub MedNLM

Web of Data

EMR

SMS

Email

Web



Shows:

1) Air Quality data from US EPA

2) Anonymized EMR data

3) Doctor’s details from CSV file

Uses Callimachus,a Linked Data Management Platform


• Large and small vendors are involved in Linked Data

• From Oracle, IBM to 3 Round Stones

• Listing of active projects, companies and research See http://dir.w3.org/

• Best practices, see http://www.w3.org/2011/gld/charter

Tools & best practices?


http://dir.w3.org

http://dir.w3.org

http://www.w3.org/2011/gld/charter

http://www.w3.org/2011/gld/charter

•Callimachus is a framework for data-driven applications based on Linked Data principles

•Callimachus allows Web developers to easily create data driven applications for the Web

•Callimachus Enterprise

•http://3roundstones.com


http://linkeddata.org/

http://linkeddata.org/

http://callimachusproject.org


“Linked Data means

Cooperation without coordination”

-- David Wood, PhD


Where the Web has been,

the enterprise is going ...


• Additional information available on the Web, in books ...

• Open Source Linked Data Management System


Bernadette Hyland

Contact me at

@BernHyland

[email protected]




If you’d like to learn more ...

http://semtechbizsf2012.semanticweb.com


Technology

Linked Data Warehouses: A new breed of Business Intelligence