a complete example of how to create linked data
TRANSCRIPT
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A complete example of how to link data
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Real estate agency
Client
Here is your dream home!
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$$$
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Robberies
Structure of population
Crimes
Immigrants
Young
Mature
Retired
Green spaces
Nationalities
Energy consumption
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London borough profiles
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Crime rates in boroughs
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Total energy consumption
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Energy consumptionLondon borough profiles
Crime rates in boroughs
sameAs
sameAs
sameAs
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How to connect data?
WWW
Energy consumption
Census data
Crime data Unifying
and cleaning
Converting to RDF
Linking to other data
sources
Publishing on the Web
Storing
Google Refne
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What for?
Clean up raw data• Identify duplicates• Discover patterns
Make data consistent• Spot inconsistencies
Link data to registry• e.g. Freebase
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Formats supported
TSV, CSV or values separated by a custom separator you specify
Excel
Google spreadsheets
XML, RDF as XML
RDF N3 files
JSON
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WWW
Energy consumption
Borough profiles
Crime data Unifying
and cleaning
Converting to RDF
Linking to other data
sources
Publishing on the Web
Storing
Google Refine
Building a skeleton
Reconciliation
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![Page 15: A complete example of how to create Linked Data](https://reader030.vdocument.in/reader030/viewer/2022032619/55c0886ebb61eb434c8b4676/html5/thumbnails/15.jpg)
WWW
Energy consumption
Census data
Crime data Unifying
and cleaning
Converting to RDF
Linking to other data
sources
Publishing on the Web
Storing
Google Refine
Building a skeleton
Reconciliation
![Page 16: A complete example of how to create Linked Data](https://reader030.vdocument.in/reader030/viewer/2022032619/55c0886ebb61eb434c8b4676/html5/thumbnails/16.jpg)
London boroughs
Dataset
has label
has structure
Defined bycomponents
Specified by
properties
Defined by columns in the table
have label
Header of the column
e.g. measure
represent type
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London boroughs
Dataset
has label
has structure
Defined bycomponents
Specified by
properties
Defined by columns in the table
have label
Header of the column
e.g. measure
represent type
![Page 18: A complete example of how to create Linked Data](https://reader030.vdocument.in/reader030/viewer/2022032619/55c0886ebb61eb434c8b4676/html5/thumbnails/18.jpg)
London boroughs
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Cube vocabulary
London boroughs
Dataset
has label
has structure
Defined bycomponents
Specified by
properties
Defined by columns in the table
have label
Header of the column
e.g. measure
represent type
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London boroughs
qb:dataSet
rdfs:label
qb:structure
qb:DataStructureDefinition
qb:component qb:ComponentSpecification
e.g. qb:measure
qb:ComponentProperty
rdfs:label
“Area name”
e.g. measure
e.g. qb: MeasureProperty
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WWW
Energy consumption
Census data
Crime data Unifying
and cleaning
Converting to RDF
Linking to other data
sources
Publishing on the Web
Storing
Google Refine
Building a skeleton
Reconciliation
Defining structure
Filling with values
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WWW
Energy consumption
Census data
Crime data Unifying
and cleaning
Converting to RDF
Linking to other data
sources
Publishing on the Web
Storing
Google RefineSilk
Pubby
Fuseki
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London boroughs
qb:dataSet
rdfs:label
qb:structure qb:DataStructureDefinition
qb:component qb:ComponentSpecific
ation
e.g. qb:measure
qb:ComponentProperty
rdfs:label
“Area name”
e.g. measure
e.g. qb: MeasureProperty
Area name URI
qb:ComponentSpecif
icationqb:ComponentSpecifi
cation
…
…
qb:ComponentSpecifi
cation
…
qb:ComponentSpecifi
cation
…
Energy consumption
qb:dataSet
rdfs:label
qb:structure qb:DataStructureDefinition
qb:component qb:ComponentSpecific
ation
e.g. qb:measure
qb:ComponentProperty
rdfs:label
“LAU1 Area”
e.g. measure
e.g. qb: MeasureProperty
Area name URI
qb:ComponentSpecif
icationqb:ComponentSpecifi
cation
…
…
qb:ComponentSpecifi
cation
…
qb:ComponentSpecifi
cation
…
Crime rates in boroughs
qb:dataSet
rdfs:label
qb:structure qb:DataStructureDefinition
qb:component qb:ComponentSpecific
ation
e.g. qb:measure
qb:ComponentProperty
rdfs:label
“Borough”
e.g. measure
e.g. qb: MeasureProperty
Area name URI
qb:ComponentSpecif
icationqb:ComponentSpecifi
cation
…
…
qb:ComponentSpecifi
cation
…
qb:ComponentSpecifi
cation
…
sameAs
sameAs
sameAs
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London boroughs
qb:dataSet
rdfs:label
qb:structure qb:DataStructureDefinition
qb:component qb:ComponentSpecific
ation
e.g. qb:measure
qb:ComponentProperty
rdfs:label
“Area name”
e.g. measure
e.g. qb: MeasureProperty
Area name URI
qb:ComponentSpecif
icationqb:ComponentSpecifi
cation
…
…
qb:ComponentSpecifi
cation
…
qb:ComponentSpecifi
cation
…
Crime rates in boroughs
qb:dataSet
rdfs:label
qb:structure qb:DataStructureDefinition
qb:component qb:ComponentSpecific
ation
e.g. qb:measure
qb:ComponentProperty
rdfs:label
“Borough”
e.g. measure
e.g. qb: MeasureProperty
Area name URI
qb:ComponentSpecif
icationqb:ComponentSpecifi
cation
…
…
qb:ComponentSpecifi
cation
…
qb:ComponentSpecifi
cation
…
sameAs
qb:Observation
qb:Observation
http://example.org/def/statistical-dimension/area-name
http://example.org/def/statistical-dimension/area-name
qb:dataSet
qb:dataSet
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Thank you for your attention