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MEASURE FOR MEASURE Quantifying Metadata Quality
Werner Bailer | Europeana AGM 2015
The Problem
bull Metadata from many sources
bull Heterogeneous formats (and thus conversions)
bull Different workflows
bull Context
CC BY-SA
Een rechthoekig luciferdoosje van hout beplakt met papier Stichting Liemers Museum
Netherlands CC BY
Measure for Measure Quantifying Metadata Quality
CC BY-SA
qualityiquest Chris Young
httpswwwflickrcomphotosmrvjtod481220595 CC BY-SA
Measure for Measure Quantifying Metadata Quality
Mappings amp Conversions
CC BY-SA
USB 20 Watt Simon Ska
httpswwwflickrcomphotosskasimon5179453856 CC BY-NC-ND
Measure for Measure Quantifying Metadata Quality
Measure for Measure Quantifying Metadata Quality CC BY-SA
httpswwwflickrcomphotoswetwebwork 2402908982 CC BY
wetwebwork
Quality and Value (old shop front entrance)
Automation
CC BY-SA
Maquinagraveria tegravextil a un taller Arxiu Nacional de Catalunya Spain 1920 CC BY-NC-ND
Measure for Measure Quantifying Metadata Quality
CC BY-SA
Well-defined Structured Machine-readable
CC BY-NC
httpswwwflickrcomphotoscaseorganic 4780523309
Blackboard Amber Case
Measure for Measure Quantifying Metadata Quality
Metrics
CC BY-SA
bull Completeness of records
bull Structuredness of data
bull Use of controlled vocabularies
bull Availability of linked resources
bull Loss in round trip mappings
Measure for Measure Quantifying Metadata Quality
CC BY-SA
W3C DATA QUALITY VOCABULARY Working Draft
Measure for Measure Quantifying Metadata Quality
CC BY-SA
2006 Scottish National Gallery of Modern Art
Nathan Coley
There Will Be No Miracles Here
Measure for Measure Quantifying Metadata Quality
France Public Domain 1921 National Library of France
Agence de presse Meurisse
Colombes championnats de France drsquoAthleacutetisme riviegravere le speaker
More info wwweexcesseu
The Problem
bull Metadata from many sources
bull Heterogeneous formats (and thus conversions)
bull Different workflows
bull Context
CC BY-SA
Een rechthoekig luciferdoosje van hout beplakt met papier Stichting Liemers Museum
Netherlands CC BY
Measure for Measure Quantifying Metadata Quality
CC BY-SA
qualityiquest Chris Young
httpswwwflickrcomphotosmrvjtod481220595 CC BY-SA
Measure for Measure Quantifying Metadata Quality
Mappings amp Conversions
CC BY-SA
USB 20 Watt Simon Ska
httpswwwflickrcomphotosskasimon5179453856 CC BY-NC-ND
Measure for Measure Quantifying Metadata Quality
Measure for Measure Quantifying Metadata Quality CC BY-SA
httpswwwflickrcomphotoswetwebwork 2402908982 CC BY
wetwebwork
Quality and Value (old shop front entrance)
Automation
CC BY-SA
Maquinagraveria tegravextil a un taller Arxiu Nacional de Catalunya Spain 1920 CC BY-NC-ND
Measure for Measure Quantifying Metadata Quality
CC BY-SA
Well-defined Structured Machine-readable
CC BY-NC
httpswwwflickrcomphotoscaseorganic 4780523309
Blackboard Amber Case
Measure for Measure Quantifying Metadata Quality
Metrics
CC BY-SA
bull Completeness of records
bull Structuredness of data
bull Use of controlled vocabularies
bull Availability of linked resources
bull Loss in round trip mappings
Measure for Measure Quantifying Metadata Quality
CC BY-SA
W3C DATA QUALITY VOCABULARY Working Draft
Measure for Measure Quantifying Metadata Quality
CC BY-SA
2006 Scottish National Gallery of Modern Art
Nathan Coley
There Will Be No Miracles Here
Measure for Measure Quantifying Metadata Quality
France Public Domain 1921 National Library of France
Agence de presse Meurisse
Colombes championnats de France drsquoAthleacutetisme riviegravere le speaker
More info wwweexcesseu
CC BY-SA
qualityiquest Chris Young
httpswwwflickrcomphotosmrvjtod481220595 CC BY-SA
Measure for Measure Quantifying Metadata Quality
Mappings amp Conversions
CC BY-SA
USB 20 Watt Simon Ska
httpswwwflickrcomphotosskasimon5179453856 CC BY-NC-ND
Measure for Measure Quantifying Metadata Quality
Measure for Measure Quantifying Metadata Quality CC BY-SA
httpswwwflickrcomphotoswetwebwork 2402908982 CC BY
wetwebwork
Quality and Value (old shop front entrance)
Automation
CC BY-SA
Maquinagraveria tegravextil a un taller Arxiu Nacional de Catalunya Spain 1920 CC BY-NC-ND
Measure for Measure Quantifying Metadata Quality
CC BY-SA
Well-defined Structured Machine-readable
CC BY-NC
httpswwwflickrcomphotoscaseorganic 4780523309
Blackboard Amber Case
Measure for Measure Quantifying Metadata Quality
Metrics
CC BY-SA
bull Completeness of records
bull Structuredness of data
bull Use of controlled vocabularies
bull Availability of linked resources
bull Loss in round trip mappings
Measure for Measure Quantifying Metadata Quality
CC BY-SA
W3C DATA QUALITY VOCABULARY Working Draft
Measure for Measure Quantifying Metadata Quality
CC BY-SA
2006 Scottish National Gallery of Modern Art
Nathan Coley
There Will Be No Miracles Here
Measure for Measure Quantifying Metadata Quality
France Public Domain 1921 National Library of France
Agence de presse Meurisse
Colombes championnats de France drsquoAthleacutetisme riviegravere le speaker
More info wwweexcesseu
Mappings amp Conversions
CC BY-SA
USB 20 Watt Simon Ska
httpswwwflickrcomphotosskasimon5179453856 CC BY-NC-ND
Measure for Measure Quantifying Metadata Quality
Measure for Measure Quantifying Metadata Quality CC BY-SA
httpswwwflickrcomphotoswetwebwork 2402908982 CC BY
wetwebwork
Quality and Value (old shop front entrance)
Automation
CC BY-SA
Maquinagraveria tegravextil a un taller Arxiu Nacional de Catalunya Spain 1920 CC BY-NC-ND
Measure for Measure Quantifying Metadata Quality
CC BY-SA
Well-defined Structured Machine-readable
CC BY-NC
httpswwwflickrcomphotoscaseorganic 4780523309
Blackboard Amber Case
Measure for Measure Quantifying Metadata Quality
Metrics
CC BY-SA
bull Completeness of records
bull Structuredness of data
bull Use of controlled vocabularies
bull Availability of linked resources
bull Loss in round trip mappings
Measure for Measure Quantifying Metadata Quality
CC BY-SA
W3C DATA QUALITY VOCABULARY Working Draft
Measure for Measure Quantifying Metadata Quality
CC BY-SA
2006 Scottish National Gallery of Modern Art
Nathan Coley
There Will Be No Miracles Here
Measure for Measure Quantifying Metadata Quality
France Public Domain 1921 National Library of France
Agence de presse Meurisse
Colombes championnats de France drsquoAthleacutetisme riviegravere le speaker
More info wwweexcesseu
Measure for Measure Quantifying Metadata Quality CC BY-SA
httpswwwflickrcomphotoswetwebwork 2402908982 CC BY
wetwebwork
Quality and Value (old shop front entrance)
Automation
CC BY-SA
Maquinagraveria tegravextil a un taller Arxiu Nacional de Catalunya Spain 1920 CC BY-NC-ND
Measure for Measure Quantifying Metadata Quality
CC BY-SA
Well-defined Structured Machine-readable
CC BY-NC
httpswwwflickrcomphotoscaseorganic 4780523309
Blackboard Amber Case
Measure for Measure Quantifying Metadata Quality
Metrics
CC BY-SA
bull Completeness of records
bull Structuredness of data
bull Use of controlled vocabularies
bull Availability of linked resources
bull Loss in round trip mappings
Measure for Measure Quantifying Metadata Quality
CC BY-SA
W3C DATA QUALITY VOCABULARY Working Draft
Measure for Measure Quantifying Metadata Quality
CC BY-SA
2006 Scottish National Gallery of Modern Art
Nathan Coley
There Will Be No Miracles Here
Measure for Measure Quantifying Metadata Quality
France Public Domain 1921 National Library of France
Agence de presse Meurisse
Colombes championnats de France drsquoAthleacutetisme riviegravere le speaker
More info wwweexcesseu
Automation
CC BY-SA
Maquinagraveria tegravextil a un taller Arxiu Nacional de Catalunya Spain 1920 CC BY-NC-ND
Measure for Measure Quantifying Metadata Quality
CC BY-SA
Well-defined Structured Machine-readable
CC BY-NC
httpswwwflickrcomphotoscaseorganic 4780523309
Blackboard Amber Case
Measure for Measure Quantifying Metadata Quality
Metrics
CC BY-SA
bull Completeness of records
bull Structuredness of data
bull Use of controlled vocabularies
bull Availability of linked resources
bull Loss in round trip mappings
Measure for Measure Quantifying Metadata Quality
CC BY-SA
W3C DATA QUALITY VOCABULARY Working Draft
Measure for Measure Quantifying Metadata Quality
CC BY-SA
2006 Scottish National Gallery of Modern Art
Nathan Coley
There Will Be No Miracles Here
Measure for Measure Quantifying Metadata Quality
France Public Domain 1921 National Library of France
Agence de presse Meurisse
Colombes championnats de France drsquoAthleacutetisme riviegravere le speaker
More info wwweexcesseu
CC BY-SA
Well-defined Structured Machine-readable
CC BY-NC
httpswwwflickrcomphotoscaseorganic 4780523309
Blackboard Amber Case
Measure for Measure Quantifying Metadata Quality
Metrics
CC BY-SA
bull Completeness of records
bull Structuredness of data
bull Use of controlled vocabularies
bull Availability of linked resources
bull Loss in round trip mappings
Measure for Measure Quantifying Metadata Quality
CC BY-SA
W3C DATA QUALITY VOCABULARY Working Draft
Measure for Measure Quantifying Metadata Quality
CC BY-SA
2006 Scottish National Gallery of Modern Art
Nathan Coley
There Will Be No Miracles Here
Measure for Measure Quantifying Metadata Quality
France Public Domain 1921 National Library of France
Agence de presse Meurisse
Colombes championnats de France drsquoAthleacutetisme riviegravere le speaker
More info wwweexcesseu
Metrics
CC BY-SA
bull Completeness of records
bull Structuredness of data
bull Use of controlled vocabularies
bull Availability of linked resources
bull Loss in round trip mappings
Measure for Measure Quantifying Metadata Quality
CC BY-SA
W3C DATA QUALITY VOCABULARY Working Draft
Measure for Measure Quantifying Metadata Quality
CC BY-SA
2006 Scottish National Gallery of Modern Art
Nathan Coley
There Will Be No Miracles Here
Measure for Measure Quantifying Metadata Quality
France Public Domain 1921 National Library of France
Agence de presse Meurisse
Colombes championnats de France drsquoAthleacutetisme riviegravere le speaker
More info wwweexcesseu
CC BY-SA
W3C DATA QUALITY VOCABULARY Working Draft
Measure for Measure Quantifying Metadata Quality
CC BY-SA
2006 Scottish National Gallery of Modern Art
Nathan Coley
There Will Be No Miracles Here
Measure for Measure Quantifying Metadata Quality
France Public Domain 1921 National Library of France
Agence de presse Meurisse
Colombes championnats de France drsquoAthleacutetisme riviegravere le speaker
More info wwweexcesseu
CC BY-SA
2006 Scottish National Gallery of Modern Art
Nathan Coley
There Will Be No Miracles Here
Measure for Measure Quantifying Metadata Quality
France Public Domain 1921 National Library of France
Agence de presse Meurisse
Colombes championnats de France drsquoAthleacutetisme riviegravere le speaker
More info wwweexcesseu
France Public Domain 1921 National Library of France
Agence de presse Meurisse
Colombes championnats de France drsquoAthleacutetisme riviegravere le speaker
More info wwweexcesseu