Caroline Williams, Executive Director of Intute Andy Priest, Intute Technical Co-ordinator

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Presentation transcript:

Caroline Williams, Executive Director of Intute Andy Priest, Intute Technical Co-ordinator PERsonlisation TAgging interface INformation in Services (PERTAINS)

Background University of Glamorgan and Mimas Intute and Copac Follow on from EnTag

PERTAINS – Tag Suggestion Services Rationale –Draws on previous work (EnTag project) –Improving quality of user tag metadata Basis for suggestions –Using existing document metadata Titles and abstracts Classification terms and existing keywords (user tags) –Suggestions from controlled vocabulary Matching against DDC captions and relative index terms

Document Metadata Title Classification Uncontrolled keywords Controlled keywords Description Suggestion Services DDC (SKOS) Aim – improve quality of tag metadata Basis – existing document metadata / DDC (SKOS) Algorithm – matching, weighting, filtering, ranking Implementation – URL based web service interface PERTAINS – Tag Suggestion Services

Algorithm –Disambiguation of suggestions Area of Interest (AOI) filter – restrict suggestions to specific subject areas (DDC summaries) –Weighting of suggestions - ranking by relevance Implementation –Boolean full text matching (MySQL) –URL based web service call interface Fast, scalable, platform neutral –JSON data structures returned

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