EnTaG Enhanced (social) Tagging for Discovery Doug Tudhope Hypermedia Research Unit, University of Glamorgan Exeter University, Politics Department, March 14, 2008

Background Controlled vocabularies improve information retrieval and discovery –But, costly to index considering the amount of digital documents Social tagging holds the promise of reducing indexing costs –But, tags entirely uncontrolled –Many tag only to organise own documents –May identify new trends and hot concepts Social tagging part of Web 2.0 trend to user added value/content eg see We investigate the combination of controlled and folksonomy approaches to support resource discovery in digital collections

EnTag Purpose Investigate whether use of suggestions from an established controlled vocabulary can help move social tagging beyond personal bookmarking to aid resource discovery and retrieval Collaborative research project funded by JISC - UKOLN/Bath, Glamorgan, Intute, and other partners Glamorgan role Develop and evaluate a Demonstrator combining DDC (Dewey Decimal Classification) and social tagging Compare ‘pure social tagging’ system with ‘advanced version’ that offers suggestions drawing on DDC Operating on an extract of the JISC (government funded) Intute Politics digital collection

Invitation to participate in study Earn £50 while having fun with social tagging! Each participant in the study will be asked to add tags (keywords) to records of political websites and documents from Intute, related to your areas of study. In order to be able to participate, you will first need to complete a short, five-minute questionnaire. Participants involved in the study will receive £50 book token for their time. The study will be conducted online, from any place with access to Internet. The predicted timescale for the study is 2-3 weeks in May/June. Once you register, you will be sent all instructions via . Your participation would be much appreciated. If interested, or for further information, please Kora Golub (EnTag Project manager),

Intute demonstrator (prelim version) : searching

Intute demonstrator (prelim version) : basic tagging

Intute demonstrator: (prelim version) enhanced tagging