Contextual factors affecting the utility of surrogates within exploratory search

Ruthven, I., Baillie, M., Azzopardi, L., Bierig, M., Nicol, E., Sweeney, S. and Yaciki, M. (2008) Contextual factors affecting the utility of surrogates within exploratory search. Information Processing and Management, 44(2), pp. 437-462. (doi: 10.1016/j.ipm.2007.08.002)

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Abstract

In this paper we investigate how information surrogates might be useful in exploratory search and what information it is useful for a surrogate to contain. By comparing assessments based on artificially created information surrogates, we investigate the effect of the source of information, the quality of an information source and the date of information upon the assessment process. We also investigate how varying levels of topical knowledge, assessor confidence and prior expectation affect the assessment of information surrogates. We show that both types of contextual information affect how the information surrogates are judged and what actions are performed as a result of the surrogates.

Item Type:Articles
Status:Published
Refereed:Yes
Glasgow Author(s) Enlighten ID:Azzopardi, Dr Leif
Authors: Ruthven, I., Baillie, M., Azzopardi, L., Bierig, M., Nicol, E., Sweeney, S., and Yaciki, M.
Subjects:Q Science > QA Mathematics > QA75 Electronic computers. Computer science
College/School:College of Science and Engineering > School of Computing Science
Journal Name:Information Processing and Management
Publisher:Elsevier
ISSN:0306-4573
Published Online:19 September 2007

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