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The Effectiveness of Query-Specific Hierarchic Clustering in Information Retrieval.
Peer reviewed Peer reviewed
Tombros, Anastasios; Villa, Robert; Van Rijsbergen, C. J. – Information Processing & Management, 2002
Discusses hierarchic document clustering in information retrieval and its potential improved effectiveness over inverted file search (IFS). Describes experiments conducted to determine whether hierarchic clustering can increase the retrieval effectiveness compared to both static clustering and of conventional IFS when it is applied to search…
Descriptors: Cluster Grouping, Comparative Analysis, Information Retrieval, Online Searching
Term Relevance Feedback and Mediated Database Searching: Implications for Information Retrieval Practice and Systems Design.
Peer reviewed Peer reviewed
Spink, Amanda – Information Processing & Management, 1995
This study uses the human approach to examine the sources and effectiveness of search terms selected during 40 mediated interactive database searches and focuses on determining the retrieval effectiveness of search terms identified by users and intermediaries from retrieved items during term relevance feedback. (Author/JKP)
Descriptors: Computer Interfaces, Computer System Design, Information Retrieval, Online Searching
The Exact-Display Approach for Online Catalog Subject Searching.
Peer reviewed Peer reviewed
Drabenstott, Karen M.; Weller, Marjorie S. – Information Processing & Management, 1996
Discussion of academic library online catalog users' queries highlights a new approach to displaying retrieved subject headings in subject searching, the exact-display approach, that was designed to encourage users to browse bibliographic information. Demonstrates an implementation of the exact-display approach in an experimental online catalog.…
Descriptors: Academic Libraries, Bibliographic Records, Display Systems, Higher Education