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An indispensable tool for online system designers who are grappling with developing new systems or refining existing ones, this ready reference describes subject analysis and subject searching in online catalogs, including the limitations of retrieval, and demonstrates how such limitations can be overcome through system design and programming.
Table des matières
Subject Analysis in Library Catalogs. Subject Authority Records in the Machine-Readable LCSH. Subject Information in Bibliographic Records. Subject Heading Compatibility between LCSH-mr and Bibliographic Files. Studies of the Subject Queries Users Enter into Online Systems. An Overview of User Queries. Queries for Topical Subjects That are Likely to Succeed. Other Queries Likely to Succeed. Queries for Topical Subjects Not Likely to Succeed. Other Queries Not Likely to Succeed. The Exact Approach to Subject Searching. Choosing among Existing Subject Search Approaches as Responses to User Queries. Search Trees for Subject Searching. The Future of Subject Headings for Online Information Retrieval. Appendix A: SULIRS Subject Search. Appendix B: ORION Subject Search. Appendix C: LS/2000 Subject Search. Appendix D: Multiple-Heading Match Categories. Index.
Résumé
An indispensable tool for online system designers who are grappling with developing new systems or refining existing ones, this ready reference describes subject analysis and subject searching in online catalogs, including the limitations of retrieval, and demonstrates how such limitations can be overcome through system design and programming.
