Information retrieval systems :characteristics, testing, and evaluation
- 作者: Lancaster, F. Wilfrid
- 出版: New York : John Wiley & Sons c1979.
- 版本: 2nd ed.
- 稽核項: xviii, 381 p. :charts, ill. ;24 cm.
- 叢書名: Information sciences series
- 標題: Information storage and retrieval systems.
- ISBN: 0471046736 , 9780471046738
- 附註: "A Wiley-Interscience publication." Includes bibliographical references (p. 359-373) and index.
- 系統號: 005045019
- 資料類型: 圖書
- 讀者標籤: 需登入
- 引用網址: 複製連結
The functions of information retrieval systems; The matching subsystem; The application of computers to information retrieval: off-line batch processing systems; On-line information retrieval; The growth of machine-readable data bases; Microforms and microform retrieval systems; Information centers and information services; Criteria by which information services may be evaluated; Evaluating the effectiveness of information services; Latent needs and expressed needs; Selecting a data base and searching; Vocabulary control; The indexing subsystem; Improving the performance of an information service on the basis of evaluation results; The evaluation of machine-readable data bases and information services derived from them; Cost-effectiveness and cost-benefitevaluation; Evaluation of a national information system; Pertinence and relevance; A brief history of evaluation; Natural language in infomration retrieval; Automatic systems; The role of informal communication; Users and user needs; The design of infomration services; The future: paperless information systems.
來源: Google Book
來源: Google Book
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