Reference Quarterly, Volumen24Reference and Adult Services Division of the American Library Association., 1984 |
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Página 46
... search formulation to only the most precise terms , precision will be improved , but recall will fall . The practical , and virtually unavoid- able , result of the recall - precision trade - off for online searching is that where recall ...
... search formulation to only the most precise terms , precision will be improved , but recall will fall . The practical , and virtually unavoid- able , result of the recall - precision trade - off for online searching is that where recall ...
Página 47
seventeen identifiable phases of online searching . It may be argued , however , that it is much easier with online systems than I have made out , because they have many capabilities not available in manual sources . These capabilities ...
seventeen identifiable phases of online searching . It may be argued , however , that it is much easier with online systems than I have made out , because they have many capabilities not available in manual sources . These capabilities ...
Página 408
... Searching Techniques When Online . " Online 2 : 41-52 ( Jan. 1978 ) . Lists twelve techniques for searching online databases . Fidel , Raya . “ Online Searching Styles : A Case Study - based ... Online Search ing : 408 SUMMER 1985 RQ.
... Searching Techniques When Online . " Online 2 : 41-52 ( Jan. 1978 ) . Lists twelve techniques for searching online databases . Fidel , Raya . “ Online Searching Styles : A Case Study - based ... Online Search ing : 408 SUMMER 1985 RQ.
Contenido
Editorial | 6 |
ISSN 00337072 | 131 |
RQ EDITORIAL ADVISORY BOARD 198485 | 132 |
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academic libraries Adult Services agency American Library Association Annotated answer bibliographic instruction Bibliography brarians brary card catalog Chicago citations cluded collection College committee database Dictionary Directory documents Editor ence Encyclopedia entries evaluation Federal Festschriften FOIA formation Guide identify included Index Information Science interlibrary loan ISBN issues Journal labor Library and Information Library Association library instruction library service library users library's literature located materials mation ment microcomputer National OCLC online catalog online searching patrons percent Plainedge printed problem Public Library published query questionnaire questions RASD records reference desk reference interview reference librarians reference questions reference service request response retrieval schools Search Helper searcher sources tion titles topic Trevanian trons types U.S. Supreme Court Univ University user education volume York