-
Lancaster, F.W.; Warner, A.J.: Information retrieval today (1993)
0.01
0.007397653 = product of:
0.05178357 = sum of:
0.016706947 = weight(_text_:information in 4607) [ClassicSimilarity], result of:
0.016706947 = score(doc=4607,freq=8.0), product of:
0.04306919 = queryWeight, product of:
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.02453417 = queryNorm
0.38790947 = fieldWeight in 4607, product of:
2.828427 = tf(freq=8.0), with freq of:
8.0 = termFreq=8.0
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.078125 = fieldNorm(doc=4607)
0.035076622 = weight(_text_:retrieval in 4607) [ClassicSimilarity], result of:
0.035076622 = score(doc=4607,freq=4.0), product of:
0.07421378 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.02453417 = queryNorm
0.47264296 = fieldWeight in 4607, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.078125 = fieldNorm(doc=4607)
0.14285715 = coord(2/14)
- Content
- Es handelt sich um die 3. Aufl. von: 'Information retrieval systems: characteristics, testing and evaluation' des ersten Autors
- Footnote
- Rez. in: Information processing and management 30(1994) no.4, S.581-582 (L. Schamber); Journal of documentation 51(1995) no.1, S.76-77 (B. Frohmann)
- Imprint
- Arlington, VA : Information Resources Press
-
Lancaster, F.W.: Indexing and abstracting in theory and practice (1991)
0.00
0.0041509867 = product of:
0.029056905 = sum of:
0.011694863 = weight(_text_:information in 752) [ClassicSimilarity], result of:
0.011694863 = score(doc=752,freq=8.0), product of:
0.04306919 = queryWeight, product of:
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.02453417 = queryNorm
0.27153665 = fieldWeight in 752, product of:
2.828427 = tf(freq=8.0), with freq of:
8.0 = termFreq=8.0
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.0546875 = fieldNorm(doc=752)
0.017362041 = weight(_text_:retrieval in 752) [ClassicSimilarity], result of:
0.017362041 = score(doc=752,freq=2.0), product of:
0.07421378 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.02453417 = queryNorm
0.23394634 = fieldWeight in 752, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.0546875 = fieldNorm(doc=752)
0.14285715 = coord(2/14)
- Content
- Enthält folgende Kapitel: Pre-coordinate indexes; consistency of indexing: quality of indexing; abstracts: types and functions, writing the abstract, natural language in information retrieval, automatic indexing. There are exercises in both indexing and abstracting procedures
- Footnote
- Rez. in: Library and information science resaerch 14(1992) no.1, S.117-118 (C. Tenopir); International classification 19(1992) no.4, S.227-228 (R. Fugmann); Journal of the American Society for Information Science 43(1992) no.6, S.456 (B.R. Boyce); Cataloging & classification quarterly 15(1992) no.1, S.245-247 (E.M. Rasmussen) Journal of academic librarianship 18(1992) no.1, S.39 (G.A. Crawford) // Winner of the 1992 ASIS best information science book award
-
Lancaster, F.W.: Indexing and abstracting in theory and practice (1998)
0.00
3.5800604E-4 = product of:
0.0050120843 = sum of:
0.0050120843 = weight(_text_:information in 4141) [ClassicSimilarity], result of:
0.0050120843 = score(doc=4141,freq=2.0), product of:
0.04306919 = queryWeight, product of:
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.02453417 = queryNorm
0.116372846 = fieldWeight in 4141, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.046875 = fieldNorm(doc=4141)
0.071428575 = coord(1/14)
- Footnote
- Rez. in: JASIS 50(1999) no.8, S.728-730 (J.-E. Mai); Indexer 21(1999) no.3, S.148 (P.F. Booth); Managing information 6(1999) no.1, S.48 (S.T. Clarke); Electronic library 17(1999) no.3, S.193 (F. Parry)