-
Tenopir, C.; Cahn, P.: TARGET & FREESTYLE : DIALOG and Mead join the relevance ranks (1994)
0.01
0.008251085 = product of:
0.041255422 = sum of:
0.041255422 = weight(_text_:u in 2777) [ClassicSimilarity], result of:
0.041255422 = score(doc=2777,freq=2.0), product of:
0.11403506 = queryWeight, product of:
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.034825776 = queryNorm
0.3617784 = fieldWeight in 2777, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.078125 = fieldNorm(doc=2777)
0.2 = coord(1/5)
- Footnote
- Wiederabgedruckt in: Readings in information retrieval. Ed.: K. Sparck Jones u. P. Willett. San Francisco: Morgan Kaufmann 1997. S.446-456.
-
Tenopir, C.; Ennis, L.: ¬The digital reference work of academic libraries (1998)
0.00
0.0046709897 = product of:
0.023354948 = sum of:
0.023354948 = product of:
0.046709895 = sum of:
0.046709895 = weight(_text_:22 in 5170) [ClassicSimilarity], result of:
0.046709895 = score(doc=5170,freq=4.0), product of:
0.121953934 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.034825776 = queryNorm
0.38301262 = fieldWeight in 5170, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0546875 = fieldNorm(doc=5170)
0.5 = coord(1/2)
0.2 = coord(1/5)
- Source
- Online. 22(1998) no.4, S.22-28
-
Tenopir, C.: Reference services from RLG (1995)
0.00
0.0037747293 = product of:
0.018873647 = sum of:
0.018873647 = product of:
0.037747294 = sum of:
0.037747294 = weight(_text_:22 in 2612) [ClassicSimilarity], result of:
0.037747294 = score(doc=2612,freq=2.0), product of:
0.121953934 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.034825776 = queryNorm
0.30952093 = fieldWeight in 2612, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0625 = fieldNorm(doc=2612)
0.5 = coord(1/2)
0.2 = coord(1/5)
- Date
- 25.11.1995 19:22:01
-
Tenopir, C.: Integrating electronic reference (1995)
0.00
0.0037747293 = product of:
0.018873647 = sum of:
0.018873647 = product of:
0.037747294 = sum of:
0.037747294 = weight(_text_:22 in 2616) [ClassicSimilarity], result of:
0.037747294 = score(doc=2616,freq=2.0), product of:
0.121953934 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.034825776 = queryNorm
0.30952093 = fieldWeight in 2616, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0625 = fieldNorm(doc=2616)
0.5 = coord(1/2)
0.2 = coord(1/5)
- Date
- 25.11.1995 19:22:01
-
Tenopir, C.; Neufang, R.: Electronic reference options : how they stack up in research libraries (1992)
0.00
0.0033028882 = product of:
0.016514441 = sum of:
0.016514441 = product of:
0.033028882 = sum of:
0.033028882 = weight(_text_:22 in 2343) [ClassicSimilarity], result of:
0.033028882 = score(doc=2343,freq=2.0), product of:
0.121953934 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.034825776 = queryNorm
0.2708308 = fieldWeight in 2343, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0546875 = fieldNorm(doc=2343)
0.5 = coord(1/2)
0.2 = coord(1/5)
- Source
- Online. 16(1992) no.2, S.22-28