-
Borgman, C.L.: Children's use of an interactive science library : exploratory research (1990)
0.00
0.0020055 = product of:
0.012033 = sum of:
0.012033 = weight(_text_:e in 2432) [ClassicSimilarity], result of:
0.012033 = score(doc=2432,freq=2.0), product of:
0.047356583 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03294669 = queryNorm
0.2540935 = fieldWeight in 2432, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.125 = fieldNorm(doc=2432)
0.16666667 = coord(1/6)
- Language
- e
-
Borgman, C.L.: End user behavior on the Ohio State University Libraries' online catalog : a computer monitoring study (1983)
0.00
0.0020055 = product of:
0.012033 = sum of:
0.012033 = weight(_text_:e in 5259) [ClassicSimilarity], result of:
0.012033 = score(doc=5259,freq=2.0), product of:
0.047356583 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03294669 = queryNorm
0.2540935 = fieldWeight in 5259, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.125 = fieldNorm(doc=5259)
0.16666667 = coord(1/6)
- Language
- e
-
Borgman, C.L.: ¬The user's mental model of an information retrieval system : an experiment on a prototype online catalogue (1986)
0.00
0.0017548124 = product of:
0.010528875 = sum of:
0.010528875 = weight(_text_:e in 2756) [ClassicSimilarity], result of:
0.010528875 = score(doc=2756,freq=2.0), product of:
0.047356583 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03294669 = queryNorm
0.2223318 = fieldWeight in 2756, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.109375 = fieldNorm(doc=2756)
0.16666667 = coord(1/6)
- Language
- e
-
Beaulieu, M.; Borgman, C.L.: ¬A new era for OPAC research : introduction to special topic issue on current research in Online Public Access Systems (1996)
0.00
0.001504125 = product of:
0.0090247495 = sum of:
0.0090247495 = weight(_text_:e in 4379) [ClassicSimilarity], result of:
0.0090247495 = score(doc=4379,freq=2.0), product of:
0.047356583 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03294669 = queryNorm
0.19057012 = fieldWeight in 4379, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.09375 = fieldNorm(doc=4379)
0.16666667 = coord(1/6)
- Language
- e
-
Borgman, C.L.; Chignell, M.H.; Valdez, F.: Designing an information retrieval interface based on children's categorization of knowledge : a pilot study (1989)
0.00
8.774062E-4 = product of:
0.0052644373 = sum of:
0.0052644373 = weight(_text_:e in 2769) [ClassicSimilarity], result of:
0.0052644373 = score(doc=2769,freq=2.0), product of:
0.047356583 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03294669 = queryNorm
0.1111659 = fieldWeight in 2769, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0546875 = fieldNorm(doc=2769)
0.16666667 = coord(1/6)
- Language
- e
-
Borgman, C.L.: Why are online catalogs hard to use? : lessons learned from information-retrieval studies (1986)
0.00
7.520625E-4 = product of:
0.0045123748 = sum of:
0.0045123748 = weight(_text_:e in 2281) [ClassicSimilarity], result of:
0.0045123748 = score(doc=2281,freq=2.0), product of:
0.047356583 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03294669 = queryNorm
0.09528506 = fieldWeight in 2281, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.046875 = fieldNorm(doc=2281)
0.16666667 = coord(1/6)
- Language
- e
-
Hirsh, S.G.; Borgman, C.L.: Comparing children's use of browsing and keyword searching on the Science Library catalog (1995)
0.00
7.520625E-4 = product of:
0.0045123748 = sum of:
0.0045123748 = weight(_text_:e in 3825) [ClassicSimilarity], result of:
0.0045123748 = score(doc=3825,freq=2.0), product of:
0.047356583 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03294669 = queryNorm
0.09528506 = fieldWeight in 3825, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.046875 = fieldNorm(doc=3825)
0.16666667 = coord(1/6)
- Language
- e
-
Borgman, C.L.; Hirsh, S.G.; Walter, V.A.; Gallagher, A.L.: Childrens searching behavior on browsing and keyword online catalogs : the Science Library Catalog project (1995)
0.00
6.2671874E-4 = product of:
0.0037603125 = sum of:
0.0037603125 = weight(_text_:e in 2591) [ClassicSimilarity], result of:
0.0037603125 = score(doc=2591,freq=2.0), product of:
0.047356583 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03294669 = queryNorm
0.07940422 = fieldWeight in 2591, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0390625 = fieldNorm(doc=2591)
0.16666667 = coord(1/6)
- Language
- e
-
Borgman, C.L.; Hirsh, S.G.; Hiller, J.: Rethinking online monitoring methods for information retrieval systems : from search product to search process (1996)
0.00
6.2671874E-4 = product of:
0.0037603125 = sum of:
0.0037603125 = weight(_text_:e in 4385) [ClassicSimilarity], result of:
0.0037603125 = score(doc=4385,freq=2.0), product of:
0.047356583 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03294669 = queryNorm
0.07940422 = fieldWeight in 4385, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0390625 = fieldNorm(doc=4385)
0.16666667 = coord(1/6)
- Language
- e
-
Borgman, C.L.; Walter, V.A.; Rosenberg, J.: ¬The Science Library Catalog project : comparison of children's searching behaviour in hypertext and a keyword search system (1991)
0.00
6.2671874E-4 = product of:
0.0037603125 = sum of:
0.0037603125 = weight(_text_:e in 2779) [ClassicSimilarity], result of:
0.0037603125 = score(doc=2779,freq=2.0), product of:
0.047356583 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03294669 = queryNorm
0.07940422 = fieldWeight in 2779, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0390625 = fieldNorm(doc=2779)
0.16666667 = coord(1/6)
- Language
- e
-
Borgman, C.L.: Why are online catalogs still hard to use? (1996)
0.00
5.01375E-4 = product of:
0.00300825 = sum of:
0.00300825 = weight(_text_:e in 4380) [ClassicSimilarity], result of:
0.00300825 = score(doc=4380,freq=2.0), product of:
0.047356583 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03294669 = queryNorm
0.063523374 = fieldWeight in 4380, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03125 = fieldNorm(doc=4380)
0.16666667 = coord(1/6)
- Language
- e
