-
Wolfram, D.; Dimitroff, A.: Hypertext vs. Boolean-based searching in a bibliographic database environment : a direct comparison of searcher performance (1998)
0.02
0.02014353 = product of:
0.08057412 = sum of:
0.08057412 = weight(_text_:26 in 6436) [ClassicSimilarity], result of:
0.08057412 = score(doc=6436,freq=2.0), product of:
0.17208664 = queryWeight, product of:
3.5315237 = idf(docFreq=3516, maxDocs=44218)
0.048728723 = queryNorm
0.4682183 = fieldWeight in 6436, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5315237 = idf(docFreq=3516, maxDocs=44218)
0.09375 = fieldNorm(doc=6436)
0.25 = coord(1/4)
- Date
- 11. 8.2001 16:18:26
-
Wolfram, D.; Volz, A.; Dimitroff, A.: ¬The effect of linkage structure on retrieval performance in a hypertext-based bibliographic retrieval system (1996)
0.02
0.016617563 = product of:
0.06647025 = sum of:
0.06647025 = weight(_text_:26 in 6622) [ClassicSimilarity], result of:
0.06647025 = score(doc=6622,freq=4.0), product of:
0.17208664 = queryWeight, product of:
3.5315237 = idf(docFreq=3516, maxDocs=44218)
0.048728723 = queryNorm
0.3862604 = fieldWeight in 6622, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.5315237 = idf(docFreq=3516, maxDocs=44218)
0.0546875 = fieldNorm(doc=6622)
0.25 = coord(1/4)
- Date
- 26. 2.1997 20:26:38
-
Dimitroff, A.; Wolfram, D.: Searcher response in a hypertext-based bibliographic information retrieval system (1995)
0.01
0.006602069 = product of:
0.026408276 = sum of:
0.026408276 = product of:
0.05281655 = sum of:
0.05281655 = weight(_text_:22 in 187) [ClassicSimilarity], result of:
0.05281655 = score(doc=187,freq=2.0), product of:
0.17063968 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.048728723 = queryNorm
0.30952093 = fieldWeight in 187, 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=187)
0.5 = coord(1/2)
0.25 = coord(1/4)
- Source
- Journal of the American Society for Information Science. 46(1995) no.1, S.22-29