-
Wolfram, D.; Dimitroff, A.: Hypertext vs. Boolean-based searching in a bibliographic database environment : a direct comparison of searcher performance (1998)
0.00
0.0026156905 = product of:
0.005231381 = sum of:
0.005231381 = product of:
0.010462762 = sum of:
0.010462762 = weight(_text_:e in 6436) [ClassicSimilarity], result of:
0.010462762 = score(doc=6436,freq=2.0), product of:
0.054902427 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03819645 = queryNorm
0.19057012 = fieldWeight in 6436, 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=6436)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Wolfram, D.; Volz, A.; Dimitroff, A.: ¬The effect of linkage structure on retrieval performance in a hypertext-based bibliographic retrieval system (1996)
0.00
0.0015258194 = product of:
0.0030516388 = sum of:
0.0030516388 = product of:
0.0061032777 = sum of:
0.0061032777 = weight(_text_:e in 6622) [ClassicSimilarity], result of:
0.0061032777 = score(doc=6622,freq=2.0), product of:
0.054902427 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03819645 = queryNorm
0.1111659 = fieldWeight in 6622, 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=6622)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Wolfram, D.; Dimitroff, A.: Preliminary findings on searcher performance and perceptions of performance in a hypertext bibliographic retrieval system (1997)
0.00
0.0015258194 = product of:
0.0030516388 = sum of:
0.0030516388 = product of:
0.0061032777 = sum of:
0.0061032777 = weight(_text_:e in 1857) [ClassicSimilarity], result of:
0.0061032777 = score(doc=1857,freq=2.0), product of:
0.054902427 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03819645 = queryNorm
0.1111659 = fieldWeight in 1857, 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=1857)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Dimitroff, A.; Wolfram, D.; Volz, A.: Affective response and retrieval performance : analysis of contributing factors (1996)
0.00
0.0013078452 = product of:
0.0026156905 = sum of:
0.0026156905 = product of:
0.005231381 = sum of:
0.005231381 = weight(_text_:e in 164) [ClassicSimilarity], result of:
0.005231381 = score(doc=164,freq=2.0), product of:
0.054902427 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03819645 = queryNorm
0.09528506 = fieldWeight in 164, 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=164)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e