-
Ellis, D.: ¬A behavioral model for information retrieval system design (1989)
0.00
7.441813E-4 = product of:
0.011162719 = sum of:
0.011162719 = product of:
0.022325438 = sum of:
0.022325438 = weight(_text_:information in 2707) [ClassicSimilarity], result of:
0.022325438 = score(doc=2707,freq=4.0), product of:
0.050870337 = queryWeight, product of:
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.028978055 = queryNorm
0.43886948 = fieldWeight in 2707, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.125 = fieldNorm(doc=2707)
0.5 = coord(1/2)
0.06666667 = coord(1/15)
- Source
- Journal of information science. 15(1989) no.4, S.237-247
-
Ellis, D.: Theory and explanation in information retrieval research (1984)
0.00
7.441813E-4 = product of:
0.011162719 = sum of:
0.011162719 = product of:
0.022325438 = sum of:
0.022325438 = weight(_text_:information in 5337) [ClassicSimilarity], result of:
0.022325438 = score(doc=5337,freq=4.0), product of:
0.050870337 = queryWeight, product of:
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.028978055 = queryNorm
0.43886948 = fieldWeight in 5337, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.125 = fieldNorm(doc=5337)
0.5 = coord(1/2)
0.06666667 = coord(1/15)
- Source
- Journal of information science. 8(1984), S.25-38
-
Ellis, D.: ¬A behavioral approach to information system design (1989)
0.00
5.2621565E-4 = product of:
0.0078932345 = sum of:
0.0078932345 = product of:
0.015786469 = sum of:
0.015786469 = weight(_text_:information in 2706) [ClassicSimilarity], result of:
0.015786469 = score(doc=2706,freq=2.0), product of:
0.050870337 = queryWeight, product of:
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.028978055 = queryNorm
0.3103276 = fieldWeight in 2706, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.125 = fieldNorm(doc=2706)
0.5 = coord(1/2)
0.06666667 = coord(1/15)
