Marchionini, G.; Meadow, C.T.; Dwiggins, S.; Lin, X.; Jiabin, W.; Yuan, W.: ¬A study of user interaction with information retrieval interfaces : progress report (1991)
0.01
0.0062671797 = product of:
0.025068719 = sum of:
0.025068719 = weight(_text_:science in 4350) [ClassicSimilarity], result of:
0.025068719 = score(doc=4350,freq=2.0), product of:
0.12305341 = queryWeight, product of:
2.6341193 = idf(docFreq=8627, maxDocs=44218)
0.0467152 = queryNorm
0.20372227 = fieldWeight in 4350, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.6341193 = idf(docFreq=8627, maxDocs=44218)
0.0546875 = fieldNorm(doc=4350)
0.25 = coord(1/4)
- Source
- Canadian journal of information science. 16(1991) no.4, S.42-59
