Keen, E.M.: Some aspects of proximity searching in text retrieval systems (1992)
0.00
0.001996785 = product of:
0.011980709 = sum of:
0.011980709 = weight(_text_:information in 6190) [ClassicSimilarity], result of:
0.011980709 = score(doc=6190,freq=2.0), product of:
0.0772133 = queryWeight, product of:
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.043984205 = queryNorm
0.1551638 = fieldWeight in 6190, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.0625 = fieldNorm(doc=6190)
0.16666667 = coord(1/6)
- Source
- Journal of information science. 18(1992), S.89-98