Zhang, J.; Wolfram, D.; Wang, P.; Hong, Y.; Gillis, R.: Visualization of health-subject analysis based on query term co-occurrences (2008)
0.00
0.0033821356 = product of:
0.0067642713 = sum of:
0.0067642713 = product of:
0.020292813 = sum of:
0.020292813 = weight(_text_:12 in 2376) [ClassicSimilarity], result of:
0.020292813 = score(doc=2376,freq=2.0), product of:
0.13281173 = queryWeight, product of:
2.765864 = idf(docFreq=7562, maxDocs=44218)
0.048018172 = queryNorm
0.15279384 = fieldWeight in 2376, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.765864 = idf(docFreq=7562, maxDocs=44218)
0.0390625 = fieldNorm(doc=2376)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
- Source
- Journal of the American Society for Information Science and Technology. 59(2008) no.12, S.1933-1947