Chen, H.; Lally, A.M.; Zhu, B.; Chau, M.: HelpfulMed : Intelligent searching for medical information over the Internet (2003)
0.02
0.01843649 = product of:
0.03687298 = sum of:
0.03687298 = product of:
0.07374596 = sum of:
0.07374596 = weight(_text_:2003 in 1615) [ClassicSimilarity], result of:
0.07374596 = score(doc=1615,freq=5.0), product of:
0.19453894 = queryWeight, product of:
4.339969 = idf(docFreq=1566, maxDocs=44218)
0.044824958 = queryNorm
0.3790807 = fieldWeight in 1615, product of:
2.236068 = tf(freq=5.0), with freq of:
5.0 = termFreq=5.0
4.339969 = idf(docFreq=1566, maxDocs=44218)
0.0390625 = fieldNorm(doc=1615)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of the American Society for Information Science and technology. 54(2003) no.7, S.683-694
- Year
- 2003
