Börner, K.; Chen, C.; Boyack, K.W.: Visualizing knowledge domains (2002)
0.00
0.0031483758 = product of:
0.01574188 = sum of:
0.01574188 = weight(_text_:technology in 4286) [ClassicSimilarity], result of:
0.01574188 = score(doc=4286,freq=2.0), product of:
0.13667917 = queryWeight, product of:
2.978387 = idf(docFreq=6114, maxDocs=44218)
0.04589033 = queryNorm
0.115173936 = fieldWeight in 4286, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.978387 = idf(docFreq=6114, maxDocs=44218)
0.02734375 = fieldNorm(doc=4286)
0.2 = coord(1/5)
- Source
- Annual review of information science and technology. 37(2003), S.179-258