Zhang, J.; Mostafa, J.; Tripathy, H.: Information retrieval by semantic analysis and visualization of the concept space of D-Lib® magazine (2002)
0.01
0.005002118 = product of:
0.010004236 = sum of:
0.010004236 = product of:
0.020008473 = sum of:
0.020008473 = weight(_text_:j in 1211) [ClassicSimilarity], result of:
0.020008473 = score(doc=1211,freq=4.0), product of:
0.16120142 = queryWeight, product of:
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.05073221 = queryNorm
0.12412095 = fieldWeight in 1211, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.01953125 = fieldNorm(doc=1211)
0.5 = coord(1/2)
0.5 = coord(1/2)