Zhang, J.; Mostafa, J.; Tripathy, H.: Information retrieval by semantic analysis and visualization of the concept space of D-Lib® magazine (2002)
0.01
0.008538039 = product of:
0.017076079 = sum of:
0.017076079 = product of:
0.025614116 = sum of:
0.0077307844 = weight(_text_:h in 1211) [ClassicSimilarity], result of:
0.0077307844 = score(doc=1211,freq=2.0), product of:
0.11265446 = queryWeight, product of:
2.4844491 = idf(docFreq=10020, maxDocs=44218)
0.04534384 = queryNorm
0.06862386 = fieldWeight in 1211, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.4844491 = idf(docFreq=10020, maxDocs=44218)
0.01953125 = fieldNorm(doc=1211)
0.017883332 = weight(_text_:j in 1211) [ClassicSimilarity], result of:
0.017883332 = score(doc=1211,freq=4.0), product of:
0.14407988 = queryWeight, product of:
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.04534384 = 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)
0.6666667 = coord(2/3)
0.5 = coord(1/2)