Berry, M.W.; Browne, M.: Understanding search engines : mathematical modeling and text retrieval (2005)
0.00
0.00115957 = product of:
0.01043613 = sum of:
0.01043613 = product of:
0.02087226 = sum of:
0.02087226 = weight(_text_:web in 7) [ClassicSimilarity], result of:
0.02087226 = score(doc=7,freq=4.0), product of:
0.10233035 = queryWeight, product of:
3.2635105 = idf(docFreq=4597, maxDocs=44218)
0.031355914 = queryNorm
0.2039694 = fieldWeight in 7, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.2635105 = idf(docFreq=4597, maxDocs=44218)
0.03125 = fieldNorm(doc=7)
0.5 = coord(1/2)
0.11111111 = coord(1/9)
- LCSH
- Web search engines
- Subject
- Web search engines