-
Croft, W.B.; Metzler, D.; Strohman, T.: Search engines : information retrieval in practice (2010)
0.02
0.021422876 = product of:
0.042845752 = sum of:
0.042845752 = product of:
0.064268626 = sum of:
0.0603126 = weight(_text_:k in 2605) [ClassicSimilarity], result of:
0.0603126 = score(doc=2605,freq=4.0), product of:
0.18021692 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.05048407 = queryNorm
0.33466667 = fieldWeight in 2605, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.046875 = fieldNorm(doc=2605)
0.0039560297 = weight(_text_:s in 2605) [ClassicSimilarity], result of:
0.0039560297 = score(doc=2605,freq=2.0), product of:
0.054888178 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.05048407 = queryNorm
0.072074346 = fieldWeight in 2605, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046875 = fieldNorm(doc=2605)
0.6666667 = coord(2/3)
0.5 = coord(1/2)
- Classification
- TWX (FH K)
- GHBS
- TWX (FH K)
- Pages
- xxv, 524 S
-
Social information retrieval systems : emerging technologies and applications for searching the Web effectively (2008)
0.00
8.791177E-4 = product of:
0.0017582354 = sum of:
0.0017582354 = product of:
0.005274706 = sum of:
0.005274706 = weight(_text_:s in 4127) [ClassicSimilarity], result of:
0.005274706 = score(doc=4127,freq=8.0), product of:
0.054888178 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.05048407 = queryNorm
0.09609913 = fieldWeight in 4127, product of:
2.828427 = tf(freq=8.0), with freq of:
8.0 = termFreq=8.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.03125 = fieldNorm(doc=4127)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
- Editor
- Goh, D. u. S. Foo
- Footnote
- Rez. in: JASIST 61(2010) no.12, S.2587-2588 (Gobinda Chowdhury)
- Pages
- XVIII, 375 S
- Type
- s
-
Manning, C.D.; Raghavan, P.; Schütze, H.: Introduction to information retrieval (2008)
0.00
4.3955885E-4 = product of:
8.791177E-4 = sum of:
8.791177E-4 = product of:
0.002637353 = sum of:
0.002637353 = weight(_text_:s in 4041) [ClassicSimilarity], result of:
0.002637353 = score(doc=4041,freq=2.0), product of:
0.054888178 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.05048407 = queryNorm
0.048049565 = fieldWeight in 4041, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.03125 = fieldNorm(doc=4041)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
- Pages
- XXI, 482 S