-
Sparck Jones, K.: Retrieval system tests 1958-1978 (1981)
0.04
0.040269103 = product of:
0.080538206 = sum of:
0.080538206 = product of:
0.16107641 = sum of:
0.16107641 = weight(_text_:k in 3156) [ClassicSimilarity], result of:
0.16107641 = score(doc=3156,freq=4.0), product of:
0.180489 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.050560288 = queryNorm
0.8924445 = fieldWeight in 3156, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.125 = fieldNorm(doc=3156)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information retrieval experiment. Ed.: K. Sparck Jones
-
Sparck Jones, K.: ¬The Cranfield tests (1981)
0.04
0.040269103 = product of:
0.080538206 = sum of:
0.080538206 = product of:
0.16107641 = sum of:
0.16107641 = weight(_text_:k in 3157) [ClassicSimilarity], result of:
0.16107641 = score(doc=3157,freq=4.0), product of:
0.180489 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.050560288 = queryNorm
0.8924445 = fieldWeight in 3157, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.125 = fieldNorm(doc=3157)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information retrieval experiments. Ed.: K. Sparck Jones
-
Sparck Jones, K.; Tait, J.I.: Automatic search term variant generation (1984)
0.03
0.028474558 = product of:
0.056949116 = sum of:
0.056949116 = product of:
0.11389823 = sum of:
0.11389823 = weight(_text_:k in 2918) [ClassicSimilarity], result of:
0.11389823 = score(doc=2918,freq=2.0), product of:
0.180489 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.050560288 = queryNorm
0.63105357 = fieldWeight in 2918, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.125 = fieldNorm(doc=2918)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Sparck Jones, K.: Fashionable trends and feasible strategies in information management (1988)
0.01
0.012457619 = product of:
0.024915239 = sum of:
0.024915239 = product of:
0.049830478 = sum of:
0.049830478 = weight(_text_:k in 817) [ClassicSimilarity], result of:
0.049830478 = score(doc=817,freq=2.0), product of:
0.180489 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.050560288 = queryNorm
0.27608594 = fieldWeight in 817, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.0546875 = fieldNorm(doc=817)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Needham, R.M.; Sparck Jones, K.: Keywords and clumps (1985)
0.01
0.0062288097 = product of:
0.012457619 = sum of:
0.012457619 = product of:
0.024915239 = sum of:
0.024915239 = weight(_text_:k in 3645) [ClassicSimilarity], result of:
0.024915239 = score(doc=3645,freq=2.0), product of:
0.180489 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.050560288 = queryNorm
0.13804297 = fieldWeight in 3645, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.02734375 = fieldNorm(doc=3645)
0.5 = coord(1/2)
0.5 = coord(1/2)