-
Sparck Jones, K.; Walker, S.; Robertson, S.E.: ¬A probabilistic model of information retrieval : development and comparative experiments - part 1 (2000)
0.02
0.019222366 = product of:
0.03844473 = sum of:
0.03844473 = product of:
0.07688946 = sum of:
0.07688946 = weight(_text_:k in 4181) [ClassicSimilarity], result of:
0.07688946 = score(doc=4181,freq=2.0), product of:
0.16245733 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.045509085 = queryNorm
0.47329018 = fieldWeight in 4181, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.09375 = fieldNorm(doc=4181)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Sparck Jones, K.; Walker, S.; Robertson, S.E.: ¬A probabilistic model of information retrieval : development and comparative experiments - part 2 (2000)
0.02
0.019222366 = product of:
0.03844473 = sum of:
0.03844473 = product of:
0.07688946 = sum of:
0.07688946 = weight(_text_:k in 4286) [ClassicSimilarity], result of:
0.07688946 = score(doc=4286,freq=2.0), product of:
0.16245733 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.045509085 = queryNorm
0.47329018 = fieldWeight in 4286, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.09375 = fieldNorm(doc=4286)
0.5 = coord(1/2)
0.5 = coord(1/2)