-
Khoo, C.S.G.; Wan, K.-W.: ¬A simple relevancy-ranking strategy for an interface to Boolean OPACs (2004)
0.00
9.0343814E-4 = product of:
0.006324067 = sum of:
0.006324067 = product of:
0.012648134 = sum of:
0.012648134 = weight(_text_:22 in 2509) [ClassicSimilarity], result of:
0.012648134 = score(doc=2509,freq=2.0), product of:
0.093402475 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.026672479 = queryNorm
0.1354154 = fieldWeight in 2509, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.02734375 = fieldNorm(doc=2509)
0.5 = coord(1/2)
0.14285715 = coord(1/7)
- Source
- Electronic library. 22(2004) no.2, S.112-120
-
Hancock-Beaulieu, M.; Walker, S.: ¬An evaluation of automatic query expansion in an online library catalogue (1992)
0.00
4.5621104E-4 = product of:
0.0031934772 = sum of:
0.0031934772 = product of:
0.012773909 = sum of:
0.012773909 = weight(_text_:m in 2731) [ClassicSimilarity], result of:
0.012773909 = score(doc=2731,freq=2.0), product of:
0.066373095 = queryWeight, product of:
2.4884486 = idf(docFreq=9980, maxDocs=44218)
0.026672479 = queryNorm
0.19245613 = fieldWeight in 2731, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.4884486 = idf(docFreq=9980, maxDocs=44218)
0.0546875 = fieldNorm(doc=2731)
0.25 = coord(1/4)
0.14285715 = coord(1/7)
-
Beaulieu, M.; Jones, S.: Interactive searching and interface issues in the Okapi best match probabilistic retrieval system (1998)
0.00
4.5621104E-4 = product of:
0.0031934772 = sum of:
0.0031934772 = product of:
0.012773909 = sum of:
0.012773909 = weight(_text_:m in 430) [ClassicSimilarity], result of:
0.012773909 = score(doc=430,freq=2.0), product of:
0.066373095 = queryWeight, product of:
2.4884486 = idf(docFreq=9980, maxDocs=44218)
0.026672479 = queryNorm
0.19245613 = fieldWeight in 430, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.4884486 = idf(docFreq=9980, maxDocs=44218)
0.0546875 = fieldNorm(doc=430)
0.25 = coord(1/4)
0.14285715 = coord(1/7)
-
Hora, M.: Methoden für das Ranking in Discovery-Systemen (2018)
0.00
4.5621104E-4 = product of:
0.0031934772 = sum of:
0.0031934772 = product of:
0.012773909 = sum of:
0.012773909 = weight(_text_:m in 4968) [ClassicSimilarity], result of:
0.012773909 = score(doc=4968,freq=2.0), product of:
0.066373095 = queryWeight, product of:
2.4884486 = idf(docFreq=9980, maxDocs=44218)
0.026672479 = queryNorm
0.19245613 = fieldWeight in 4968, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.4884486 = idf(docFreq=9980, maxDocs=44218)
0.0546875 = fieldNorm(doc=4968)
0.25 = coord(1/4)
0.14285715 = coord(1/7)