-
Fuhr, N.; Niewelt, B.: ¬Ein Retrievaltest mit automatisch indexierten Dokumenten (1984)
0.02
0.023730652 = product of:
0.047461305 = sum of:
0.047461305 = product of:
0.09492261 = sum of:
0.09492261 = weight(_text_:22 in 262) [ClassicSimilarity], result of:
0.09492261 = score(doc=262,freq=2.0), product of:
0.17524338 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.050043374 = queryNorm
0.5416616 = fieldWeight in 262, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.109375 = fieldNorm(doc=262)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Date
- 20.10.2000 12:22:23
-
Cleverdon, C.W.; Mills, J.: ¬The testing of index language devices (1985)
0.02
0.022963887 = product of:
0.045927774 = sum of:
0.045927774 = product of:
0.09185555 = sum of:
0.09185555 = weight(_text_:130 in 3643) [ClassicSimilarity], result of:
0.09185555 = score(doc=3643,freq=2.0), product of:
0.3225102 = queryWeight, product of:
6.444614 = idf(docFreq=190, maxDocs=44218)
0.050043374 = queryNorm
0.2848144 = fieldWeight in 3643, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
6.444614 = idf(docFreq=190, maxDocs=44218)
0.03125 = fieldNorm(doc=3643)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Footnote
- Original in: Aslib proceedings 15(1963) no.4, S.106-130.
-
Saracevic, T.: On a method for studying the structure and nature of requests in information retrieval (1983)
0.02
0.016950468 = product of:
0.033900935 = sum of:
0.033900935 = product of:
0.06780187 = sum of:
0.06780187 = weight(_text_:22 in 2417) [ClassicSimilarity], result of:
0.06780187 = score(doc=2417,freq=2.0), product of:
0.17524338 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.050043374 = queryNorm
0.38690117 = fieldWeight in 2417, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.078125 = fieldNorm(doc=2417)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Pages
- S.22-25
-
Hodges, P.R.: Keyword in title indexes : effectiveness of retrieval in computer searches (1983)
0.01
0.011865326 = product of:
0.023730652 = sum of:
0.023730652 = product of:
0.047461305 = sum of:
0.047461305 = weight(_text_:22 in 5001) [ClassicSimilarity], result of:
0.047461305 = score(doc=5001,freq=2.0), product of:
0.17524338 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.050043374 = queryNorm
0.2708308 = fieldWeight in 5001, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0546875 = fieldNorm(doc=5001)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Date
- 14. 3.1996 13:22:21