-
Wan, T.-L.; Evens, M.; Wan, Y.-W.; Pao, Y.-Y.: Experiments with automatic indexing and a relational thesaurus in a Chinese information retrieval system (1997)
0.04
0.043495193 = product of:
0.086990386 = sum of:
0.086990386 = product of:
0.17398077 = sum of:
0.17398077 = weight(_text_:y in 956) [ClassicSimilarity], result of:
0.17398077 = score(doc=956,freq=6.0), product of:
0.26988316 = queryWeight, product of:
4.8124003 = idf(docFreq=976, maxDocs=44218)
0.056080777 = queryNorm
0.6446522 = fieldWeight in 956, product of:
2.4494898 = tf(freq=6.0), with freq of:
6.0 = termFreq=6.0
4.8124003 = idf(docFreq=976, maxDocs=44218)
0.0546875 = fieldNorm(doc=956)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Fuhr, N.; Niewelt, B.: ¬Ein Retrievaltest mit automatisch indexierten Dokumenten (1984)
0.03
0.026593598 = product of:
0.053187195 = sum of:
0.053187195 = product of:
0.10637439 = sum of:
0.10637439 = weight(_text_:22 in 262) [ClassicSimilarity], result of:
0.10637439 = score(doc=262,freq=2.0), product of:
0.19638532 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.056080777 = 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
-
Hodges, P.R.: Keyword in title indexes : effectiveness of retrieval in computer searches (1983)
0.01
0.013296799 = product of:
0.026593598 = sum of:
0.026593598 = product of:
0.053187195 = sum of:
0.053187195 = weight(_text_:22 in 5001) [ClassicSimilarity], result of:
0.053187195 = score(doc=5001,freq=2.0), product of:
0.19638532 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.056080777 = 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
-
Toepfer, M.; Seifert, C.: Content-based quality estimation for automatic subject indexing of short texts under precision and recall constraints
0.01
0.0080482755 = product of:
0.016096551 = sum of:
0.016096551 = product of:
0.064386204 = sum of:
0.064386204 = weight(_text_:authors in 4309) [ClassicSimilarity], result of:
0.064386204 = score(doc=4309,freq=2.0), product of:
0.25566185 = queryWeight, product of:
4.558814 = idf(docFreq=1258, maxDocs=44218)
0.056080777 = queryNorm
0.25184128 = fieldWeight in 4309, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.558814 = idf(docFreq=1258, maxDocs=44218)
0.0390625 = fieldNorm(doc=4309)
0.25 = coord(1/4)
0.5 = coord(1/2)
- Content
- This is an authors' manuscript version of a paper accepted for proceedings of TPDL-2018, Porto, Portugal, Sept 10-13. The nal authenticated publication is available online at https://doi.org/will be added as soon as available.