-
Järvelin, K.; Kristensen, J.; Niemi, T.; Sormunen, E.; Keskustalo, H.: ¬A deductive data model for query expansion (1996)
0.04
0.044372763 = product of:
0.06655914 = sum of:
0.0063814623 = weight(_text_:e in 2230) [ClassicSimilarity], result of:
0.0063814623 = score(doc=2230,freq=4.0), product of:
0.047356583 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03294669 = queryNorm
0.13475344 = fieldWeight in 2230, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.046875 = fieldNorm(doc=2230)
0.023417648 = weight(_text_:u in 2230) [ClassicSimilarity], result of:
0.023417648 = score(doc=2230,freq=2.0), product of:
0.107882105 = queryWeight, product of:
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.03294669 = queryNorm
0.21706703 = fieldWeight in 2230, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.046875 = fieldNorm(doc=2230)
0.027832389 = weight(_text_:k in 2230) [ClassicSimilarity], result of:
0.027832389 = score(doc=2230,freq=2.0), product of:
0.11761237 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.03294669 = queryNorm
0.23664509 = fieldWeight in 2230, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.046875 = fieldNorm(doc=2230)
0.008927643 = product of:
0.02678293 = sum of:
0.02678293 = weight(_text_:22 in 2230) [ClassicSimilarity], result of:
0.02678293 = score(doc=2230,freq=2.0), product of:
0.1153737 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03294669 = queryNorm
0.23214069 = fieldWeight in 2230, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.046875 = fieldNorm(doc=2230)
0.33333334 = coord(1/3)
0.6666667 = coord(4/6)
- Language
- e
- Source
- Proceedings of the 19th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (ACM SIGIR '96), Zürich, Switzerland, August 18-22, 1996. Eds.: H.P. Frei et al
- Theme
- Semantisches Umfeld in Indexierung u. Retrieval
-
Halttunen, K.; Sormunen, E.: Learning information retrieval through an educational game : is gaming sufficient for learning? (2000)
0.03
0.026610773 = product of:
0.079832315 = sum of:
0.0148900775 = weight(_text_:e in 3865) [ClassicSimilarity], result of:
0.0148900775 = score(doc=3865,freq=4.0), product of:
0.047356583 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03294669 = queryNorm
0.31442466 = fieldWeight in 3865, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.109375 = fieldNorm(doc=3865)
0.06494224 = weight(_text_:k in 3865) [ClassicSimilarity], result of:
0.06494224 = score(doc=3865,freq=2.0), product of:
0.11761237 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.03294669 = queryNorm
0.5521719 = fieldWeight in 3865, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.109375 = fieldNorm(doc=3865)
0.33333334 = coord(2/6)
- Language
- e
-
Järvelin, A.; Keskustalo, H.; Sormunen, E.; Saastamoinen, M.; Kettunen, K.: Information retrieval from historical newspaper collections in highly inflectional languages : a query expansion approach (2016)
0.02
0.024013124 = product of:
0.04802625 = sum of:
0.005317885 = weight(_text_:e in 3223) [ClassicSimilarity], result of:
0.005317885 = score(doc=3223,freq=4.0), product of:
0.047356583 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03294669 = queryNorm
0.112294525 = fieldWeight in 3223, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0390625 = fieldNorm(doc=3223)
0.019514708 = weight(_text_:u in 3223) [ClassicSimilarity], result of:
0.019514708 = score(doc=3223,freq=2.0), product of:
0.107882105 = queryWeight, product of:
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.03294669 = queryNorm
0.1808892 = fieldWeight in 3223, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.0390625 = fieldNorm(doc=3223)
0.023193657 = weight(_text_:k in 3223) [ClassicSimilarity], result of:
0.023193657 = score(doc=3223,freq=2.0), product of:
0.11761237 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.03294669 = queryNorm
0.19720423 = fieldWeight in 3223, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.0390625 = fieldNorm(doc=3223)
0.5 = coord(3/6)
- Language
- e
- Theme
- Semantisches Umfeld in Indexierung u. Retrieval
-
Sormunen, E.; Kekäläinen, J.; Koivisto, J.; Järvelin, K.: Document text characteristics affect the ranking of the most relevant documents by expanded structured queries (2001)
0.01
0.009503848 = product of:
0.028511543 = sum of:
0.005317885 = weight(_text_:e in 4487) [ClassicSimilarity], result of:
0.005317885 = score(doc=4487,freq=4.0), product of:
0.047356583 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03294669 = queryNorm
0.112294525 = fieldWeight in 4487, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0390625 = fieldNorm(doc=4487)
0.023193657 = weight(_text_:k in 4487) [ClassicSimilarity], result of:
0.023193657 = score(doc=4487,freq=2.0), product of:
0.11761237 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.03294669 = queryNorm
0.19720423 = fieldWeight in 4487, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.0390625 = fieldNorm(doc=4487)
0.33333334 = coord(2/6)
- Language
- e
-
Alkula, R.; Sormunen, E.: Problems and guidelines for database descriptions (1989)
0.01
0.0059850565 = product of:
0.01795517 = sum of:
0.0074450388 = weight(_text_:e in 2397) [ClassicSimilarity], result of:
0.0074450388 = score(doc=2397,freq=4.0), product of:
0.047356583 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03294669 = queryNorm
0.15721233 = fieldWeight in 2397, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0546875 = fieldNorm(doc=2397)
0.01051013 = product of:
0.031530388 = sum of:
0.031530388 = weight(_text_:29 in 2397) [ClassicSimilarity], result of:
0.031530388 = score(doc=2397,freq=2.0), product of:
0.11589616 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.03294669 = queryNorm
0.27205724 = fieldWeight in 2397, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.0546875 = fieldNorm(doc=2397)
0.33333334 = coord(1/3)
0.33333334 = coord(2/6)
- Language
- e
- Pages
- S.29-37
-
Sormunen, E.: Free-text searching in full-text databases : probing system limits (1993)
0.00
0.0024816797 = product of:
0.0148900775 = sum of:
0.0148900775 = weight(_text_:e in 7120) [ClassicSimilarity], result of:
0.0148900775 = score(doc=7120,freq=4.0), product of:
0.047356583 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03294669 = queryNorm
0.31442466 = fieldWeight in 7120, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.109375 = fieldNorm(doc=7120)
0.16666667 = coord(1/6)
- Language
- e
-
Vakkari, P.; Sormunen, E.: ¬The influence of relevance levels an the effectiveness of interactive information retrieval (2004)
0.00
0.0010635771 = product of:
0.0063814623 = sum of:
0.0063814623 = weight(_text_:e in 2884) [ClassicSimilarity], result of:
0.0063814623 = score(doc=2884,freq=4.0), product of:
0.047356583 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03294669 = queryNorm
0.13475344 = fieldWeight in 2884, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.046875 = fieldNorm(doc=2884)
0.16666667 = coord(1/6)
- Language
- e
-
Vakkari, P.; Jones, S.; MacFarlane, A.; Sormunen, E.: Query exhaustivity, relevance feedback and search success in automatic and interactive query expansion (2004)
0.00
0.0010635771 = product of:
0.0063814623 = sum of:
0.0063814623 = weight(_text_:e in 4435) [ClassicSimilarity], result of:
0.0063814623 = score(doc=4435,freq=4.0), product of:
0.047356583 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03294669 = queryNorm
0.13475344 = fieldWeight in 4435, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.046875 = fieldNorm(doc=4435)
0.16666667 = coord(1/6)
- Language
- e
-
Sormunen, E.; Tanni, M.; Alamettälä, T.; Heinström, J.: Students' group work strategies in source-based writing assignments (2014)
0.00
8.863142E-4 = product of:
0.005317885 = sum of:
0.005317885 = weight(_text_:e in 1289) [ClassicSimilarity], result of:
0.005317885 = score(doc=1289,freq=4.0), product of:
0.047356583 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03294669 = queryNorm
0.112294525 = fieldWeight in 1289, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0390625 = fieldNorm(doc=1289)
0.16666667 = coord(1/6)
- Language
- e
-
Heinström, J.; Sormunen, E.; Savolainen, R.; Ek, S.: Developing an empirical measure of everyday information mastering (2020)
0.00
8.863142E-4 = product of:
0.005317885 = sum of:
0.005317885 = weight(_text_:e in 5914) [ClassicSimilarity], result of:
0.005317885 = score(doc=5914,freq=4.0), product of:
0.047356583 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03294669 = queryNorm
0.112294525 = fieldWeight in 5914, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0390625 = fieldNorm(doc=5914)
0.16666667 = coord(1/6)
- Language
- e