-
Järvelin, K.; Vakkari, P.: ¬The evolution of library and information science 1965-1985 : a content analysis of journal titles (1993)
0.05
0.04824569 = product of:
0.09649138 = sum of:
0.010528875 = weight(_text_:e in 4649) [ClassicSimilarity], result of:
0.010528875 = score(doc=4649,freq=2.0), product of:
0.047356583 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03294669 = queryNorm
0.2223318 = fieldWeight in 4649, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.109375 = fieldNorm(doc=4649)
0.06494224 = weight(_text_:k in 4649) [ClassicSimilarity], result of:
0.06494224 = score(doc=4649,freq=2.0), product of:
0.11761237 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.03294669 = queryNorm
0.5521719 = fieldWeight in 4649, 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=4649)
0.02102026 = product of:
0.063060775 = sum of:
0.063060775 = weight(_text_:29 in 4649) [ClassicSimilarity], result of:
0.063060775 = score(doc=4649,freq=2.0), product of:
0.11589616 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.03294669 = queryNorm
0.5441145 = fieldWeight in 4649, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.109375 = fieldNorm(doc=4649)
0.33333334 = coord(1/3)
0.5 = coord(3/6)
- Language
- e
- Source
- Information processing and management. 29(1993) no.1, S.129-144
-
Vakkari, P.; Järvelin, K.; Chang, Y.-W.: ¬The association of disciplinary background with the evolution of topics and methods in Library and Information Science research 1995-2015 (2023)
0.02
0.017196836 = product of:
0.034393672 = sum of:
0.0037603125 = weight(_text_:e in 998) [ClassicSimilarity], result of:
0.0037603125 = score(doc=998,freq=2.0), product of:
0.047356583 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03294669 = queryNorm
0.07940422 = fieldWeight in 998, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0390625 = fieldNorm(doc=998)
0.023193657 = weight(_text_:k in 998) [ClassicSimilarity], result of:
0.023193657 = score(doc=998,freq=2.0), product of:
0.11761237 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.03294669 = queryNorm
0.19720423 = fieldWeight in 998, 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=998)
0.0074397037 = product of:
0.02231911 = sum of:
0.02231911 = weight(_text_:22 in 998) [ClassicSimilarity], result of:
0.02231911 = score(doc=998,freq=2.0), product of:
0.1153737 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03294669 = queryNorm
0.19345059 = fieldWeight in 998, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0390625 = fieldNorm(doc=998)
0.33333334 = coord(1/3)
0.5 = coord(3/6)
- Date
- 22. 6.2023 18:15:06
- Language
- e
-
Tuomaala, O.; Järvelin, K.; Vakkari, P.: Evolution of library and information science, 1965-2005 : content analysis of journal articles (2014)
0.01
0.008984657 = product of:
0.02695397 = sum of:
0.0037603125 = weight(_text_:e in 1309) [ClassicSimilarity], result of:
0.0037603125 = score(doc=1309,freq=2.0), product of:
0.047356583 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03294669 = queryNorm
0.07940422 = fieldWeight in 1309, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0390625 = fieldNorm(doc=1309)
0.023193657 = weight(_text_:k in 1309) [ClassicSimilarity], result of:
0.023193657 = score(doc=1309,freq=2.0), product of:
0.11761237 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.03294669 = queryNorm
0.19720423 = fieldWeight in 1309, 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=1309)
0.33333334 = coord(2/6)
- Language
- e
-
Vakkari, P.; Chang, Y.-W.; Järvelin, K.: Disciplinary contributions to research topics and methodology in Library and Information Science : leading to fragmentation? (2022)
0.01
0.008984657 = product of:
0.02695397 = sum of:
0.0037603125 = weight(_text_:e in 767) [ClassicSimilarity], result of:
0.0037603125 = score(doc=767,freq=2.0), product of:
0.047356583 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03294669 = queryNorm
0.07940422 = fieldWeight in 767, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0390625 = fieldNorm(doc=767)
0.023193657 = weight(_text_:k in 767) [ClassicSimilarity], result of:
0.023193657 = score(doc=767,freq=2.0), product of:
0.11761237 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.03294669 = queryNorm
0.19720423 = fieldWeight in 767, 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=767)
0.33333334 = coord(2/6)
- Language
- e
-
Järvelin, K.; Vakkari, P.: LIS research across 50 years: content analysis of journal articles : offering an information-centric conception of memes (2022)
0.01
0.008984657 = product of:
0.02695397 = sum of:
0.0037603125 = weight(_text_:e in 949) [ClassicSimilarity], result of:
0.0037603125 = score(doc=949,freq=2.0), product of:
0.047356583 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03294669 = queryNorm
0.07940422 = fieldWeight in 949, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0390625 = fieldNorm(doc=949)
0.023193657 = weight(_text_:k in 949) [ClassicSimilarity], result of:
0.023193657 = score(doc=949,freq=2.0), product of:
0.11761237 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.03294669 = queryNorm
0.19720423 = fieldWeight in 949, 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=949)
0.33333334 = coord(2/6)
- Language
- e
-
Vakkari, P.; Järvelin, K.: Explanation in information seeking and retrieval (2005)
0.01
0.0071877255 = product of:
0.021563176 = sum of:
0.00300825 = weight(_text_:e in 643) [ClassicSimilarity], result of:
0.00300825 = score(doc=643,freq=2.0), product of:
0.047356583 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03294669 = queryNorm
0.063523374 = fieldWeight in 643, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.03125 = fieldNorm(doc=643)
0.018554926 = weight(_text_:k in 643) [ClassicSimilarity], result of:
0.018554926 = score(doc=643,freq=2.0), product of:
0.11761237 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.03294669 = queryNorm
0.15776339 = fieldWeight in 643, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.03125 = fieldNorm(doc=643)
0.33333334 = coord(2/6)
- Language
- e
