-
Wolfram, D.; Zhang, J.: ¬The influence of indexing practices and weighting algorithms on document spaces (2008)
0.01
0.009866672 = product of:
0.029600013 = sum of:
0.029600013 = weight(_text_:j in 1963) [ClassicSimilarity], result of:
0.029600013 = score(doc=1963,freq=2.0), product of:
0.14052401 = queryWeight, product of:
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.044224758 = queryNorm
0.21064025 = fieldWeight in 1963, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.046875 = fieldNorm(doc=1963)
0.33333334 = coord(1/3)
-
Wolfram, D.; Wang, P.; Zhang, J.: Identifying Web search session patterns using cluster analysis : a comparison of three search environments (2009)
0.01
0.009866672 = product of:
0.029600013 = sum of:
0.029600013 = weight(_text_:j in 2796) [ClassicSimilarity], result of:
0.029600013 = score(doc=2796,freq=2.0), product of:
0.14052401 = queryWeight, product of:
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.044224758 = queryNorm
0.21064025 = fieldWeight in 2796, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.046875 = fieldNorm(doc=2796)
0.33333334 = coord(1/3)
-
Zhang, J.; Wolfram, D.: Visualization of term discrimination analysis (2001)
0.01
0.008222226 = product of:
0.024666676 = sum of:
0.024666676 = weight(_text_:j in 5210) [ClassicSimilarity], result of:
0.024666676 = score(doc=5210,freq=2.0), product of:
0.14052401 = queryWeight, product of:
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.044224758 = queryNorm
0.17553353 = fieldWeight in 5210, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.0390625 = fieldNorm(doc=5210)
0.33333334 = coord(1/3)
-
Wolfram, D.; Zhang, J.: ¬An investigation of the influence of indexing exhaustivity and term distributions on a document space (2002)
0.01
0.008222226 = product of:
0.024666676 = sum of:
0.024666676 = weight(_text_:j in 5238) [ClassicSimilarity], result of:
0.024666676 = score(doc=5238,freq=2.0), product of:
0.14052401 = queryWeight, product of:
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.044224758 = queryNorm
0.17553353 = fieldWeight in 5238, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.0390625 = fieldNorm(doc=5238)
0.33333334 = coord(1/3)
-
Zhang, J.; Wolfram, D.; Wang, P.; Hong, Y.; Gillis, R.: Visualization of health-subject analysis based on query term co-occurrences (2008)
0.01
0.008222226 = product of:
0.024666676 = sum of:
0.024666676 = weight(_text_:j in 2376) [ClassicSimilarity], result of:
0.024666676 = score(doc=2376,freq=2.0), product of:
0.14052401 = queryWeight, product of:
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.044224758 = queryNorm
0.17553353 = fieldWeight in 2376, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.0390625 = fieldNorm(doc=2376)
0.33333334 = coord(1/3)
-
Zhang, J.; Wolfram, D.; Wang, P.: Analysis of query keywords of sports-related queries using visualization and clustering (2009)
0.01
0.008222226 = product of:
0.024666676 = sum of:
0.024666676 = weight(_text_:j in 2947) [ClassicSimilarity], result of:
0.024666676 = score(doc=2947,freq=2.0), product of:
0.14052401 = queryWeight, product of:
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.044224758 = queryNorm
0.17553353 = fieldWeight in 2947, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.0390625 = fieldNorm(doc=2947)
0.33333334 = coord(1/3)
-
Zhang, J.; Chen, Y.; Zhao, Y.; Wolfram, D.; Ma, F.: Public health and social media : a study of Zika virus-related posts on Yahoo! Answers (2020)
0.01
0.008222226 = product of:
0.024666676 = sum of:
0.024666676 = weight(_text_:j in 5672) [ClassicSimilarity], result of:
0.024666676 = score(doc=5672,freq=2.0), product of:
0.14052401 = queryWeight, product of:
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.044224758 = queryNorm
0.17553353 = fieldWeight in 5672, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.0390625 = fieldNorm(doc=5672)
0.33333334 = coord(1/3)
-
Dimitroff, A.; Wolfram, D.: Searcher response in a hypertext-based bibliographic information retrieval system (1995)
0.01
0.007989125 = product of:
0.023967376 = sum of:
0.023967376 = product of:
0.047934752 = sum of:
0.047934752 = weight(_text_:22 in 187) [ClassicSimilarity], result of:
0.047934752 = score(doc=187,freq=2.0), product of:
0.15486756 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.044224758 = queryNorm
0.30952093 = fieldWeight in 187, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0625 = fieldNorm(doc=187)
0.5 = coord(1/2)
0.33333334 = coord(1/3)
- Source
- Journal of the American Society for Information Science. 46(1995) no.1, S.22-29
-
Ajiferuke, I.; Lu, K.; Wolfram, D.: ¬A comparison of citer and citation-based measure outcomes for multiple disciplines (2010)
0.01
0.005991844 = product of:
0.017975532 = sum of:
0.017975532 = product of:
0.035951063 = sum of:
0.035951063 = weight(_text_:22 in 4000) [ClassicSimilarity], result of:
0.035951063 = score(doc=4000,freq=2.0), product of:
0.15486756 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.044224758 = queryNorm
0.23214069 = fieldWeight in 4000, 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=4000)
0.5 = coord(1/2)
0.33333334 = coord(1/3)
- Date
- 28. 9.2010 12:54:22
-
Castanha, R.C.G.; Wolfram, D.: ¬The domain of knowledge organization : a bibliometric analysis of prolific authors and their intellectual space (2018)
0.00
0.0049932036 = product of:
0.01497961 = sum of:
0.01497961 = product of:
0.02995922 = sum of:
0.02995922 = weight(_text_:22 in 4150) [ClassicSimilarity], result of:
0.02995922 = score(doc=4150,freq=2.0), product of:
0.15486756 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.044224758 = queryNorm
0.19345059 = fieldWeight in 4150, 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=4150)
0.5 = coord(1/2)
0.33333334 = coord(1/3)
- Source
- Knowledge organization. 45(2018) no.1, S.13-22
