-
Ramsden, A.; Zimin, W.; Zhao, D.: Selection criteria for a document image processing system for the ELINOR electronic library project (1993)
0.00
0.0018383748 = product of:
0.0036767495 = sum of:
0.0036767495 = product of:
0.007353499 = sum of:
0.007353499 = weight(_text_:e in 7034) [ClassicSimilarity], result of:
0.007353499 = score(doc=7034,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.1111659 = fieldWeight in 7034, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0546875 = fieldNorm(doc=7034)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Wu, Z.; Zhao, D.; Ramsden, A.: From automated library to electronic library : challeneges for infromation retrieval (1994)
0.00
0.0018383748 = product of:
0.0036767495 = sum of:
0.0036767495 = product of:
0.007353499 = sum of:
0.007353499 = weight(_text_:e in 1083) [ClassicSimilarity], result of:
0.007353499 = score(doc=1083,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.1111659 = fieldWeight in 1083, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0546875 = fieldNorm(doc=1083)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Zhao, D.: Challenges of scholarly publications on the Web to the evaluation of science : a comparison of author visibility on the Web and in print journals (2005)
0.00
0.0018383748 = product of:
0.0036767495 = sum of:
0.0036767495 = product of:
0.007353499 = sum of:
0.007353499 = weight(_text_:e in 1065) [ClassicSimilarity], result of:
0.007353499 = score(doc=1065,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.1111659 = fieldWeight in 1065, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0546875 = fieldNorm(doc=1065)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Wei, J.; Zhao, D.; Liang, L.: Estimating the growth models of news stories on disasters (2009)
0.00
0.0018383748 = product of:
0.0036767495 = sum of:
0.0036767495 = product of:
0.007353499 = sum of:
0.007353499 = weight(_text_:e in 3098) [ClassicSimilarity], result of:
0.007353499 = score(doc=3098,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.1111659 = fieldWeight in 3098, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0546875 = fieldNorm(doc=3098)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Luo, C.; Zhao, D.; Qi, D.: China's road to RDA (2014)
0.00
0.0018383748 = product of:
0.0036767495 = sum of:
0.0036767495 = product of:
0.007353499 = sum of:
0.007353499 = weight(_text_:e in 1982) [ClassicSimilarity], result of:
0.007353499 = score(doc=1982,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.1111659 = fieldWeight in 1982, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0546875 = fieldNorm(doc=1982)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Zhao, D.; Strotmann, A.: Information science during the first decade of the web : an enriched author cocitation analysis (2008)
0.00
0.0015757497 = product of:
0.0031514994 = sum of:
0.0031514994 = product of:
0.006302999 = sum of:
0.006302999 = weight(_text_:e in 1720) [ClassicSimilarity], result of:
0.006302999 = score(doc=1720,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.09528506 = fieldWeight in 1720, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.046875 = fieldNorm(doc=1720)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Zhao, D.; Strotmann, A.: In-text author citation analysis : feasibility, benefits, and limitations (2014)
0.00
0.0015757497 = product of:
0.0031514994 = sum of:
0.0031514994 = product of:
0.006302999 = sum of:
0.006302999 = weight(_text_:e in 1535) [ClassicSimilarity], result of:
0.006302999 = score(doc=1535,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.09528506 = fieldWeight in 1535, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.046875 = fieldNorm(doc=1535)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Zhao, D.; Strotmann, A.: Dimensions and uncertainties of author citation rankings : lessons learned from frequency-weighted in-text citation counting (2016)
0.00
0.0015757497 = product of:
0.0031514994 = sum of:
0.0031514994 = product of:
0.006302999 = sum of:
0.006302999 = weight(_text_:e in 2774) [ClassicSimilarity], result of:
0.006302999 = score(doc=2774,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.09528506 = fieldWeight in 2774, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.046875 = fieldNorm(doc=2774)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Zhao, D.; Strotmann, A.; Cappello, A.: In-text function of author self-citations : implications for research evaluation practice (2018)
0.00
0.0015757497 = product of:
0.0031514994 = sum of:
0.0031514994 = product of:
0.006302999 = sum of:
0.006302999 = weight(_text_:e in 4347) [ClassicSimilarity], result of:
0.006302999 = score(doc=4347,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.09528506 = fieldWeight in 4347, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.046875 = fieldNorm(doc=4347)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Zhao, D.; Strotmann, A.: Can citation analysis of Web publications better detect research fronts? (2007)
0.00
0.0013131249 = product of:
0.0026262498 = sum of:
0.0026262498 = product of:
0.0052524996 = sum of:
0.0052524996 = weight(_text_:e in 471) [ClassicSimilarity], result of:
0.0052524996 = score(doc=471,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.07940422 = fieldWeight in 471, 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=471)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Zhao, D.; Strotmann, A.: Evolution of research activities and intellectual influences in information science 1996-2005 : introducing author bibliographic-coupling analysis (2008)
0.00
0.0013131249 = product of:
0.0026262498 = sum of:
0.0026262498 = product of:
0.0052524996 = sum of:
0.0052524996 = weight(_text_:e in 2384) [ClassicSimilarity], result of:
0.0052524996 = score(doc=2384,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.07940422 = fieldWeight in 2384, 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=2384)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Zhao, D.; Strotmann, A.: Counting first, last, or all authors in citation analysis : a comprehensive comparison in the highly collaborative stem cell research field (2011)
0.00
0.0013131249 = product of:
0.0026262498 = sum of:
0.0026262498 = product of:
0.0052524996 = sum of:
0.0052524996 = weight(_text_:e in 4368) [ClassicSimilarity], result of:
0.0052524996 = score(doc=4368,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.07940422 = fieldWeight in 4368, 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=4368)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Strotmann, A.; Zhao, D.: Author name disambiguation : what difference does it make in author-based citation analysis? (2012)
0.00
0.0013131249 = product of:
0.0026262498 = sum of:
0.0026262498 = product of:
0.0052524996 = sum of:
0.0052524996 = weight(_text_:e in 389) [ClassicSimilarity], result of:
0.0052524996 = score(doc=389,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.07940422 = fieldWeight in 389, 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=389)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Zhao, D.; Strotmann, A.: ¬The knowledge base and research front of information science 2006-2010 : an author cocitation and bibliographic coupling analysis (2014)
0.00
0.0013131249 = product of:
0.0026262498 = sum of:
0.0026262498 = product of:
0.0052524996 = sum of:
0.0052524996 = weight(_text_:e in 1259) [ClassicSimilarity], result of:
0.0052524996 = score(doc=1259,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.07940422 = fieldWeight in 1259, 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=1259)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Zhao, D.; Strotmann, A.: Mapping knowledge domains on Wikipedia : an author bibliographic coupling analysis of traditional Chinese medicine (2022)
0.00
0.0010504998 = product of:
0.0021009997 = sum of:
0.0021009997 = product of:
0.0042019994 = sum of:
0.0042019994 = weight(_text_:e in 608) [ClassicSimilarity], result of:
0.0042019994 = score(doc=608,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.063523374 = fieldWeight in 608, 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=608)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Zhao, D.; Strotmann, A.: Intellectual structure of information science 2011-2020 : an author co-citation analysis (2022)
0.00
0.0010504998 = product of:
0.0021009997 = sum of:
0.0021009997 = product of:
0.0042019994 = sum of:
0.0042019994 = weight(_text_:e in 610) [ClassicSimilarity], result of:
0.0042019994 = score(doc=610,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.063523374 = fieldWeight in 610, 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=610)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e