-
Mao, C.-C.: ¬The compatibility of CMARC (1998)
0.00
0.001203219 = product of:
0.002406438 = sum of:
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = weight(_text_:s in 4621) [ClassicSimilarity], result of:
0.004812876 = score(doc=4621,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.09609913 = fieldWeight in 4621, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0625 = fieldNorm(doc=4621)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of educational media and library sciences. 35(1998) no.4, S.310-337
-
Xiulan, H.: Research into the progress of citations for Chinese scientific and technical literature (1998)
0.00
0.001203219 = product of:
0.002406438 = sum of:
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = weight(_text_:s in 5119) [ClassicSimilarity], result of:
0.004812876 = score(doc=5119,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.09609913 = fieldWeight in 5119, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0625 = fieldNorm(doc=5119)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of the China Society for Scientific and Technical Information. 17(1998) no.6, S.467-473
-
Yiqun, W.; Zhonghui, Z.; Li, Z.: Experimental study of machine factors and cognitive abilities of users (1998)
0.00
0.001203219 = product of:
0.002406438 = sum of:
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = weight(_text_:s in 5225) [ClassicSimilarity], result of:
0.004812876 = score(doc=5225,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.09609913 = fieldWeight in 5225, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0625 = fieldNorm(doc=5225)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of the China Society for Scientific and Technical Information. 17(1998) no.6, S.412-418
-
Huang, M.-h.: Factors affecting relevance judgement : a preliminary study (1998)
0.00
0.001203219 = product of:
0.002406438 = sum of:
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = weight(_text_:s in 926) [ClassicSimilarity], result of:
0.004812876 = score(doc=926,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.09609913 = fieldWeight in 926, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0625 = fieldNorm(doc=926)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of information; communication; and library science. 4(1998) no.3, S.39-50
-
Huang, M.-H.: Developing an ideal online thesaurus display format (1994)
0.00
0.0010528166 = product of:
0.0021056333 = sum of:
0.0021056333 = product of:
0.0042112665 = sum of:
0.0042112665 = weight(_text_:s in 4030) [ClassicSimilarity], result of:
0.0042112665 = score(doc=4030,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.08408674 = fieldWeight in 4030, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0546875 = fieldNorm(doc=4030)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Bulletin of the Library Association of China. 1994, no.53, Dec., S.125-136
-
Huang, M.-h.: Error analysis of end users in online searching (1995)
0.00
0.0010528166 = product of:
0.0021056333 = sum of:
0.0021056333 = product of:
0.0042112665 = sum of:
0.0042112665 = weight(_text_:s in 153) [ClassicSimilarity], result of:
0.0042112665 = score(doc=153,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.08408674 = fieldWeight in 153, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0546875 = fieldNorm(doc=153)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Bulletin of the Library Association of China. 1995, no.54, Jun., S.33-47
-
Tsay, M.-Y.: From Science Citation Index to Journal Citation Reports, amd criteria for journals evaluation (1997)
0.00
0.0010528166 = product of:
0.0021056333 = sum of:
0.0021056333 = product of:
0.0042112665 = sum of:
0.0042112665 = weight(_text_:s in 657) [ClassicSimilarity], result of:
0.0042112665 = score(doc=657,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.08408674 = fieldWeight in 657, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0546875 = fieldNorm(doc=657)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of information; communication; and library science. 4(1997) no.2, S.27-41
-
Fu, R.-X.: ¬The comparison between Chinese and Western bibliography (1996)
0.00
0.0010528166 = product of:
0.0021056333 = sum of:
0.0021056333 = product of:
0.0042112665 = sum of:
0.0042112665 = weight(_text_:s in 89) [ClassicSimilarity], result of:
0.0042112665 = score(doc=89,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.08408674 = fieldWeight in 89, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0546875 = fieldNorm(doc=89)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Bulletin of the Library Association of China. 1996, no.57, Dec., S.47-54
-
Cheng, K.-H.: Automatic identification for topics of electronic documents (1997)
0.00
0.0010528166 = product of:
0.0021056333 = sum of:
0.0021056333 = product of:
0.0042112665 = sum of:
0.0042112665 = weight(_text_:s in 1811) [ClassicSimilarity], result of:
0.0042112665 = score(doc=1811,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.08408674 = fieldWeight in 1811, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0546875 = fieldNorm(doc=1811)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Bulletin of the Library Association of China. 1997, no.59, Dec., S.43-58
-
Tseng, Y.-H.: Keyword extraction techniques and relevance feedback (1997)
0.00
0.0010528166 = product of:
0.0021056333 = sum of:
0.0021056333 = product of:
0.0042112665 = sum of:
0.0042112665 = weight(_text_:s in 1830) [ClassicSimilarity], result of:
0.0042112665 = score(doc=1830,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.08408674 = fieldWeight in 1830, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0546875 = fieldNorm(doc=1830)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Bulletin of the Library Association of China. 1997, no.59, Dec., S.59-64
-
Wu, C.-J.: Metadata and future developments in cataloguing (1997)
0.00
0.0010528166 = product of:
0.0021056333 = sum of:
0.0021056333 = product of:
0.0042112665 = sum of:
0.0042112665 = weight(_text_:s in 2826) [ClassicSimilarity], result of:
0.0042112665 = score(doc=2826,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.08408674 = fieldWeight in 2826, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0546875 = fieldNorm(doc=2826)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of information; communication; and library science. 4(1997) no.2, S.42-52
-
Yang, H.-W.: Information-seeking behavior of the scientists (1998)
0.00
0.0010528166 = product of:
0.0021056333 = sum of:
0.0021056333 = product of:
0.0042112665 = sum of:
0.0042112665 = weight(_text_:s in 2992) [ClassicSimilarity], result of:
0.0042112665 = score(doc=2992,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.08408674 = fieldWeight in 2992, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0546875 = fieldNorm(doc=2992)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Bulletin of library and information science. 1998, no.25, S.24-43
-
Wu, C.-J.: Experiments on using the Dublin Core to reduce the retrieval error ratio (1998)
0.00
0.0010528166 = product of:
0.0021056333 = sum of:
0.0021056333 = product of:
0.0042112665 = sum of:
0.0042112665 = weight(_text_:s in 5201) [ClassicSimilarity], result of:
0.0042112665 = score(doc=5201,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.08408674 = fieldWeight in 5201, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0546875 = fieldNorm(doc=5201)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of library and information science. 24(1998) no.1, S.50-64
-
Huang, Y.-L.: ¬A theoretic and empirical research of cluster indexing for Mandarine Chinese full text document (1998)
0.00
0.0010528166 = product of:
0.0021056333 = sum of:
0.0021056333 = product of:
0.0042112665 = sum of:
0.0042112665 = weight(_text_:s in 513) [ClassicSimilarity], result of:
0.0042112665 = score(doc=513,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.08408674 = fieldWeight in 513, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0546875 = fieldNorm(doc=513)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Bulletin of library and information science. 1998, no.24, S.44-68
-
Huang, W.-J.: ¬The definition of ontological and applied information and the trend of information service (1997)
0.00
9.0241426E-4 = product of:
0.0018048285 = sum of:
0.0018048285 = product of:
0.003609657 = sum of:
0.003609657 = weight(_text_:s in 849) [ClassicSimilarity], result of:
0.003609657 = score(doc=849,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.072074346 = fieldWeight in 849, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046875 = fieldNorm(doc=849)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of information; communication; and library science. 3(1997) no.4, S.55-74
-
Tseng, Y.-H.: Solving vocabulary problems with interactive query expansion (1998)
0.00
7.520119E-4 = product of:
0.0015040238 = sum of:
0.0015040238 = product of:
0.0030080476 = sum of:
0.0030080476 = weight(_text_:s in 5159) [ClassicSimilarity], result of:
0.0030080476 = score(doc=5159,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.060061958 = fieldWeight in 5159, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0390625 = fieldNorm(doc=5159)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of library and information science. 24(1998) no.1, S.1-18