Search (12 results, page 1 of 1)

Yu, L.: Geographic information systems in library reference services : development and challenge (1998) 0.03

0.027370533 = product of:
  0.054741066 = sum of:
    0.054741066 = sum of:
      0.004812876 = weight(_text_:s in 2184) [ClassicSimilarity], result of:
        0.004812876 = score(doc=2184,freq=2.0), product of:
          0.05008241 = queryWeight, product of:
            1.0872376 = idf(docFreq=40523, maxDocs=44218)
            0.046063907 = queryNorm
          0.09609913 = fieldWeight in 2184, 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=2184)
      0.04992819 = weight(_text_:22 in 2184) [ClassicSimilarity], result of:
        0.04992819 = score(doc=2184,freq=2.0), product of:
          0.16130796 = queryWeight, product of:
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.046063907 = queryNorm
          0.30952093 = fieldWeight in 2184, 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=2184)
  0.5 = coord(1/2)

Date: 17. 1.1999 13:50:22
Source: Reference librarian. 1998, no.60, S.87-110

Yu, L.; Fan, Z.; Li, A.: ¬A hierarchical typology of scholarly information units : based on a deduction-verification study (2020) 0.01

0.0136852665 = product of:
  0.027370533 = sum of:
    0.027370533 = sum of:
      0.002406438 = weight(_text_:s in 5655) [ClassicSimilarity], result of:
        0.002406438 = score(doc=5655,freq=2.0), product of:
          0.05008241 = queryWeight, product of:
            1.0872376 = idf(docFreq=40523, maxDocs=44218)
            0.046063907 = queryNorm
          0.048049565 = fieldWeight in 5655, product of:
            1.4142135 = tf(freq=2.0), with freq of:
              2.0 = termFreq=2.0
            1.0872376 = idf(docFreq=40523, maxDocs=44218)
            0.03125 = fieldNorm(doc=5655)
      0.024964094 = weight(_text_:22 in 5655) [ClassicSimilarity], result of:
        0.024964094 = score(doc=5655,freq=2.0), product of:
          0.16130796 = queryWeight, product of:
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.046063907 = queryNorm
          0.15476047 = fieldWeight in 5655, product of:
            1.4142135 = tf(freq=2.0), with freq of:
              2.0 = termFreq=2.0
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.03125 = fieldNorm(doc=5655)
  0.5 = coord(1/2)

Date: 14. 1.2020 11:15:22
Source: Journal of documentation. 76(2020) no.1, S.354-372

Gluck, M.; Yu, L.: Geographic information systems : Background, frameworks and uses in libraries (2000) 0.00

0.002406438 = product of:
  0.004812876 = sum of:
    0.004812876 = product of:
      0.009625752 = sum of:
        0.009625752 = weight(_text_:s in 4693) [ClassicSimilarity], result of:
          0.009625752 = score(doc=4693,freq=2.0), product of:
            0.05008241 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046063907 = queryNorm
            0.19219826 = fieldWeight in 4693, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.125 = fieldNorm(doc=4693)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Source: Advances in librarianship. 23(2000), S.1-37

Yu, L.: Knowledge discovery in spatial cartographic information retrieval (1999) 0.00

0.0021056333 = product of:
  0.0042112665 = sum of:
    0.0042112665 = product of:
      0.008422533 = sum of:
        0.008422533 = weight(_text_:s in 4579) [ClassicSimilarity], result of:
          0.008422533 = score(doc=4579,freq=2.0), product of:
            0.05008241 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046063907 = queryNorm
            0.16817348 = fieldWeight in 4579, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.109375 = fieldNorm(doc=4579)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Source: Library trends. 48(1999) no.1, S.249-263

Yu, L.; O'Brien, A.: Constructing references from the book to the reader in fiction searching : an experiment on the construction of information cues from the reading context approach (1997) 0.00

0.001203219 = product of:
  0.002406438 = sum of:
    0.002406438 = product of:
      0.004812876 = sum of:
        0.004812876 = weight(_text_:s in 1828) [ClassicSimilarity], result of:
          0.004812876 = score(doc=1828,freq=2.0), product of:
            0.05008241 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046063907 = queryNorm
            0.09609913 = fieldWeight in 1828, 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=1828)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Source: Information services and use. 17(1997) nos.2/3, S.187-199

Yu, L.; O'Brien, A.: ¬A practical typology of adult fiction borrowers based on their reading habits (1999) 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 3879) [ClassicSimilarity], result of:
          0.003609657 = score(doc=3879,freq=2.0), product of:
            0.05008241 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046063907 = queryNorm
            0.072074346 = fieldWeight in 3879, 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=3879)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Source: Journal of information science. 25(1999) no.1, S.35-49

Yu, L.; Hong, Q.; Gu, S.; Wang, Y.: ¬An epistemological critique of gap theory based library assessment : the case of SERVQUAL (2008) 0.00

8.508044E-4 = product of:
  0.0017016088 = sum of:
    0.0017016088 = product of:
      0.0034032175 = sum of:
        0.0034032175 = weight(_text_:s in 2212) [ClassicSimilarity], result of:
          0.0034032175 = score(doc=2212,freq=4.0), product of:
            0.05008241 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046063907 = queryNorm
            0.06795235 = fieldWeight in 2212, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.03125 = fieldNorm(doc=2212)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Source: Journal of documentation. 64(2008) no.4, S.511-551

Yu, L.: How poor informationally are the information poor? : evidence from an empirical study of daily and regular information practices of individuals (2010) 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 4156) [ClassicSimilarity], result of:
          0.0030080476 = score(doc=4156,freq=2.0), product of:
            0.05008241 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046063907 = queryNorm
            0.060061958 = fieldWeight in 4156, 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=4156)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Source: Journal of documentation. 66(2010) no.6, S.906-933

Yu, L.: Back to the fundamentals again : a redefinition of information and associated LIS concepts following a deductive approach (2015) 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 2142) [ClassicSimilarity], result of:
          0.0030080476 = score(doc=2142,freq=2.0), product of:
            0.05008241 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046063907 = queryNorm
            0.060061958 = fieldWeight in 2142, 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=2142)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Source: Journal of documentation. 71(2015) no.4, S.795-816

Yu, L.; Zhou, W.; Yu, B.; Liu, H.: Towards a comprehensive measurement of the information rich and poor : based on the conceptualization of individuals as information agents (2016) 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 3027) [ClassicSimilarity], result of:
          0.0030080476 = score(doc=3027,freq=2.0), product of:
            0.05008241 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046063907 = queryNorm
            0.060061958 = fieldWeight in 3027, 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=3027)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Source: Journal of documentation. 72(2016) no.4, S.614-635

Yu, L.; Zhou, W.: Information inequality in contemporary Chinese urban society : the results of a cluster analysis (2016) 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 3093) [ClassicSimilarity], result of:
          0.0030080476 = score(doc=3093,freq=2.0), product of:
            0.05008241 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046063907 = queryNorm
            0.060061958 = fieldWeight in 3093, 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=3093)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Source: Journal of the Association for Information Science and Technology. 67(2016) no.9, S.2246-2262

Yu, L.: Towards structure-agency integrative theories for information access disparity : lessons from within and beyond LIS (2019) 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 5339) [ClassicSimilarity], result of:
          0.0030080476 = score(doc=5339,freq=2.0), product of:
            0.05008241 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046063907 = queryNorm
            0.060061958 = fieldWeight in 5339, 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=5339)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Source: Journal of documentation. 75(2019) no.3, S.458-477

Search (12 results, page 1 of 1)

Authors

Years

Themes