Search (20 results, page 1 of 1)

  • × author_ss:"Bar-Ilan, J."
  1. Bar-Ilan, J.: Methods for measuring search engine performance over time (2002) 0.01 
    0.010237046 = product of:
  0.020474091 = sum of:
    0.020474091 = product of:
      0.040948182 = sum of:
        0.040948182 = weight(_text_:technology in 305) [ClassicSimilarity], result of:
          0.040948182 = score(doc=305,freq=2.0), product of:
            0.15554588 = queryWeight, product of:
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.052224867 = queryNorm
            0.2632547 = fieldWeight in 305, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.0625 = fieldNorm(doc=305)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Journal of the American Society for Information Science and technology. 53(2002) no.4, S.308-319
  2. Bar-Ilan, J.; Peritz, B.C.: Evolution, continuity, and disappearance of documents on a specific topic an the Web : a longitudinal study of "informetrics" (2004) 0.01 
    0.008957415 = product of:
  0.01791483 = sum of:
    0.01791483 = product of:
      0.03582966 = sum of:
        0.03582966 = weight(_text_:technology in 2886) [ClassicSimilarity], result of:
          0.03582966 = score(doc=2886,freq=2.0), product of:
            0.15554588 = queryWeight, product of:
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.052224867 = queryNorm
            0.23034787 = fieldWeight in 2886, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.0546875 = fieldNorm(doc=2886)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Journal of the American Society for Information Science and Technology. 55(2004) no.11, S.980-990
  3. Bronstein, J.; Gazit, T.; Perez, O.; Bar-Ilan, J.; Aharony, N.; Amichai-Hamburger, Y.: ¬An examination of the factors contributing to participation in online social platforms (2016) 0.01 
    0.008844686 = product of:
  0.017689371 = sum of:
    0.017689371 = product of:
      0.035378743 = sum of:
        0.035378743 = weight(_text_:22 in 3364) [ClassicSimilarity], result of:
          0.035378743 = score(doc=3364,freq=2.0), product of:
            0.18288259 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.052224867 = queryNorm
            0.19345059 = fieldWeight in 3364, 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=3364)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    20. 1.2015 18:30:22
  4. Bar-Ilan, J.: ¬The use of Web search engines in information science research (2003) 0.01 
    0.007677784 = product of:
  0.015355568 = sum of:
    0.015355568 = product of:
      0.030711137 = sum of:
        0.030711137 = weight(_text_:technology in 4271) [ClassicSimilarity], result of:
          0.030711137 = score(doc=4271,freq=2.0), product of:
            0.15554588 = queryWeight, product of:
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.052224867 = queryNorm
            0.19744103 = fieldWeight in 4271, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.046875 = fieldNorm(doc=4271)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Annual review of information science and technology. 38(2004), S.231-288
  5. Bar-Ilan, J.; Azoulay, R.: Map of nonprofit organization websites in Israel (2012) 0.01 
    0.007677784 = product of:
  0.015355568 = sum of:
    0.015355568 = product of:
      0.030711137 = sum of:
        0.030711137 = weight(_text_:technology in 253) [ClassicSimilarity], result of:
          0.030711137 = score(doc=253,freq=2.0), product of:
            0.15554588 = queryWeight, product of:
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.052224867 = queryNorm
            0.19744103 = fieldWeight in 253, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.046875 = fieldNorm(doc=253)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Journal of the American Society for Information Science and Technology. 63(2012) no.6, S.1142-1167
  6. Shema, H.; Bar-Ilan, J.; Thelwall, M.: Do blog citations correlate with a higher number of future citations? : Research blogs as a potential source for alternative metrics (2014) 0.01 
    0.007677784 = product of:
  0.015355568 = sum of:
    0.015355568 = product of:
      0.030711137 = sum of:
        0.030711137 = weight(_text_:technology in 1258) [ClassicSimilarity], result of:
          0.030711137 = score(doc=1258,freq=2.0), product of:
            0.15554588 = queryWeight, product of:
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.052224867 = queryNorm
            0.19744103 = fieldWeight in 1258, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.046875 = fieldNorm(doc=1258)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Journal of the Association for Information Science and Technology. 65(2014) no.5, S.1018-1027
  7. Zhitomirsky-Geffet, M.; Bar-Ilan, J.: Towards maximal unification of semantically diverse ontologies for controversial domains (2014) 0.01 
    0.007075749 = product of:
  0.014151498 = sum of:
    0.014151498 = product of:
      0.028302995 = sum of:
        0.028302995 = weight(_text_:22 in 1634) [ClassicSimilarity], result of:
          0.028302995 = score(doc=1634,freq=2.0), product of:
            0.18288259 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.052224867 = queryNorm
            0.15476047 = fieldWeight in 1634, 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=1634)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    20. 1.2015 18:30:22
  8. Zhitomirsky-Geffet, M.; Bar-Ilan, J.; Levene, M.: Testing the stability of "wisdom of crowds" judgments of search results over time and their similarity with the search engine rankings (2016) 0.01 
    0.007075749 = product of:
  0.014151498 = sum of:
    0.014151498 = product of:
      0.028302995 = sum of:
        0.028302995 = weight(_text_:22 in 3071) [ClassicSimilarity], result of:
          0.028302995 = score(doc=3071,freq=2.0), product of:
            0.18288259 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.052224867 = queryNorm
            0.15476047 = fieldWeight in 3071, 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=3071)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    20. 1.2015 18:30:22
  9. Bar-Ilan, J.: Web links and search engine ranking : the case of Google and the query "Jew" (2006) 0.01 
    0.0063981535 = product of:
  0.012796307 = sum of:
    0.012796307 = product of:
      0.025592614 = sum of:
        0.025592614 = weight(_text_:technology in 6104) [ClassicSimilarity], result of:
          0.025592614 = score(doc=6104,freq=2.0), product of:
            0.15554588 = queryWeight, product of:
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.052224867 = queryNorm
            0.16453418 = fieldWeight in 6104, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.0390625 = fieldNorm(doc=6104)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Journal of the American Society for Information Science and Technology. 57(2006) no.12, S.1581-1589
  10. Bar-Ilan, J.; Belous, Y.: Children as architects of Web directories : an exploratory study (2007) 0.01 
    0.0063981535 = product of:
  0.012796307 = sum of:
    0.012796307 = product of:
      0.025592614 = sum of:
        0.025592614 = weight(_text_:technology in 289) [ClassicSimilarity], result of:
          0.025592614 = score(doc=289,freq=2.0), product of:
            0.15554588 = queryWeight, product of:
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.052224867 = queryNorm
            0.16453418 = fieldWeight in 289, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.0390625 = fieldNorm(doc=289)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Journal of the American Society for Information Science and Technology. 58(2007) no.6, S.895-907
  11. Bar-Ilan, J.; Keenoy, K.; Yaari, E.; Levene, M.: User rankings of search engine results (2007) 0.01 
    0.0063981535 = product of:
  0.012796307 = sum of:
    0.012796307 = product of:
      0.025592614 = sum of:
        0.025592614 = weight(_text_:technology in 470) [ClassicSimilarity], result of:
          0.025592614 = score(doc=470,freq=2.0), product of:
            0.15554588 = queryWeight, product of:
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.052224867 = queryNorm
            0.16453418 = fieldWeight in 470, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.0390625 = fieldNorm(doc=470)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Journal of the American Society for Information Science and Technology. 58(2007) no.9, S.1254-1266
  12. Bar-Ilan, J.; Keenoy, K.; Levene, M.; Yaari, E.: Presentation bias is significant in determining user preference for search results : a user study (2009) 0.01 
    0.0063981535 = product of:
  0.012796307 = sum of:
    0.012796307 = product of:
      0.025592614 = sum of:
        0.025592614 = weight(_text_:technology in 2703) [ClassicSimilarity], result of:
          0.025592614 = score(doc=2703,freq=2.0), product of:
            0.15554588 = queryWeight, product of:
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.052224867 = queryNorm
            0.16453418 = fieldWeight in 2703, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.0390625 = fieldNorm(doc=2703)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Journal of the American Society for Information Science and Technology. 60(2009) no.1, S.135-149
  13. Bar-Ilan, J.; Peritz, B.C.: ¬A method for measuring the evolution of a topic on the Web : the case of "informetrics" (2009) 0.01 
    0.0063981535 = product of:
  0.012796307 = sum of:
    0.012796307 = product of:
      0.025592614 = sum of:
        0.025592614 = weight(_text_:technology in 3089) [ClassicSimilarity], result of:
          0.025592614 = score(doc=3089,freq=2.0), product of:
            0.15554588 = queryWeight, product of:
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.052224867 = queryNorm
            0.16453418 = fieldWeight in 3089, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.0390625 = fieldNorm(doc=3089)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Journal of the American Society for Information Science and Technology. 60(2009) no.9, S.1730-1740
  14. Bar-Ilan, J.; Zhitomirsky-Geffet, M.; Miller, Y.; Shoham, S.: ¬The effects of background information and social interaction on image tagging (2010) 0.01 
    0.0063981535 = product of:
  0.012796307 = sum of:
    0.012796307 = product of:
      0.025592614 = sum of:
        0.025592614 = weight(_text_:technology in 3453) [ClassicSimilarity], result of:
          0.025592614 = score(doc=3453,freq=2.0), product of:
            0.15554588 = queryWeight, product of:
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.052224867 = queryNorm
            0.16453418 = fieldWeight in 3453, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.0390625 = fieldNorm(doc=3453)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Journal of the American Society for Information Science and Technology. 61(2010) no.5, S.940-951
  15. Barsky, E.; Bar-Ilan, J.: ¬The impact of task phrasing on the choice of search keywords and on the search process and success (2012) 0.01 
    0.0063981535 = product of:
  0.012796307 = sum of:
    0.012796307 = product of:
      0.025592614 = sum of:
        0.025592614 = weight(_text_:technology in 455) [ClassicSimilarity], result of:
          0.025592614 = score(doc=455,freq=2.0), product of:
            0.15554588 = queryWeight, product of:
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.052224867 = queryNorm
            0.16453418 = fieldWeight in 455, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.0390625 = fieldNorm(doc=455)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Journal of the American Society for Information Science and Technology. 63(2012) no.10, S.1987-2005
  16. Bergman, O.; Gradovitch, N.; Bar-Ilan, J.; Beyth-Marom, R.: Folder versus tag preference in personal information management (2013) 0.01 
    0.0063981535 = product of:
  0.012796307 = sum of:
    0.012796307 = product of:
      0.025592614 = sum of:
        0.025592614 = weight(_text_:technology in 1103) [ClassicSimilarity], result of:
          0.025592614 = score(doc=1103,freq=2.0), product of:
            0.15554588 = queryWeight, product of:
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.052224867 = queryNorm
            0.16453418 = fieldWeight in 1103, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.0390625 = fieldNorm(doc=1103)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Journal of the American Society for Information Science and Technology. 64(2013) no.10, S.1995-2012
  17. Shema, H.; Bar-Ilan, J.; Thelwall, M.: How is research blogged? : A content analysis approach (2015) 0.01 
    0.0063981535 = product of:
  0.012796307 = sum of:
    0.012796307 = product of:
      0.025592614 = sum of:
        0.025592614 = weight(_text_:technology in 1863) [ClassicSimilarity], result of:
          0.025592614 = score(doc=1863,freq=2.0), product of:
            0.15554588 = queryWeight, product of:
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.052224867 = queryNorm
            0.16453418 = fieldWeight in 1863, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.0390625 = fieldNorm(doc=1863)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Journal of the Association for Information Science and Technology. 66(2015) no.6, S.1136-1149
  18. Zhitomirsky-Geffet, M.; Erez, E.S.; Bar-Ilan, J.: Toward multiviewpoint ontology construction by collaboration of non-experts and crowdsourcing : the case of the effect of diet on health (2017) 0.01 
    0.0063981535 = product of:
  0.012796307 = sum of:
    0.012796307 = product of:
      0.025592614 = sum of:
        0.025592614 = weight(_text_:technology in 3439) [ClassicSimilarity], result of:
          0.025592614 = score(doc=3439,freq=2.0), product of:
            0.15554588 = queryWeight, product of:
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.052224867 = queryNorm
            0.16453418 = fieldWeight in 3439, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.0390625 = fieldNorm(doc=3439)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Journal of the Association for Information Science and Technology. 68(2017) no.3, S.681-694
  19. Zhitomirsky-Geffet, M.; Bar-Ilan, J.; Levene, M.: Analysis of change in users' assessment of search results over time (2017) 0.01 
    0.0063981535 = product of:
  0.012796307 = sum of:
    0.012796307 = product of:
      0.025592614 = sum of:
        0.025592614 = weight(_text_:technology in 3593) [ClassicSimilarity], result of:
          0.025592614 = score(doc=3593,freq=2.0), product of:
            0.15554588 = queryWeight, product of:
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.052224867 = queryNorm
            0.16453418 = fieldWeight in 3593, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.0390625 = fieldNorm(doc=3593)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Journal of the Association for Information Science and Technology. 68(2017) no.5, S.1137-1148
  20. Zhitomirsky-Geffet, M.; Bar-Ilan, J.; Levene, M.: Categorical relevance judgment (2018) 0.01 
    0.0063981535 = product of:
  0.012796307 = sum of:
    0.012796307 = product of:
      0.025592614 = sum of:
        0.025592614 = weight(_text_:technology in 4457) [ClassicSimilarity], result of:
          0.025592614 = score(doc=4457,freq=2.0), product of:
            0.15554588 = queryWeight, product of:
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.052224867 = queryNorm
            0.16453418 = fieldWeight in 4457, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.978387 = idf(docFreq=6114, maxDocs=44218)
              0.0390625 = fieldNorm(doc=4457)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Journal of the Association for Information Science and Technology. 69(2018) no.9, S.1084-1094

Authors

Years

Themes