Search (1 results, page 1 of 1)

  • × author_ss:"Chang, Y.-W."
  • × theme_ss:"Informetrie"
  • × year_i:[2020 TO 2030}
  1. Vakkari, P.; Järvelin, K.; Chang, Y.-W.: ¬The association of disciplinary background with the evolution of topics and methods in Library and Information Science research 1995-2015 (2023) 0.02 
    0.019401425 = product of:
  0.03880285 = sum of:
    0.03880285 = sum of:
      0.0055948654 = weight(_text_:e in 998) [ClassicSimilarity], result of:
        0.0055948654 = score(doc=998,freq=2.0), product of:
          0.07046056 = queryWeight, product of:
            1.43737 = idf(docFreq=28552, maxDocs=44218)
            0.049020473 = queryNorm
          0.07940422 = fieldWeight in 998, 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=998)
      0.033207987 = weight(_text_:22 in 998) [ClassicSimilarity], result of:
        0.033207987 = score(doc=998,freq=2.0), product of:
          0.17166135 = queryWeight, product of:
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.049020473 = queryNorm
          0.19345059 = fieldWeight in 998, 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=998)
  0.5 = coord(1/2)
    Date
    22. 6.2023 18:15:06
    Language
    e