Search (1 results, page 1 of 1)

0.0018816947 = product of:
  0.016935252 = sum of:
    0.016935252 = weight(_text_:of in 738) [ClassicSimilarity], result of:
      0.016935252 = score(doc=738,freq=2.0), product of:
        0.061262865 = queryWeight, product of:
          1.5637573 = idf(docFreq=25162, maxDocs=44218)
          0.03917671 = queryNorm
        0.27643585 = fieldWeight in 738, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.5637573 = idf(docFreq=25162, maxDocs=44218)
          0.125 = fieldNorm(doc=738)
  0.11111111 = coord(1/9)

Source

Journal of the American Society for Information Science. 40(1989), S.164-171