Search (3 results, page 1 of 1)

  • × type_ss:"d"
  • × year_i:[1980 TO 1990}
  1. Janes, J.W.: Towards a search theory of information (1989) 0.00 
    0.0026035227 = product of:
  0.0052070455 = sum of:
    0.0052070455 = product of:
      0.010414091 = sum of:
        0.010414091 = weight(_text_:a in 4491) [ClassicSimilarity], result of:
          0.010414091 = score(doc=4491,freq=2.0), product of:
            0.04087327 = queryWeight, product of:
              1.153047 = idf(docFreq=37942, maxDocs=44218)
              0.035448052 = queryNorm
            0.25478977 = fieldWeight in 4491, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.153047 = idf(docFreq=37942, maxDocs=44218)
              0.15625 = fieldNorm(doc=4491)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  2. Khosh-khui, A.: Statistical analysis of the association between Library of Congress Subject Headings and their corresponding class notations in the main classes of LCC and DDC (1985) 0.00 
    0.0015621138 = product of:
  0.0031242275 = sum of:
    0.0031242275 = product of:
      0.006248455 = sum of:
        0.006248455 = weight(_text_:a in 2810) [ClassicSimilarity], result of:
          0.006248455 = score(doc=2810,freq=2.0), product of:
            0.04087327 = queryWeight, product of:
              1.153047 = idf(docFreq=37942, maxDocs=44218)
              0.035448052 = queryNorm
            0.15287387 = fieldWeight in 2810, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.153047 = idf(docFreq=37942, maxDocs=44218)
              0.09375 = fieldNorm(doc=2810)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  3. Dovbenko, M.A.; Umanski, A.N.: ¬A comparative analysis of information retrieval thesauri and normalised scientific and technical terminologies with the aim of their coordinated development (1980) 0.00 
    0.0010414091 = product of:
  0.0020828182 = sum of:
    0.0020828182 = product of:
      0.0041656364 = sum of:
        0.0041656364 = weight(_text_:a in 1465) [ClassicSimilarity], result of:
          0.0041656364 = score(doc=1465,freq=2.0), product of:
            0.04087327 = queryWeight, product of:
              1.153047 = idf(docFreq=37942, maxDocs=44218)
              0.035448052 = queryNorm
            0.10191591 = fieldWeight in 1465, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.153047 = idf(docFreq=37942, maxDocs=44218)
              0.0625 = fieldNorm(doc=1465)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Authors