Search (2 results, page 1 of 1)

  • × author_ss:"Swets, J.A."
  • × year_i:[1960 TO 1970}
  1. Swets, J.A.: Information retrieval systems (1963) 0.00 
    0.0034954415 = product of:
  0.010486324 = sum of:
    0.010486324 = weight(_text_:s in 5482) [ClassicSimilarity], result of:
      0.010486324 = score(doc=5482,freq=2.0), product of:
        0.043647945 = queryWeight, product of:
          1.0872376 = idf(docFreq=40523, maxDocs=44218)
          0.04014573 = queryNorm
        0.24024783 = fieldWeight in 5482, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.0872376 = idf(docFreq=40523, maxDocs=44218)
          0.15625 = fieldNorm(doc=5482)
  0.33333334 = coord(1/3)
    Source
    Science. 141(1963), S.245-250
  2. Swets, J.A.: Effectiveness of information retrieval systems (1969) 0.00 
    0.0034954415 = product of:
  0.010486324 = sum of:
    0.010486324 = weight(_text_:s in 5483) [ClassicSimilarity], result of:
      0.010486324 = score(doc=5483,freq=2.0), product of:
        0.043647945 = queryWeight, product of:
          1.0872376 = idf(docFreq=40523, maxDocs=44218)
          0.04014573 = queryNorm
        0.24024783 = fieldWeight in 5483, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          1.0872376 = idf(docFreq=40523, maxDocs=44218)
          0.15625 = fieldNorm(doc=5483)
  0.33333334 = coord(1/3)
    Source
    American documentation. 20(1969), S.72-89