Search (2 results, page 1 of 1)

  • × author_ss:"Salton, G."
  • × author_ss:"Voorhees, E."
  1. Salton, G.; Voorhees, E.; Fox, E.A.: ¬A comparison of two methods for Boolean query relevance feedback (1984) 0.00 
    0.0014971517 = product of:
  0.0059886067 = sum of:
    0.0059886067 = product of:
      0.01796582 = sum of:
        0.01796582 = weight(_text_:a in 5446) [ClassicSimilarity], result of:
          0.01796582 = score(doc=5446,freq=4.0), product of:
            0.062324677 = queryWeight, product of:
              1.153047 = idf(docFreq=37942, maxDocs=44218)
              0.05405216 = queryNorm
            0.28826174 = fieldWeight in 5446, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              1.153047 = idf(docFreq=37942, maxDocs=44218)
              0.125 = fieldNorm(doc=5446)
      0.33333334 = coord(1/3)
  0.25 = coord(1/4)
    Type
    a
  2. Salton, G.; Fox, E.A.; Voorhees, E.: Advanced feedback methods in information retrieval (1985) 0.00 
    0.001058646 = product of:
  0.004234584 = sum of:
    0.004234584 = product of:
      0.012703752 = sum of:
        0.012703752 = weight(_text_:a in 5445) [ClassicSimilarity], result of:
          0.012703752 = score(doc=5445,freq=2.0), product of:
            0.062324677 = queryWeight, product of:
              1.153047 = idf(docFreq=37942, maxDocs=44218)
              0.05405216 = queryNorm
            0.20383182 = fieldWeight in 5445, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.153047 = idf(docFreq=37942, maxDocs=44218)
              0.125 = fieldNorm(doc=5445)
      0.33333334 = coord(1/3)
  0.25 = coord(1/4)
    Type
    a