Search (4 results, page 1 of 1)

  • × author_ss:"Harter, S.P."
  • × theme_ss:"Retrievalstudien"
  1. Harter, S.P.: ¬The Cranfield II relevance assessments : a critical evaluation (1971) 0.12 
    0.115160696 = product of:
  0.23032139 = sum of:
    0.23032139 = product of:
      0.46064278 = sum of:
        0.46064278 = weight(_text_:s.p in 5364) [ClassicSimilarity], result of:
          0.46064278 = score(doc=5364,freq=2.0), product of:
            0.33641997 = queryWeight, product of:
              7.7456436 = idf(docFreq=51, maxDocs=44218)
              0.043433443 = queryNorm
            1.3692492 = fieldWeight in 5364, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.7456436 = idf(docFreq=51, maxDocs=44218)
              0.125 = fieldNorm(doc=5364)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  2. Harter, S.P.: Search term combinations and retrieval overlap : a proposed methodology and case study (1990) 0.10 
    0.10076561 = product of:
  0.20153122 = sum of:
    0.20153122 = product of:
      0.40306243 = sum of:
        0.40306243 = weight(_text_:s.p in 339) [ClassicSimilarity], result of:
          0.40306243 = score(doc=339,freq=2.0), product of:
            0.33641997 = queryWeight, product of:
              7.7456436 = idf(docFreq=51, maxDocs=44218)
              0.043433443 = queryNorm
            1.198093 = fieldWeight in 339, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.7456436 = idf(docFreq=51, maxDocs=44218)
              0.109375 = fieldNorm(doc=339)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  3. Harter, S.P.; Hert, C.A.: Evaluation of information retrieval systems : approaches, issues, and methods (1997) 0.05 
    0.050382804 = product of:
  0.10076561 = sum of:
    0.10076561 = product of:
      0.20153122 = sum of:
        0.20153122 = weight(_text_:s.p in 2264) [ClassicSimilarity], result of:
          0.20153122 = score(doc=2264,freq=2.0), product of:
            0.33641997 = queryWeight, product of:
              7.7456436 = idf(docFreq=51, maxDocs=44218)
              0.043433443 = queryNorm
            0.5990465 = fieldWeight in 2264, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.7456436 = idf(docFreq=51, maxDocs=44218)
              0.0546875 = fieldNorm(doc=2264)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  4. Harter, S.P.: Variations in relevance assessments and the measurement of retrieval effectiveness (1996) 0.04 
    0.03598772 = product of:
  0.07197544 = sum of:
    0.07197544 = product of:
      0.14395088 = sum of:
        0.14395088 = weight(_text_:s.p in 3004) [ClassicSimilarity], result of:
          0.14395088 = score(doc=3004,freq=2.0), product of:
            0.33641997 = queryWeight, product of:
              7.7456436 = idf(docFreq=51, maxDocs=44218)
              0.043433443 = queryNorm
            0.4278904 = fieldWeight in 3004, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.7456436 = idf(docFreq=51, maxDocs=44218)
              0.0390625 = fieldNorm(doc=3004)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Years