Search (7 results, page 1 of 1)

Jones, G.; Robertson, A.M.; Willett, P.: ¬An introduction to genetic algorithms and to their use in information retrieval (1994) 0.01

0.011869556 = product of:
  0.05934778 = sum of:
    0.05934778 = weight(_text_:p in 7415) [ClassicSimilarity], result of:
      0.05934778 = score(doc=7415,freq=2.0), product of:
        0.18674485 = queryWeight, product of:
          3.5955126 = idf(docFreq=3298, maxDocs=44218)
          0.05193831 = queryNorm
        0.31780142 = fieldWeight in 7415, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          3.5955126 = idf(docFreq=3298, maxDocs=44218)
          0.0625 = fieldNorm(doc=7415)
  0.2 = coord(1/5)

Robertson, A.M.; Willett, P.: Identification of word-variants in historical text databases : report for the period October 1990 to September 1992 (1994) 0.01

0.011869556 = product of:
  0.05934778 = sum of:
    0.05934778 = weight(_text_:p in 939) [ClassicSimilarity], result of:
      0.05934778 = score(doc=939,freq=2.0), product of:
        0.18674485 = queryWeight, product of:
          3.5955126 = idf(docFreq=3298, maxDocs=44218)
          0.05193831 = queryNorm
        0.31780142 = fieldWeight in 939, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          3.5955126 = idf(docFreq=3298, maxDocs=44218)
          0.0625 = fieldNorm(doc=939)
  0.2 = coord(1/5)

Robertson, A.M.; Willett, P.: Use of genetic algorithms in information retrieval (1995) 0.01

0.011869556 = product of:
  0.05934778 = sum of:
    0.05934778 = weight(_text_:p in 2418) [ClassicSimilarity], result of:
      0.05934778 = score(doc=2418,freq=2.0), product of:
        0.18674485 = queryWeight, product of:
          3.5955126 = idf(docFreq=3298, maxDocs=44218)
          0.05193831 = queryNorm
        0.31780142 = fieldWeight in 2418, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          3.5955126 = idf(docFreq=3298, maxDocs=44218)
          0.0625 = fieldNorm(doc=2418)
  0.2 = coord(1/5)

Ekmekcioglu, F.C.; Robertson, A.M.; Willett, P.: Effectiveness of query expansion in ranked-output document retrieval systems (1992) 0.01

0.011869556 = product of:
  0.05934778 = sum of:
    0.05934778 = weight(_text_:p in 5689) [ClassicSimilarity], result of:
      0.05934778 = score(doc=5689,freq=2.0), product of:
        0.18674485 = queryWeight, product of:
          3.5955126 = idf(docFreq=3298, maxDocs=44218)
          0.05193831 = queryNorm
        0.31780142 = fieldWeight in 5689, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          3.5955126 = idf(docFreq=3298, maxDocs=44218)
          0.0625 = fieldNorm(doc=5689)
  0.2 = coord(1/5)

Robertson, A.M.; Willett, P.: Applications of n-grams in textual information systems (1998) 0.01

0.011869556 = product of:
  0.05934778 = sum of:
    0.05934778 = weight(_text_:p in 4715) [ClassicSimilarity], result of:
      0.05934778 = score(doc=4715,freq=2.0), product of:
        0.18674485 = queryWeight, product of:
          3.5955126 = idf(docFreq=3298, maxDocs=44218)
          0.05193831 = queryNorm
        0.31780142 = fieldWeight in 4715, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          3.5955126 = idf(docFreq=3298, maxDocs=44218)
          0.0625 = fieldNorm(doc=4715)
  0.2 = coord(1/5)

Robertson, A.M.; Willett, P.: Retrieval techniques for historical English text : searching the sixteenth and seventeenth century titles in the Catalogue of Caterbury Cathedral Library using spelling-correction methods (1992) 0.01

0.010385862 = product of:
  0.051929306 = sum of:
    0.051929306 = weight(_text_:p in 4209) [ClassicSimilarity], result of:
      0.051929306 = score(doc=4209,freq=2.0), product of:
        0.18674485 = queryWeight, product of:
          3.5955126 = idf(docFreq=3298, maxDocs=44218)
          0.05193831 = queryNorm
        0.27807623 = fieldWeight in 4209, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          3.5955126 = idf(docFreq=3298, maxDocs=44218)
          0.0546875 = fieldNorm(doc=4209)
  0.2 = coord(1/5)

Robertson, A.M.; Willett, P.: Generation of equifrequent groups of words using a genetic algorithm (1994) 0.01

0.010385862 = product of:
  0.051929306 = sum of:
    0.051929306 = weight(_text_:p in 8158) [ClassicSimilarity], result of:
      0.051929306 = score(doc=8158,freq=2.0), product of:
        0.18674485 = queryWeight, product of:
          3.5955126 = idf(docFreq=3298, maxDocs=44218)
          0.05193831 = queryNorm
        0.27807623 = fieldWeight in 8158, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          3.5955126 = idf(docFreq=3298, maxDocs=44218)
          0.0546875 = fieldNorm(doc=8158)
  0.2 = coord(1/5)

Search (7 results, page 1 of 1)

Authors

Types

Themes