Document (#2141)

Author
Walker, S.
Jones, R.M.
Title
Improving subject retrieval in online catalogues : T.1: Stemming, automatic spelling correction and cross-reference tables
Imprint
London : British Library
Year
1987
Series
British Library research paper; 24
Theme
Verbale Doksprachen im Online-Retrieval
OPAC

Similar documents (author)

  1. Sparck Jones, K.; Walker, S.; Robertson, S.E.: ¬A probabilistic model of information retrieval : development and comparative experiments - part 1 (2000) 3.88
    3.8755946 = sum of:
      3.8755946 = sum of:
        1.646692 = weight(author_txt:jones in 4249) [ClassicSimilarity], result of:
          1.646692 = score(doc=4249,freq=1.0), product of:
            0.632799 = queryWeight, product of:
              6.939294 = idf(docFreq=116, maxDocs=44421)
              0.091190696 = queryNorm
            2.6022353 = fieldWeight in 4249, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              6.939294 = idf(docFreq=116, maxDocs=44421)
              0.375 = fieldNorm(doc=4249)
        2.2289026 = weight(author_txt:walker in 4249) [ClassicSimilarity], result of:
          2.2289026 = score(doc=4249,freq=1.0), product of:
            0.77431613 = queryWeight, product of:
              1.1061811 = boost
              7.676116 = idf(docFreq=55, maxDocs=44421)
              0.091190696 = queryNorm
            2.8785434 = fieldWeight in 4249, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              7.676116 = idf(docFreq=55, maxDocs=44421)
              0.375 = fieldNorm(doc=4249)
    
  2. Sparck Jones, K.; Walker, S.; Robertson, S.E.: ¬A probabilistic model of information retrieval : development and comparative experiments - part 2 (2000) 3.88
    3.8755946 = sum of:
      3.8755946 = sum of:
        1.646692 = weight(author_txt:jones in 4354) [ClassicSimilarity], result of:
          1.646692 = score(doc=4354,freq=1.0), product of:
            0.632799 = queryWeight, product of:
              6.939294 = idf(docFreq=116, maxDocs=44421)
              0.091190696 = queryNorm
            2.6022353 = fieldWeight in 4354, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              6.939294 = idf(docFreq=116, maxDocs=44421)
              0.375 = fieldNorm(doc=4354)
        2.2289026 = weight(author_txt:walker in 4354) [ClassicSimilarity], result of:
          2.2289026 = score(doc=4354,freq=1.0), product of:
            0.77431613 = queryWeight, product of:
              1.1061811 = boost
              7.676116 = idf(docFreq=55, maxDocs=44421)
              0.091190696 = queryNorm
            2.8785434 = fieldWeight in 4354, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              7.676116 = idf(docFreq=55, maxDocs=44421)
              0.375 = fieldNorm(doc=4354)
    
  3. Jones, S.; Gatford, M.; Robertson, S.; Hancock-Beaulieu, M.; Secker, J.; Walker, S.: Interactive thesaurus navigation : intelligence rules OK? (1995) 2.58
    2.5837297 = sum of:
      2.5837297 = sum of:
        1.0977947 = weight(author_txt:jones in 248) [ClassicSimilarity], result of:
          1.0977947 = score(doc=248,freq=1.0), product of:
            0.632799 = queryWeight, product of:
              6.939294 = idf(docFreq=116, maxDocs=44421)
              0.091190696 = queryNorm
            1.7348235 = fieldWeight in 248, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              6.939294 = idf(docFreq=116, maxDocs=44421)
              0.25 = fieldNorm(doc=248)
        1.4859351 = weight(author_txt:walker in 248) [ClassicSimilarity], result of:
          1.4859351 = score(doc=248,freq=1.0), product of:
            0.77431613 = queryWeight, product of:
              1.1061811 = boost
              7.676116 = idf(docFreq=55, maxDocs=44421)
              0.091190696 = queryNorm
            1.919029 = fieldWeight in 248, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              7.676116 = idf(docFreq=55, maxDocs=44421)
              0.25 = fieldNorm(doc=248)
    
  4. Walker, S.: Okapi : Evaluating and enhancing an experimental online catalog (1987) 1.86
    1.8574189 = sum of:
      1.8574189 = product of:
        3.7148378 = sum of:
          3.7148378 = weight(author_txt:walker in 372) [ClassicSimilarity], result of:
            3.7148378 = score(doc=372,freq=1.0), product of:
              0.77431613 = queryWeight, product of:
                1.1061811 = boost
                7.676116 = idf(docFreq=55, maxDocs=44421)
                0.091190696 = queryNorm
              4.7975726 = fieldWeight in 372, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.676116 = idf(docFreq=55, maxDocs=44421)
                0.625 = fieldNorm(doc=372)
        0.5 = coord(1/2)
    
  5. Walker, S.: Ease of use in online catalogues : a plea for the user (1986) 1.86
    1.8574189 = sum of:
      1.8574189 = product of:
        3.7148378 = sum of:
          3.7148378 = weight(author_txt:walker in 374) [ClassicSimilarity], result of:
            3.7148378 = score(doc=374,freq=1.0), product of:
              0.77431613 = queryWeight, product of:
                1.1061811 = boost
                7.676116 = idf(docFreq=55, maxDocs=44421)
                0.091190696 = queryNorm
              4.7975726 = fieldWeight in 374, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.676116 = idf(docFreq=55, maxDocs=44421)
                0.625 = fieldNorm(doc=374)
        0.5 = coord(1/2)
    

Similar documents (content)

  1. Fieldhouse, M.; Hancock-Beaulieu, M.: ¬The changing face of OKAPI (1994) 1.31
    1.3094774 = sum of:
      1.3094774 = product of:
        1.4285208 = sum of:
          0.035119373 = weight(abstract_txt:retrieval in 1561) [ClassicSimilarity], result of:
            0.035119373 = score(doc=1561,freq=2.0), product of:
              0.091432266 = queryWeight, product of:
                3.4765 = idf(docFreq=3732, maxDocs=44421)
                0.026300091 = queryNorm
              0.3841026 = fieldWeight in 1561, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.4765 = idf(docFreq=3732, maxDocs=44421)
                0.078125 = fieldNorm(doc=1561)
          0.029085355 = weight(abstract_txt:online in 1561) [ClassicSimilarity], result of:
            0.029085355 = score(doc=1561,freq=1.0), product of:
              0.10159241 = queryWeight, product of:
                1.0540978 = boost
                3.6645708 = idf(docFreq=3092, maxDocs=44421)
                0.026300091 = queryNorm
              0.28629458 = fieldWeight in 1561, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.6645708 = idf(docFreq=3092, maxDocs=44421)
                0.078125 = fieldNorm(doc=1561)
          0.03532783 = weight(abstract_txt:subject in 1561) [ClassicSimilarity], result of:
            0.03532783 = score(doc=1561,freq=1.0), product of:
              0.11565284 = queryWeight, product of:
                1.1246785 = boost
                3.9099448 = idf(docFreq=2419, maxDocs=44421)
                0.026300091 = queryNorm
              0.30546445 = fieldWeight in 1561, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.9099448 = idf(docFreq=2419, maxDocs=44421)
                0.078125 = fieldNorm(doc=1561)
          0.052614678 = weight(abstract_txt:reference in 1561) [ClassicSimilarity], result of:
            0.052614678 = score(doc=1561,freq=1.0), product of:
              0.15082833 = queryWeight, product of:
                1.2843746 = boost
                4.4651284 = idf(docFreq=1388, maxDocs=44421)
                0.026300091 = queryNorm
              0.34883815 = fieldWeight in 1561, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.4651284 = idf(docFreq=1388, maxDocs=44421)
                0.078125 = fieldNorm(doc=1561)
          0.082895905 = weight(abstract_txt:automatic in 1561) [ClassicSimilarity], result of:
            0.082895905 = score(doc=1561,freq=1.0), product of:
              0.204221 = queryWeight, product of:
                1.4945155 = boost
                5.1956835 = idf(docFreq=668, maxDocs=44421)
                0.026300091 = queryNorm
              0.40591276 = fieldWeight in 1561, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.1956835 = idf(docFreq=668, maxDocs=44421)
                0.078125 = fieldNorm(doc=1561)
          0.0935777 = weight(abstract_txt:catalogues in 1561) [ClassicSimilarity], result of:
            0.0935777 = score(doc=1561,freq=1.0), product of:
              0.22140795 = queryWeight, product of:
                1.5561335 = boost
                5.4098983 = idf(docFreq=539, maxDocs=44421)
                0.026300091 = queryNorm
              0.4226483 = fieldWeight in 1561, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.4098983 = idf(docFreq=539, maxDocs=44421)
                0.078125 = fieldNorm(doc=1561)
          0.10385713 = weight(abstract_txt:cross in 1561) [ClassicSimilarity], result of:
            0.10385713 = score(doc=1561,freq=1.0), product of:
              0.23733905 = queryWeight, product of:
                1.6111459 = boost
                5.6011486 = idf(docFreq=445, maxDocs=44421)
                0.026300091 = queryNorm
              0.43758973 = fieldWeight in 1561, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.6011486 = idf(docFreq=445, maxDocs=44421)
                0.078125 = fieldNorm(doc=1561)
          0.17598015 = weight(abstract_txt:tables in 1561) [ClassicSimilarity], result of:
            0.17598015 = score(doc=1561,freq=1.0), product of:
              0.33732933 = queryWeight, product of:
                1.9207786 = boost
                6.677587 = idf(docFreq=151, maxDocs=44421)
                0.026300091 = queryNorm
              0.5216865 = fieldWeight in 1561, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.677587 = idf(docFreq=151, maxDocs=44421)
                0.078125 = fieldNorm(doc=1561)
          0.24467725 = weight(abstract_txt:stemming in 1561) [ClassicSimilarity], result of:
            0.24467725 = score(doc=1561,freq=1.0), product of:
              0.4202174 = queryWeight, product of:
                2.1438148 = boost
                7.4529724 = idf(docFreq=69, maxDocs=44421)
                0.026300091 = queryNorm
              0.58226347 = fieldWeight in 1561, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.4529724 = idf(docFreq=69, maxDocs=44421)
                0.078125 = fieldNorm(doc=1561)
          0.265474 = weight(abstract_txt:spelling in 1561) [ClassicSimilarity], result of:
            0.265474 = score(doc=1561,freq=1.0), product of:
              0.44370362 = queryWeight, product of:
                2.20291 = boost
                7.6584163 = idf(docFreq=56, maxDocs=44421)
                0.026300091 = queryNorm
              0.59831375 = fieldWeight in 1561, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.6584163 = idf(docFreq=56, maxDocs=44421)
                0.078125 = fieldNorm(doc=1561)
          0.30991137 = weight(abstract_txt:correction in 1561) [ClassicSimilarity], result of:
            0.30991137 = score(doc=1561,freq=1.0), product of:
              0.49193 = queryWeight, product of:
                2.3195403 = boost
                8.063882 = idf(docFreq=37, maxDocs=44421)
                0.026300091 = queryNorm
              0.62999076 = fieldWeight in 1561, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                8.063882 = idf(docFreq=37, maxDocs=44421)
                0.078125 = fieldNorm(doc=1561)
        0.9166667 = coord(11/12)
    
  2. Drabenstott, K.M.; Weller, M.S.: Handling spelling errors in online catalog searches (1996) 0.67
    0.66736174 = sum of:
      0.66736174 = product of:
        1.1440487 = sum of:
          0.052029464 = weight(abstract_txt:online in 6973) [ClassicSimilarity], result of:
            0.052029464 = score(doc=6973,freq=5.0), product of:
              0.10159241 = queryWeight, product of:
                1.0540978 = boost
                3.6645708 = idf(docFreq=3092, maxDocs=44421)
                0.026300091 = queryNorm
              0.5121393 = fieldWeight in 6973, product of:
                2.236068 = tf(freq=5.0), with freq of:
                  5.0 = termFreq=5.0
                3.6645708 = idf(docFreq=3092, maxDocs=44421)
                0.0625 = fieldNorm(doc=6973)
          0.056524526 = weight(abstract_txt:subject in 6973) [ClassicSimilarity], result of:
            0.056524526 = score(doc=6973,freq=4.0), product of:
              0.11565284 = queryWeight, product of:
                1.1246785 = boost
                3.9099448 = idf(docFreq=2419, maxDocs=44421)
                0.026300091 = queryNorm
              0.4887431 = fieldWeight in 6973, product of:
                2.0 = tf(freq=4.0), with freq of:
                  4.0 = termFreq=4.0
                3.9099448 = idf(docFreq=2419, maxDocs=44421)
                0.0625 = fieldNorm(doc=6973)
          0.06631673 = weight(abstract_txt:automatic in 6973) [ClassicSimilarity], result of:
            0.06631673 = score(doc=6973,freq=1.0), product of:
              0.204221 = queryWeight, product of:
                1.4945155 = boost
                5.1956835 = idf(docFreq=668, maxDocs=44421)
                0.026300091 = queryNorm
              0.32473022 = fieldWeight in 6973, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.1956835 = idf(docFreq=668, maxDocs=44421)
                0.0625 = fieldNorm(doc=6973)
          0.1497243 = weight(abstract_txt:catalogues in 6973) [ClassicSimilarity], result of:
            0.1497243 = score(doc=6973,freq=4.0), product of:
              0.22140795 = queryWeight, product of:
                1.5561335 = boost
                5.4098983 = idf(docFreq=539, maxDocs=44421)
                0.026300091 = queryNorm
              0.6762373 = fieldWeight in 6973, product of:
                2.0 = tf(freq=4.0), with freq of:
                  4.0 = termFreq=4.0
                5.4098983 = idf(docFreq=539, maxDocs=44421)
                0.0625 = fieldNorm(doc=6973)
          0.09663025 = weight(abstract_txt:improving in 6973) [ClassicSimilarity], result of:
            0.09663025 = score(doc=6973,freq=1.0), product of:
              0.2624785 = queryWeight, product of:
                1.6943266 = boost
                5.8903265 = idf(docFreq=333, maxDocs=44421)
                0.026300091 = queryNorm
              0.3681454 = fieldWeight in 6973, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.8903265 = idf(docFreq=333, maxDocs=44421)
                0.0625 = fieldNorm(doc=6973)
          0.4748943 = weight(abstract_txt:spelling in 6973) [ClassicSimilarity], result of:
            0.4748943 = score(doc=6973,freq=5.0), product of:
              0.44370362 = queryWeight, product of:
                2.20291 = boost
                7.6584163 = idf(docFreq=56, maxDocs=44421)
                0.026300091 = queryNorm
              1.0702962 = fieldWeight in 6973, product of:
                2.236068 = tf(freq=5.0), with freq of:
                  5.0 = termFreq=5.0
                7.6584163 = idf(docFreq=56, maxDocs=44421)
                0.0625 = fieldNorm(doc=6973)
          0.2479291 = weight(abstract_txt:correction in 6973) [ClassicSimilarity], result of:
            0.2479291 = score(doc=6973,freq=1.0), product of:
              0.49193 = queryWeight, product of:
                2.3195403 = boost
                8.063882 = idf(docFreq=37, maxDocs=44421)
                0.026300091 = queryNorm
              0.5039926 = fieldWeight in 6973, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                8.063882 = idf(docFreq=37, maxDocs=44421)
                0.0625 = fieldNorm(doc=6973)
        0.5833333 = coord(7/12)
    
  3. Bakar, Z.A.; Sembok, T.M.T.; Yusoff, M.: ¬An evaluation of retrieval effectiveness using spelling-correction and string-similarity matching methods on Malay texts (2000) 0.36
    0.36107606 = sum of:
      0.36107606 = product of:
        1.0832281 = sum of:
          0.024833146 = weight(abstract_txt:retrieval in 5804) [ClassicSimilarity], result of:
            0.024833146 = score(doc=5804,freq=1.0), product of:
              0.091432266 = queryWeight, product of:
                3.4765 = idf(docFreq=3732, maxDocs=44421)
                0.026300091 = queryNorm
              0.27160156 = fieldWeight in 5804, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.4765 = idf(docFreq=3732, maxDocs=44421)
                0.078125 = fieldNorm(doc=5804)
          0.24467725 = weight(abstract_txt:stemming in 5804) [ClassicSimilarity], result of:
            0.24467725 = score(doc=5804,freq=1.0), product of:
              0.4202174 = queryWeight, product of:
                2.1438148 = boost
                7.4529724 = idf(docFreq=69, maxDocs=44421)
                0.026300091 = queryNorm
              0.58226347 = fieldWeight in 5804, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.4529724 = idf(docFreq=69, maxDocs=44421)
                0.078125 = fieldNorm(doc=5804)
          0.3754369 = weight(abstract_txt:spelling in 5804) [ClassicSimilarity], result of:
            0.3754369 = score(doc=5804,freq=2.0), product of:
              0.44370362 = queryWeight, product of:
                2.20291 = boost
                7.6584163 = idf(docFreq=56, maxDocs=44421)
                0.026300091 = queryNorm
              0.8461434 = fieldWeight in 5804, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                7.6584163 = idf(docFreq=56, maxDocs=44421)
                0.078125 = fieldNorm(doc=5804)
          0.43828085 = weight(abstract_txt:correction in 5804) [ClassicSimilarity], result of:
            0.43828085 = score(doc=5804,freq=2.0), product of:
              0.49193 = queryWeight, product of:
                2.3195403 = boost
                8.063882 = idf(docFreq=37, maxDocs=44421)
                0.026300091 = queryNorm
              0.8909415 = fieldWeight in 5804, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                8.063882 = idf(docFreq=37, maxDocs=44421)
                0.078125 = fieldNorm(doc=5804)
        0.33333334 = coord(4/12)
    
  4. Robertson, A.M.; Willett, P.: Identification of word-variants in historical text databases : report for the period October 1990 to September 1992 (1994) 0.34
    0.33562875 = sum of:
      0.33562875 = product of:
        1.0068862 = sum of:
          0.039733034 = weight(abstract_txt:retrieval in 1007) [ClassicSimilarity], result of:
            0.039733034 = score(doc=1007,freq=1.0), product of:
              0.091432266 = queryWeight, product of:
                3.4765 = idf(docFreq=3732, maxDocs=44421)
                0.026300091 = queryNorm
              0.4345625 = fieldWeight in 1007, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.4765 = idf(docFreq=3732, maxDocs=44421)
                0.125 = fieldNorm(doc=1007)
          0.046536572 = weight(abstract_txt:online in 1007) [ClassicSimilarity], result of:
            0.046536572 = score(doc=1007,freq=1.0), product of:
              0.10159241 = queryWeight, product of:
                1.0540978 = boost
                3.6645708 = idf(docFreq=3092, maxDocs=44421)
                0.026300091 = queryNorm
              0.45807135 = fieldWeight in 1007, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.6645708 = idf(docFreq=3092, maxDocs=44421)
                0.125 = fieldNorm(doc=1007)
          0.42475837 = weight(abstract_txt:spelling in 1007) [ClassicSimilarity], result of:
            0.42475837 = score(doc=1007,freq=1.0), product of:
              0.44370362 = queryWeight, product of:
                2.20291 = boost
                7.6584163 = idf(docFreq=56, maxDocs=44421)
                0.026300091 = queryNorm
              0.95730203 = fieldWeight in 1007, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.6584163 = idf(docFreq=56, maxDocs=44421)
                0.125 = fieldNorm(doc=1007)
          0.4958582 = weight(abstract_txt:correction in 1007) [ClassicSimilarity], result of:
            0.4958582 = score(doc=1007,freq=1.0), product of:
              0.49193 = queryWeight, product of:
                2.3195403 = boost
                8.063882 = idf(docFreq=37, maxDocs=44421)
                0.026300091 = queryNorm
              1.0079852 = fieldWeight in 1007, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                8.063882 = idf(docFreq=37, maxDocs=44421)
                0.125 = fieldNorm(doc=1007)
        0.33333334 = coord(4/12)
    
  5. Zimmermann, H.H.: Language and language technology (1991) 0.33
    0.32914063 = sum of:
      0.32914063 = product of:
        1.3165625 = sum of:
          0.16579181 = weight(abstract_txt:automatic in 3568) [ClassicSimilarity], result of:
            0.16579181 = score(doc=3568,freq=1.0), product of:
              0.204221 = queryWeight, product of:
                1.4945155 = boost
                5.1956835 = idf(docFreq=668, maxDocs=44421)
                0.026300091 = queryNorm
              0.8118255 = fieldWeight in 3568, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.1956835 = idf(docFreq=668, maxDocs=44421)
                0.15625 = fieldNorm(doc=3568)
          0.530948 = weight(abstract_txt:spelling in 3568) [ClassicSimilarity], result of:
            0.530948 = score(doc=3568,freq=1.0), product of:
              0.44370362 = queryWeight, product of:
                2.20291 = boost
                7.6584163 = idf(docFreq=56, maxDocs=44421)
                0.026300091 = queryNorm
              1.1966275 = fieldWeight in 3568, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.6584163 = idf(docFreq=56, maxDocs=44421)
                0.15625 = fieldNorm(doc=3568)
          0.61982274 = weight(abstract_txt:correction in 3568) [ClassicSimilarity], result of:
            0.61982274 = score(doc=3568,freq=1.0), product of:
              0.49193 = queryWeight, product of:
                2.3195403 = boost
                8.063882 = idf(docFreq=37, maxDocs=44421)
                0.026300091 = queryNorm
              1.2599815 = fieldWeight in 3568, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                8.063882 = idf(docFreq=37, maxDocs=44421)
                0.15625 = fieldNorm(doc=3568)
        0.25 = coord(3/12)