Document (#11722)

Editor
Sparck Jones, K.
Title
Information retrieval experiment
Imprint
London : Butterworths
Year
1981
Pages
352 S
Isbn
0-408-10648-4
Content
Enthält die Beiträge: ROBERTSON, S.E.: The methodology of information retrieval experiment; RIJSBERGEN, C.J. van: Retrieval effectiveness; BELKIN, N.: Ineffable concepts in information retrieval; TAGUE, J.M.: The pragmatics of information retrieval experimentation; LANCASTER, F.W.: Evaluation within the environment of an operating information service; BARRACLOUGH, E.D.: Opportunities for testing with online systems; KEEN, M.E.: Laboratory tests of manual systems; ODDY, R.N.: Laboratory tests: automatic systems; HEINE, M.D.: Simulation, and simulation experiments; COOPER, W.S.: Gedanken experimentation: an alternative to traditional system testing?; SPARCK JONES, K.: Actual tests - retrieval system tests; EVANS, L.: An experiment: search strategy variation in SDI profiles; SALTON, G.: The Smart environment for retrieval system evaluation - advantage and problem areas
Theme
Retrievalstudien

Similar documents (content)

  1. Warner, J.: Retrieval performance tests in relation to online bibliographic searching (1992) 1.41
    1.4074264 = sum of:
      1.4074264 = sum of:
        0.10807929 = weight(abstract_txt:information in 4521) [ClassicSimilarity], result of:
          0.10807929 = score(doc=4521,freq=2.0), product of:
            0.16850328 = queryWeight, product of:
              2.4188995 = idf(docFreq=10748, maxDocs=44421)
              0.06966113 = queryNorm
            0.6414076 = fieldWeight in 4521, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.4188995 = idf(docFreq=10748, maxDocs=44421)
              0.1875 = fieldNorm(doc=4521)
        0.3208601 = weight(abstract_txt:retrieval in 4521) [ClassicSimilarity], result of:
          0.3208601 = score(doc=4521,freq=2.0), product of:
            0.34806246 = queryWeight, product of:
              1.4372238 = boost
              3.4765 = idf(docFreq=3732, maxDocs=44421)
              0.06966113 = queryNorm
            0.9218463 = fieldWeight in 4521, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.4765 = idf(docFreq=3732, maxDocs=44421)
              0.1875 = fieldNorm(doc=4521)
        0.97848696 = weight(abstract_txt:experiment in 4521) [ClassicSimilarity], result of:
          0.97848696 = score(doc=4521,freq=1.0), product of:
            0.9222034 = queryWeight, product of:
              2.3394253 = boost
              5.658835 = idf(docFreq=420, maxDocs=44421)
              0.06966113 = queryNorm
            1.0610316 = fieldWeight in 4521, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              5.658835 = idf(docFreq=420, maxDocs=44421)
              0.1875 = fieldNorm(doc=4521)
    
  2. Goker, A.: Context learning in Okapi (1997) 0.91
    0.91269565 = sum of:
      0.91269565 = sum of:
        0.07721557 = weight(abstract_txt:information in 526) [ClassicSimilarity], result of:
          0.07721557 = score(doc=526,freq=3.0), product of:
            0.16850328 = queryWeight, product of:
              2.4188995 = idf(docFreq=10748, maxDocs=44421)
              0.06966113 = queryNorm
            0.4582437 = fieldWeight in 526, product of:
              1.7320508 = tf(freq=3.0), with freq of:
                3.0 = termFreq=3.0
              2.4188995 = idf(docFreq=10748, maxDocs=44421)
              0.109375 = fieldNorm(doc=526)
        0.26469606 = weight(abstract_txt:retrieval in 526) [ClassicSimilarity], result of:
          0.26469606 = score(doc=526,freq=4.0), product of:
            0.34806246 = queryWeight, product of:
              1.4372238 = boost
              3.4765 = idf(docFreq=3732, maxDocs=44421)
              0.06966113 = queryNorm
            0.7604844 = fieldWeight in 526, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              3.4765 = idf(docFreq=3732, maxDocs=44421)
              0.109375 = fieldNorm(doc=526)
        0.57078403 = weight(abstract_txt:experiment in 526) [ClassicSimilarity], result of:
          0.57078403 = score(doc=526,freq=1.0), product of:
            0.9222034 = queryWeight, product of:
              2.3394253 = boost
              5.658835 = idf(docFreq=420, maxDocs=44421)
              0.06966113 = queryNorm
            0.61893505 = fieldWeight in 526, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              5.658835 = idf(docFreq=420, maxDocs=44421)
              0.109375 = fieldNorm(doc=526)
    
  3. Lavallee, C.: Indexation manuelle et indexation assistee par ordinateur : comparison de la performance de deux index d'une monographie (1996) 0.88
    0.8756324 = sum of:
      0.8756324 = sum of:
        0.07205286 = weight(abstract_txt:information in 740) [ClassicSimilarity], result of:
          0.07205286 = score(doc=740,freq=2.0), product of:
            0.16850328 = queryWeight, product of:
              2.4188995 = idf(docFreq=10748, maxDocs=44421)
              0.06966113 = queryNorm
            0.42760506 = fieldWeight in 740, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.4188995 = idf(docFreq=10748, maxDocs=44421)
              0.125 = fieldNorm(doc=740)
        0.15125489 = weight(abstract_txt:retrieval in 740) [ClassicSimilarity], result of:
          0.15125489 = score(doc=740,freq=1.0), product of:
            0.34806246 = queryWeight, product of:
              1.4372238 = boost
              3.4765 = idf(docFreq=3732, maxDocs=44421)
              0.06966113 = queryNorm
            0.4345625 = fieldWeight in 740, 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=740)
        0.6523246 = weight(abstract_txt:experiment in 740) [ClassicSimilarity], result of:
          0.6523246 = score(doc=740,freq=1.0), product of:
            0.9222034 = queryWeight, product of:
              2.3394253 = boost
              5.658835 = idf(docFreq=420, maxDocs=44421)
              0.06966113 = queryNorm
            0.70735437 = fieldWeight in 740, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              5.658835 = idf(docFreq=420, maxDocs=44421)
              0.125 = fieldNorm(doc=740)
    
  4. Yuan, X.; Belkin, N.J.: Evaluating an integrated system supporting multiple information-seeking strategies (2010) 0.85
    0.8498966 = sum of:
      0.8498966 = sum of:
        0.084249094 = weight(abstract_txt:information in 979) [ClassicSimilarity], result of:
          0.084249094 = score(doc=979,freq=7.0), product of:
            0.16850328 = queryWeight, product of:
              2.4188995 = idf(docFreq=10748, maxDocs=44421)
              0.06966113 = queryNorm
            0.4999849 = fieldWeight in 979, product of:
              2.6457512 = tf(freq=7.0), with freq of:
                7.0 = termFreq=7.0
              2.4188995 = idf(docFreq=10748, maxDocs=44421)
              0.078125 = fieldNorm(doc=979)
        0.18906862 = weight(abstract_txt:retrieval in 979) [ClassicSimilarity], result of:
          0.18906862 = score(doc=979,freq=4.0), product of:
            0.34806246 = queryWeight, product of:
              1.4372238 = boost
              3.4765 = idf(docFreq=3732, maxDocs=44421)
              0.06966113 = queryNorm
            0.5432031 = fieldWeight in 979, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              3.4765 = idf(docFreq=3732, maxDocs=44421)
              0.078125 = fieldNorm(doc=979)
        0.5765789 = weight(abstract_txt:experiment in 979) [ClassicSimilarity], result of:
          0.5765789 = score(doc=979,freq=2.0), product of:
            0.9222034 = queryWeight, product of:
              2.3394253 = boost
              5.658835 = idf(docFreq=420, maxDocs=44421)
              0.06966113 = queryNorm
            0.6252188 = fieldWeight in 979, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              5.658835 = idf(docFreq=420, maxDocs=44421)
              0.078125 = fieldNorm(doc=979)
    
  5. Harman, D.K.: ¬The first text retrieval conference : TREC-1, 1992 (1993) 0.84
    0.84459794 = sum of:
      0.84459794 = sum of:
        0.04458043 = weight(abstract_txt:information in 2317) [ClassicSimilarity], result of:
          0.04458043 = score(doc=2317,freq=1.0), product of:
            0.16850328 = queryWeight, product of:
              2.4188995 = idf(docFreq=10748, maxDocs=44421)
              0.06966113 = queryNorm
            0.26456714 = fieldWeight in 2317, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              2.4188995 = idf(docFreq=10748, maxDocs=44421)
              0.109375 = fieldNorm(doc=2317)
        0.2292335 = weight(abstract_txt:retrieval in 2317) [ClassicSimilarity], result of:
          0.2292335 = score(doc=2317,freq=3.0), product of:
            0.34806246 = queryWeight, product of:
              1.4372238 = boost
              3.4765 = idf(docFreq=3732, maxDocs=44421)
              0.06966113 = queryNorm
            0.6585988 = fieldWeight in 2317, product of:
              1.7320508 = tf(freq=3.0), with freq of:
                3.0 = termFreq=3.0
              3.4765 = idf(docFreq=3732, maxDocs=44421)
              0.109375 = fieldNorm(doc=2317)
        0.57078403 = weight(abstract_txt:experiment in 2317) [ClassicSimilarity], result of:
          0.57078403 = score(doc=2317,freq=1.0), product of:
            0.9222034 = queryWeight, product of:
              2.3394253 = boost
              5.658835 = idf(docFreq=420, maxDocs=44421)
              0.06966113 = queryNorm
            0.61893505 = fieldWeight in 2317, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              5.658835 = idf(docFreq=420, maxDocs=44421)
              0.109375 = fieldNorm(doc=2317)