Search (1 results, page 1 of 1)

  • × author_ss:"Packer, J.G."
  • × type_ss:"el"
  • × year_i:[1990 TO 2000}
  1. Tomaiuolo, N.G.; Packer, J.G.: Quantitative analysis of five WWW 'search engines' (1996) 0.02
    0.023329884 = product of:
      0.093319535 = sum of:
        0.093319535 = weight(_text_:search in 5675) [ClassicSimilarity], result of:
          0.093319535 = score(doc=5675,freq=4.0), product of:
            0.17183559 = queryWeight, product of:
              3.475677 = idf(docFreq=3718, maxDocs=44218)
              0.049439456 = queryNorm
            0.54307455 = fieldWeight in 5675, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              3.475677 = idf(docFreq=3718, maxDocs=44218)
              0.078125 = fieldNorm(doc=5675)
      0.25 = coord(1/4)
    
    Abstract
    Provides a table of the results from over 100 questions actually asked at a library reference desk: The summary notes the average number of relevant 'hits' for all investigated search engines are: AltaVista: 9.3; InfoSeek: 8.3; Lycos: 8.1; Magellan: 7.8; Point: 2.1