Document (#19561)

Author
Notess, G.R.
Title
New features of the Web indexes
Source
Online. 21(1997) no.5, S.52-55
Year
1997
Abstract
Reviews recent changes in 3 Internet search engines. Lycos has implemented full Boolean searching and supports proximity search. AltaVista has introduced LiveTopics, a vocabulary tool for refining search results. Excite Channels is reorganizing from its supplemental database into a 1 page starting point
Theme
Suchmaschinen
Object
Lycos
AltaVista
Excite

Similar documents (author)

  1. Notess, G.R.: Tracking title search capabilities (2001) 4.97
    4.974511 = sum of:
      4.974511 = weight(author_txt:notess in 558) [ClassicSimilarity], result of:
        4.974511 = fieldWeight in 558, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          7.9592175 = idf(docFreq=41, maxDocs=44218)
          0.625 = fieldNorm(doc=558)
    
  2. Notess, G.R.: Gaining access to Internet (1992) 4.97
    4.974511 = sum of:
      4.974511 = weight(author_txt:notess in 3126) [ClassicSimilarity], result of:
        4.974511 = fieldWeight in 3126, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          7.9592175 = idf(docFreq=41, maxDocs=44218)
          0.625 = fieldNorm(doc=3126)
    
  3. Notess, G.R.: ¬The Internet meets online (1993) 4.97
    4.974511 = sum of:
      4.974511 = weight(author_txt:notess in 4543) [ClassicSimilarity], result of:
        4.974511 = fieldWeight in 4543, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          7.9592175 = idf(docFreq=41, maxDocs=44218)
          0.625 = fieldNorm(doc=4543)
    
  4. Notess, G.R.: Offspring of OPACs : local databases on the net (1993) 4.97
    4.974511 = sum of:
      4.974511 = weight(author_txt:notess in 5061) [ClassicSimilarity], result of:
        4.974511 = fieldWeight in 5061, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          7.9592175 = idf(docFreq=41, maxDocs=44218)
          0.625 = fieldNorm(doc=5061)
    
  5. Notess, G.R.: Using gophers to burrow through the Internet (1993) 4.97
    4.974511 = sum of:
      4.974511 = weight(author_txt:notess in 5101) [ClassicSimilarity], result of:
        4.974511 = fieldWeight in 5101, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          7.9592175 = idf(docFreq=41, maxDocs=44218)
          0.625 = fieldNorm(doc=5101)
    

Similar documents (content)

  1. Fryxell, D.A.: ¬9 Web search sites examined (1996) 0.33
    0.33339512 = sum of:
      0.33339512 = product of:
        1.3891463 = sum of:
          0.1144619 = weight(abstract_txt:point in 5141) [ClassicSimilarity], result of:
            0.1144619 = score(doc=5141,freq=1.0), product of:
              0.11729199 = queryWeight, product of:
                1.1466124 = boost
                5.2046475 = idf(docFreq=659, maxDocs=44218)
                0.019654427 = queryNorm
              0.97587144 = fieldWeight in 5141, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.2046475 = idf(docFreq=659, maxDocs=44218)
                0.1875 = fieldNorm(doc=5141)
          0.12098016 = weight(abstract_txt:engines in 5141) [ClassicSimilarity], result of:
            0.12098016 = score(doc=5141,freq=1.0), product of:
              0.121703714 = queryWeight, product of:
                1.1679772 = boost
                5.3016257 = idf(docFreq=598, maxDocs=44218)
                0.019654427 = queryNorm
              0.9940548 = fieldWeight in 5141, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.3016257 = idf(docFreq=598, maxDocs=44218)
                0.1875 = fieldNorm(doc=5141)
          0.32449597 = weight(abstract_txt:altavista in 5141) [ClassicSimilarity], result of:
            0.32449597 = score(doc=5141,freq=1.0), product of:
              0.23494557 = queryWeight, product of:
                1.622804 = boost
                7.3661537 = idf(docFreq=75, maxDocs=44218)
                0.019654427 = queryNorm
              1.3811538 = fieldWeight in 5141, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.3661537 = idf(docFreq=75, maxDocs=44218)
                0.1875 = fieldNorm(doc=5141)
          0.33548608 = weight(abstract_txt:lycos in 5141) [ClassicSimilarity], result of:
            0.33548608 = score(doc=5141,freq=1.0), product of:
              0.24022086 = queryWeight, product of:
                1.6409216 = boost
                7.448392 = idf(docFreq=69, maxDocs=44218)
                0.019654427 = queryNorm
              1.3965735 = fieldWeight in 5141, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.448392 = idf(docFreq=69, maxDocs=44218)
                0.1875 = fieldNorm(doc=5141)
          0.37449974 = weight(abstract_txt:excite in 5141) [ClassicSimilarity], result of:
            0.37449974 = score(doc=5141,freq=1.0), product of:
              0.2585009 = queryWeight, product of:
                1.7022114 = boost
                7.7265954 = idf(docFreq=52, maxDocs=44218)
                0.019654427 = queryNorm
              1.4487367 = fieldWeight in 5141, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.7265954 = idf(docFreq=52, maxDocs=44218)
                0.1875 = fieldNorm(doc=5141)
          0.119222425 = weight(abstract_txt:search in 5141) [ClassicSimilarity], result of:
            0.119222425 = score(doc=5141,freq=1.0), product of:
              0.1738228 = queryWeight, product of:
                2.417667 = boost
                3.6580524 = idf(docFreq=3098, maxDocs=44218)
                0.019654427 = queryNorm
              0.68588483 = fieldWeight in 5141, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.6580524 = idf(docFreq=3098, maxDocs=44218)
                0.1875 = fieldNorm(doc=5141)
        0.24 = coord(6/25)
    
  2. Courlois, M.P.: Cool tools for Web searching : an update (1996) 0.33
    0.33339512 = sum of:
      0.33339512 = product of:
        1.3891463 = sum of:
          0.1144619 = weight(abstract_txt:point in 5143) [ClassicSimilarity], result of:
            0.1144619 = score(doc=5143,freq=1.0), product of:
              0.11729199 = queryWeight, product of:
                1.1466124 = boost
                5.2046475 = idf(docFreq=659, maxDocs=44218)
                0.019654427 = queryNorm
              0.97587144 = fieldWeight in 5143, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.2046475 = idf(docFreq=659, maxDocs=44218)
                0.1875 = fieldNorm(doc=5143)
          0.12098016 = weight(abstract_txt:engines in 5143) [ClassicSimilarity], result of:
            0.12098016 = score(doc=5143,freq=1.0), product of:
              0.121703714 = queryWeight, product of:
                1.1679772 = boost
                5.3016257 = idf(docFreq=598, maxDocs=44218)
                0.019654427 = queryNorm
              0.9940548 = fieldWeight in 5143, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.3016257 = idf(docFreq=598, maxDocs=44218)
                0.1875 = fieldNorm(doc=5143)
          0.32449597 = weight(abstract_txt:altavista in 5143) [ClassicSimilarity], result of:
            0.32449597 = score(doc=5143,freq=1.0), product of:
              0.23494557 = queryWeight, product of:
                1.622804 = boost
                7.3661537 = idf(docFreq=75, maxDocs=44218)
                0.019654427 = queryNorm
              1.3811538 = fieldWeight in 5143, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.3661537 = idf(docFreq=75, maxDocs=44218)
                0.1875 = fieldNorm(doc=5143)
          0.33548608 = weight(abstract_txt:lycos in 5143) [ClassicSimilarity], result of:
            0.33548608 = score(doc=5143,freq=1.0), product of:
              0.24022086 = queryWeight, product of:
                1.6409216 = boost
                7.448392 = idf(docFreq=69, maxDocs=44218)
                0.019654427 = queryNorm
              1.3965735 = fieldWeight in 5143, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.448392 = idf(docFreq=69, maxDocs=44218)
                0.1875 = fieldNorm(doc=5143)
          0.37449974 = weight(abstract_txt:excite in 5143) [ClassicSimilarity], result of:
            0.37449974 = score(doc=5143,freq=1.0), product of:
              0.2585009 = queryWeight, product of:
                1.7022114 = boost
                7.7265954 = idf(docFreq=52, maxDocs=44218)
                0.019654427 = queryNorm
              1.4487367 = fieldWeight in 5143, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.7265954 = idf(docFreq=52, maxDocs=44218)
                0.1875 = fieldNorm(doc=5143)
          0.119222425 = weight(abstract_txt:search in 5143) [ClassicSimilarity], result of:
            0.119222425 = score(doc=5143,freq=1.0), product of:
              0.1738228 = queryWeight, product of:
                2.417667 = boost
                3.6580524 = idf(docFreq=3098, maxDocs=44218)
                0.019654427 = queryNorm
              0.68588483 = fieldWeight in 5143, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.6580524 = idf(docFreq=3098, maxDocs=44218)
                0.1875 = fieldNorm(doc=5143)
        0.24 = coord(6/25)
    
  3. Chu, H.; Rosenthal, M.: Search engines for the World Wide Web : a comparative study and evaluation methodology (1996) 0.27
    0.2727655 = sum of:
      0.2727655 = product of:
        1.3638275 = sum of:
          0.13969585 = weight(abstract_txt:engines in 7423) [ClassicSimilarity], result of:
            0.13969585 = score(doc=7423,freq=3.0), product of:
              0.121703714 = queryWeight, product of:
                1.1679772 = boost
                5.3016257 = idf(docFreq=598, maxDocs=44218)
                0.019654427 = queryNorm
              1.1478356 = fieldWeight in 7423, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                5.3016257 = idf(docFreq=598, maxDocs=44218)
                0.125 = fieldNorm(doc=7423)
          0.30593774 = weight(abstract_txt:altavista in 7423) [ClassicSimilarity], result of:
            0.30593774 = score(doc=7423,freq=2.0), product of:
              0.23494557 = queryWeight, product of:
                1.622804 = boost
                7.3661537 = idf(docFreq=75, maxDocs=44218)
                0.019654427 = queryNorm
              1.3021643 = fieldWeight in 7423, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                7.3661537 = idf(docFreq=75, maxDocs=44218)
                0.125 = fieldNorm(doc=7423)
          0.38738596 = weight(abstract_txt:lycos in 7423) [ClassicSimilarity], result of:
            0.38738596 = score(doc=7423,freq=3.0), product of:
              0.24022086 = queryWeight, product of:
                1.6409216 = boost
                7.448392 = idf(docFreq=69, maxDocs=44218)
                0.019654427 = queryNorm
              1.6126242 = fieldWeight in 7423, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                7.448392 = idf(docFreq=69, maxDocs=44218)
                0.125 = fieldNorm(doc=7423)
          0.3530817 = weight(abstract_txt:excite in 7423) [ClassicSimilarity], result of:
            0.3530817 = score(doc=7423,freq=2.0), product of:
              0.2585009 = queryWeight, product of:
                1.7022114 = boost
                7.7265954 = idf(docFreq=52, maxDocs=44218)
                0.019654427 = queryNorm
              1.3658819 = fieldWeight in 7423, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                7.7265954 = idf(docFreq=52, maxDocs=44218)
                0.125 = fieldNorm(doc=7423)
          0.1777263 = weight(abstract_txt:search in 7423) [ClassicSimilarity], result of:
            0.1777263 = score(doc=7423,freq=5.0), product of:
              0.1738228 = queryWeight, product of:
                2.417667 = boost
                3.6580524 = idf(docFreq=3098, maxDocs=44218)
                0.019654427 = queryNorm
              1.0224568 = fieldWeight in 7423, product of:
                2.236068 = tf(freq=5.0), with freq of:
                  5.0 = termFreq=5.0
                3.6580524 = idf(docFreq=3098, maxDocs=44218)
                0.125 = fieldNorm(doc=7423)
        0.2 = coord(5/25)
    
  4. Fife, E.D.; Husch, L.: ¬The Mathematics Archives : making mathematics easy to find on the Web (1999) 0.25
    0.25281525 = sum of:
      0.25281525 = product of:
        0.70226455 = sum of:
          0.025309863 = weight(abstract_txt:features in 1239) [ClassicSimilarity], result of:
            0.025309863 = score(doc=1239,freq=1.0), product of:
              0.08921442 = queryWeight, product of:
                4.5391517 = idf(docFreq=1283, maxDocs=44218)
                0.019654427 = queryNorm
              0.28369698 = fieldWeight in 1239, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.5391517 = idf(docFreq=1283, maxDocs=44218)
                0.0625 = fieldNorm(doc=1239)
          0.031077273 = weight(abstract_txt:recent in 1239) [ClassicSimilarity], result of:
            0.031077273 = score(doc=1239,freq=1.0), product of:
              0.10229879 = queryWeight, product of:
                1.0708231 = boost
                4.860628 = idf(docFreq=930, maxDocs=44218)
                0.019654427 = queryNorm
              0.30378926 = fieldWeight in 1239, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.860628 = idf(docFreq=930, maxDocs=44218)
                0.0625 = fieldNorm(doc=1239)
          0.03228242 = weight(abstract_txt:full in 1239) [ClassicSimilarity], result of:
            0.03228242 = score(doc=1239,freq=1.0), product of:
              0.10492668 = queryWeight, product of:
                1.0844897 = boost
                4.922663 = idf(docFreq=874, maxDocs=44218)
                0.019654427 = queryNorm
              0.30766645 = fieldWeight in 1239, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.922663 = idf(docFreq=874, maxDocs=44218)
                0.0625 = fieldNorm(doc=1239)
          0.040326722 = weight(abstract_txt:engines in 1239) [ClassicSimilarity], result of:
            0.040326722 = score(doc=1239,freq=1.0), product of:
              0.121703714 = queryWeight, product of:
                1.1679772 = boost
                5.3016257 = idf(docFreq=598, maxDocs=44218)
                0.019654427 = queryNorm
              0.3313516 = fieldWeight in 1239, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.3016257 = idf(docFreq=598, maxDocs=44218)
                0.0625 = fieldNorm(doc=1239)
          0.051913813 = weight(abstract_txt:implemented in 1239) [ClassicSimilarity], result of:
            0.051913813 = score(doc=1239,freq=1.0), product of:
              0.14402255 = queryWeight, product of:
                1.2705674 = boost
                5.767298 = idf(docFreq=375, maxDocs=44218)
                0.019654427 = queryNorm
              0.36045614 = fieldWeight in 1239, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.767298 = idf(docFreq=375, maxDocs=44218)
                0.0625 = fieldNorm(doc=1239)
          0.18734783 = weight(abstract_txt:altavista in 1239) [ClassicSimilarity], result of:
            0.18734783 = score(doc=1239,freq=3.0), product of:
              0.23494557 = queryWeight, product of:
                1.622804 = boost
                7.3661537 = idf(docFreq=75, maxDocs=44218)
                0.019654427 = queryNorm
              0.79740953 = fieldWeight in 1239, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                7.3661537 = idf(docFreq=75, maxDocs=44218)
                0.0625 = fieldNorm(doc=1239)
          0.11182869 = weight(abstract_txt:lycos in 1239) [ClassicSimilarity], result of:
            0.11182869 = score(doc=1239,freq=1.0), product of:
              0.24022086 = queryWeight, product of:
                1.6409216 = boost
                7.448392 = idf(docFreq=69, maxDocs=44218)
                0.019654427 = queryNorm
              0.4655245 = fieldWeight in 1239, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.448392 = idf(docFreq=69, maxDocs=44218)
                0.0625 = fieldNorm(doc=1239)
          0.12483324 = weight(abstract_txt:excite in 1239) [ClassicSimilarity], result of:
            0.12483324 = score(doc=1239,freq=1.0), product of:
              0.2585009 = queryWeight, product of:
                1.7022114 = boost
                7.7265954 = idf(docFreq=52, maxDocs=44218)
                0.019654427 = queryNorm
              0.4829122 = fieldWeight in 1239, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.7265954 = idf(docFreq=52, maxDocs=44218)
                0.0625 = fieldNorm(doc=1239)
          0.09734471 = weight(abstract_txt:search in 1239) [ClassicSimilarity], result of:
            0.09734471 = score(doc=1239,freq=6.0), product of:
              0.1738228 = queryWeight, product of:
                2.417667 = boost
                3.6580524 = idf(docFreq=3098, maxDocs=44218)
                0.019654427 = queryNorm
              0.56002265 = fieldWeight in 1239, product of:
                2.4494898 = tf(freq=6.0), with freq of:
                  6.0 = termFreq=6.0
                3.6580524 = idf(docFreq=3098, maxDocs=44218)
                0.0625 = fieldNorm(doc=1239)
        0.36 = coord(9/25)
    
  5. Raisch, M.J.: ¬The wide world of the World-Wide Web : A description of Web browsers and search engines (1996) 0.23
    0.23032433 = sum of:
      0.23032433 = product of:
        0.9596847 = sum of:
          0.08219879 = weight(abstract_txt:reviews in 7473) [ClassicSimilarity], result of:
            0.08219879 = score(doc=7473,freq=1.0), product of:
              0.10621655 = queryWeight, product of:
                1.0911351 = boost
                4.952828 = idf(docFreq=848, maxDocs=44218)
                0.019654427 = queryNorm
              0.77387935 = fieldWeight in 7473, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.952828 = idf(docFreq=848, maxDocs=44218)
                0.15625 = fieldNorm(doc=7473)
          0.10081681 = weight(abstract_txt:engines in 7473) [ClassicSimilarity], result of:
            0.10081681 = score(doc=7473,freq=1.0), product of:
              0.121703714 = queryWeight, product of:
                1.1679772 = boost
                5.3016257 = idf(docFreq=598, maxDocs=44218)
                0.019654427 = queryNorm
              0.82837903 = fieldWeight in 7473, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.3016257 = idf(docFreq=598, maxDocs=44218)
                0.15625 = fieldNorm(doc=7473)
          0.1273321 = weight(abstract_txt:indexes in 7473) [ClassicSimilarity], result of:
            0.1273321 = score(doc=7473,freq=1.0), product of:
              0.14220248 = queryWeight, product of:
                1.2625135 = boost
                5.7307405 = idf(docFreq=389, maxDocs=44218)
                0.019654427 = queryNorm
              0.8954282 = fieldWeight in 7473, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.7307405 = idf(docFreq=389, maxDocs=44218)
                0.15625 = fieldNorm(doc=7473)
          0.2704133 = weight(abstract_txt:altavista in 7473) [ClassicSimilarity], result of:
            0.2704133 = score(doc=7473,freq=1.0), product of:
              0.23494557 = queryWeight, product of:
                1.622804 = boost
                7.3661537 = idf(docFreq=75, maxDocs=44218)
                0.019654427 = queryNorm
              1.1509615 = fieldWeight in 7473, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.3661537 = idf(docFreq=75, maxDocs=44218)
                0.15625 = fieldNorm(doc=7473)
          0.27957174 = weight(abstract_txt:lycos in 7473) [ClassicSimilarity], result of:
            0.27957174 = score(doc=7473,freq=1.0), product of:
              0.24022086 = queryWeight, product of:
                1.6409216 = boost
                7.448392 = idf(docFreq=69, maxDocs=44218)
                0.019654427 = queryNorm
              1.1638112 = fieldWeight in 7473, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.448392 = idf(docFreq=69, maxDocs=44218)
                0.15625 = fieldNorm(doc=7473)
          0.099352024 = weight(abstract_txt:search in 7473) [ClassicSimilarity], result of:
            0.099352024 = score(doc=7473,freq=1.0), product of:
              0.1738228 = queryWeight, product of:
                2.417667 = boost
                3.6580524 = idf(docFreq=3098, maxDocs=44218)
                0.019654427 = queryNorm
              0.5715707 = fieldWeight in 7473, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.6580524 = idf(docFreq=3098, maxDocs=44218)
                0.15625 = fieldNorm(doc=7473)
        0.24 = coord(6/25)