Search (5 results, page 1 of 1)

  • × author_ss:"Thelwall, M."
  • × theme_ss:"Suchmaschinen"
  1. Thelwall, M.: Directing students to new information types : a new role for Google in literature searches? (2005) 0.01
    0.006881708 = product of:
      0.03440854 = sum of:
        0.03440854 = weight(_text_:u in 364) [ClassicSimilarity], result of:
          0.03440854 = score(doc=364,freq=2.0), product of:
            0.13587062 = queryWeight, product of:
              3.2744443 = idf(docFreq=4547, maxDocs=44218)
              0.041494254 = queryNorm
            0.25324488 = fieldWeight in 364, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.2744443 = idf(docFreq=4547, maxDocs=44218)
              0.0546875 = fieldNorm(doc=364)
      0.2 = coord(1/5)
    
    Source
    Libraries and Google. Eds.: Miller, W. u. R.M. Pellen
  2. Thelwall, M.: Assessing web search engines : a webometric approach (2011) 0.01
    0.0058986065 = product of:
      0.029493032 = sum of:
        0.029493032 = weight(_text_:u in 10) [ClassicSimilarity], result of:
          0.029493032 = score(doc=10,freq=2.0), product of:
            0.13587062 = queryWeight, product of:
              3.2744443 = idf(docFreq=4547, maxDocs=44218)
              0.041494254 = queryNorm
            0.21706703 = fieldWeight in 10, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.2744443 = idf(docFreq=4547, maxDocs=44218)
              0.046875 = fieldNorm(doc=10)
      0.2 = coord(1/5)
    
    Source
    Innovations in information retrieval: perspectives for theory and practice. Eds.: A. Foster, u. P. Rafferty
  3. Vaughan, L.; Thelwall, M.: Search engine coverage bias : evidence and possible causes (2004) 0.00
    0.0043455283 = product of:
      0.02172764 = sum of:
        0.02172764 = product of:
          0.04345528 = sum of:
            0.04345528 = weight(_text_:l in 2536) [ClassicSimilarity], result of:
              0.04345528 = score(doc=2536,freq=2.0), product of:
                0.16492525 = queryWeight, product of:
                  3.9746525 = idf(docFreq=2257, maxDocs=44218)
                  0.041494254 = queryNorm
                0.26348472 = fieldWeight in 2536, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.9746525 = idf(docFreq=2257, maxDocs=44218)
                  0.046875 = fieldNorm(doc=2536)
          0.5 = coord(1/2)
      0.2 = coord(1/5)
    
  4. Thelwall, M.; Vaughan, L.: New versions of PageRank employing alternative Web document models (2004) 0.00
    0.0043455283 = product of:
      0.02172764 = sum of:
        0.02172764 = product of:
          0.04345528 = sum of:
            0.04345528 = weight(_text_:l in 674) [ClassicSimilarity], result of:
              0.04345528 = score(doc=674,freq=2.0), product of:
                0.16492525 = queryWeight, product of:
                  3.9746525 = idf(docFreq=2257, maxDocs=44218)
                  0.041494254 = queryNorm
                0.26348472 = fieldWeight in 674, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.9746525 = idf(docFreq=2257, maxDocs=44218)
                  0.046875 = fieldNorm(doc=674)
          0.5 = coord(1/2)
      0.2 = coord(1/5)
    
  5. Thelwall, M.; Binns, R.; Harries, G.; Page-Kennedy, T.; Price, L.; Wilkinson, D.: Custom interfaces for advanced queries in search engines (2001) 0.00
    0.0036212734 = product of:
      0.018106367 = sum of:
        0.018106367 = product of:
          0.036212735 = sum of:
            0.036212735 = weight(_text_:l in 697) [ClassicSimilarity], result of:
              0.036212735 = score(doc=697,freq=2.0), product of:
                0.16492525 = queryWeight, product of:
                  3.9746525 = idf(docFreq=2257, maxDocs=44218)
                  0.041494254 = queryNorm
                0.2195706 = fieldWeight in 697, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.9746525 = idf(docFreq=2257, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=697)
          0.5 = coord(1/2)
      0.2 = coord(1/5)