Search (17 results, page 1 of 1)

  • × theme_ss:"Retrievalstudien"
  1. Clarke, S.J.; Willett, P.: Estimating the recall performance of Web search engines (1997) 4.63
    4.6338387 = weight(theme_ss:Suchmaschinen in 760) [ClassicSimilarity], result of:
      4.6338387 = score(doc=760,freq=1.0), product of:
        0.99999994 = queryWeight, product of:
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          0.21580377 = queryNorm
        4.633839 = fieldWeight in 760, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          1.0 = fieldNorm(doc=760)
    
    Theme
    Suchmaschinen
  2. Dresel, R.; Hörnig, D.; Kaluza, H.; Peter, A.; Roßmann, A.; Sieber, W.: Evaluation deutscher Web-Suchwerkzeuge : Ein vergleichender Retrievaltest (2001) 4.63
    4.6338387 = weight(theme_ss:Suchmaschinen in 261) [ClassicSimilarity], result of:
      4.6338387 = score(doc=261,freq=1.0), product of:
        0.99999994 = queryWeight, product of:
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          0.21580377 = queryNorm
        4.633839 = fieldWeight in 261, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          1.0 = fieldNorm(doc=261)
    
    Theme
    Suchmaschinen
  3. Bar-Ilan, J.: Methods for measuring search engine performance over time (2002) 4.63
    4.6338387 = weight(theme_ss:Suchmaschinen in 305) [ClassicSimilarity], result of:
      4.6338387 = score(doc=305,freq=1.0), product of:
        0.99999994 = queryWeight, product of:
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          0.21580377 = queryNorm
        4.633839 = fieldWeight in 305, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          1.0 = fieldNorm(doc=305)
    
    Theme
    Suchmaschinen
  4. Griesbaum, J.: Evaluierung hybrider Suchsysteme im WWW (2000) 4.63
    4.6338387 = weight(theme_ss:Suchmaschinen in 2482) [ClassicSimilarity], result of:
      4.6338387 = score(doc=2482,freq=1.0), product of:
        0.99999994 = queryWeight, product of:
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          0.21580377 = queryNorm
        4.633839 = fieldWeight in 2482, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          1.0 = fieldNorm(doc=2482)
    
    Theme
    Suchmaschinen
  5. Serrano Cobos, J.; Quintero Orta, A.: Design, development and management of an information recovery system for an Internet Website : from documentary theory to practice (2003) 4.63
    4.6338387 = weight(theme_ss:Suchmaschinen in 2726) [ClassicSimilarity], result of:
      4.6338387 = score(doc=2726,freq=1.0), product of:
        0.99999994 = queryWeight, product of:
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          0.21580377 = queryNorm
        4.633839 = fieldWeight in 2726, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          1.0 = fieldNorm(doc=2726)
    
    Theme
    Suchmaschinen
  6. Grasso, L.L.; Wahlig, H.: Google und seine Suchparameter : Eine Top 20-Precision Analyse anhand repräsentativ ausgewählter Anfragen (2005) 4.63
    4.6338387 = weight(theme_ss:Suchmaschinen in 3275) [ClassicSimilarity], result of:
      4.6338387 = score(doc=3275,freq=1.0), product of:
        0.99999994 = queryWeight, product of:
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          0.21580377 = queryNorm
        4.633839 = fieldWeight in 3275, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          1.0 = fieldNorm(doc=3275)
    
    Theme
    Suchmaschinen
  7. Agata, T.: ¬A measure for evaluating search engines on the World Wide Web : retrieval test with ESL (Expected Search Length) (1997) 4.63
    4.6338387 = weight(theme_ss:Suchmaschinen in 3892) [ClassicSimilarity], result of:
      4.6338387 = score(doc=3892,freq=1.0), product of:
        0.99999994 = queryWeight, product of:
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          0.21580377 = queryNorm
        4.633839 = fieldWeight in 3892, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          1.0 = fieldNorm(doc=3892)
    
    Theme
    Suchmaschinen
  8. Mettrop, W.; Nieuwenhuysen, P.: Internet search engines : fluctuations in document accessibility (2001) 4.63
    4.6338387 = weight(theme_ss:Suchmaschinen in 4481) [ClassicSimilarity], result of:
      4.6338387 = score(doc=4481,freq=1.0), product of:
        0.99999994 = queryWeight, product of:
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          0.21580377 = queryNorm
        4.633839 = fieldWeight in 4481, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          1.0 = fieldNorm(doc=4481)
    
    Theme
    Suchmaschinen
  9. Oppenheim, C.; Morris, A.; McKnight, C.: ¬The evaluation of WWW search engines (2000) 4.63
    4.6338387 = weight(theme_ss:Suchmaschinen in 4546) [ClassicSimilarity], result of:
      4.6338387 = score(doc=4546,freq=1.0), product of:
        0.99999994 = queryWeight, product of:
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          0.21580377 = queryNorm
        4.633839 = fieldWeight in 4546, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          1.0 = fieldNorm(doc=4546)
    
    Theme
    Suchmaschinen
  10. Radev, D.R.; Libner, K.; Fan, W.: Getting answers to natural language questions on the Web (2002) 4.63
    4.6338387 = weight(theme_ss:Suchmaschinen in 5204) [ClassicSimilarity], result of:
      4.6338387 = score(doc=5204,freq=1.0), product of:
        0.99999994 = queryWeight, product of:
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          0.21580377 = queryNorm
        4.633839 = fieldWeight in 5204, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          1.0 = fieldNorm(doc=5204)
    
    Theme
    Suchmaschinen
  11. Eastman, C.M.: 30,000 hits may be better than 300 : precision anomalies in Internet searches (2002) 4.63
    4.6338387 = weight(theme_ss:Suchmaschinen in 5231) [ClassicSimilarity], result of:
      4.6338387 = score(doc=5231,freq=1.0), product of:
        0.99999994 = queryWeight, product of:
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          0.21580377 = queryNorm
        4.633839 = fieldWeight in 5231, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          1.0 = fieldNorm(doc=5231)
    
    Theme
    Suchmaschinen
  12. Landoni, M.; Bell, S.: Information retrieval techniques for evaluating search engines : a critical overview (2000) 4.63
    4.6338387 = weight(theme_ss:Suchmaschinen in 716) [ClassicSimilarity], result of:
      4.6338387 = score(doc=716,freq=1.0), product of:
        0.99999994 = queryWeight, product of:
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          0.21580377 = queryNorm
        4.633839 = fieldWeight in 716, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          1.0 = fieldNorm(doc=716)
    
    Theme
    Suchmaschinen
  13. Griesbaum, J.; Rittberger, M.; Bekavac, B.: Deutsche Suchmaschinen im Vergleich : AltaVista.de, Fireball.de, Google.de und Lycos.de (2002) 4.63
    4.6338387 = weight(theme_ss:Suchmaschinen in 1159) [ClassicSimilarity], result of:
      4.6338387 = score(doc=1159,freq=1.0), product of:
        0.99999994 = queryWeight, product of:
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          0.21580377 = queryNorm
        4.633839 = fieldWeight in 1159, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          1.0 = fieldNorm(doc=1159)
    
    Theme
    Suchmaschinen
  14. Günther, M.: Vermitteln Suchmaschinen vollständige Bilder aktueller Themen? : Untersuchung der Gewichtung inhaltlicher Aspekte von Suchmaschinenergebnissen in Deutschland und den USA (2016) 4.63
    4.6338387 = weight(theme_ss:Suchmaschinen in 3068) [ClassicSimilarity], result of:
      4.6338387 = score(doc=3068,freq=1.0), product of:
        0.99999994 = queryWeight, product of:
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          0.21580377 = queryNorm
        4.633839 = fieldWeight in 3068, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          1.0 = fieldNorm(doc=3068)
    
    Theme
    Suchmaschinen
  15. Schaer, P.; Mayr, P.; Sünkler, S.; Lewandowski, D.: How relevant is the long tail? : a relevance assessment study on million short (2016) 4.63
    4.6338387 = weight(theme_ss:Suchmaschinen in 3144) [ClassicSimilarity], result of:
      4.6338387 = score(doc=3144,freq=1.0), product of:
        0.99999994 = queryWeight, product of:
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          0.21580377 = queryNorm
        4.633839 = fieldWeight in 3144, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          1.0 = fieldNorm(doc=3144)
    
    Theme
    Suchmaschinen
  16. Sarigil, E.; Sengor Altingovde, I.; Blanco, R.; Barla Cambazoglu, B.; Ozcan, R.; Ulusoy, Ö.: Characterizing, predicting, and handling web search queries that match very few or no results (2018) 4.63
    4.6338387 = weight(theme_ss:Suchmaschinen in 4039) [ClassicSimilarity], result of:
      4.6338387 = score(doc=4039,freq=1.0), product of:
        0.99999994 = queryWeight, product of:
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          0.21580377 = queryNorm
        4.633839 = fieldWeight in 4039, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          1.0 = fieldNorm(doc=4039)
    
    Theme
    Suchmaschinen
  17. Vegt, A. van der; Zuccon, G.; Koopman, B.: Do better search engines really equate to better clinical decisions? : If not, why not? (2021) 4.63
    4.6338387 = weight(theme_ss:Suchmaschinen in 150) [ClassicSimilarity], result of:
      4.6338387 = score(doc=150,freq=1.0), product of:
        0.99999994 = queryWeight, product of:
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          0.21580377 = queryNorm
        4.633839 = fieldWeight in 150, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          4.633839 = idf(docFreq=1167, maxDocs=44218)
          1.0 = fieldNorm(doc=150)
    
    Theme
    Suchmaschinen