Search (55 results, page 1 of 3)

  • × theme_ss:"Retrievalstudien"
  1. Saracevic, T.: On a method for studying the structure and nature of requests in information retrieval (1983) 0.07
    0.0705394 = product of:
      0.1410788 = sum of:
        0.1410788 = sum of:
          0.07961999 = weight(_text_:f in 2417) [ClassicSimilarity], result of:
            0.07961999 = score(doc=2417,freq=2.0), product of:
              0.18080194 = queryWeight, product of:
                3.985786 = idf(docFreq=2232, maxDocs=44218)
                0.04536168 = queryNorm
              0.4403713 = fieldWeight in 2417, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.985786 = idf(docFreq=2232, maxDocs=44218)
                0.078125 = fieldNorm(doc=2417)
          0.06145881 = weight(_text_:22 in 2417) [ClassicSimilarity], result of:
            0.06145881 = score(doc=2417,freq=2.0), product of:
              0.15884887 = queryWeight, product of:
                3.5018296 = idf(docFreq=3622, maxDocs=44218)
                0.04536168 = queryNorm
              0.38690117 = fieldWeight in 2417, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.5018296 = idf(docFreq=3622, maxDocs=44218)
                0.078125 = fieldNorm(doc=2417)
      0.5 = coord(1/2)
    
    Pages
    S.22-25
    Source
    Productivity in the information age : proceedings of the 46th ASIS annual meeting, 1983. Ed.: Raymond F Vondra
  2. Lespinasse, K.: TREC: une conference pour l'evaluation des systemes de recherche d'information (1997) 0.06
    0.056431517 = product of:
      0.112863034 = sum of:
        0.112863034 = sum of:
          0.06369599 = weight(_text_:f in 744) [ClassicSimilarity], result of:
            0.06369599 = score(doc=744,freq=2.0), product of:
              0.18080194 = queryWeight, product of:
                3.985786 = idf(docFreq=2232, maxDocs=44218)
                0.04536168 = queryNorm
              0.35229704 = fieldWeight in 744, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.985786 = idf(docFreq=2232, maxDocs=44218)
                0.0625 = fieldNorm(doc=744)
          0.04916705 = weight(_text_:22 in 744) [ClassicSimilarity], result of:
            0.04916705 = score(doc=744,freq=2.0), product of:
              0.15884887 = queryWeight, product of:
                3.5018296 = idf(docFreq=3622, maxDocs=44218)
                0.04536168 = queryNorm
              0.30952093 = fieldWeight in 744, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.5018296 = idf(docFreq=3622, maxDocs=44218)
                0.0625 = fieldNorm(doc=744)
      0.5 = coord(1/2)
    
    Date
    1. 8.1996 22:01:00
    Language
    f
  3. Wood, F.; Ford, N.; Miller, D.; Sobczyk, G.; Duffin, R.: Information skills, searching behaviour and cognitive styles for student-centred learning : a computer-assisted learning approach (1996) 0.04
    0.042323638 = product of:
      0.084647276 = sum of:
        0.084647276 = sum of:
          0.04777199 = weight(_text_:f in 4341) [ClassicSimilarity], result of:
            0.04777199 = score(doc=4341,freq=2.0), product of:
              0.18080194 = queryWeight, product of:
                3.985786 = idf(docFreq=2232, maxDocs=44218)
                0.04536168 = queryNorm
              0.26422277 = fieldWeight in 4341, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.985786 = idf(docFreq=2232, maxDocs=44218)
                0.046875 = fieldNorm(doc=4341)
          0.036875285 = weight(_text_:22 in 4341) [ClassicSimilarity], result of:
            0.036875285 = score(doc=4341,freq=2.0), product of:
              0.15884887 = queryWeight, product of:
                3.5018296 = idf(docFreq=3622, maxDocs=44218)
                0.04536168 = queryNorm
              0.23214069 = fieldWeight in 4341, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.5018296 = idf(docFreq=3622, maxDocs=44218)
                0.046875 = fieldNorm(doc=4341)
      0.5 = coord(1/2)
    
    Source
    Journal of information science. 22(1996) no.2, S.79-92
  4. Crestani, F.; Rijsbergen, C.J. van: Information retrieval by imaging (1996) 0.04
    0.042323638 = product of:
      0.084647276 = sum of:
        0.084647276 = sum of:
          0.04777199 = weight(_text_:f in 6967) [ClassicSimilarity], result of:
            0.04777199 = score(doc=6967,freq=2.0), product of:
              0.18080194 = queryWeight, product of:
                3.985786 = idf(docFreq=2232, maxDocs=44218)
                0.04536168 = queryNorm
              0.26422277 = fieldWeight in 6967, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.985786 = idf(docFreq=2232, maxDocs=44218)
                0.046875 = fieldNorm(doc=6967)
          0.036875285 = weight(_text_:22 in 6967) [ClassicSimilarity], result of:
            0.036875285 = score(doc=6967,freq=2.0), product of:
              0.15884887 = queryWeight, product of:
                3.5018296 = idf(docFreq=3622, maxDocs=44218)
                0.04536168 = queryNorm
              0.23214069 = fieldWeight in 6967, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.5018296 = idf(docFreq=3622, maxDocs=44218)
                0.046875 = fieldNorm(doc=6967)
      0.5 = coord(1/2)
    
    Source
    Information retrieval: new systems and current research. Proceedings of the 16th Research Colloquium of the British Computer Society Information Retrieval Specialist Group, Drymen, Scotland, 22-23 Mar 94. Ed.: R. Leon
  5. Fuhr, N.; Niewelt, B.: ¬Ein Retrievaltest mit automatisch indexierten Dokumenten (1984) 0.02
    0.021510584 = product of:
      0.04302117 = sum of:
        0.04302117 = product of:
          0.08604234 = sum of:
            0.08604234 = weight(_text_:22 in 262) [ClassicSimilarity], result of:
              0.08604234 = score(doc=262,freq=2.0), product of:
                0.15884887 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04536168 = queryNorm
                0.5416616 = fieldWeight in 262, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.109375 = fieldNorm(doc=262)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    20.10.2000 12:22:23
  6. Tomaiuolo, N.G.; Parker, J.: Maximizing relevant retrieval : keyword and natural language searching (1998) 0.02
    0.021510584 = product of:
      0.04302117 = sum of:
        0.04302117 = product of:
          0.08604234 = sum of:
            0.08604234 = weight(_text_:22 in 6418) [ClassicSimilarity], result of:
              0.08604234 = score(doc=6418,freq=2.0), product of:
                0.15884887 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04536168 = queryNorm
                0.5416616 = fieldWeight in 6418, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.109375 = fieldNorm(doc=6418)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    Online. 22(1998) no.6, S.57-58
  7. Voorhees, E.M.; Harman, D.: Overview of the Sixth Text REtrieval Conference (TREC-6) (2000) 0.02
    0.021510584 = product of:
      0.04302117 = sum of:
        0.04302117 = product of:
          0.08604234 = sum of:
            0.08604234 = weight(_text_:22 in 6438) [ClassicSimilarity], result of:
              0.08604234 = score(doc=6438,freq=2.0), product of:
                0.15884887 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04536168 = queryNorm
                0.5416616 = fieldWeight in 6438, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.109375 = fieldNorm(doc=6438)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    11. 8.2001 16:22:19
  8. Dalrymple, P.W.: Retrieval by reformulation in two library catalogs : toward a cognitive model of searching behavior (1990) 0.02
    0.021510584 = product of:
      0.04302117 = sum of:
        0.04302117 = product of:
          0.08604234 = sum of:
            0.08604234 = weight(_text_:22 in 5089) [ClassicSimilarity], result of:
              0.08604234 = score(doc=5089,freq=2.0), product of:
                0.15884887 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04536168 = queryNorm
                0.5416616 = fieldWeight in 5089, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.109375 = fieldNorm(doc=5089)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    22. 7.2006 18:43:54
  9. Crestani, F.; Ruthven, I.; Sanderson, M.; Rijsbergen, C.J. van: ¬The troubles with using a logical model of IR on a large collection of documents : experimenting retrieval by logical imaging on TREC (1996) 0.02
    0.019904997 = product of:
      0.039809994 = sum of:
        0.039809994 = product of:
          0.07961999 = sum of:
            0.07961999 = weight(_text_:f in 7522) [ClassicSimilarity], result of:
              0.07961999 = score(doc=7522,freq=2.0), product of:
                0.18080194 = queryWeight, product of:
                  3.985786 = idf(docFreq=2232, maxDocs=44218)
                  0.04536168 = queryNorm
                0.4403713 = fieldWeight in 7522, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.985786 = idf(docFreq=2232, maxDocs=44218)
                  0.078125 = fieldNorm(doc=7522)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  10. Strzalkowski, T.; Guthrie, L.; Karlgren, J.; Leistensnider, J.; Lin, F.; Perez-Carballo, J.; Straszheim, T.; Wang, J.; Wilding, J.: Natural language information retrieval : TREC-5 report (1997) 0.02
    0.019904997 = product of:
      0.039809994 = sum of:
        0.039809994 = product of:
          0.07961999 = sum of:
            0.07961999 = weight(_text_:f in 3100) [ClassicSimilarity], result of:
              0.07961999 = score(doc=3100,freq=2.0), product of:
                0.18080194 = queryWeight, product of:
                  3.985786 = idf(docFreq=2232, maxDocs=44218)
                  0.04536168 = queryNorm
                0.4403713 = fieldWeight in 3100, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.985786 = idf(docFreq=2232, maxDocs=44218)
                  0.078125 = fieldNorm(doc=3100)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  11. López-Ostenero, F.; Peinado, V.; Gonzalo, J.; Verdejo, F.: Interactive question answering : Is Cross-Language harder than monolingual searching? (2008) 0.02
    0.016889948 = product of:
      0.033779897 = sum of:
        0.033779897 = product of:
          0.06755979 = sum of:
            0.06755979 = weight(_text_:f in 2023) [ClassicSimilarity], result of:
              0.06755979 = score(doc=2023,freq=4.0), product of:
                0.18080194 = queryWeight, product of:
                  3.985786 = idf(docFreq=2232, maxDocs=44218)
                  0.04536168 = queryNorm
                0.37366742 = fieldWeight in 2023, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  3.985786 = idf(docFreq=2232, maxDocs=44218)
                  0.046875 = fieldNorm(doc=2023)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  12. Buckland, M.; Gey, F.: ¬The relationship between recall and precision (1994) 0.02
    0.015923997 = product of:
      0.031847995 = sum of:
        0.031847995 = product of:
          0.06369599 = sum of:
            0.06369599 = weight(_text_:f in 7204) [ClassicSimilarity], result of:
              0.06369599 = score(doc=7204,freq=2.0), product of:
                0.18080194 = queryWeight, product of:
                  3.985786 = idf(docFreq=2232, maxDocs=44218)
                  0.04536168 = queryNorm
                0.35229704 = fieldWeight in 7204, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.985786 = idf(docFreq=2232, maxDocs=44218)
                  0.0625 = fieldNorm(doc=7204)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  13. Jochum, F.; Weissmann, V.: Struktur und Elemente des Information Retrieval Experiments (1985) 0.02
    0.015923997 = product of:
      0.031847995 = sum of:
        0.031847995 = product of:
          0.06369599 = sum of:
            0.06369599 = weight(_text_:f in 114) [ClassicSimilarity], result of:
              0.06369599 = score(doc=114,freq=2.0), product of:
                0.18080194 = queryWeight, product of:
                  3.985786 = idf(docFreq=2232, maxDocs=44218)
                  0.04536168 = queryNorm
                0.35229704 = fieldWeight in 114, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.985786 = idf(docFreq=2232, maxDocs=44218)
                  0.0625 = fieldNorm(doc=114)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  14. Chevallet, J.-P.; Bruandet, M.F.: Impact de l'utilisation de multi terms sur la qualité des résponses dùn système de recherche d'information a indexation automatique (1999) 0.02
    0.015923997 = product of:
      0.031847995 = sum of:
        0.031847995 = product of:
          0.06369599 = sum of:
            0.06369599 = weight(_text_:f in 6253) [ClassicSimilarity], result of:
              0.06369599 = score(doc=6253,freq=2.0), product of:
                0.18080194 = queryWeight, product of:
                  3.985786 = idf(docFreq=2232, maxDocs=44218)
                  0.04536168 = queryNorm
                0.35229704 = fieldWeight in 6253, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.985786 = idf(docFreq=2232, maxDocs=44218)
                  0.0625 = fieldNorm(doc=6253)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Language
    f
  15. Allan, J.; Callan, J.P.; Croft, W.B.; Ballesteros, L.; Broglio, J.; Xu, J.; Shu, H.: INQUERY at TREC-5 (1997) 0.02
    0.015364703 = product of:
      0.030729406 = sum of:
        0.030729406 = product of:
          0.06145881 = sum of:
            0.06145881 = weight(_text_:22 in 3103) [ClassicSimilarity], result of:
              0.06145881 = score(doc=3103,freq=2.0), product of:
                0.15884887 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04536168 = queryNorm
                0.38690117 = fieldWeight in 3103, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.078125 = fieldNorm(doc=3103)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    27. 2.1999 20:55:22
  16. Ng, K.B.; Loewenstern, D.; Basu, C.; Hirsh, H.; Kantor, P.B.: Data fusion of machine-learning methods for the TREC5 routing tak (and other work) (1997) 0.02
    0.015364703 = product of:
      0.030729406 = sum of:
        0.030729406 = product of:
          0.06145881 = sum of:
            0.06145881 = weight(_text_:22 in 3107) [ClassicSimilarity], result of:
              0.06145881 = score(doc=3107,freq=2.0), product of:
                0.15884887 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04536168 = queryNorm
                0.38690117 = fieldWeight in 3107, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.078125 = fieldNorm(doc=3107)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Date
    27. 2.1999 20:59:22
  17. Debole, F.; Sebastiani, F.: ¬An analysis of the relative hardness of Reuters-21578 subsets (2005) 0.01
    0.014074958 = product of:
      0.028149916 = sum of:
        0.028149916 = product of:
          0.05629983 = sum of:
            0.05629983 = weight(_text_:f in 3456) [ClassicSimilarity], result of:
              0.05629983 = score(doc=3456,freq=4.0), product of:
                0.18080194 = queryWeight, product of:
                  3.985786 = idf(docFreq=2232, maxDocs=44218)
                  0.04536168 = queryNorm
                0.31138954 = fieldWeight in 3456, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  3.985786 = idf(docFreq=2232, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=3456)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  18. Kelledy, F.; Smeaton, A.F.: Thresholding the postings lists in information retrieval : experiments on TREC data (1995) 0.01
    0.0139334975 = product of:
      0.027866995 = sum of:
        0.027866995 = product of:
          0.05573399 = sum of:
            0.05573399 = weight(_text_:f in 5804) [ClassicSimilarity], result of:
              0.05573399 = score(doc=5804,freq=2.0), product of:
                0.18080194 = queryWeight, product of:
                  3.985786 = idf(docFreq=2232, maxDocs=44218)
                  0.04536168 = queryNorm
                0.3082599 = fieldWeight in 5804, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.985786 = idf(docFreq=2232, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=5804)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  19. Tombros, T.; Crestani, F.: Users' perception of relevance of spoken documents (2000) 0.01
    0.0139334975 = product of:
      0.027866995 = sum of:
        0.027866995 = product of:
          0.05573399 = sum of:
            0.05573399 = weight(_text_:f in 4996) [ClassicSimilarity], result of:
              0.05573399 = score(doc=4996,freq=2.0), product of:
                0.18080194 = queryWeight, product of:
                  3.985786 = idf(docFreq=2232, maxDocs=44218)
                  0.04536168 = queryNorm
                0.3082599 = fieldWeight in 4996, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.985786 = idf(docFreq=2232, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=4996)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  20. Kilgour, F.: ¬An experiment using coordinate title word searches (2004) 0.01
    0.0139334975 = product of:
      0.027866995 = sum of:
        0.027866995 = product of:
          0.05573399 = sum of:
            0.05573399 = weight(_text_:f in 2065) [ClassicSimilarity], result of:
              0.05573399 = score(doc=2065,freq=2.0), product of:
                0.18080194 = queryWeight, product of:
                  3.985786 = idf(docFreq=2232, maxDocs=44218)
                  0.04536168 = queryNorm
                0.3082599 = fieldWeight in 2065, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.985786 = idf(docFreq=2232, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=2065)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    

Languages

  • e 47
  • d 5
  • f 2
  • More… Less…

Types

  • a 51
  • s 3
  • m 2
  • More… Less…