Search (6 results, page 1 of 1)

  • × author_ss:"Ruthven, I."
  1. 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) 0.01 
    0.006862227 = product of:
  0.02058668 = sum of:
    0.02058668 = product of:
      0.06176004 = sum of:
        0.06176004 = weight(_text_:k in 7522) [ClassicSimilarity], result of:
          0.06176004 = score(doc=7522,freq=2.0), product of:
            0.15658903 = queryWeight, product of:
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.0438652 = queryNorm
            0.39440846 = fieldWeight in 7522, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.078125 = fieldNorm(doc=7522)
      0.33333334 = coord(1/3)
  0.33333334 = coord(1/3)
    Source
    The Fourth Text Retrieval Conference (TREC-4). Ed.: K. Harman
  2. Ruthven, I.; Baillie, M.; Azzopardi, L.; Bierig, R.; Nicol, E.; Sweeney, S.; Yaciki, M.: Contextual factors affecting the utility of surrogates within exploratory search (2008) 0.00 
    0.004664393 = product of:
  0.013993179 = sum of:
    0.013993179 = product of:
      0.041979536 = sum of:
        0.041979536 = weight(_text_:29 in 2042) [ClassicSimilarity], result of:
          0.041979536 = score(doc=2042,freq=2.0), product of:
            0.15430406 = queryWeight, product of:
              3.5176873 = idf(docFreq=3565, maxDocs=44218)
              0.0438652 = queryNorm
            0.27205724 = fieldWeight in 2042, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5176873 = idf(docFreq=3565, maxDocs=44218)
              0.0546875 = fieldNorm(doc=2042)
      0.33333334 = coord(1/3)
  0.33333334 = coord(1/3)
    Date
    29. 7.2008 12:28:27
  3. Ruthven, I.; Buchanan, S.; Jardine, C.: Relationships, environment, health and development : the information needs expressed online by young first-time mothers (2018) 0.00 
    0.0039980514 = product of:
  0.011994153 = sum of:
    0.011994153 = product of:
      0.03598246 = sum of:
        0.03598246 = weight(_text_:29 in 4369) [ClassicSimilarity], result of:
          0.03598246 = score(doc=4369,freq=2.0), product of:
            0.15430406 = queryWeight, product of:
              3.5176873 = idf(docFreq=3565, maxDocs=44218)
              0.0438652 = queryNorm
            0.23319192 = fieldWeight in 4369, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5176873 = idf(docFreq=3565, maxDocs=44218)
              0.046875 = fieldNorm(doc=4369)
      0.33333334 = coord(1/3)
  0.33333334 = coord(1/3)
    Date
    29. 7.2018 9:47:05
  4. Ruthven, I.; Buchanan, S.; Jardine, C.: Isolated, overwhelmed, and worried : young first-time mothers asking for information and support online (2018) 0.00 
    0.0039980514 = product of:
  0.011994153 = sum of:
    0.011994153 = product of:
      0.03598246 = sum of:
        0.03598246 = weight(_text_:29 in 4455) [ClassicSimilarity], result of:
          0.03598246 = score(doc=4455,freq=2.0), product of:
            0.15430406 = queryWeight, product of:
              3.5176873 = idf(docFreq=3565, maxDocs=44218)
              0.0438652 = queryNorm
            0.23319192 = fieldWeight in 4455, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5176873 = idf(docFreq=3565, maxDocs=44218)
              0.046875 = fieldNorm(doc=4455)
      0.33333334 = coord(1/3)
  0.33333334 = coord(1/3)
    Date
    29. 9.2018 11:25:14
  5. Belabbes, M.A.; Ruthven, I.; Moshfeghi, Y.; Rasmussen Pennington, D.: Information overload : a concept analysis (2023) 0.00 
    0.0033017385 = product of:
  0.009905215 = sum of:
    0.009905215 = product of:
      0.029715646 = sum of:
        0.029715646 = weight(_text_:22 in 950) [ClassicSimilarity], result of:
          0.029715646 = score(doc=950,freq=2.0), product of:
            0.15360846 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0438652 = queryNorm
            0.19345059 = fieldWeight in 950, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0390625 = fieldNorm(doc=950)
      0.33333334 = coord(1/3)
  0.33333334 = coord(1/3)
    Date
    22. 4.2023 19:27:56
  6. Ruthven, I.; Lalmas, M.; Rijsbergen, K. van: Combining and selecting characteristics of information use (2002) 0.00 
    0.0027448907 = product of:
  0.008234672 = sum of:
    0.008234672 = product of:
      0.024704017 = sum of:
        0.024704017 = weight(_text_:k in 5208) [ClassicSimilarity], result of:
          0.024704017 = score(doc=5208,freq=2.0), product of:
            0.15658903 = queryWeight, product of:
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.0438652 = queryNorm
            0.15776339 = fieldWeight in 5208, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.569778 = idf(docFreq=3384, maxDocs=44218)
              0.03125 = fieldNorm(doc=5208)
      0.33333334 = coord(1/3)
  0.33333334 = coord(1/3)

Authors

Years

Themes