Search (3 results, page 1 of 1)

  • × author_ss:"Ruthven, I."
  1. Sanderson, M.; Ruthven, I.: Report on the Glasgow IR group (glair4) submission (1997) 0.09
    0.09333029 = product of:
      0.37332115 = sum of:
        0.37332115 = weight(_text_:harman in 4088) [ClassicSimilarity], result of:
          0.37332115 = score(doc=4088,freq=2.0), product of:
            0.39899865 = queryWeight, product of:
              7.057077 = idf(docFreq=103, maxDocs=44421)
              0.056538798 = queryNorm
            0.9356451 = fieldWeight in 4088, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.057077 = idf(docFreq=103, maxDocs=44421)
              0.09375 = fieldNorm(doc=4088)
      0.25 = coord(1/4)
    
    Source
    The Fifth Text Retrieval Conference (TREC-5). Ed.: E.M. Voorhees u. D.K. Harman
  2. 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) 0.08
    0.07777523 = product of:
      0.31110093 = sum of:
        0.31110093 = weight(_text_:harman in 591) [ClassicSimilarity], result of:
          0.31110093 = score(doc=591,freq=2.0), product of:
            0.39899865 = queryWeight, product of:
              7.057077 = idf(docFreq=103, maxDocs=44421)
              0.056538798 = queryNorm
            0.7797042 = fieldWeight in 591, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.057077 = idf(docFreq=103, maxDocs=44421)
              0.078125 = fieldNorm(doc=591)
      0.25 = coord(1/4)
    
    Source
    The Fourth Text Retrieval Conference (TREC-4). Ed.: K. Harman
  3. Lalmas, M.; Ruthven, I.: ¬A model for structured document retrieval : empirical investigations (1997) 0.01
    0.0061456123 = product of:
      0.02458245 = sum of:
        0.02458245 = weight(_text_:und in 1727) [ClassicSimilarity], result of:
          0.02458245 = score(doc=1727,freq=2.0), product of:
            0.12539735 = queryWeight, product of:
              2.217899 = idf(docFreq=13141, maxDocs=44421)
              0.056538798 = queryNorm
            0.19603643 = fieldWeight in 1727, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.217899 = idf(docFreq=13141, maxDocs=44421)
              0.0625 = fieldNorm(doc=1727)
      0.25 = coord(1/4)
    
    Source
    Hypertext - Information Retrieval - Multimedia '97: Theorien, Modelle und Implementierungen integrierter elektronischer Informationssysteme. Proceedings HIM '97. Hrsg.: N. Fuhr u.a