Search (2 results, page 1 of 1)

  • × author_ss:"Järvelin, K."
  • × author_ss:"Sormunen, E."
  1. Järvelin, K.; Kristensen, J.; Niemi, T.; Sormunen, E.; Keskustalo, H.: ¬A deductive data model for query expansion (1996) 0.02
    0.01756258 = product of:
      0.052687734 = sum of:
        0.052687734 = product of:
          0.0790316 = sum of:
            0.04027512 = weight(_text_:k in 2230) [ClassicSimilarity], result of:
              0.04027512 = score(doc=2230,freq=2.0), product of:
                0.17019208 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.047675814 = queryNorm
                0.23664509 = fieldWeight in 2230, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.046875 = fieldNorm(doc=2230)
            0.038756486 = weight(_text_:22 in 2230) [ClassicSimilarity], result of:
              0.038756486 = score(doc=2230,freq=2.0), product of:
                0.16695258 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.047675814 = queryNorm
                0.23214069 = fieldWeight in 2230, 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=2230)
          0.6666667 = coord(2/3)
      0.33333334 = coord(1/3)
    
    Source
    Proceedings of the 19th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (ACM SIGIR '96), Zürich, Switzerland, August 18-22, 1996. Eds.: H.P. Frei et al
  2. Sormunen, E.; Kekäläinen, J.; Koivisto, J.; Järvelin, K.: Document text characteristics affect the ranking of the most relevant documents by expanded structured queries (2001) 0.00
    0.0037291776 = product of:
      0.011187533 = sum of:
        0.011187533 = product of:
          0.033562597 = sum of:
            0.033562597 = weight(_text_:k in 4487) [ClassicSimilarity], result of:
              0.033562597 = score(doc=4487,freq=2.0), product of:
                0.17019208 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.047675814 = queryNorm
                0.19720423 = fieldWeight in 4487, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=4487)
          0.33333334 = coord(1/3)
      0.33333334 = coord(1/3)