Search (1 results, page 1 of 1)

  • × classification_ss:"06.74"
  • × theme_ss:"Suchtaktik"
  1. Carstens, C.: Ontology based query expansion : retrieval support for the domain of educational research (2012) 0.00
    0.0012401459 = product of:
      0.017362041 = sum of:
        0.017362041 = weight(_text_:retrieval in 4655) [ClassicSimilarity], result of:
          0.017362041 = score(doc=4655,freq=2.0), product of:
            0.07421378 = queryWeight, product of:
              3.024915 = idf(docFreq=5836, maxDocs=44218)
              0.02453417 = queryNorm
            0.23394634 = fieldWeight in 4655, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.024915 = idf(docFreq=5836, maxDocs=44218)
              0.0546875 = fieldNorm(doc=4655)
      0.071428575 = coord(1/14)