Search (3 results, page 1 of 1)

  • × author_ss:"Alvarez, P."
  • × theme_ss:"Informetrie"
  1. Alvarez, P.; Pulgarin, A.: ¬The Rasch model : measuring the impact of scientific journals: analytical chemistry (1996) 0.01
    0.011829459 = product of:
      0.023658918 = sum of:
        0.023658918 = product of:
          0.047317836 = sum of:
            0.047317836 = weight(_text_:p in 8505) [ClassicSimilarity], result of:
              0.047317836 = score(doc=8505,freq=2.0), product of:
                0.14889121 = queryWeight, product of:
                  3.5955126 = idf(docFreq=3298, maxDocs=44218)
                  0.041410286 = queryNorm
                0.31780142 = fieldWeight in 8505, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5955126 = idf(docFreq=3298, maxDocs=44218)
                  0.0625 = fieldNorm(doc=8505)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  2. Alvarez, P.; Pulgarin, A.: ¬The diffusion of scientific journals analyzed through citations (1997) 0.01
    0.010350777 = product of:
      0.020701554 = sum of:
        0.020701554 = product of:
          0.041403107 = sum of:
            0.041403107 = weight(_text_:p in 1595) [ClassicSimilarity], result of:
              0.041403107 = score(doc=1595,freq=2.0), product of:
                0.14889121 = queryWeight, product of:
                  3.5955126 = idf(docFreq=3298, maxDocs=44218)
                  0.041410286 = queryNorm
                0.27807623 = fieldWeight in 1595, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5955126 = idf(docFreq=3298, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=1595)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
  3. Alvarez, P.; Escalona, I.; Pulgarin, A.: What is wrong with obsolescence? (2000) 0.01
    0.008872095 = product of:
      0.01774419 = sum of:
        0.01774419 = product of:
          0.03548838 = sum of:
            0.03548838 = weight(_text_:p in 4858) [ClassicSimilarity], result of:
              0.03548838 = score(doc=4858,freq=2.0), product of:
                0.14889121 = queryWeight, product of:
                  3.5955126 = idf(docFreq=3298, maxDocs=44218)
                  0.041410286 = queryNorm
                0.23835106 = fieldWeight in 4858, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5955126 = idf(docFreq=3298, maxDocs=44218)
                  0.046875 = fieldNorm(doc=4858)
          0.5 = coord(1/2)
      0.5 = coord(1/2)