Document (#23460)

Author
Rijsbergen, K. van
Title
¬The geometry of information retrieval
Imprint
Cambridge : Cambridge University Press
Year
2004
Pages
xii, 150 S
Isbn
0-521-83805-3
Content
Inhalt: 1. Introduction; 2. On sets and kinds for IR; 3. Vector and Hilbert spaces; 4. Linear transformations, operators and matrices; 5. Conditional logic in IR; 6. The geometry of IR.
LCSH
Computer science / Mathematics
Information storage and retrieval systems / Mathematics
RSWK
Information Retrieval / Mengenlehre / Hilbert-Raum / Vektorraum / Aussagenlogik
BK
54.64 Datenbanken
06.74 Informationssysteme
DDC
025.04
LCC
QA76.9.M35

Similar documents (author)

  1. Van Rijsbergen, C.J. -> Rijsbergen, C.J. van: 4.46
    4.45533 = sum of:
      4.45533 = weight(author_txt:rijsbergen in 4130) [ClassicSimilarity], result of:
        4.45533 = fieldWeight in 4130, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          8.401051 = idf(docFreq=26, maxDocs=44218)
          0.375 = fieldNorm(doc=4130)
    
  2. Rijsbergen, C.J. van: Foundations of evaluation (1974) 4.20
    4.2005253 = sum of:
      4.2005253 = weight(author_txt:rijsbergen in 1078) [ClassicSimilarity], result of:
        4.2005253 = fieldWeight in 1078, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.401051 = idf(docFreq=26, maxDocs=44218)
          0.5 = fieldNorm(doc=1078)
    
  3. Rijsbergen, C.J. van: Automatic classification in information retrieval (1978) 4.20
    4.2005253 = sum of:
      4.2005253 = weight(author_txt:rijsbergen in 2412) [ClassicSimilarity], result of:
        4.2005253 = fieldWeight in 2412, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.401051 = idf(docFreq=26, maxDocs=44218)
          0.5 = fieldNorm(doc=2412)
    
  4. Rijsbergen, C.J. van: ¬A fast hierarchic clustering algorithm (1970) 4.20
    4.2005253 = sum of:
      4.2005253 = weight(author_txt:rijsbergen in 3300) [ClassicSimilarity], result of:
        4.2005253 = fieldWeight in 3300, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.401051 = idf(docFreq=26, maxDocs=44218)
          0.5 = fieldNorm(doc=3300)
    
  5. Rijsbergen, C.J. van: Retrieval effectiveness (1981) 4.20
    4.2005253 = sum of:
      4.2005253 = weight(author_txt:rijsbergen in 3147) [ClassicSimilarity], result of:
        4.2005253 = fieldWeight in 3147, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.401051 = idf(docFreq=26, maxDocs=44218)
          0.5 = fieldNorm(doc=3147)
    

Similar documents (content)

  1. Tsay, M.-y.; Shu, Z.-y.: Journal bibliometric analysis : a case study on the Journal of Documentation (2011) 0.35
    0.3462305 = sum of:
      0.3462305 = product of:
        0.49461502 = sum of:
          0.01433284 = weight(abstract_txt:systems in 294) [ClassicSimilarity], result of:
            0.01433284 = score(doc=294,freq=1.0), product of:
              0.06721384 = queryWeight, product of:
                3.4118783 = idf(docFreq=3963, maxDocs=44218)
                0.019699952 = queryNorm
              0.2132424 = fieldWeight in 294, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.4118783 = idf(docFreq=3963, maxDocs=44218)
                0.0625 = fieldNorm(doc=294)
          0.062307853 = weight(abstract_txt:science in 294) [ClassicSimilarity], result of:
            0.062307853 = score(doc=294,freq=9.0), product of:
              0.08606995 = queryWeight, product of:
                1.1316091 = boost
                3.8609126 = idf(docFreq=2529, maxDocs=44218)
                0.019699952 = queryNorm
              0.7239211 = fieldWeight in 294, product of:
                3.0 = tf(freq=9.0), with freq of:
                  9.0 = termFreq=9.0
                3.8609126 = idf(docFreq=2529, maxDocs=44218)
                0.0625 = fieldNorm(doc=294)
          0.029051134 = weight(abstract_txt:computer in 294) [ClassicSimilarity], result of:
            0.029051134 = score(doc=294,freq=1.0), product of:
              0.10764964 = queryWeight, product of:
                1.2655431 = boost
                4.317879 = idf(docFreq=1601, maxDocs=44218)
                0.019699952 = queryNorm
              0.26986745 = fieldWeight in 294, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.317879 = idf(docFreq=1601, maxDocs=44218)
                0.0625 = fieldNorm(doc=294)
          0.071944095 = weight(abstract_txt:storage in 294) [ClassicSimilarity], result of:
            0.071944095 = score(doc=294,freq=1.0), product of:
              0.19704585 = queryWeight, product of:
                1.7121992 = boost
                5.8418155 = idf(docFreq=348, maxDocs=44218)
                0.019699952 = queryNorm
              0.36511347 = fieldWeight in 294, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.8418155 = idf(docFreq=348, maxDocs=44218)
                0.0625 = fieldNorm(doc=294)
          0.037627384 = weight(abstract_txt:information in 294) [ClassicSimilarity], result of:
            0.037627384 = score(doc=294,freq=6.0), product of:
              0.101522714 = queryWeight, product of:
                2.1286924 = boost
                2.4209464 = idf(docFreq=10677, maxDocs=44218)
                0.019699952 = queryNorm
              0.3706302 = fieldWeight in 294, product of:
                2.4494898 = tf(freq=6.0), with freq of:
                  6.0 = termFreq=6.0
                2.4209464 = idf(docFreq=10677, maxDocs=44218)
                0.0625 = fieldNorm(doc=294)
          0.06425465 = weight(abstract_txt:retrieval in 294) [ClassicSimilarity], result of:
            0.06425465 = score(doc=294,freq=2.0), product of:
              0.20918827 = queryWeight, product of:
                3.0556242 = boost
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.019699952 = queryNorm
              0.3071618 = fieldWeight in 294, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.0625 = fieldNorm(doc=294)
          0.21509705 = weight(abstract_txt:mathematics in 294) [ClassicSimilarity], result of:
            0.21509705 = score(doc=294,freq=1.0), product of:
              0.5152328 = queryWeight, product of:
                3.9155016 = boost
                6.6796074 = idf(docFreq=150, maxDocs=44218)
                0.019699952 = queryNorm
              0.41747546 = fieldWeight in 294, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.6796074 = idf(docFreq=150, maxDocs=44218)
                0.0625 = fieldNorm(doc=294)
        0.7 = coord(7/10)
    
  2. Ledesma, L.D.: ¬A computational approach to George Boole's discovery of mathematical logic (1997) 0.27
    0.27318034 = sum of:
      0.27318034 = product of:
        0.9106011 = sum of:
          0.031153927 = weight(abstract_txt:science in 463) [ClassicSimilarity], result of:
            0.031153927 = score(doc=463,freq=1.0), product of:
              0.08606995 = queryWeight, product of:
                1.1316091 = boost
                3.8609126 = idf(docFreq=2529, maxDocs=44218)
                0.019699952 = queryNorm
              0.36196056 = fieldWeight in 463, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.8609126 = idf(docFreq=2529, maxDocs=44218)
                0.09375 = fieldNorm(doc=463)
          0.42315742 = weight(abstract_txt:geometry in 463) [ClassicSimilarity], result of:
            0.42315742 = score(doc=463,freq=1.0), product of:
              0.4899792 = queryWeight, product of:
                2.6999733 = boost
                9.211981 = idf(docFreq=11, maxDocs=44218)
                0.019699952 = queryNorm
              0.8636232 = fieldWeight in 463, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                9.211981 = idf(docFreq=11, maxDocs=44218)
                0.09375 = fieldNorm(doc=463)
          0.45628974 = weight(abstract_txt:mathematics in 463) [ClassicSimilarity], result of:
            0.45628974 = score(doc=463,freq=2.0), product of:
              0.5152328 = queryWeight, product of:
                3.9155016 = boost
                6.6796074 = idf(docFreq=150, maxDocs=44218)
                0.019699952 = queryNorm
              0.88559914 = fieldWeight in 463, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                6.6796074 = idf(docFreq=150, maxDocs=44218)
                0.09375 = fieldNorm(doc=463)
        0.3 = coord(3/10)
    
  3. Kallenborn, R.: OMNIS/Myruad : Einsatz und Perspektiven eines multimedialen Systems (1995) 0.27
    0.2667686 = sum of:
      0.2667686 = product of:
        0.6669215 = sum of:
          0.12590216 = weight(abstract_txt:storage in 3358) [ClassicSimilarity], result of:
            0.12590216 = score(doc=3358,freq=1.0), product of:
              0.19704585 = queryWeight, product of:
                1.7121992 = boost
                5.8418155 = idf(docFreq=348, maxDocs=44218)
                0.019699952 = queryNorm
              0.63894856 = fieldWeight in 3358, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.8418155 = idf(docFreq=348, maxDocs=44218)
                0.109375 = fieldNorm(doc=3358)
          0.026882302 = weight(abstract_txt:information in 3358) [ClassicSimilarity], result of:
            0.026882302 = score(doc=3358,freq=1.0), product of:
              0.101522714 = queryWeight, product of:
                2.1286924 = boost
                2.4209464 = idf(docFreq=10677, maxDocs=44218)
                0.019699952 = queryNorm
              0.264791 = fieldWeight in 3358, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                2.4209464 = idf(docFreq=10677, maxDocs=44218)
                0.109375 = fieldNorm(doc=3358)
          0.13771722 = weight(abstract_txt:retrieval in 3358) [ClassicSimilarity], result of:
            0.13771722 = score(doc=3358,freq=3.0), product of:
              0.20918827 = queryWeight, product of:
                3.0556242 = boost
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.019699952 = queryNorm
              0.658341 = fieldWeight in 3358, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.109375 = fieldNorm(doc=3358)
          0.37641984 = weight(abstract_txt:mathematics in 3358) [ClassicSimilarity], result of:
            0.37641984 = score(doc=3358,freq=1.0), product of:
              0.5152328 = queryWeight, product of:
                3.9155016 = boost
                6.6796074 = idf(docFreq=150, maxDocs=44218)
                0.019699952 = queryNorm
              0.73058206 = fieldWeight in 3358, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.6796074 = idf(docFreq=150, maxDocs=44218)
                0.109375 = fieldNorm(doc=3358)
        0.4 = coord(4/10)
    
  4. Reitsma, R.F.; Thabane, L.; MacLeod, J.M.B.: Spatialization of Web Sites Using a Weighted Frequency Model of Navigation Data (2004) 0.25
    0.253448 = sum of:
      0.253448 = product of:
        0.84482664 = sum of:
          0.01791605 = weight(abstract_txt:systems in 2064) [ClassicSimilarity], result of:
            0.01791605 = score(doc=2064,freq=1.0), product of:
              0.06721384 = queryWeight, product of:
                3.4118783 = idf(docFreq=3963, maxDocs=44218)
                0.019699952 = queryNorm
              0.26655298 = fieldWeight in 2064, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.4118783 = idf(docFreq=3963, maxDocs=44218)
                0.078125 = fieldNorm(doc=2064)
          0.038403288 = weight(abstract_txt:information in 2064) [ClassicSimilarity], result of:
            0.038403288 = score(doc=2064,freq=4.0), product of:
              0.101522714 = queryWeight, product of:
                2.1286924 = boost
                2.4209464 = idf(docFreq=10677, maxDocs=44218)
                0.019699952 = queryNorm
              0.37827286 = fieldWeight in 2064, product of:
                2.0 = tf(freq=4.0), with freq of:
                  4.0 = termFreq=4.0
                2.4209464 = idf(docFreq=10677, maxDocs=44218)
                0.078125 = fieldNorm(doc=2064)
          0.7885073 = weight(abstract_txt:geometry in 2064) [ClassicSimilarity], result of:
            0.7885073 = score(doc=2064,freq=5.0), product of:
              0.4899792 = queryWeight, product of:
                2.6999733 = boost
                9.211981 = idf(docFreq=11, maxDocs=44218)
                0.019699952 = queryNorm
              1.6092669 = fieldWeight in 2064, product of:
                2.236068 = tf(freq=5.0), with freq of:
                  5.0 = termFreq=5.0
                9.211981 = idf(docFreq=11, maxDocs=44218)
                0.078125 = fieldNorm(doc=2064)
        0.3 = coord(3/10)
    
  5. Cornelius, I.: Quantum leaps in information retrieval (2009) 0.24
    0.23624127 = sum of:
      0.23624127 = product of:
        0.5906032 = sum of:
          0.031153927 = weight(abstract_txt:science in 2963) [ClassicSimilarity], result of:
            0.031153927 = score(doc=2963,freq=1.0), product of:
              0.08606995 = queryWeight, product of:
                1.1316091 = boost
                3.8609126 = idf(docFreq=2529, maxDocs=44218)
                0.019699952 = queryNorm
              0.36196056 = fieldWeight in 2963, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.8609126 = idf(docFreq=2529, maxDocs=44218)
                0.09375 = fieldNorm(doc=2963)
          0.039909866 = weight(abstract_txt:information in 2963) [ClassicSimilarity], result of:
            0.039909866 = score(doc=2963,freq=3.0), product of:
              0.101522714 = queryWeight, product of:
                2.1286924 = boost
                2.4209464 = idf(docFreq=10677, maxDocs=44218)
                0.019699952 = queryNorm
              0.3931127 = fieldWeight in 2963, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                2.4209464 = idf(docFreq=10677, maxDocs=44218)
                0.09375 = fieldNorm(doc=2963)
          0.42315742 = weight(abstract_txt:geometry in 2963) [ClassicSimilarity], result of:
            0.42315742 = score(doc=2963,freq=1.0), product of:
              0.4899792 = queryWeight, product of:
                2.6999733 = boost
                9.211981 = idf(docFreq=11, maxDocs=44218)
                0.019699952 = queryNorm
              0.8636232 = fieldWeight in 2963, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                9.211981 = idf(docFreq=11, maxDocs=44218)
                0.09375 = fieldNorm(doc=2963)
          0.09638197 = weight(abstract_txt:retrieval in 2963) [ClassicSimilarity], result of:
            0.09638197 = score(doc=2963,freq=2.0), product of:
              0.20918827 = queryWeight, product of:
                3.0556242 = boost
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.019699952 = queryNorm
              0.4607427 = fieldWeight in 2963, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.09375 = fieldNorm(doc=2963)
        0.4 = coord(4/10)