Document (#23461)

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: 4.43
    4.4318876 = sum of:
      4.4318876 = weight(author_txt:rijsbergen in 4199) [ClassicSimilarity], result of:
        4.4318876 = fieldWeight in 4199, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          8.356848 = idf(docFreq=26, maxDocs=42306)
          0.375 = fieldNorm(doc=4199)
    
  2. Rijsbergen, C.J. van: Foundations of evaluation (1974) 4.18
    4.178424 = sum of:
      4.178424 = weight(author_txt:rijsbergen in 1078) [ClassicSimilarity], result of:
        4.178424 = fieldWeight in 1078, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.356848 = idf(docFreq=26, maxDocs=42306)
          0.5 = fieldNorm(doc=1078)
    
  3. Rijsbergen, C.J. van: Automatic classification in information retrieval (1978) 4.18
    4.178424 = sum of:
      4.178424 = weight(author_txt:rijsbergen in 2412) [ClassicSimilarity], result of:
        4.178424 = fieldWeight in 2412, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.356848 = idf(docFreq=26, maxDocs=42306)
          0.5 = fieldNorm(doc=2412)
    
  4. Rijsbergen, C.J. van: ¬A fast hierarchic clustering algorithm (1970) 4.18
    4.178424 = sum of:
      4.178424 = weight(author_txt:rijsbergen in 3300) [ClassicSimilarity], result of:
        4.178424 = fieldWeight in 3300, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.356848 = idf(docFreq=26, maxDocs=42306)
          0.5 = fieldNorm(doc=3300)
    
  5. Rijsbergen, C.J. van: Retrieval effectiveness (1981) 4.18
    4.178424 = sum of:
      4.178424 = weight(author_txt:rijsbergen in 3216) [ClassicSimilarity], result of:
        4.178424 = fieldWeight in 3216, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.356848 = idf(docFreq=26, maxDocs=42306)
          0.5 = fieldNorm(doc=3216)
    

Similar documents (content)

  1. Tsay, M.-y.; Shu, Z.-y.: Journal bibliometric analysis : a case study on the Journal of Documentation (2011) 0.35
    0.35023054 = sum of:
      0.35023054 = product of:
        0.5003294 = sum of:
          0.014469792 = weight(abstract_txt:systems in 2295) [ClassicSimilarity], result of:
            0.014469792 = score(doc=2295,freq=1.0), product of:
              0.06774795 = queryWeight, product of:
                3.4173236 = idf(docFreq=3771, maxDocs=42306)
                0.019824857 = queryNorm
              0.21358272 = fieldWeight in 2295, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.4173236 = idf(docFreq=3771, maxDocs=42306)
                0.0625 = fieldNorm(doc=2295)
          0.06582431 = weight(abstract_txt:science in 2295) [ClassicSimilarity], result of:
            0.06582431 = score(doc=2295,freq=9.0), product of:
              0.08941932 = queryWeight, product of:
                1.1488613 = boost
                3.9260306 = idf(docFreq=2267, maxDocs=42306)
                0.019824857 = queryNorm
              0.7361307 = fieldWeight in 2295, product of:
                3.0 = tf(freq=9.0), with freq of:
                  9.0 = termFreq=9.0
                3.9260306 = idf(docFreq=2267, maxDocs=42306)
                0.0625 = fieldNorm(doc=2295)
          0.029066619 = weight(abstract_txt:computer in 2295) [ClassicSimilarity], result of:
            0.029066619 = score(doc=2295,freq=1.0), product of:
              0.10785766 = queryWeight, product of:
                1.2617619 = boost
                4.3118486 = idf(docFreq=1541, maxDocs=42306)
                0.019824857 = queryNorm
              0.26949054 = fieldWeight in 2295, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.3118486 = idf(docFreq=1541, maxDocs=42306)
                0.0625 = fieldNorm(doc=2295)
          0.07216388 = weight(abstract_txt:storage in 2295) [ClassicSimilarity], result of:
            0.07216388 = score(doc=2295,freq=1.0), product of:
              0.19775823 = queryWeight, product of:
                1.7085166 = boost
                5.838554 = idf(docFreq=334, maxDocs=42306)
                0.019824857 = queryNorm
              0.36490962 = fieldWeight in 2295, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.838554 = idf(docFreq=334, maxDocs=42306)
                0.0625 = fieldNorm(doc=2295)
          0.03850884 = weight(abstract_txt:information in 2295) [ClassicSimilarity], result of:
            0.03850884 = score(doc=2295,freq=6.0), product of:
              0.10326463 = queryWeight, product of:
                2.138397 = boost
                2.435865 = idf(docFreq=10064, maxDocs=42306)
                0.019824857 = queryNorm
              0.37291414 = fieldWeight in 2295, product of:
                2.4494898 = tf(freq=6.0), with freq of:
                  6.0 = termFreq=6.0
                2.435865 = idf(docFreq=10064, maxDocs=42306)
                0.0625 = fieldNorm(doc=2295)
          0.063863076 = weight(abstract_txt:retrieval in 2295) [ClassicSimilarity], result of:
            0.063863076 = score(doc=2295,freq=2.0), product of:
              0.20866597 = queryWeight, product of:
                3.0397534 = boost
                3.4626071 = idf(docFreq=3604, maxDocs=42306)
                0.019824857 = queryNorm
              0.30605412 = fieldWeight in 2295, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.4626071 = idf(docFreq=3604, maxDocs=42306)
                0.0625 = fieldNorm(doc=2295)
          0.21643284 = weight(abstract_txt:mathematics in 2295) [ClassicSimilarity], result of:
            0.21643284 = score(doc=2295,freq=1.0), product of:
              0.5181793 = queryWeight, product of:
                3.9111724 = boost
                6.682871 = idf(docFreq=143, maxDocs=42306)
                0.019824857 = queryNorm
              0.41767943 = fieldWeight in 2295, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.682871 = idf(docFreq=143, maxDocs=42306)
                0.0625 = fieldNorm(doc=2295)
        0.7 = coord(7/10)
    
  2. Ledesma, L.D.: ¬A computational approach to George Boole's discovery of mathematical logic (1997) 0.27
    0.27333194 = sum of:
      0.27333194 = product of:
        0.91110647 = sum of:
          0.032912154 = weight(abstract_txt:science in 1464) [ClassicSimilarity], result of:
            0.032912154 = score(doc=1464,freq=1.0), product of:
              0.08941932 = queryWeight, product of:
                1.1488613 = boost
                3.9260306 = idf(docFreq=2267, maxDocs=42306)
                0.019824857 = queryNorm
              0.36806536 = fieldWeight in 1464, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.9260306 = idf(docFreq=2267, maxDocs=42306)
                0.09375 = fieldNorm(doc=1464)
          0.4190709 = weight(abstract_txt:geometry in 1464) [ClassicSimilarity], result of:
            0.4190709 = score(doc=1464,freq=1.0), product of:
              0.48758703 = queryWeight, product of:
                2.6827364 = boost
                9.167778 = idf(docFreq=11, maxDocs=42306)
                0.019824857 = queryNorm
              0.8594792 = fieldWeight in 1464, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                9.167778 = idf(docFreq=11, maxDocs=42306)
                0.09375 = fieldNorm(doc=1464)
          0.45912337 = weight(abstract_txt:mathematics in 1464) [ClassicSimilarity], result of:
            0.45912337 = score(doc=1464,freq=2.0), product of:
              0.5181793 = queryWeight, product of:
                3.9111724 = boost
                6.682871 = idf(docFreq=143, maxDocs=42306)
                0.019824857 = queryNorm
              0.88603187 = fieldWeight in 1464, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                6.682871 = idf(docFreq=143, maxDocs=42306)
                0.09375 = fieldNorm(doc=1464)
        0.3 = coord(3/10)
    
  3. Kallenborn, R.: OMNIS/Myruad : Einsatz und Perspektiven eines multimedialen Systems (1995) 0.27
    0.26777372 = sum of:
      0.26777372 = product of:
        0.6694343 = sum of:
          0.12628679 = weight(abstract_txt:storage in 3427) [ClassicSimilarity], result of:
            0.12628679 = score(doc=3427,freq=1.0), product of:
              0.19775823 = queryWeight, product of:
                1.7085166 = boost
                5.838554 = idf(docFreq=334, maxDocs=42306)
                0.019824857 = queryNorm
              0.6385918 = fieldWeight in 3427, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.838554 = idf(docFreq=334, maxDocs=42306)
                0.109375 = fieldNorm(doc=3427)
          0.027512044 = weight(abstract_txt:information in 3427) [ClassicSimilarity], result of:
            0.027512044 = score(doc=3427,freq=1.0), product of:
              0.10326463 = queryWeight, product of:
                2.138397 = boost
                2.435865 = idf(docFreq=10064, maxDocs=42306)
                0.019824857 = queryNorm
              0.26642272 = fieldWeight in 3427, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                2.435865 = idf(docFreq=10064, maxDocs=42306)
                0.109375 = fieldNorm(doc=3427)
          0.13687797 = weight(abstract_txt:retrieval in 3427) [ClassicSimilarity], result of:
            0.13687797 = score(doc=3427,freq=3.0), product of:
              0.20866597 = queryWeight, product of:
                3.0397534 = boost
                3.4626071 = idf(docFreq=3604, maxDocs=42306)
                0.019824857 = queryNorm
              0.6559669 = fieldWeight in 3427, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                3.4626071 = idf(docFreq=3604, maxDocs=42306)
                0.109375 = fieldNorm(doc=3427)
          0.37875748 = weight(abstract_txt:mathematics in 3427) [ClassicSimilarity], result of:
            0.37875748 = score(doc=3427,freq=1.0), product of:
              0.5181793 = queryWeight, product of:
                3.9111724 = boost
                6.682871 = idf(docFreq=143, maxDocs=42306)
                0.019824857 = queryNorm
              0.73093903 = fieldWeight in 3427, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.682871 = idf(docFreq=143, maxDocs=42306)
                0.109375 = fieldNorm(doc=3427)
        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
    0.2514848 = sum of:
      0.2514848 = product of:
        0.83828264 = sum of:
          0.01808724 = weight(abstract_txt:systems in 3065) [ClassicSimilarity], result of:
            0.01808724 = score(doc=3065,freq=1.0), product of:
              0.06774795 = queryWeight, product of:
                3.4173236 = idf(docFreq=3771, maxDocs=42306)
                0.019824857 = queryNorm
              0.2669784 = fieldWeight in 3065, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.4173236 = idf(docFreq=3771, maxDocs=42306)
                0.078125 = fieldNorm(doc=3065)
          0.039302923 = weight(abstract_txt:information in 3065) [ClassicSimilarity], result of:
            0.039302923 = score(doc=3065,freq=4.0), product of:
              0.10326463 = queryWeight, product of:
                2.138397 = boost
                2.435865 = idf(docFreq=10064, maxDocs=42306)
                0.019824857 = queryNorm
              0.3806039 = fieldWeight in 3065, product of:
                2.0 = tf(freq=4.0), with freq of:
                  4.0 = termFreq=4.0
                2.435865 = idf(docFreq=10064, maxDocs=42306)
                0.078125 = fieldNorm(doc=3065)
          0.7808925 = weight(abstract_txt:geometry in 3065) [ClassicSimilarity], result of:
            0.7808925 = score(doc=3065,freq=5.0), product of:
              0.48758703 = queryWeight, product of:
                2.6827364 = boost
                9.167778 = idf(docFreq=11, maxDocs=42306)
                0.019824857 = queryNorm
              1.6015449 = fieldWeight in 3065, product of:
                2.236068 = tf(freq=5.0), with freq of:
                  5.0 = termFreq=5.0
                9.167778 = idf(docFreq=11, maxDocs=42306)
                0.078125 = fieldNorm(doc=3065)
        0.3 = coord(3/10)
    
  5. Cornelius, I.: Quantum leaps in information retrieval (2009) 0.24
    0.23544899 = sum of:
      0.23544899 = product of:
        0.58862245 = sum of:
          0.032912154 = weight(abstract_txt:science in 783) [ClassicSimilarity], result of:
            0.032912154 = score(doc=783,freq=1.0), product of:
              0.08941932 = queryWeight, product of:
                1.1488613 = boost
                3.9260306 = idf(docFreq=2267, maxDocs=42306)
                0.019824857 = queryNorm
              0.36806536 = fieldWeight in 783, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.9260306 = idf(docFreq=2267, maxDocs=42306)
                0.09375 = fieldNorm(doc=783)
          0.040844794 = weight(abstract_txt:information in 783) [ClassicSimilarity], result of:
            0.040844794 = score(doc=783,freq=3.0), product of:
              0.10326463 = queryWeight, product of:
                2.138397 = boost
                2.435865 = idf(docFreq=10064, maxDocs=42306)
                0.019824857 = queryNorm
              0.39553517 = fieldWeight in 783, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                2.435865 = idf(docFreq=10064, maxDocs=42306)
                0.09375 = fieldNorm(doc=783)
          0.4190709 = weight(abstract_txt:geometry in 783) [ClassicSimilarity], result of:
            0.4190709 = score(doc=783,freq=1.0), product of:
              0.48758703 = queryWeight, product of:
                2.6827364 = boost
                9.167778 = idf(docFreq=11, maxDocs=42306)
                0.019824857 = queryNorm
              0.8594792 = fieldWeight in 783, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                9.167778 = idf(docFreq=11, maxDocs=42306)
                0.09375 = fieldNorm(doc=783)
          0.09579462 = weight(abstract_txt:retrieval in 783) [ClassicSimilarity], result of:
            0.09579462 = score(doc=783,freq=2.0), product of:
              0.20866597 = queryWeight, product of:
                3.0397534 = boost
                3.4626071 = idf(docFreq=3604, maxDocs=42306)
                0.019824857 = queryNorm
              0.45908117 = fieldWeight in 783, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.4626071 = idf(docFreq=3604, maxDocs=42306)
                0.09375 = fieldNorm(doc=783)
        0.4 = coord(4/10)