Document (#4847)

Author
Schiminovich, S.
Title
Automatic classification and retrieval of documents by means of a bibliographic pattern discovery algorithm
Source
Information storage and retrieval. 6(1971), S.417-435
Year
1971
Theme
Automatisches Klassifizieren
Retrievalalgorithmen

Similar documents (content)

  1. Piros, A.: ¬The thought behind the symbol : about the automatic interpretation and representation of UDC numbers (2017) 0.55
    0.5476499 = sum of:
      0.5476499 = product of:
        0.7041213 = sum of:
          0.03401057 = weight(abstract_txt:retrieval in 3853) [ClassicSimilarity], result of:
            0.03401057 = score(doc=3853,freq=1.0), product of:
              0.15658915 = queryWeight, product of:
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.04505982 = queryNorm
              0.21719621 = fieldWeight in 3853, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.0625 = fieldNorm(doc=3853)
          0.05155768 = weight(abstract_txt:classification in 3853) [ClassicSimilarity], result of:
            0.05155768 = score(doc=3853,freq=1.0), product of:
              0.20664011 = queryWeight, product of:
                1.1487526 = boost
                3.9920752 = idf(docFreq=2218, maxDocs=44218)
                0.04505982 = queryNorm
              0.2495047 = fieldWeight in 3853, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.9920752 = idf(docFreq=2218, maxDocs=44218)
                0.0625 = fieldNorm(doc=3853)
          0.061315358 = weight(abstract_txt:bibliographic in 3853) [ClassicSimilarity], result of:
            0.061315358 = score(doc=3853,freq=1.0), product of:
              0.23195224 = queryWeight, product of:
                1.2170781 = boost
                4.229516 = idf(docFreq=1749, maxDocs=44218)
                0.04505982 = queryNorm
              0.26434475 = fieldWeight in 3853, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.229516 = idf(docFreq=1749, maxDocs=44218)
                0.0625 = fieldNorm(doc=3853)
          0.10220038 = weight(abstract_txt:means in 3853) [ClassicSimilarity], result of:
            0.10220038 = score(doc=3853,freq=1.0), product of:
              0.32607743 = queryWeight, product of:
                1.4430438 = boost
                5.0147786 = idf(docFreq=797, maxDocs=44218)
                0.04505982 = queryNorm
              0.31342366 = fieldWeight in 3853, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.0147786 = idf(docFreq=797, maxDocs=44218)
                0.0625 = fieldNorm(doc=3853)
          0.16073807 = weight(abstract_txt:automatic in 3853) [ClassicSimilarity], result of:
            0.16073807 = score(doc=3853,freq=2.0), product of:
              0.35001627 = queryWeight, product of:
                1.4950761 = boost
                5.1955976 = idf(docFreq=665, maxDocs=44218)
                0.04505982 = queryNorm
              0.45923027 = fieldWeight in 3853, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                5.1955976 = idf(docFreq=665, maxDocs=44218)
                0.0625 = fieldNorm(doc=3853)
          0.14379083 = weight(abstract_txt:discovery in 3853) [ClassicSimilarity], result of:
            0.14379083 = score(doc=3853,freq=1.0), product of:
              0.4094239 = queryWeight, product of:
                1.6169841 = boost
                5.619245 = idf(docFreq=435, maxDocs=44218)
                0.04505982 = queryNorm
              0.35120282 = fieldWeight in 3853, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.619245 = idf(docFreq=435, maxDocs=44218)
                0.0625 = fieldNorm(doc=3853)
          0.15050839 = weight(abstract_txt:algorithm in 3853) [ClassicSimilarity], result of:
            0.15050839 = score(doc=3853,freq=1.0), product of:
              0.42207813 = queryWeight, product of:
                1.6417824 = boost
                5.705423 = idf(docFreq=399, maxDocs=44218)
                0.04505982 = queryNorm
              0.35658893 = fieldWeight in 3853, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.705423 = idf(docFreq=399, maxDocs=44218)
                0.0625 = fieldNorm(doc=3853)
        0.7777778 = coord(7/9)
    
  2. Neuss, C.; Kent, R.E.: Conceptual analysis of resource meta-information (1995) 0.43
    0.43285125 = sum of:
      0.43285125 = product of:
        0.77913225 = sum of:
          0.059518497 = weight(abstract_txt:retrieval in 2204) [ClassicSimilarity], result of:
            0.059518497 = score(doc=2204,freq=1.0), product of:
              0.15658915 = queryWeight, product of:
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.04505982 = queryNorm
              0.38009337 = fieldWeight in 2204, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.109375 = fieldNorm(doc=2204)
          0.090225935 = weight(abstract_txt:classification in 2204) [ClassicSimilarity], result of:
            0.090225935 = score(doc=2204,freq=1.0), product of:
              0.20664011 = queryWeight, product of:
                1.1487526 = boost
                3.9920752 = idf(docFreq=2218, maxDocs=44218)
                0.04505982 = queryNorm
              0.43663323 = fieldWeight in 2204, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.9920752 = idf(docFreq=2218, maxDocs=44218)
                0.109375 = fieldNorm(doc=2204)
          0.17885067 = weight(abstract_txt:means in 2204) [ClassicSimilarity], result of:
            0.17885067 = score(doc=2204,freq=1.0), product of:
              0.32607743 = queryWeight, product of:
                1.4430438 = boost
                5.0147786 = idf(docFreq=797, maxDocs=44218)
                0.04505982 = queryNorm
              0.5484914 = fieldWeight in 2204, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.0147786 = idf(docFreq=797, maxDocs=44218)
                0.109375 = fieldNorm(doc=2204)
          0.19890322 = weight(abstract_txt:automatic in 2204) [ClassicSimilarity], result of:
            0.19890322 = score(doc=2204,freq=1.0), product of:
              0.35001627 = queryWeight, product of:
                1.4950761 = boost
                5.1955976 = idf(docFreq=665, maxDocs=44218)
                0.04505982 = queryNorm
              0.5682685 = fieldWeight in 2204, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.1955976 = idf(docFreq=665, maxDocs=44218)
                0.109375 = fieldNorm(doc=2204)
          0.25163394 = weight(abstract_txt:discovery in 2204) [ClassicSimilarity], result of:
            0.25163394 = score(doc=2204,freq=1.0), product of:
              0.4094239 = queryWeight, product of:
                1.6169841 = boost
                5.619245 = idf(docFreq=435, maxDocs=44218)
                0.04505982 = queryNorm
              0.61460495 = fieldWeight in 2204, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.619245 = idf(docFreq=435, maxDocs=44218)
                0.109375 = fieldNorm(doc=2204)
        0.5555556 = coord(5/9)
    
  3. Guerrero-Bote, V.P.; Moya Anegón, F. de; Herrero Solana, V.: Document organization using Kohonen's algorithm (2002) 0.40
    0.39835462 = sum of:
      0.39835462 = product of:
        0.7170383 = sum of:
          0.08417186 = weight(abstract_txt:retrieval in 2564) [ClassicSimilarity], result of:
            0.08417186 = score(doc=2564,freq=2.0), product of:
              0.15658915 = queryWeight, product of:
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.04505982 = queryNorm
              0.53753316 = fieldWeight in 2564, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.109375 = fieldNorm(doc=2564)
          0.090225935 = weight(abstract_txt:classification in 2564) [ClassicSimilarity], result of:
            0.090225935 = score(doc=2564,freq=1.0), product of:
              0.20664011 = queryWeight, product of:
                1.1487526 = boost
                3.9920752 = idf(docFreq=2218, maxDocs=44218)
                0.04505982 = queryNorm
              0.43663323 = fieldWeight in 2564, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.9920752 = idf(docFreq=2218, maxDocs=44218)
                0.109375 = fieldNorm(doc=2564)
          0.1719489 = weight(abstract_txt:documents in 2564) [ClassicSimilarity], result of:
            0.1719489 = score(doc=2564,freq=3.0), product of:
              0.22023495 = queryWeight, product of:
                1.1859388 = boost
                4.1213026 = idf(docFreq=1949, maxDocs=44218)
                0.04505982 = queryNorm
              0.7807521 = fieldWeight in 2564, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                4.1213026 = idf(docFreq=1949, maxDocs=44218)
                0.109375 = fieldNorm(doc=2564)
          0.107301876 = weight(abstract_txt:bibliographic in 2564) [ClassicSimilarity], result of:
            0.107301876 = score(doc=2564,freq=1.0), product of:
              0.23195224 = queryWeight, product of:
                1.2170781 = boost
                4.229516 = idf(docFreq=1749, maxDocs=44218)
                0.04505982 = queryNorm
              0.46260333 = fieldWeight in 2564, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.229516 = idf(docFreq=1749, maxDocs=44218)
                0.109375 = fieldNorm(doc=2564)
          0.26338968 = weight(abstract_txt:algorithm in 2564) [ClassicSimilarity], result of:
            0.26338968 = score(doc=2564,freq=1.0), product of:
              0.42207813 = queryWeight, product of:
                1.6417824 = boost
                5.705423 = idf(docFreq=399, maxDocs=44218)
                0.04505982 = queryNorm
              0.62403065 = fieldWeight in 2564, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.705423 = idf(docFreq=399, maxDocs=44218)
                0.109375 = fieldNorm(doc=2564)
        0.5555556 = coord(5/9)
    
  4. Golub, K.; Hansson, J.; Soergel, D.; Tudhope, D.: Managing classification in libraries : a methodological outline for evaluating automatic subject indexing and classification in Swedish library catalogues (2015) 0.39
    0.39024603 = sum of:
      0.39024603 = product of:
        0.58536905 = sum of:
          0.048098207 = weight(abstract_txt:retrieval in 2300) [ClassicSimilarity], result of:
            0.048098207 = score(doc=2300,freq=2.0), product of:
              0.15658915 = queryWeight, product of:
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.04505982 = queryNorm
              0.3071618 = fieldWeight in 2300, 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=2300)
          0.08930051 = weight(abstract_txt:classification in 2300) [ClassicSimilarity], result of:
            0.08930051 = score(doc=2300,freq=3.0), product of:
              0.20664011 = queryWeight, product of:
                1.1487526 = boost
                3.9920752 = idf(docFreq=2218, maxDocs=44218)
                0.04505982 = queryNorm
              0.4321548 = fieldWeight in 2300, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                3.9920752 = idf(docFreq=2218, maxDocs=44218)
                0.0625 = fieldNorm(doc=2300)
          0.05672843 = weight(abstract_txt:documents in 2300) [ClassicSimilarity], result of:
            0.05672843 = score(doc=2300,freq=1.0), product of:
              0.22023495 = queryWeight, product of:
                1.1859388 = boost
                4.1213026 = idf(docFreq=1949, maxDocs=44218)
                0.04505982 = queryNorm
              0.2575814 = fieldWeight in 2300, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.1213026 = idf(docFreq=1949, maxDocs=44218)
                0.0625 = fieldNorm(doc=2300)
          0.086713 = weight(abstract_txt:bibliographic in 2300) [ClassicSimilarity], result of:
            0.086713 = score(doc=2300,freq=2.0), product of:
              0.23195224 = queryWeight, product of:
                1.2170781 = boost
                4.229516 = idf(docFreq=1749, maxDocs=44218)
                0.04505982 = queryNorm
              0.3738399 = fieldWeight in 2300, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                4.229516 = idf(docFreq=1749, maxDocs=44218)
                0.0625 = fieldNorm(doc=2300)
          0.16073807 = weight(abstract_txt:automatic in 2300) [ClassicSimilarity], result of:
            0.16073807 = score(doc=2300,freq=2.0), product of:
              0.35001627 = queryWeight, product of:
                1.4950761 = boost
                5.1955976 = idf(docFreq=665, maxDocs=44218)
                0.04505982 = queryNorm
              0.45923027 = fieldWeight in 2300, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                5.1955976 = idf(docFreq=665, maxDocs=44218)
                0.0625 = fieldNorm(doc=2300)
          0.14379083 = weight(abstract_txt:discovery in 2300) [ClassicSimilarity], result of:
            0.14379083 = score(doc=2300,freq=1.0), product of:
              0.4094239 = queryWeight, product of:
                1.6169841 = boost
                5.619245 = idf(docFreq=435, maxDocs=44218)
                0.04505982 = queryNorm
              0.35120282 = fieldWeight in 2300, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.619245 = idf(docFreq=435, maxDocs=44218)
                0.0625 = fieldNorm(doc=2300)
        0.6666667 = coord(6/9)
    
  5. López-Herrera, A.G.; Herrera-Viedma, E.; Herrera, F.: ¬A study of the use of multi-objective evolutionary algorithms to learn Boolean queries : a comparative study (2009) 0.34
    0.3403721 = sum of:
      0.3403721 = product of:
        0.7658372 = sum of:
          0.051015854 = weight(abstract_txt:retrieval in 1751) [ClassicSimilarity], result of:
            0.051015854 = score(doc=1751,freq=1.0), product of:
              0.15658915 = queryWeight, product of:
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.04505982 = queryNorm
              0.3257943 = fieldWeight in 1751, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.09375 = fieldNorm(doc=1751)
          0.15330058 = weight(abstract_txt:means in 1751) [ClassicSimilarity], result of:
            0.15330058 = score(doc=1751,freq=1.0), product of:
              0.32607743 = queryWeight, product of:
                1.4430438 = boost
                5.0147786 = idf(docFreq=797, maxDocs=44218)
                0.04505982 = queryNorm
              0.4701355 = fieldWeight in 1751, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.0147786 = idf(docFreq=797, maxDocs=44218)
                0.09375 = fieldNorm(doc=1751)
          0.17048848 = weight(abstract_txt:automatic in 1751) [ClassicSimilarity], result of:
            0.17048848 = score(doc=1751,freq=1.0), product of:
              0.35001627 = queryWeight, product of:
                1.4950761 = boost
                5.1955976 = idf(docFreq=665, maxDocs=44218)
                0.04505982 = queryNorm
              0.48708728 = fieldWeight in 1751, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.1955976 = idf(docFreq=665, maxDocs=44218)
                0.09375 = fieldNorm(doc=1751)
          0.39103225 = weight(abstract_txt:algorithm in 1751) [ClassicSimilarity], result of:
            0.39103225 = score(doc=1751,freq=3.0), product of:
              0.42207813 = queryWeight, product of:
                1.6417824 = boost
                5.705423 = idf(docFreq=399, maxDocs=44218)
                0.04505982 = queryNorm
              0.9264452 = fieldWeight in 1751, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                5.705423 = idf(docFreq=399, maxDocs=44218)
                0.09375 = fieldNorm(doc=1751)
        0.44444445 = coord(4/9)