Document (#37122)

Author
Mauldin, M.L.
Title
Conceptual information retrieval : a case study in adaptive partial parsing
Imprint
Boston : Kluwer
Year
1991
Pages
XX, 215 S
Isbn
0-7923-9214-0
Series
Kluwer international series in engineering and computer science ; 152 : Natural language processing and machine translation
Theme
Computerlinguistik
LCSH
Computational linguistics
FERRET (Information retrieval system)
Information storage and retrieval
Natural language processing (Computer science)
RSWK
Parser / Natürliche Sprache
FERRET
Freitextsuche / Information Retrieval
Information Retrieval / Expertensystem
Syntaktische Analyse Information Retrieval
BK
54.72
DDC
006.3'5
LCC
QA76.9.N38
RVK
ST 283

Similar documents (content)

  1. Sikkel, K.: Parsing schemata : a framework for specification and analysis of parsing algorithms (1996) 0.28
    0.27518183 = sum of:
      0.27518183 = product of:
        0.79114777 = sum of:
          0.019777674 = weight(abstract_txt:science in 685) [ClassicSimilarity], result of:
            0.019777674 = score(doc=685,freq=1.0), product of:
              0.06556849 = queryWeight, product of:
                1.1448871 = boost
                3.8609126 = idf(docFreq=2529, maxDocs=44218)
                0.014833463 = queryNorm
              0.3016338 = fieldWeight in 685, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.8609126 = idf(docFreq=2529, maxDocs=44218)
                0.078125 = fieldNorm(doc=685)
          0.025135333 = weight(abstract_txt:language in 685) [ClassicSimilarity], result of:
            0.025135333 = score(doc=685,freq=1.0), product of:
              0.07693102 = queryWeight, product of:
                1.240126 = boost
                4.1820874 = idf(docFreq=1834, maxDocs=44218)
                0.014833463 = queryNorm
              0.32672557 = fieldWeight in 685, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.1820874 = idf(docFreq=1834, maxDocs=44218)
                0.078125 = fieldNorm(doc=685)
          0.039122965 = weight(abstract_txt:computer in 685) [ClassicSimilarity], result of:
            0.039122965 = score(doc=685,freq=2.0), product of:
              0.082008004 = queryWeight, product of:
                1.2803928 = boost
                4.317879 = idf(docFreq=1601, maxDocs=44218)
                0.014833463 = queryNorm
              0.47706276 = fieldWeight in 685, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                4.317879 = idf(docFreq=1601, maxDocs=44218)
                0.078125 = fieldNorm(doc=685)
          0.045036454 = weight(abstract_txt:natural in 685) [ClassicSimilarity], result of:
            0.045036454 = score(doc=685,freq=1.0), product of:
              0.113489196 = queryWeight, product of:
                1.5062336 = boost
                5.0794845 = idf(docFreq=747, maxDocs=44218)
                0.014833463 = queryNorm
              0.39683473 = fieldWeight in 685, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.0794845 = idf(docFreq=747, maxDocs=44218)
                0.078125 = fieldNorm(doc=685)
          0.088377826 = weight(abstract_txt:computational in 685) [ClassicSimilarity], result of:
            0.088377826 = score(doc=685,freq=1.0), product of:
              0.17788553 = queryWeight, product of:
                1.8857555 = boost
                6.3593493 = idf(docFreq=207, maxDocs=44218)
                0.014833463 = queryNorm
              0.49682415 = fieldWeight in 685, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.3593493 = idf(docFreq=207, maxDocs=44218)
                0.078125 = fieldNorm(doc=685)
          0.10092261 = weight(abstract_txt:linguistics in 685) [ClassicSimilarity], result of:
            0.10092261 = score(doc=685,freq=1.0), product of:
              0.1943438 = queryWeight, product of:
                1.9710627 = boost
                6.6470313 = idf(docFreq=155, maxDocs=44218)
                0.014833463 = queryNorm
              0.5192993 = fieldWeight in 685, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.6470313 = idf(docFreq=155, maxDocs=44218)
                0.078125 = fieldNorm(doc=685)
          0.27659124 = weight(abstract_txt:parsing in 685) [ClassicSimilarity], result of:
            0.27659124 = score(doc=685,freq=3.0), product of:
              0.26389447 = queryWeight, product of:
                2.296837 = boost
                7.7456436 = idf(docFreq=51, maxDocs=44218)
                0.014833463 = queryNorm
              1.0481131 = fieldWeight in 685, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                7.7456436 = idf(docFreq=51, maxDocs=44218)
                0.078125 = fieldNorm(doc=685)
          0.19618362 = weight(abstract_txt:parser in 685) [ClassicSimilarity], result of:
            0.19618362 = score(doc=685,freq=1.0), product of:
              0.30270544 = queryWeight, product of:
                2.4599438 = boost
                8.29569 = idf(docFreq=29, maxDocs=44218)
                0.014833463 = queryNorm
              0.64810073 = fieldWeight in 685, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                8.29569 = idf(docFreq=29, maxDocs=44218)
                0.078125 = fieldNorm(doc=685)
        0.3478261 = coord(8/23)
    
  2. Chowdhury, G.G.: Natural language processing and information retrieval : pt.1: basic issues; pt.2: major applications (1991) 0.24
    0.237556 = sum of:
      0.237556 = product of:
        0.9106313 = sum of:
          0.08707135 = weight(abstract_txt:language in 3313) [ClassicSimilarity], result of:
            0.08707135 = score(doc=3313,freq=3.0), product of:
              0.07693102 = queryWeight, product of:
                1.240126 = boost
                4.1820874 = idf(docFreq=1834, maxDocs=44218)
                0.014833463 = queryNorm
              1.1318107 = fieldWeight in 3313, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                4.1820874 = idf(docFreq=1834, maxDocs=44218)
                0.15625 = fieldNorm(doc=3313)
          0.11659484 = weight(abstract_txt:processing in 3313) [ClassicSimilarity], result of:
            0.11659484 = score(doc=3313,freq=2.0), product of:
              0.10698789 = queryWeight, product of:
                1.4624546 = boost
                4.931848 = idf(docFreq=866, maxDocs=44218)
                0.014833463 = queryNorm
              1.0897948 = fieldWeight in 3313, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                4.931848 = idf(docFreq=866, maxDocs=44218)
                0.15625 = fieldNorm(doc=3313)
          0.15601085 = weight(abstract_txt:natural in 3313) [ClassicSimilarity], result of:
            0.15601085 = score(doc=3313,freq=3.0), product of:
              0.113489196 = queryWeight, product of:
                1.5062336 = boost
                5.0794845 = idf(docFreq=747, maxDocs=44218)
                0.014833463 = queryNorm
              1.3746758 = fieldWeight in 3313, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                5.0794845 = idf(docFreq=747, maxDocs=44218)
                0.15625 = fieldNorm(doc=3313)
          0.31938007 = weight(abstract_txt:parsing in 3313) [ClassicSimilarity], result of:
            0.31938007 = score(doc=3313,freq=1.0), product of:
              0.26389447 = queryWeight, product of:
                2.296837 = boost
                7.7456436 = idf(docFreq=51, maxDocs=44218)
                0.014833463 = queryNorm
              1.2102568 = fieldWeight in 3313, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.7456436 = idf(docFreq=51, maxDocs=44218)
                0.15625 = fieldNorm(doc=3313)
          0.058511607 = weight(abstract_txt:information in 3313) [ClassicSimilarity], result of:
            0.058511607 = score(doc=3313,freq=1.0), product of:
              0.15468095 = queryWeight, product of:
                4.3073397 = boost
                2.4209464 = idf(docFreq=10677, maxDocs=44218)
                0.014833463 = queryNorm
              0.37827286 = fieldWeight in 3313, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                2.4209464 = idf(docFreq=10677, maxDocs=44218)
                0.15625 = fieldNorm(doc=3313)
          0.1730626 = weight(abstract_txt:retrieval in 3313) [ClassicSimilarity], result of:
            0.1730626 = score(doc=3313,freq=1.0), product of:
              0.3187212 = queryWeight, product of:
                6.182956 = boost
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.014833463 = queryNorm
              0.5429905 = fieldWeight in 3313, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.15625 = fieldNorm(doc=3313)
        0.26086956 = coord(6/23)
    
  3. Vilares, J.; Alonso, M.A.; Vilares, M.: Extraction of complex index terms in non-English IR : a shallow parsing based approach (2008) 0.23
    0.23172247 = sum of:
      0.23172247 = product of:
        0.59217966 = sum of:
          0.028437383 = weight(abstract_txt:language in 2107) [ClassicSimilarity], result of:
            0.028437383 = score(doc=2107,freq=2.0), product of:
              0.07693102 = queryWeight, product of:
                1.240126 = boost
                4.1820874 = idf(docFreq=1834, maxDocs=44218)
                0.014833463 = queryNorm
              0.3696478 = fieldWeight in 2107, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                4.1820874 = idf(docFreq=1834, maxDocs=44218)
                0.0625 = fieldNorm(doc=2107)
          0.030542025 = weight(abstract_txt:case in 2107) [ClassicSimilarity], result of:
            0.030542025 = score(doc=2107,freq=1.0), product of:
              0.10165224 = queryWeight, product of:
                1.4255208 = boost
                4.807296 = idf(docFreq=981, maxDocs=44218)
                0.014833463 = queryNorm
              0.300456 = fieldWeight in 2107, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.807296 = idf(docFreq=981, maxDocs=44218)
                0.0625 = fieldNorm(doc=2107)
          0.032978002 = weight(abstract_txt:processing in 2107) [ClassicSimilarity], result of:
            0.032978002 = score(doc=2107,freq=1.0), product of:
              0.10698789 = queryWeight, product of:
                1.4624546 = boost
                4.931848 = idf(docFreq=866, maxDocs=44218)
                0.014833463 = queryNorm
              0.3082405 = fieldWeight in 2107, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.931848 = idf(docFreq=866, maxDocs=44218)
                0.0625 = fieldNorm(doc=2107)
          0.05095293 = weight(abstract_txt:natural in 2107) [ClassicSimilarity], result of:
            0.05095293 = score(doc=2107,freq=2.0), product of:
              0.113489196 = queryWeight, product of:
                1.5062336 = boost
                5.0794845 = idf(docFreq=747, maxDocs=44218)
                0.014833463 = queryNorm
              0.44896722 = fieldWeight in 2107, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                5.0794845 = idf(docFreq=747, maxDocs=44218)
                0.0625 = fieldNorm(doc=2107)
          0.054807346 = weight(abstract_txt:storage in 2107) [ClassicSimilarity], result of:
            0.054807346 = score(doc=2107,freq=1.0), product of:
              0.15011045 = queryWeight, product of:
                1.7322898 = boost
                5.8418155 = idf(docFreq=348, maxDocs=44218)
                0.014833463 = queryNorm
              0.36511347 = fieldWeight in 2107, 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=2107)
          0.12775204 = weight(abstract_txt:parsing in 2107) [ClassicSimilarity], result of:
            0.12775204 = score(doc=2107,freq=1.0), product of:
              0.26389447 = queryWeight, product of:
                2.296837 = boost
                7.7456436 = idf(docFreq=51, maxDocs=44218)
                0.014833463 = queryNorm
              0.48410273 = fieldWeight in 2107, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.7456436 = idf(docFreq=51, maxDocs=44218)
                0.0625 = fieldNorm(doc=2107)
          0.1569469 = weight(abstract_txt:parser in 2107) [ClassicSimilarity], result of:
            0.1569469 = score(doc=2107,freq=1.0), product of:
              0.30270544 = queryWeight, product of:
                2.4599438 = boost
                8.29569 = idf(docFreq=29, maxDocs=44218)
                0.014833463 = queryNorm
              0.5184806 = fieldWeight in 2107, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                8.29569 = idf(docFreq=29, maxDocs=44218)
                0.0625 = fieldNorm(doc=2107)
          0.04053803 = weight(abstract_txt:information in 2107) [ClassicSimilarity], result of:
            0.04053803 = score(doc=2107,freq=3.0), product of:
              0.15468095 = queryWeight, product of:
                4.3073397 = boost
                2.4209464 = idf(docFreq=10677, maxDocs=44218)
                0.014833463 = queryNorm
              0.26207513 = fieldWeight in 2107, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                2.4209464 = idf(docFreq=10677, maxDocs=44218)
                0.0625 = fieldNorm(doc=2107)
          0.069225036 = weight(abstract_txt:retrieval in 2107) [ClassicSimilarity], result of:
            0.069225036 = score(doc=2107,freq=1.0), product of:
              0.3187212 = queryWeight, product of:
                6.182956 = boost
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.014833463 = queryNorm
              0.21719621 = fieldWeight in 2107, 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=2107)
        0.39130434 = coord(9/23)
    
  4. Multilingual information management : current levels and future abilities. A report Commissioned by the US National Science Foundation and also delivered to the European Commission's Language Engineering Office and the US Defense Advanced Research Projects Agency, April 1999 (1999) 0.23
    0.23038353 = sum of:
      0.23038353 = product of:
        0.58875793 = sum of:
          0.0092254 = weight(abstract_txt:system in 6068) [ClassicSimilarity], result of:
            0.0092254 = score(doc=6068,freq=1.0), product of:
              0.050023016 = queryWeight, product of:
                3.3723085 = idf(docFreq=4123, maxDocs=44218)
                0.014833463 = queryNorm
              0.18442312 = fieldWeight in 6068, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.3723085 = idf(docFreq=4123, maxDocs=44218)
                0.0546875 = fieldNorm(doc=6068)
          0.035189465 = weight(abstract_txt:language in 6068) [ClassicSimilarity], result of:
            0.035189465 = score(doc=6068,freq=4.0), product of:
              0.07693102 = queryWeight, product of:
                1.240126 = boost
                4.1820874 = idf(docFreq=1834, maxDocs=44218)
                0.014833463 = queryNorm
              0.45741582 = fieldWeight in 6068, product of:
                2.0 = tf(freq=4.0), with freq of:
                  4.0 = termFreq=4.0
                4.1820874 = idf(docFreq=1834, maxDocs=44218)
                0.0546875 = fieldNorm(doc=6068)
          0.028855752 = weight(abstract_txt:processing in 6068) [ClassicSimilarity], result of:
            0.028855752 = score(doc=6068,freq=1.0), product of:
              0.10698789 = queryWeight, product of:
                1.4624546 = boost
                4.931848 = idf(docFreq=866, maxDocs=44218)
                0.014833463 = queryNorm
              0.26971045 = fieldWeight in 6068, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.931848 = idf(docFreq=866, maxDocs=44218)
                0.0546875 = fieldNorm(doc=6068)
          0.03152552 = weight(abstract_txt:natural in 6068) [ClassicSimilarity], result of:
            0.03152552 = score(doc=6068,freq=1.0), product of:
              0.113489196 = queryWeight, product of:
                1.5062336 = boost
                5.0794845 = idf(docFreq=747, maxDocs=44218)
                0.014833463 = queryNorm
              0.27778432 = fieldWeight in 6068, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.0794845 = idf(docFreq=747, maxDocs=44218)
                0.0546875 = fieldNorm(doc=6068)
          0.061864484 = weight(abstract_txt:computational in 6068) [ClassicSimilarity], result of:
            0.061864484 = score(doc=6068,freq=1.0), product of:
              0.17788553 = queryWeight, product of:
                1.8857555 = boost
                6.3593493 = idf(docFreq=207, maxDocs=44218)
                0.014833463 = queryNorm
              0.34777692 = fieldWeight in 6068, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.3593493 = idf(docFreq=207, maxDocs=44218)
                0.0546875 = fieldNorm(doc=6068)
          0.070645824 = weight(abstract_txt:linguistics in 6068) [ClassicSimilarity], result of:
            0.070645824 = score(doc=6068,freq=1.0), product of:
              0.1943438 = queryWeight, product of:
                1.9710627 = boost
                6.6470313 = idf(docFreq=155, maxDocs=44218)
                0.014833463 = queryNorm
              0.36350954 = fieldWeight in 6068, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.6470313 = idf(docFreq=155, maxDocs=44218)
                0.0546875 = fieldNorm(doc=6068)
          0.15808506 = weight(abstract_txt:parsing in 6068) [ClassicSimilarity], result of:
            0.15808506 = score(doc=6068,freq=2.0), product of:
              0.26389447 = queryWeight, product of:
                2.296837 = boost
                7.7456436 = idf(docFreq=51, maxDocs=44218)
                0.014833463 = queryNorm
              0.5990465 = fieldWeight in 6068, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                7.7456436 = idf(docFreq=51, maxDocs=44218)
                0.0546875 = fieldNorm(doc=6068)
          0.057923537 = weight(abstract_txt:information in 6068) [ClassicSimilarity], result of:
            0.057923537 = score(doc=6068,freq=8.0), product of:
              0.15468095 = queryWeight, product of:
                4.3073397 = boost
                2.4209464 = idf(docFreq=10677, maxDocs=44218)
                0.014833463 = queryNorm
              0.37447104 = fieldWeight in 6068, product of:
                2.828427 = tf(freq=8.0), with freq of:
                  8.0 = termFreq=8.0
                2.4209464 = idf(docFreq=10677, maxDocs=44218)
                0.0546875 = fieldNorm(doc=6068)
          0.1354429 = weight(abstract_txt:retrieval in 6068) [ClassicSimilarity], result of:
            0.1354429 = score(doc=6068,freq=5.0), product of:
              0.3187212 = queryWeight, product of:
                6.182956 = boost
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.014833463 = queryNorm
              0.4249573 = fieldWeight in 6068, product of:
                2.236068 = tf(freq=5.0), with freq of:
                  5.0 = termFreq=5.0
                3.4751394 = idf(docFreq=3720, maxDocs=44218)
                0.0546875 = fieldNorm(doc=6068)
        0.39130434 = coord(9/23)
    
  5. Ghenima, M.: ¬A system of 'computer-aided diacritisation' using a lexical database of Arabic language (1998) 0.21
    0.21291482 = sum of:
      0.21291482 = product of:
        0.8161735 = sum of:
          0.0899269 = weight(abstract_txt:language in 74) [ClassicSimilarity], result of:
            0.0899269 = score(doc=74,freq=5.0), product of:
              0.07693102 = queryWeight, product of:
                1.240126 = boost
                4.1820874 = idf(docFreq=1834, maxDocs=44218)
                0.014833463 = queryNorm
              1.168929 = fieldWeight in 74, product of:
                2.236068 = tf(freq=5.0), with freq of:
                  5.0 = termFreq=5.0
                4.1820874 = idf(docFreq=1834, maxDocs=44218)
                0.125 = fieldNorm(doc=74)
          0.065956004 = weight(abstract_txt:processing in 74) [ClassicSimilarity], result of:
            0.065956004 = score(doc=74,freq=1.0), product of:
              0.10698789 = queryWeight, product of:
                1.4624546 = boost
                4.931848 = idf(docFreq=866, maxDocs=44218)
                0.014833463 = queryNorm
              0.616481 = fieldWeight in 74, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.931848 = idf(docFreq=866, maxDocs=44218)
                0.125 = fieldNorm(doc=74)
          0.10190586 = weight(abstract_txt:natural in 74) [ClassicSimilarity], result of:
            0.10190586 = score(doc=74,freq=2.0), product of:
              0.113489196 = queryWeight, product of:
                1.5062336 = boost
                5.0794845 = idf(docFreq=747, maxDocs=44218)
                0.014833463 = queryNorm
              0.89793444 = fieldWeight in 74, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                5.0794845 = idf(docFreq=747, maxDocs=44218)
                0.125 = fieldNorm(doc=74)
          0.14140452 = weight(abstract_txt:computational in 74) [ClassicSimilarity], result of:
            0.14140452 = score(doc=74,freq=1.0), product of:
              0.17788553 = queryWeight, product of:
                1.8857555 = boost
                6.3593493 = idf(docFreq=207, maxDocs=44218)
                0.014833463 = queryNorm
              0.79491866 = fieldWeight in 74, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.3593493 = idf(docFreq=207, maxDocs=44218)
                0.125 = fieldNorm(doc=74)
          0.16147617 = weight(abstract_txt:linguistics in 74) [ClassicSimilarity], result of:
            0.16147617 = score(doc=74,freq=1.0), product of:
              0.1943438 = queryWeight, product of:
                1.9710627 = boost
                6.6470313 = idf(docFreq=155, maxDocs=44218)
                0.014833463 = queryNorm
              0.8308789 = fieldWeight in 74, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.6470313 = idf(docFreq=155, maxDocs=44218)
                0.125 = fieldNorm(doc=74)
          0.25550407 = weight(abstract_txt:parsing in 74) [ClassicSimilarity], result of:
            0.25550407 = score(doc=74,freq=1.0), product of:
              0.26389447 = queryWeight, product of:
                2.296837 = boost
                7.7456436 = idf(docFreq=51, maxDocs=44218)
                0.014833463 = queryNorm
              0.96820545 = fieldWeight in 74, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.7456436 = idf(docFreq=51, maxDocs=44218)
                0.125 = fieldNorm(doc=74)
        0.26086956 = coord(6/23)