6 & inform
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1817 & ir
2 & scienc
1818 & search
1819 & document
6 & inform
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1820 & metadata
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1818 & search
61 & relat
271 & databas
186 & world
155 & wide
930 & web
1821 & overlap
1225 & usag
112 & term
265 & data
1590 & retriev
1819 & document
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6 & inform
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882 & text
1590 & retriev
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1823 & literatur
34 & theori
1824 & praxi
59 & technolog
1817 & ir
1825 & interdisciplinari
180 & base
1 & comput
2 & scienc
119 & mathemat
1352 & librari
2 & scienc
6 & inform
2 & scienc
6 & inform
268 & architectur
317 & cognit
1826 & psycholog
388 & linguist
243 & statist
320 & physic
26 & autom
6 & inform
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11 & system
1005 & reduc
380 & call
6 & inform
1827 & overload
51 & univers
1352 & librari
49 & us
1817 & ir
11 & system
1095 & provid
52 & access
879 & book
363 & journal
1819 & document
930 & web
1818 & search
95 & engin
1828 & visibl
1817 & ir
10 & applic
463 & content
525 & hide
1494 & 1
1526 & history

1494 & 1
1494 & 1
1829 & timeline

1476 & 2
1495 & overview

1497 & 3
105 & perform
1830 & measures

1497 & 3
1494 & 1
1831 & precision

1497 & 3
1476 & 2
1832 & recall

1497 & 3
1497 & 3
1833 & fall-out

1497 & 3
1503 & 4
1834 & f-measure

1497 & 3
1506 & 5
1467 & averag
217 & precis
217 & precis
1832 & recall

1503 & 4
296 & model
1835 & types

1503 & 4
1494 & 1
1836 & dimens
119 & mathemat
1837 & basis

1503 & 4
1476 & 2
1836 & dimens
35 & properti
1838 & model

1506 & 5
181 & major
1839 & figures

1480 & 6
1840 & award
1841 & field

1525 & 7
387 & see
544 & also

1528 & 8
546 & references

1842 & 9
547 & extern
548 & links

1526 & history

254 & �
1685 & know
976 & kept
1843 & diari
1844 & phonograph
362 & month
611 & struck
887 & go
1455 & find
991 & particular
148 & part
855 & case
1845 & want
1846 & look
1847 & upi
1848 & �

1849 & �dr
1850 & seward
1851 & bram
1852 & stoker
1853 & dracula
1854 & 1897

382 & idea
49 & us
1 & comput
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1638 & relev
1675 & piec
6 & inform
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457 & articl
60 & think
1856 & vannevar
1857 & bush
1858 & 1945
9 & implement
6 & inform
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11 & system
103 & introduc
127 & 1950
128 & 1960
1859 & 1990
8 & techniqu
1758 & shown
105 & perform
882 & text
1860 & corpora
795 & thousand
1819 & document
1861 & 1992
130 & depart
1862 & defens
1863 & nation
259 & institut
1357 & standard
59 & technolog
1864 & nist
1865 & cosponsor
882 & text
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148 & part
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882 & text
40 & program
1063 & aim
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6 & inform
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189 & commun
1265 & suppli
1869 & infrastructur
1032 & evalu
882 & text
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219 & methodolog
882 & text
987 & collect
1870 & catalyz
384 & research
432 & method
244 & scale
1871 & huge
1860 & corpora
1872 & introduct
930 & web
1818 & search
95 & engin
1873 & boost
244 & scale
1590 & retriev
11 & system
404 & further
49 & us
78 & digit
432 & method
507 & store
1590 & retriev
6 & inform
1235 & led
1874 & phenomenon
78 & digit
1875 & obsolesc
1173 & where
78 & digit
291 & resourc
1876 & ceas
657 & readabl
320 & physic
660 & media
1062 & reader
292 & requir
458 & read
660 & media
250 & hardwar
70 & softwar
915 & run
1060 & longer
132 & avail
6 & inform
133 & initi
1001 & easier
1590 & retriev
632 & paper
172 & effect
1877 & lost
1829 & timeline

1878 & 1900s

1879 & 1880
655 & herman
656 & hollerith
76 & invent
478 & record
265 & data
79 & machin
657 & readabl
1880 & medium

1881 & 1890
656 & hollerith
633 & card
466 & kei
631 & punch
664 & tabul
16 & process
1881 & 1890
666 & censu
265 & data
1882 & 1940s�1950s

1883 & late-1940
184 & militari
1884 & confront
36 & problem
1885 & index
1590 & retriev
798 & wartim
137 & scientif
384 & research
1819 & document
1886 & captur
183 & german
1858 & 1945
1856 & vannevar
1857 & bush
60 & think
672 & appear
1887 & atlant
1888 & monthly

1889 & 1947
1890 & han
20 & peter
1891 & luhn
384 & research
95 & engin
145 & ibm
1892 & 1941
122 & began
159 & work
89 & mechan
631 & punch
633 & card
180 & base
11 & system
1818 & search
1297 & chemic
1893 & compound
127 & 1950
1257 & grow
1546 & concern
2 & scienc
1894 & gap
1895 & ussr
1750 & motiv
1896 & encourag
420 & fund
1897 & backdrop
89 & mechan
1823 & literatur
1818 & search
11 & system
1898 & allen
1899 & kent
1900 & et
592 & al
76 & invent
1186 & citat
1885 & index
1901 & eugen
1902 & garfield
127 & 1950
112 & term
6 & inform
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1474 & coin
1903 & calvin
1904 & mooer
1905 & 1951
1906 & philip
1907 & baglei
1908 & conduct
567 & earliest
62 & experi
1909 & computer
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1910 & master
514 & thesi
1911 & mit
1912 & 1955
1898 & allen
1899 & kent
1913 & join
855 & case
1914 & western
1915 & reserv
51 & univers
1916 & eventu
74 & becom
256 & associ
1917 & director
475 & center
1819 & document
189 & commun
384 & research
366 & year
1899 & kent
1918 & colleagu
1383 & publish
632 & paper
1819 & document
13 & describ
217 & precis
1919 & recal
781 & measur
1920 & detail
336 & propos
1921 & framework
1032 & evalu
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11 & system
206 & includ
243 & statist
1922 & sampl
432 & method
1559 & determin
205 & number
1638 & relev
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150 & intern
1866 & confer
137 & scientif
6 & inform
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1925 & dc
206 & includ
1000 & consider
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11 & system
924 & solut
36 & problem
262 & identifi
387 & see
1926 & proceed
150 & intern
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137 & scientif
6 & inform
1923 & 1958
1863 & nation
1927 & academi
2 & scienc
1924 & washington
1925 & dc
1928 & 1959
1928 & 1959
1890 & han
20 & peter
1891 & luhn
1383 & publish
1929 & auto-encod
1819 & document
6 & inform
1590 & retriev
128 & 1960
1930 & early-1960
1931 & gerard
1932 & salton
122 & began
159 & work
1817 & ir
736 & harvard
857 & move
1933 & cornel
128 & 1960
1934 & melvin
1935 & earl
1936 & bill
1937 & maron
1938 & kuhn
1383 & publish
1638 & relev
1939 & probabilist
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6 & inform
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363 & journal
258 & acm
1525 & 7
1497 & 3
1940 & 216�244
741 & juli
128 & 1960
1941 & 1962
1942 & cyril
1943 & cleverdon
1383 & publish
1455 & find
1944 & cranfield
3 & studi
111 & develop
296 & model
1817 & ir
11 & system
1032 & evalu
387 & see
1942 & cyril
1943 & cleverdon
813 & report
1691 & test
307 & analysi
1572 & investig
892 & compar
25 & effici
1885 & index
11 & system
1944 & cranfield
1945 & coll
1946 & aeronaut
1944 & cranfield
555 & england
1941 & 1962
1899 & kent
1383 & publish
6 & inform
307 & analysi
1947 & retrieval

1948 & 1963
1949 & weinberg
813 & report
2 & scienc
1950 & govern
6 & inform
1951 & gave
825 & full
1952 & articul
382 & idea
1953 & crisi
137 & scientif
6 & inform
813 & report
334 & name
1954 & dr
1955 & alvin
1949 & weinberg
627 & joseph
1956 & becker
1957 & robert
1958 & hay
1383 & publish
882 & text
6 & inform
1590 & retriev
1956 & becker
627 & joseph
1958 & hay
1957 & robert
1959 & mayo
6 & inform
523 & storag
1590 & retriev
216 & tool
267 & element
34 & theori
1960 & york
1961 & wilei
1948 & 1963
1962 & 1964
1963 & karen
1964 & sp�rck
1965 & jone
1966 & finish
514 & thesi
1967 & cambridg
1968 & synonymi
1969 & semant
1970 & classif
399 & continu
159 & work
1 & comput
388 & linguist
43 & appli
1971 & ir

1863 & nation
1972 & bureau
1357 & standard
1973 & sponsor
1974 & symposium
1975 & titl
243 & statist
256 & associ
432 & method
89 & mechan
1819 & document
1219 & highli
171 & signific
632 & paper
206 & includ
1932 & salton
1383 & publish
114 & refer
134 & believ
1976 & smart
11 & system
1977 & mid-1960
1863 & nation
1352 & librari
1978 & medicin
111 & develop
1979 & medlar
1980 & medic
1823 & literatur
307 & analysi
1590 & retriev
11 & system
181 & major
1981 & machine-read
271 & databas
1982 & batch
1590 & retriev
1983 & system

230 & project
1984 & intrex
1985 & mit

1986 & 1965
1987 & licklid
1383 & publish
1352 & librari
1988 & future

1989 & 1966
1990 & don
1991 & swanson
64 & involv
3 & studi
51 & univers
1992 & chicago
292 & requir
854 & futur
1993 & catalogs

1994 & late-1960
1995 & lancast
654 & complet
1032 & evalu
3 & studi
1979 & medlar
11 & system
1383 & publish
1398 & edit
882 & text
6 & inform
1590 & retriev
1996 & 1968
1931 & gerard
1932 & salton
1383 & publish
606 & automat
6 & inform
1222 & organ
1590 & retriev
1997 & sammon
1998 & radc
1250 & tech
813 & report
119 & mathemat
6 & inform
523 & storag
1590 & retriev
1999 & outlin
1125 & vector
296 & model
350 & 1969
1997 & sammon
2000 & nonlinear
228 & map
265 & data
266 & structur
307 & analysi
2001 & ieee
2002 & transact
1 & comput
336 & propos
1229 & visual
1372 & interfac
1817 & ir
11 & system
2003 & 1970s

2004 & early-1970
2005 & onlin
2006 & systems�nlm
2007 & aim-twx
2008 & medlin
2009 & lockhe
2010 & dialog
2011 & sdc
2012 & orbit

2013 & theodor
2014 & nelson
2015 & promot
215 & concept
2016 & hypertext
1383 & publish
1 & comput
2017 & lib/dream
2018 & machines

2019 & 1971
2020 & jardin
2021 & van
2022 & rijsbergen
1383 & publish
49 & us
2023 & hierarch
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6 & inform
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1952 & articul
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6 & inform
523 & storag
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2027 & 217�240
2028 & decemb
2019 & 1971
2029 & 1975
1219 & highli
689 & influenti
1599 & public
1932 & salton
646 & fulli
1952 & articul
1125 & vector
16 & process
1921 & framework
112 & term
2030 & discrimin
296 & model
34 & theori
1885 & index
173 & societi
446 & industri
43 & appli
119 & mathemat
34 & theori
112 & term
1548 & import
606 & automat
882 & text
307 & analysi
2031 & jasi
2032 & 26
1125 & vector
298 & space
296 & model
606 & automat
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2035 & 11
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258 & acm
2037 & sigir
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2038 & 1979
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2039 & butterworth
2040 & heavi
423 & emphasi
1939 & probabilist
296 & model
2041 & 1980s

2042 & 1980
150 & intern
258 & acm
2037 & sigir
1866 & confer
1501 & joint
793 & british
1 & comput
173 & societi
1817 & ir
1069 & group
2043 & cambridge

2044 & 1982
2045 & belkin
2046 & oddi
2047 & brook
336 & propos
2048 & ask
2049 & anomal
374 & state
1791 & knowledg
323 & viewpoint
6 & inform
1590 & retriev
215 & concept
26 & autom
307 & analysi
216 & tool
669 & prove
2050 & ultim
2051 & disappoint
2052 & 1983
1932 & salton
2053 & mcgill
1383 & publish
1872 & introduct
77 & modern
6 & inform
1590 & retriev
2054 & mcgraw-hil
2040 & heavi
423 & emphasi
1125 & vector
296 & model
2055 & mid-1980
293 & effort
111 & develop
561 & end
179 & user
2056 & version
379 & commerci
1817 & ir
11 & system
2057 & 1985�1993
466 & kei
632 & paper
743 & experiment
11 & system
1229 & visual
1372 & interfac
159 & work
2058 & crouch
1957 & robert
2059 & korfhag
2060 & chalmer
2061 & spoerri
32 & other
2062 & 1989
186 & world
155 & wide
930 & web
336 & propos
2063 & tim
2064 & berners-le
2065 & cern
2066 & 1990s

1861 & 1992
1867 & trec
1866 & confer
2067 & 1997
1599 & public
2059 & korfhag
6 & inform
523 & storag
1590 & retriev
423 & emphasi
1229 & visual
2068 & multi-refer
467 & point
11 & system
2069 & late-1990
930 & web
1818 & search
95 & engin
9 & implement
431 & featur
2070 & formerli
349 & found
743 & experiment
1817 & ir
11 & system
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95 & engin
74 & becom
848 & common
2071 & mayb
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1817 & ir
296 & model
384 & research
9 & implement
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6 & inform
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564 & begin
179 & user
445 & enter
2073 & queri
11 & system
2073 & queri
203 & formal
515 & statement
6 & inform
39 & exampl
1818 & search
2074 & string
930 & web
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95 & engin
6 & inform
1590 & retriev
2073 & queri
966 & uniqu
262 & identifi
106 & singl
1264 & object
987 & collect
804 & instead
1264 & object
2075 & match
2073 & queri
131 & degre
1638 & relev
1264 & object
2076 & entiti
1088 & keep
507 & store
6 & inform
271 & databas
179 & user
2073 & queri
2075 & match
1264 & object
507 & store
271 & databas
422 & depend
10 & applic
265 & data
1264 & object
39 & exampl
882 & text
1819 & document
1301 & imag
839 & video
1819 & document
976 & kept
507 & store
1817 & ir
11 & system
804 & instead
255 & repres
11 & system
1819 & document
2077 & surrog
1817 & ir
11 & system
1 & comput
82 & numer
2078 & score
1264 & object
271 & databas
2075 & match
2073 & queri
2079 & rank
1264 & object
19 & accord
1116 & valu
2080 & top
2079 & rank
1264 & object
1758 & shown
179 & user
16 & process
2081 & iter
179 & user
1726 & wish
2082 & refin
2073 & queri
105 & perform
1830 & measures

549 & main
457 & articl
217 & precis
1832 & recall

781 & measur
1032 & evalu
105 & perform
6 & inform
1590 & retriev
11 & system
336 & propos
781 & measur
292 & requir
987 & collect
1819 & document
2073 & queri
848 & common
781 & measur
13 & describ
1033 & assum
2083 & ground
1115 & truth
1167 & notion
1638 & relev
1819 & document
810 & known
1638 & relev
2084 & non-relev
991 & particular
2073 & queri
7 & practic
2073 & queri
2085 & ill-pos
2086 & shade
1638 & relev
1831 & precision

217 & precis
493 & fraction
1819 & document
1590 & retriev
1638 & relev
179 & user
6 & inform
715 & binari
1970 & classif
217 & precis
594 & analog
1073 & posit
1010 & predict
1116 & valu
217 & precis
411 & take
1590 & retriev
1819 & document
1385 & account
1032 & evalu
522 & given
2087 & cut-off
2079 & rank
2088 & topmost
31 & result
877 & return
11 & system
781 & measur
380 & call
217 & precis
2089 & p@n
1547 & note
407 & mean
1225 & usag
217 & precis
120 & field
6 & inform
1590 & retriev
94 & differ
210 & definit
686 & accuraci
217 & precis
723 & branch
2 & scienc
59 & technolog
1832 & recall

1919 & recal
493 & fraction
1819 & document
1638 & relev
2073 & queri
1223 & successfulli
1590 & retriev
715 & binari
1970 & classif
1919 & recal
380 & call
2090 & sensit
1846 & look
1560 & probabl
1638 & relev
1819 & document
1590 & retriev
2073 & queri
2091 & trivial
415 & achiev
1919 & recal
2092 & 100%
877 & return
1819 & document
1134 & respons
2073 & queri
518 & therefor
1919 & recal
781 & measur
205 & number
2084 & non-relev
1819 & document
39 & exampl
1 & comput
217 & precis
1833 & fall-out

1204 & proport
2084 & non-relev
1819 & document
1590 & retriev
2084 & non-relev
1819 & document
132 & avail
715 & binari
1970 & classif
2093 & fall-out
1078 & close
61 & relat
30 & specif
1494 & 1
1768 & -
30 & specif
1846 & look
1560 & probabl
2084 & non-relev
1819 & document
1590 & retriev
2073 & queri
2091 & trivial
415 & achiev
2093 & fall-out
2094 & 0%
877 & return
1651 & zero
1819 & document
1134 & respons
2073 & queri
1834 & f-measure

549 & main
457 & articl
2095 & f-score

2096 & weight
2097 & harmon
407 & mean
217 & precis
1919 & recal
2098 & tradit
2099 & f-measur
2100 & balanc
2101 & f-score
810 & known
2102 & f1
781 & measur
1919 & recal
217 & precis
2103 & evenli
2096 & weight
54 & gener
1649 & formula
2104 & non-neg
254 & �
1434 & commonli
781 & measur
2105 & f2
781 & measur
2096 & weight
1919 & recal
2106 & twice
217 & precis
2107 & f0
1506 & 5
781 & measur
2096 & weight
217 & precis
2106 & twice
1919 & recal
2099 & f-measur
2108 & deriv
2021 & van
2022 & rijsbergen
2038 & 1979
2109 & f�
781 & measur
172 & effect
1590 & retriev
2110 & respect
179 & user
614 & attach
254 & �
97 & time
1548 & import
1919 & recal
217 & precis
180 & base
2021 & van
2022 & rijsbergen
172 & effect
781 & measur
304 & =
1494 & 1
1768 & -
1494 & 1
1668 & /
1668 & /
314 & +
1494 & 1
1768 & -
1668 & /
332 & relationship
2109 & f�
304 & =
1494 & 1
1768 & -
1173 & where
304 & =
1494 & 1
1668 & /
2111 & �2
314 & +
1494 & 1
1467 & averag
217 & precis
217 & precis
1832 & recall

217 & precis
1919 & recal
180 & base
509 & list
1819 & document
877 & return
11 & system
1467 & averag
217 & precis
29 & emphas
877 & return
1638 & relev
1819 & document
881 & earlier
1467 & averag
217 & precis
1 & comput
2112 & truncat
509 & list
1638 & relev
1819 & document
1025 & turn
1173 & where
2079 & rank
205 & number
1590 & retriev
1682 & rel
715 & binari
751 & function
1638 & relev
522 & given
2079 & rank
217 & precis
522 & given
2087 & cut-off
2079 & rank
1547 & note
205 & number
1638 & relev
1819 & document
136 & actual
205 & number
1638 & relev
1819 & document
974 & entir
987 & collect
1427 & ambigu
58 & deal
2113 & hitlist
2114 & isnt
974 & entir
987 & collect
387 & see
989 & written
228 & map
155 & wide
1703 & metric
2115 & argument
974 & entir
987 & collect
1990 & don
2116 & get
559 & sens
1919 & recal
296 & model
1835 & types

2117 & categor
2118 & ir-model
1006 & translat
183 & german
2119 & entri
822 & origin
1493 & sourc
2120 & dominik
2121 & kuropka
6 & inform
1590 & retriev
25 & effici
1819 & document
63 & typic
18 & transform
2122 & suitabl
1074 & represent
1074 & represent
1709 & pictur
2123 & illustr
332 & relationship
848 & common
296 & model
1709 & pictur
296 & model
2117 & categor
19 & accord
1836 & dimens
119 & mathemat
684 & basi
35 & properti
296 & model
1836 & dimens
119 & mathemat
1837 & basis

2124 & set-theoret
296 & model
255 & repres
1819 & document
477 & set
557 & word
2125 & phrase
1618 & similar
2108 & deriv
2124 & set-theoret
274 & oper
477 & set
848 & common
296 & model
1357 & standard
673 & boolean
1838 & model

2126 & extend
673 & boolean
1838 & model

2127 & fuzzi
1947 & retrieval

402 & algebra
296 & model
255 & repres
1819 & document
2073 & queri
1125 & vector
1126 & matric
2128 & tupl
1618 & similar
2073 & queri
1125 & vector
1819 & document
1125 & vector
255 & repres
2129 & scalar
1116 & valu
1125 & vector
298 & space
1838 & model

54 & gener
1125 & vector
298 & space
1838 & model

2130 & topic-bas
1125 & vector
298 & space
296 & model
1823 & literatur
2126 & extend
673 & boolean
1838 & model

2131 & enhanc
2130 & topic-bas
1125 & vector
298 & space
296 & model
1823 & literatur
2132 & latent
1969 & semant
1885 & index
2133 & aka
2132 & latent
1969 & semant
2134 & analysis

1939 & probabilist
296 & model
434 & treat
16 & process
1819 & document
1590 & retriev
1939 & probabilist
1458 & infer
1618 & similar
1 & comput
1560 & probabl
1819 & document
1638 & relev
522 & given
2073 & queri
1939 & probabilist
1566 & theorem
2135 & bay
1566 & theorem
296 & model
715 & binari
1664 & independ
1947 & retrieval

1939 & probabilist
1638 & relev
296 & model
2136 & bm25
1319 & uncertain
2137 & inference

41 & languag
2138 & models

2139 & divergence-from-random
1838 & model

2132 & latent
2140 & dirichlet
2141 & allocation

1836 & dimens
35 & properti
1838 & model

296 & model
2142 & term-interdepend
434 & treat
2143 & terms/word
1664 & independ
344 & fact
255 & repres
1125 & vector
298 & space
296 & model
2144 & orthogon
1784 & assumpt
112 & term
1125 & vector
1939 & probabilist
296 & model
1664 & independ
1784 & assumpt
112 & term
1472 & variabl
296 & model
2145 & imman
112 & term
2146 & interdepend
635 & allow
1074 & represent
2146 & interdepend
112 & term
131 & degre
2146 & interdepend
112 & term
408 & defin
296 & model
2147 & indirectli
2108 & deriv
2148 & dimension
2149 & reduct
2150 & co-occurr
112 & term
477 & set
1819 & document
296 & model
2151 & transcend
112 & term
2146 & interdepend
635 & allow
1074 & represent
2146 & interdepend
112 & term
2152 & alleg
2146 & interdepend
112 & term
408 & defin
710 & relai
547 & extern
1493 & sourc
131 & degre
2146 & interdepend
112 & term
39 & exampl
115 & human
682 & sophist
15 & algorithm
181 & major
1839 & figures

2153 & thoma
2154 & bayes

764 & claud
2155 & shannon

1931 & gerard
2156 & salton

1890 & han
20 & peter
2157 & luhn

2158 & bruce
2159 & croft

1963 & karen
1964 & sp�rck
2160 & jones

2021 & van
2161 & rijsbergen

2162 & stephen
2163 & robertson

2164 & martin
2165 & porter

1840 & award
1841 & field

2166 & toni
1899 & kent
2167 & strix
2168 & award

1931 & gerard
1932 & salton
2168 & award

387 & see
544 & also

2169 & adversari
6 & inform
1947 & retrieval

57 & area
1817 & ir
2170 & application

2171 & clustering

1893 & compound
112 & term
1399 & processing

529 & control
2172 & vocabulary

2173 & cross-languag
6 & inform
1947 & retrieval

1407 & educ
2174 & psychology

624 & european
2175 & summer
441 & school
6 & inform
1947 & retrieval

452 & free
882 & text
2176 & search

2177 & gain

115 & human
1 & comput
6 & inform
1947 & retrieval

6 & inform
2178 & extraction

6 & inform
2179 & need

6 & inform
1590 & retriev
2180 & facility

6 & inform
245 & science

1791 & knowledg
2181 & visualization

2182 & multisearch

485 & person
6 & inform
1394 & management

1638 & relev
6 & inform
1590 & retriev
1638 & relev
2183 & feedback

468 & subject
2184 & indexing

1818 & search
2185 & index

2186 & selection-bas
2176 & search

2187 & tf-idf

2188 & xml-retriev
