PARE: An Automatic Text Summarizer - DePauw University

PARE: An Automatic Text Summarizer Todd Johnson

Atanas Vlahov

Scott Thede

Bard College PO Box 5000 Annandale, NY, 12504

DePauw University UB Box 6750 Greencastle, IN, 46135

DePauw University Julian Center #261 Greencastle, IN, 46135

[email protected]

[email protected]

[email protected]

ABSTRACT 
        ! #"  $%'&(   $)   

$*+  , -(.$/01
2 $3% $ 4 ! $5
!6

7   8:9;=?/93 /.?@A  BC
D--(AE* A &( EF$!:%%
 &% 4618=G1$#)O $:s=$/I -8   $/.! #$> M     "= $vB,
 eGSK @š ! "  h  /8 l$*6$6  A $/f.*DSK @š ! " N
 8-2s8  S  @š  " ,*A   #$ 0?@95-($/ 0&/9q$O 89" $)
[*/   $/v$*])$$)N  [ M=
 $/  $ BJš $/  $  J
 $/.$P.*=* 7 AO ‡3 $/ 8:9]$1
*/   $/'! ) =*$*$9ˆ 8# $ $‹-- @.
žP $MP ?3#$)d$*P$3 $)6  *6 A
#$)0   
$,P.* A$/ $)daPA6#*,%=! 8#A1P ?>$*+*  #*=*Z _O  A -T M#8# J
f Gv# -(.$/v7*=gPM:
$%*/   $/ $* -( $* $/M f $/  $ ]&($*   Bfx>n
 $,P8#*D8#?I  $*A G.$*1
 K#*=$*6) $A.! N] 9I l }
 EB 
D8=*`, 5A =! >$ˆ&G.AD A-   $/.! #$˜ I
 #*= dPM

D
M&( A$2
 4$* $^ 'KP ?,$ B 3. x>M&(GENERATING  )$&/96&( !PM$)I 7 A }REPRESENTATION  $/ M8#$)#G  J
#*=]

 ¼AŠ †…w€YnTŠ…w½Jƒ„¾B¿N7).  g

=P`
KP 9#$ PM

,]$36&(J #*= M  8# =*TB—a) IÀ J$M 4 C A$/ 6$QP ?E
!N  -   $/ N
6V[$)8
> $/  $ dKeGS š/.) : E =
A n+ŸE =*$#$z $‡3A 0 n
2P 8#* %D* -8$*>$o--($A$3n M,-
8-
A1* : =*_&/9 Á
3 
,—!
A  B hÂ6x˜
!
K$ApP ?6  - A $/ 
M  8#O  $
-_&(ApP  $_#* N8?@€4¼%†,¼ …c†=Àl„€4…pŠ0$*>€4¼]…lÄŠ0…pŠ†@.ÄŠ„ ƒQÅ%†  †Z½aă@Æ

3.1 RTSKUNVFThe &( )$graph KPM:
^6$ $E l$* *28# ) 8:9E$2
] $  -

 KE $/  $QP ?(BERTS U VˆA = A6E).-
o
I  - AO A$3 v
f  8# $
-a&(QPA $1$)8AOYP.*%#* a8?@ …pŠ†@.ÄŠ„ $*FÇ…c†=À4„.€4…pŠdI‚Ä3€w’ƒ¼Aƒ.‚ÄŠ„2$*z†@Ž1€4„ ŠŽB 
0).-
oI   '$3*  d .
D 'PM

,  -  A$3 K8#8g$G.$  K '6$O )8DP.*q l r
D*/   $/=Bq
 D$3*A  EA$$ A =* &/9>  %PM
.
5 $/.$5$ l ! #$F*  #&$)^
0  8#! #$O 
- &(AQP  $0
P.*fPM:
$ 
 $/ A3 (
K*/   $/=B 
 2 A87! $
- D*A   #$=*+$)>_8#$?/Op). !O &=*5- A=d*  $*As$: _$$ˆ-
.  dN*As$: _$$˜-
.  dN- $$ d *  $G. bpG. 8J   :p9Z l $A0
%  ]$3 2
6x> G •$?(Bq¤ND8+=88# *œ$qbQG. 8 >G -z*  G •$?2$*2
I×n" š3 -vB bp$%$
Aa* …cƒ6'†ÙTŠ27nB t òòòB i uk ŸoB(™N&( $B“N$)66} $/ -/9 4K $/  $  A3.A $gBÙvÄŠN‰„ƒ=.Š Š Ž€43ü1ƒGÅn…lÄ8 Š -9.. -:$Eƒ„¾¼Gă‚>ƒ 1 ~…cƒ †…w€Y,ÙT2Š "…Ç~1 †„.4€ 3=†…w€Yƒd t òò t B i Ø=k Ó[BR')dTšTB•J $gdUIBŸDQP$wd$*DNBx˜$).*gB
 -)A.$?2A.! $D.$?3$) J•J $)$)0.*AM 6
nP &gB Ç…c† Å ƒ„( Ž ;]€Ã€4…c†’ 'f=€  ö B i È!k ¿6Bš8= n$*,¿6Bv  -(A 8A9/BR' $)  $)8#
EPM:
^ 8#$?,). !=BJÙvÄ/€4„( Ž 5.…pŠ„.(†…w€wƒ(† ’ $Eƒ„¾¼Gă‚+ƒ ‰K†„.¼ €43Ã_ÙTŠ.Ä3(ƒ’ƒ ÀcŠ¼ da+À >ÀB i Ì=k ÊB(š3=PB(š $/ # $ApP ? B
3 -g  ?,?!PPP]B yp 4=P3B A@  ?-&A ?  $A=B
3 Ed t òò t B