,
Companion, Companion+$B$N(B3$B
)
$B$@$1$rMQ$$$?8!:w7k2L$N%i%s%-%s%0$K$O(B
topic drift$B$,H/@8$9$k2DG=@-$,$"$k$3$H$r;XE&!%(B
drift$B2sHr$K$O(BContent Analysis$B$H$NJ;MQ$,8z2LE*!%(B
library.
$BM'?M!?8r:]!??FB2$N%M%C%H%o!<%/!$@*NO!$%/%j!<%/!$E@Cf?4@-!%(B $BF1N`;X8~(B(inbreeding)$B!%(B
$B?7$7$$>pJs$OK\
$BF|K\$NE>?&>u67$G$O$`$7$m6/$$I3BS$,;H$o$l$F$$$k!%(B
Betweenness($BG^2p@-(B), closeness.
$B%^%9%a%G%#%"$K$h$k>pJsEAHB$OAa$$$,:,$E$+$J$$(B($B%V!<%`$,Nd$a$k$N$bAa$$(B)$B!%(B $B>pJs$O$=$N$^$^J|$C$F$*$/$HIe$k!%(B $BL%NO$rJ];}$9$k$K$OJQ2=$5$;$k!J0i$F$k"b@83h$KL)Ce$5$;$k!KI,MW$,$"$k!%(B $B>.$5$J%3%_%e%K%F%#$K$O>pJs$r0i$F$kNO$,$"$k!%(B