答: d ( p , q ) =1+1+ ( 20-18 ) =4 d ( p , C1 ) = ( 1-25/30 ) + ( 1-20/30 ) + ( 20-18 ) =2.5 d ( p , C2 ) = ( 1-3/15 ) + ( 1-0/15 ) + ( 24-18 ) =7.8 d ( q , C1 ) = ( 1-5/30 ) + ( 1-4/30 ) + ( 20-20 ) =1.7 d ( q , C2 ) = ( 1-12/15 ) + ( 1-2/15 ) + ( 24-20 ) =5.07
d
(
C1
,
C1
)
=
(
1-
(
25*3+5*12
)
/30*15
)
+
(
1-
(
6*1+4*2
)
/15*30
)
+
(
24-20
)
=5.67
|