. - , , , . [4] , () , (). , ( ), . , , , . , () () .
43 2001 . .
(u) (uc). , , U = k×uc, k - ( , ). : , - ( 1).
:
1 ( )
Y = f (X1,, Xm). (1)
, | , | |
, | , | |
, | ||
1 -
2 x1,, xm X1,, Xm, , .
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3 y Y.
y = f (x1,, xm). (2)
4 u (xj) X1,, Xm.
u (xj) X1,, Xm , ( ), ( ).
4.1 u (xj) j - Xj j - Xj, :
, (3)
nj j - Xj;
i j - Xj;
xji () i - j- Xj.
4.2 u (xj) j - Xj, , , :
, (4)
θj j - Xj;
αj , j - Xj (, , ) θj.
αj = , αj = 2 ( = 0,95).
, . j - Xj, , () xj Xj. .
5 ( ) x1, , xm X1, , Xm .
r (xj, xk) xj xk j - k - Xj Xk , 1 1 . r (xj, xk) = 0 . xj xk Xj Xk r (xj, xk) =1 r (xj, xk) = 1.
r (xj, xk) (xjl, xkl) ( l = 1; , nkj; nkj - ):
, (5)
xjl xkl j - k - Xj Xk ;
j - k - Xj Xk .
6 uc (y)
6.1 x1, , xm X1, , Xm, uc (y) Y :
, (6)
u (xj) , j- Xj, .
6.2 xj xk Xj Xk uc (y) Y :
, (7)
r (xj, xk) - ;
u (xj) u (xk) j- k - Xj Xk, .
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7 U u (y) Y k:
. (8)
k
, (9)
- . .
, (10)
- j- , , [4].
Y , k = 2 p = 0,95 k = 3 p = 0,99. , k = 1,65 p = 0,95 k = 1,71 p = 0,99 [4].
8 y Y U p , ( ) :
, = (11)
: () , Y, (y U) (y + U).
.