赞
踩
Fisher-criterion
|
|
arg
max
|
|
T
B
opt
T
W
W
W
S
W
W
W
S
W
,
where
W
S
and
B
S
are
the
within-class
and
the
between
class
scatter
matrices
(see,
e.g.,
[7]).
The
corresponding optimal solution for this optimization problem is given by the solution of the generalized
eigenproblem
B
W
S
w
S
w
or directly by computing the eigenvectors for
1
W
B
S
S
. Since the rank
of
1
w
b
S
Copyright © 2003-2013 www.wpsshop.cn 版权所有,并保留所有权利。