"
"
" b
" f
" net = x1w1 + ... + xnwn + b
" y = f(net)
"

1 n e" 0
f(n) =
0

1 n e" 0
f(n) =
-1
"
1
f(n) =
1 + e-n
2
f(n) = - 1
1 + e-n
îÅ‚ Å‚Å‚
x1
ïÅ‚x2śł
ïÅ‚ śł
" X =
ðÅ‚ ûÅ‚
...
xn
"
îÅ‚ Å‚Å‚
x11 x12 ... x1n
ðÅ‚ ûÅ‚
Wm×n = ... ... ... ...
xm1 xm2 ... xmn
"
îÅ‚ Å‚Å‚
b1
ïÅ‚ śł
b2
ïÅ‚ śł
B =
ðÅ‚ ûÅ‚
...
bm
"
Y = f(WX + B)
"
X = [-2, 3]T W = [2, -1]
b = 5
"
"
" f(x, y) = x '" y
" f(x, y) = x y
" f(x, y) = (x '" y) (" (Źx '" Źy)
R3
b = -2
" X = (-1, 0, 3)
" · = 0.5
X = (-1, 0, 3) -1
"
(-1, 0)
"
"