TP: SVM et noyaux

C
Rd
min
w∈RdC
n
X
i=1
L(yi, w.xi+b) + kwk2
w=
n
X
i=1
αixi
αi6= 0 xi
C
x w∗

α w
α
C
C
C
K(x, x0) = exp −kx−x0k2
2σ2
f(x) =
n
X
i=1
αiK(xi, x) + b
αi6= 0 xi
C σ