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/********************************
Author: Sravanthi Kota Venkata
********************************/
#include "svm.h"
float polynomial(int d, F2D* a, F2D* b, int dim)
{
float ret;
F2D *bt, *bt1;
int i,j,r,c;
r = b->height;
c = b->width;
bt = fMallocHandle(c, r);
for(i=0; i<r; i++)
{
for(j=0; j<c; j++)
{
subsref(bt,j,i) = subsref(b,i,j);
}
}
bt1 = fMtimes(a, bt);
fFreeHandle(bt);
if(bt1->height == 1 && bt1->width ==1)
ret = pow(asubsref(bt1,0),d)/dim;
else
{
fFreeHandle(bt1);
return -1;
}
fFreeHandle(bt1);
return ret;
}
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