Closed kudkudak closed 8 years ago
1 - Jaccard is not correct metric for feature values extending 1. We should use D(x,y)=||x-y||=sqrt(<x-y,x-y>)=sqrt(k(x,x)-2k(x,y)+k(y,y))
1 - Jaccard
D(x,y)=||x-y||=sqrt(<x-y,x-y>)=sqrt(k(x,x)-2k(x,y)+k(y,y))
Jaccard for non-binary might be also incorrect
1 - Jaccard
is not correct metric for feature values extending 1. We should useD(x,y)=||x-y||=sqrt(<x-y,x-y>)=sqrt(k(x,x)-2k(x,y)+k(y,y))