func (f *oneVsAllFilter) Transform(old, to base.Attribute, seq []byte) []byte {
if !old.Equals(f.classAttr) {
return seq
}
val := base.UnpackBytesToU64(seq)
if val == f.classAttrVal {
return base.PackFloatToBytes(1.0)
}
return base.PackFloatToBytes(0.0)
}
