func (w *Walker) weight(_, v lattice.Node) (float64, error) {
vmax, err := v.Maximal()
if err != nil {
return 0, err
}
if vmax {
indeg, err := v.ParentCount()
if err != nil {
return 0, err
}
level := float64(v.Pattern().Level())
return (level) / float64(indeg), nil
// maxLevel := float64(w.Dt.LargestLevel())
// return (level) / (float64(indeg) * maxLevel), nil
} else {
// level approximates indeg
level := float64(v.Pattern().Level())
// indeg, err := v.ParentCount()
// if err != nil {
// return 0, err
// }
odeg, err := v.ChildCount()
if err != nil {
return 0, err
}
// return float64(odeg) / float64(indeg), nil
return float64(odeg) / (level), nil
}
}
