public virtual Tree TransformTree(Tree tree)
{
ILabel lab = tree.Label();
if (tree.IsLeaf())
{
Tree leaf = this.tf.NewLeaf(lab);
leaf.SetScore(tree.Score());
return(leaf);
}
string s = lab.Value();
s = this._enclosing.TreebankLanguagePack().BasicCategory(s);
int numKids = tree.NumChildren();
IList <Tree> children = new List <Tree>(numKids);
for (int cNum = 0; cNum < numKids; cNum++)
{
Tree child = tree.GetChild(cNum);
Tree newChild = this.TransformTree(child);
// cdm 2007: for just subcategory stripping, null shouldn't happen
// if (newChild != null) {
children.Add(newChild);
}
// }
// if (children.isEmpty()) {
// return null;
// }
CategoryWordTag newLabel = new CategoryWordTag(lab);
newLabel.SetCategory(s);
if (lab is IHasTag)
{
string tag = ((IHasTag)lab).Tag();
tag = this._enclosing.TreebankLanguagePack().BasicCategory(tag);
newLabel.SetTag(tag);
}
Tree node = this.tf.NewTreeNode(newLabel, children);
node.SetScore(tree.Score());
return(node);
}
// end class SubcategoryStripper
public virtual Tree TransformTree(Tree tree)
{
ILabel lab = tree.Label();
if (tree.IsLeaf())
{
Tree leaf = this.tf.NewLeaf(lab);
leaf.SetScore(tree.Score());
return(leaf);
}
string s = lab.Value();
s = this._enclosing.TreebankLanguagePack().BasicCategory(s);
s = this._enclosing.TreebankLanguagePack().StripGF(s);
int numKids = tree.NumChildren();
IList <Tree> children = new List <Tree>(numKids);
for (int cNum = 0; cNum < numKids; cNum++)
{
Tree child = tree.GetChild(cNum);
Tree newChild = this.TransformTree(child);
children.Add(newChild);
}
CategoryWordTag newLabel = new CategoryWordTag(lab);
newLabel.SetCategory(s);
if (lab is IHasTag)
{
string tag = ((IHasTag)lab).Tag();
tag = this._enclosing.TreebankLanguagePack().BasicCategory(tag);
tag = this._enclosing.TreebankLanguagePack().StripGF(tag);
newLabel.SetTag(tag);
}
Tree node = this.tf.NewTreeNode(newLabel, children);
node.SetScore(tree.Score());
return(node);
}
