Example usage for edu.stanford.nlp.trees TreeFunctions getLabeledToDescriptiveCoreLabelTreeFunction

Introduction

In this page you can find the example usage for edu.stanford.nlp.trees TreeFunctions getLabeledToDescriptiveCoreLabelTreeFunction.

Prototype

public static Function<Tree, Tree> getLabeledToDescriptiveCoreLabelTreeFunction() 

Source Link

Document

Returns a function which takes a tree with any label class where the labels might have an interesting description, such as a CategoryWordTag which goes "cat [T/W]", and returns a new tree with CoreLabels which contain the toString() of each of the input labels.

Usage

From source file:org.ets.research.nlp.stanford_thrift.parser.StanfordParserThrift.java

License:Open Source License

/** If one were to call any of these other methods to get a parse tree for some input sentence
 * with the -outputFormatOptions flag of "lexicalize", they would receive their parse tree,
 * in the -outputFormat of their choice, with every leaf marked with it's head word.
 * This function does exactly that on an existing parse tree.
 * NOTE that this WILL re-lexicalize a pre-lexicalized tree, so don't pass in a tree that
 * has been lexicalized and expect to get back the same thing as what you passed in.
 *//*from   w w w  . ja  v a  2s .c o m*/
public String lexicalize_parse_tree(String tree) throws TApplicationException {
    try {
        Tree parseTree = Tree.valueOf(tree);
        Tree lexicalizedTree = Trees.lexicalize(parseTree, tlp.headFinder());
        treePrinter = ParserUtil.setOptions(null, tlp); // use defaults
        Function<Tree, Tree> a = TreeFunctions.getLabeledToDescriptiveCoreLabelTreeFunction();
        lexicalizedTree = a.apply(lexicalizedTree);
        return ParserUtil.TreeObjectToString(lexicalizedTree, treePrinter);
    } catch (Exception e) {
        // FIXME
        throw new TApplicationException(TApplicationException.INTERNAL_ERROR, e.getMessage());
    }
}

---