Example usage for edu.stanford.nlp.semgraph SemanticGraph inDegree

Introduction

In this page you can find the example usage for edu.stanford.nlp.semgraph SemanticGraph inDegree.

Prototype

public int inDegree(IndexedWord vertex) 

Source Link

Usage

From source file:count_dep.Count_dep.java

public LinkedList<Event> GetEvents(SemanticGraph dependencies, CoreMap sentence) {
    LinkedList<Event> res = new LinkedList<>();
    LinkedList<IndexedWord> roots = new LinkedList<>();
    List<CoreLabel> words = sentence.get(TokensAnnotation.class);
    List<GrammaticalRelation> senserel = new LinkedList<>();
    senserel.add(GrammaticalRelation.valueOf("nsubj"));
    senserel.add(GrammaticalRelation.valueOf("dobj"));
    for (CoreLabel word : words) {
        if (word.tag().length() >= 2
                && ("VB".equals(word.tag().substring(0, 2)) || "NN".equals(word.tag().substring(0, 2)))) {
            IndexedWord iword = new IndexedWord(word);
            roots.add(iword);/*from w  ww  .  ja v  a 2  s  .c o m*/
        }
    }
    for (IndexedWord word : roots) {
        Event e = new Event();
        e.trigger = word.word();
        try {
            Set<IndexedWord> children = dependencies.getChildren(word);
            children.stream().forEach((iw) -> {
                e.arguments.add(new EventArgument(iw.word(), ""));
            });
            if (dependencies.inDegree(word) > 0) {
                IndexedWord parent = dependencies.getParent(word);
                if (parent.tag().length() >= 2 && "VB".equals(parent.tag().substring(0, 2))) {
                    Set<IndexedWord> children1 = dependencies.getChildrenWithRelns(parent, senserel);
                    children1.remove(word);
                    children1.stream().forEach((iw) -> {
                        e.arguments.add(new EventArgument(iw.word(), ""));
                    });
                } else {
                    e.arguments.add(new EventArgument(dependencies.getParent(word).word(), ""));
                }
            }
        } catch (java.lang.IllegalArgumentException error) {
            continue;
        }
        res.add(e);
    }
    return res;
}

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