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Java example source code file (CollapseUnaries.java)
The CollapseUnaries.java Java example source code/* * * * Copyright 2015 Skymind,Inc. * * * * Licensed under the Apache License, Version 2.0 (the "License"); * * you may not use this file except in compliance with the License. * * You may obtain a copy of the License at * * * * http://www.apache.org/licenses/LICENSE-2.0 * * * * Unless required by applicable law or agreed to in writing, software * * distributed under the License is distributed on an "AS IS" BASIS, * * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * * See the License for the specific language governing permissions and * * limitations under the License. * */ package org.deeplearning4j.text.corpora.treeparser; import org.deeplearning4j.nn.layers.feedforward.autoencoder.recursive.Tree; import org.deeplearning4j.text.corpora.treeparser.transformer.TreeTransformer; import java.util.ArrayList; import java.util.List; /** * Collapse unaries such that the * tree is only made of preterminals and leaves. * * @author Adam Gibson */ public class CollapseUnaries implements TreeTransformer { @Override public Tree transform(Tree tree) { if (tree.isPreTerminal() || tree.isLeaf()) { return tree; } List<Tree> children = tree.children(); while(children.size() == 1 && !children.get(0).isLeaf()) { children = children.get(0).children(); } List<Tree> processed = new ArrayList<>(); for(Tree child : children) processed.add(transform(child)); Tree ret = new Tree(tree); ret.connect(processed); return ret; } } Other Java examples (source code examples)Here is a short list of links related to this Java CollapseUnaries.java source code file: |
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