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Java example source code file (TreeVectorizer.java)
The TreeVectorizer.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; /** * Tree vectorization pipeline. Takes a word vector model (as a lookup table) * and a parser and handles vectorization of strings appropriate for an RNTN * * @author Adam Gibson */ public class TreeVectorizer { private TreeParser parser; private TreeTransformer treeTransformer = new BinarizeTreeTransformer(); private TreeTransformer cnfTransformer = new CollapseUnaries(); /** * Uses the given parser and model * for vectorization of strings * @param parser the parser to use for converting * strings to trees */ public TreeVectorizer(TreeParser parser) { this.parser = parser; } /** * Uses word vectors from the passed in word2vec model * @throws Exception */ public TreeVectorizer() throws Exception { this(new TreeParser()); } /** * Vectorizes the passed in sentences * @param sentences the sentences to convert to trees * @return a list of trees pre converted with CNF and * binarized and word vectors at the leaves of the trees * * @throws Exception */ public List<Tree> getTrees(String sentences) throws Exception { List<Tree> ret = new ArrayList<>(); List<Tree> baseTrees = parser.getTrees(sentences); for(Tree t : baseTrees) { Tree binarized = treeTransformer.transform(t); binarized = cnfTransformer.transform(binarized); ret.add(binarized); } return ret; } /** * Vectorizes the passed in sentences * @param sentences the sentences to convert to trees * @param label the label for the sentence * @param labels all of the possible labels for the trees * @return a list of trees pre converted with CNF and * binarized and word vectors at the leaves of the trees * * @throws Exception */ public List<Tree> getTreesWithLabels(String sentences,String label,List Other Java examples (source code examples)Here is a short list of links related to this Java TreeVectorizer.java source code file: |
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