001/**
002 * Copyright (c) 2011, The University of Southampton and the individual contributors.
003 * All rights reserved.
004 *
005 * Redistribution and use in source and binary forms, with or without modification,
006 * are permitted provided that the following conditions are met:
007 *
008 *   *  Redistributions of source code must retain the above copyright notice,
009 *      this list of conditions and the following disclaimer.
010 *
011 *   *  Redistributions in binary form must reproduce the above copyright notice,
012 *      this list of conditions and the following disclaimer in the documentation
013 *      and/or other materials provided with the distribution.
014 *
015 *   *  Neither the name of the University of Southampton nor the names of its
016 *      contributors may be used to endorse or promote products derived from this
017 *      software without specific prior written permission.
018 *
019 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
020 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
021 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
022 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
023 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
024 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
025 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
026 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
027 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
028 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
029 */
030package org.openimaj.image.annotation.evaluation.dataset;
031
032import java.io.File;
033import java.io.IOException;
034import java.util.List;
035
036import org.apache.commons.io.FileUtils;
037import org.openimaj.data.dataset.ListBackedDataset;
038import org.openimaj.data.dataset.ListDataset;
039import org.openimaj.experiment.dataset.split.TestSplitProvider;
040import org.openimaj.experiment.dataset.split.TrainSplitProvider;
041
042public class StandardCorel5kSplit 
043        implements 
044                TrainSplitProvider<ListDataset<CorelAnnotatedImage>>,
045                TestSplitProvider<ListDataset<CorelAnnotatedImage>>
046{
047        List<String> testIds;
048        ListBackedDataset<CorelAnnotatedImage> training;
049        ListBackedDataset<CorelAnnotatedImage> test;
050        
051        public StandardCorel5kSplit() throws IOException {
052                testIds = FileUtils.readLines(new File("/Users/jsh2/Data/corel-5k/test_1_image_nums.txt"));
053        }
054        
055        public void split(Corel5kDataset dataset) {
056                training = new ListBackedDataset<CorelAnnotatedImage>();
057                test = new ListBackedDataset<CorelAnnotatedImage>();
058                
059                for (CorelAnnotatedImage img : dataset) {
060                        if (testIds.contains(img.getID())) {
061                                test.getList().add(img);
062                        } else {
063                                training.getList().add(img);
064                        }
065                }
066        }
067
068        @Override
069        public ListDataset<CorelAnnotatedImage> getTrainingDataset() {
070                return training;
071        }
072
073        @Override
074        public ListDataset<CorelAnnotatedImage> getTestDataset() {
075                return test;
076        }
077}