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.ml.timeseries.aggregator;
031
032import org.openimaj.ml.timeseries.TimeSeries;
033import org.openimaj.ml.timeseries.collection.SynchronisedTimeSeriesCollection;
034
035/**
036 * A time series collection aggregators take as input a time series collection
037 * and output a specified type
038 * 
039 * @author Sina Samangooei (ss@ecs.soton.ac.uk)
040 * @param <OUTPUT> The output type of the aggregator
041 * @param <TIMESERIES> the time series returned by the various {@link TimeSeries#get(long)} functions
042 * @param <STSCOLLECTION> the input collection type
043 */
044public interface SynchronisedTimeSeriesCollectionAggregator<
045        TIMESERIES extends TimeSeries<?,?,TIMESERIES>, 
046        STSCOLLECTION extends SynchronisedTimeSeriesCollection<?,?,?,TIMESERIES>,
047        OUTPUT
048> extends TimeSeriesCollectionAggregator<
049        TIMESERIES, 
050        STSCOLLECTION, 
051        OUTPUT
052> {
053        /**
054         * @param series aggregate this collection into the output
055         * @return an aggregation of the input
056         */
057        @Override
058        public OUTPUT aggregate(STSCOLLECTION series);
059}