edu.cmu.sv.modelinference.eventtool.AvgEventGenerator.java Source code

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Here is the source code for edu.cmu.sv.modelinference.eventtool.AvgEventGenerator.java

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/**
 * Copyright 2016 Carnegie Mellon University
 *
 * 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 edu.cmu.sv.modelinference.eventtool;

import java.util.ArrayList;
import java.util.List;

import com.google.common.collect.Range;

import edu.cmu.sv.modelinference.eventtool.classification.AvgFeature;
import edu.cmu.sv.modelinference.eventtool.classification.Event;

/**
 * @author Kasper Luckow
 *
 */
public class AvgEventGenerator implements EventGenerator {

    @Override
    public List<Event> computeEvents(List<Range<Integer>> eventIntervals, double[] ys, int stepSize) {
        List<Event> avgForEvents = new ArrayList<>();
        int idx = 0;
        for (Range<Integer> event : eventIntervals) {
            double[] yData = new double[(event.upperEndpoint() - event.lowerEndpoint()) / stepSize];
            for (int i = 0, r = event.lowerEndpoint(); r < event.upperEndpoint(); r += stepSize, i++, idx++) {
                yData[i] = ys[idx];
            }
            avgForEvents.add(new Event(event, new AvgFeature(yData)));
        }
        return avgForEvents;
    }
}