CountSimComparisonImpl.java

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/* *********************************************************************** *
 * project: org.matsim.*
 * CountSimComparisonImpl.java
 *                                                                         *
 * *********************************************************************** *
 *                                                                         *
 * copyright       : (C) 2007 by the members listed in the COPYING,        *
 *                   LICENSE and WARRANTY file.                            *
 * email           : info at matsim dot org                                *
 *                                                                         *
 * *********************************************************************** *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *   See also COPYING, LICENSE and WARRANTY file                           *
 *                                                                         *
 * *********************************************************************** */

package org.matsim.counts;

import org.matsim.api.core.v01.Id;
import org.matsim.api.core.v01.network.Link;

public class CountSimComparisonImpl implements CountSimComparison {
    private final int hour;
    private final double countValue, simulationValue;
    private final Id<Link> id;
    private final String csId;
    
    @Deprecated
    public CountSimComparisonImpl(final Id<Link> id, final int hour, final double countValue, final double simValue) {
        this.id = id;
        this.csId = null;
        this.hour = hour;
        this.countValue = countValue;
        this.simulationValue = simValue;
    }

    public CountSimComparisonImpl(final Id<Link> id, final String csId, final int hour, final double countValue, final double simValue) {
        this.id = id;
        this.csId = csId;
        this.hour = hour;
        this.countValue = countValue;
        this.simulationValue = simValue;
    }
    
    @Override
    public String getCsId() {
        return this.csId;
    }
    
    @Override
    public double calculateRelativeError() {
        double count = this.getCountValue();
        double sim = this.getSimulationValue();
        if (count > 0) {
            return Math.min((sim - count) / count, 1000d);
        }
        if (sim > 0) {
            return 1000d;
        }
        return 0;
    }

    @Override
    public double getCountValue() {
        return this.countValue;
    }

    @Override
    public int getHour() {
        return this.hour;
    }

    @Override
    public Id<Link> getId() {
        return this.id;
    }

    @Override
    public double getSimulationValue() {
        return this.simulationValue;
    }

    @Override
    public double calculateNormalizedRelativeError() {
        final double max = Math.max(this.simulationValue, this.countValue);
        if (max == 0.0) return 0;
        return Math.abs(this.simulationValue - this.countValue) / max;
    }

    @Override
    public double calculateGEHValue() {
        final double diff = this.simulationValue - this.countValue;
        final double sum = this.simulationValue + this.countValue;
        final double gehV = Math.sqrt(2 * diff * diff / sum);
        return gehV;
    }
}