class Impression implements Serializable {

    public H3 getH3()
    {
        return h3;
    }

    public  Impression();
    public  Impression(H0 h0, H1 h1, H2 h2, H3 h3);
    public  Impression(Double[] dayCounts);
    public  Impression(double[] dayCounts);
    public  Impression(Map map);

}