}
}
if (gr_StructuralDiff != null) gr_StructuralDiff.drawPdf(gr);
if (gr_BCR != null) gr_BCR.drawPdf(gr);
if (gr_BCR_singletons != null) gr_BCR_singletons.drawPdf(gr);
if (gr_BCR_states != null) gr_BCR_states.drawPdf(gr);
if (gr_ImprovementPerState != null) gr_ImprovementPerState.drawPdf(gr);
final RBoxPlot<String> gr_BCRImprovementForDifferentAlphabetSize = new RBoxPlot<String>("alphabet multiplier","improvement, BCR",new File(branch+"BCR_vs_alphabet.pdf"));
final RBoxPlot<String> gr_BCRForDifferentAlphabetSize = new RBoxPlot<String>("alphabet multiplier","BCR",new File(branch+"BCR_absolute_vs_alphabet.pdf"));
final RBoxPlot<String> gr_StructuralImprovementForDifferentAlphabetSize = new RBoxPlot<String>("alphabet multiplier","improvement, structural",new File(branch+"structural_vs_alphabet.pdf"));