private void displayRulesLengthHistogram() {
// cleanup all the content
//
this.removeAll();
validate();
repaint();
// construct the dataset
//
// [1.0] extract all the rules
ArrayList<Integer> allRules = new ArrayList<Integer>();
for (GrammarRuleRecord r : chartData.getGrammarRules()) {
if (0 == r.ruleNumber()) {
continue;
}
for (RuleInterval interval : r.getRuleIntervals()) {
allRules.add(interval.getLength());
}
}
// [2.0] make data
Collections.sort(allRules);
// final int minLength = allRules.get(0);
final int maxLength = allRules.get(allRules.size() - 1);
final int numberOfBins = maxLength / this.chartData.getSAXWindowSize() + 1;
double[] values = new double[allRules.size()];
for (int i = 0; i < allRules.size(); i++) {
values[i] = allRules.get(i).doubleValue();
}
HistogramDataset dataset = new HistogramDataset();
dataset.setType(HistogramType.FREQUENCY);
dataset.addSeries(
"Frequencies", values, numberOfBins, 0, numberOfBins * this.chartData.getSAXWindowSize());
String plotTitle = "Rules Length Histogram";
String xaxis = "Rule length";
String yaxis = "Counts";
PlotOrientation orientation = PlotOrientation.VERTICAL;
boolean show = true;
boolean toolTips = false;
boolean urls = false;
this.chart =
ChartFactory.createHistogram(
plotTitle, xaxis, yaxis, dataset, orientation, show, toolTips, urls);
this.chart.removeLegend();
NumberAxis myAxis =
new NumberAxis(this.chart.getXYPlot().getDomainAxis().getLabel()) {
private static final long serialVersionUID = 5839368758428973857L;
@Override
public List<NumberTick> refreshTicks(
Graphics2D g2, AxisState state, Rectangle2D dataArea, RectangleEdge edge) {
// List<NumberTick> allTicks = super.refreshTicks(g2, state, dataArea, edge);
List<NumberTick> myTicks = new ArrayList<NumberTick>();
for (int i = 0; i < numberOfBins; i++) {
myTicks.add(
new NumberTick(
TickType.MAJOR,
i * chartData.getSAXWindowSize(),
String.valueOf(i * chartData.getSAXWindowSize()),
TextAnchor.CENTER,
TextAnchor.CENTER,
0.0d));
// textAnchor, rotationAnchor, angle));
}
// for (Object tick : allTicks) {
// NumberTick numberTick = (NumberTick) tick;
//
// if (TickType.MAJOR.equals(numberTick.getTickType())
// && (numberTick.getValue() % chartData.getSAXWindowSize() != 0)) {
// // myTicks.add(new NumberTick(TickType.MINOR, numberTick.getValue(), "", numberTick
// // .getTextAnchor(), numberTick.getRotationAnchor(), numberTick.getAngle()));
// continue;
// }
// myTicks.add(tick);
// }
return myTicks;
}
};
this.chart.getXYPlot().setDomainAxis(myAxis);
ChartPanel chartPanel = new ChartPanel(this.chart);
chartPanel.setMinimumDrawWidth(0);
chartPanel.setMinimumDrawHeight(0);
chartPanel.setMaximumDrawWidth(1920);
chartPanel.setMaximumDrawHeight(1200);
// cleanup all the content
//
this.removeAll();
// put the chart on show
//
this.add(chartPanel);
validate();
repaint();
}
/** Puts rules density on show. */
private void displayRuleDensity() {
// this is the new "insert" - elastic boundaries chart panel
//
paintTheChart(this.chartData.getOriginalTimeseries());
ChartPanel chartPanel = new ChartPanel(this.chart);
chartPanel.setMinimumDrawWidth(0);
chartPanel.setMinimumDrawHeight(0);
chartPanel.setMaximumDrawWidth(1920);
chartPanel.setMaximumDrawHeight(1200);
//
this.removeAll();
//
this.add(chartPanel);
// timeseriesPlot.clearDomainMarkers();
int rulesNum = this.chartData.getRulesNumber();
// find the rule density value
int maxObservedCoverage = 0;
int[] coverageArray = new int[chartData.getOriginalTimeseries().length];
for (GrammarRuleRecord r : chartData.getGrammarRules()) {
if (0 == r.ruleNumber()) {
continue;
}
ArrayList<RuleInterval> arrPos = chartData.getRulePositionsByRuleNum(r.ruleNumber());
for (RuleInterval saxPos : arrPos) {
int start = saxPos.getStartPos();
int end = saxPos.getEndPos();
for (int j = start; j < end; j++) {
if (CoverageCountStrategy.COUNT == this.session.getCountStrategy()) {
coverageArray[j] = coverageArray[j] + 1;
} else if (CoverageCountStrategy.LEVEL == this.session.getCountStrategy()) {
coverageArray[j] = coverageArray[j] + r.getRuleLevel();
} else if (CoverageCountStrategy.OCCURRENCE == this.session.getCountStrategy()) {
coverageArray[j] = coverageArray[j] + r.getOccurrences().size();
} else if (CoverageCountStrategy.YIELD == this.session.getCountStrategy()) {
coverageArray[j] = coverageArray[j] + r.getRuleYield();
} else if (CoverageCountStrategy.PRODUCT == this.session.getCountStrategy()) {
coverageArray[j] = coverageArray[j] + r.getRuleLevel() * r.getOccurrences().size();
}
if (maxObservedCoverage < coverageArray[j]) {
maxObservedCoverage = coverageArray[j];
}
}
}
}
// since we know the maximal coverage value, we can compute the increment for a single coverage
// interval
double covIncrement = 1. / (double) maxObservedCoverage;
for (int i = 0; i < rulesNum; i++) {
GrammarRuleRecord r = chartData.getRule(i);
if (0 == r.ruleNumber()) {
continue;
}
ArrayList<RuleInterval> arrPos = chartData.getRulePositionsByRuleNum(i);
for (RuleInterval saxPos : arrPos) {
IntervalMarker marker = new IntervalMarker(saxPos.getStartPos(), saxPos.getEndPos());
marker.setLabelOffsetType(LengthAdjustmentType.EXPAND);
marker.setPaint(Color.BLUE);
// marker.setAlpha((float) 0.05);
if (CoverageCountStrategy.COUNT == this.session.getCountStrategy()) {
marker.setAlpha((float) covIncrement);
} else if (CoverageCountStrategy.LEVEL == this.session.getCountStrategy()) {
marker.setAlpha((float) covIncrement * r.getRuleLevel());
} else if (CoverageCountStrategy.OCCURRENCE == this.session.getCountStrategy()) {
marker.setAlpha((float) covIncrement * r.getOccurrences().size());
} else if (CoverageCountStrategy.YIELD == this.session.getCountStrategy()) {
marker.setAlpha((float) covIncrement * r.getRuleYield());
} else if (CoverageCountStrategy.PRODUCT == this.session.getCountStrategy()) {
marker.setAlpha((float) covIncrement * (r.getRuleLevel() * r.getOccurrences().size()));
}
marker.setLabelFont(new Font("SansSerif", Font.PLAIN, 12));
marker.setLabelPaint(Color.green);
marker.setLabelAnchor(RectangleAnchor.TOP_LEFT);
marker.setLabelTextAnchor(TextAnchor.TOP_LEFT);
timeseriesPlot.addDomainMarker(marker, Layer.BACKGROUND);
}
}
// not sure if I need this
//
validate();
repaint();
// and finally save the coverage curve
//
this.saveRuleDensityCurve(coverageArray);
}