JDMP

RelationalDataSet dataSet = new RelationalDataSet();
 
RelationalSample s = new RelationalSample("OrderID 1234");
s.addObject("Product 1");
s.addObject("Product 2");
s.addObject("Product 3");
s.addObject("Product 4");
dataSet.getSamples().add(s);
 
s = new RelationalSample("OrderID 1235");
s.addObject("Product 1");
s.addObject("Product 2");
s.addObject("Product 3");
dataSet.getSamples().add(s);
 
s = new RelationalSample("OrderID 1236");
s.addObject("Product 1");
s.addObject("Product 6");
s.addObject("Product 7");
dataSet.getSamples().add(s);
 
s = new RelationalSample("OrderID 1237");
s.addObject("Product 7");
s.addObject("Product 2");
s.addObject("Product 3");
s.addObject("Product 8");
dataSet.getSamples().add(s);
 
s = new RelationalSample("OrderID 1238");
s.addObject("Product 7");
s.addObject("Product 4");
s.addObject("Product 3");
s.addObject("Product 8");
dataSet.getSamples().add(s);

MarketBasketAnalysis mba = new MarketBasketAnalysis();
mba.setMinSupport(2);
dataSet.showGUI();
RelationalDataSet result = mba.calculate(dataSet);
result.showGUI();