public int CreateFPTreeAndGenerateFrequentItemsets(
IInputDatabaseHelper _inputHelper, IOutputDatabaseHelper _outHelper, float minSup)
{
outputDatabaseHelper = _outHelper;
var watch = System.Diagnostics.Stopwatch.StartNew();
FPTree _fpTree = new FPTree(_inputHelper, minSup);
fpTree = _fpTree;
int totalFrequentItemSets = GenerateFrequentItemSets();
watch.Stop();
outputDatabaseHelper.WriteAggregatedResult(minSup, totalFrequentItemSets, (double)watch.ElapsedMilliseconds);
return(totalFrequentItemSets);
}
public AprioriAlgorithm(IInputDatabaseHelper _inDatabaseHelper, IOutputDatabaseHelper _outDatabaseHelper, int _minimumSupportCount)
: this(_inDatabaseHelper, _outDatabaseHelper)
{
MinimumSupportCount = _minimumSupportCount;
}
//constructor
public AprioriAlgorithm(IInputDatabaseHelper _inDatabaseHelper, IOutputDatabaseHelper _outDatabaseHelper)
{
inputDatabaseHelper = _inDatabaseHelper;
outputDatabaseHelper = _outDatabaseHelper;
MinimumSupport = 0f;
}
public FPGrowth(FPTree tree, IOutputDatabaseHelper outDatabaseHelper)
: this()
{
fpTree = tree;
outputDatabaseHelper = outDatabaseHelper;
}
public FPGrowth()
{
fpTree = null;
outputDatabaseHelper = null;
}
