private async void FindAllBtn_Click(object sender, EventArgs e)
{
try
{
assocRuleRtb.Clear();
assocRuleDgv.Rows.Clear();
double percent = double.Parse(suppTxtb.Text);
if (percent < 1)
{
MessageBox.Show("Value to low");
return;
}
double supp = ((double)((double)dataset.Count() / (double)100)) * percent;
int support = (int)Math.Round(supp);
double conf = double.Parse(confTxtb.Text);
apriori = new Apriori(support, conf, toolStripProgressBar1);
toolStripStatusLabel1.Text = "Đang xử lí";
toolStripStatusLabel1.Visible = true;
assocRules = await apriori.LearnAsync(dataset);
if (assocRules.Count() <= 500)
{
foreach (var rule in assocRules)
{
if (rule.Y.Count > 0)
{
assocRuleDgv.Rows.Add(rule.GetAssocRule(), (rule.Support / dataset.Count()).ToString("P1"),
rule.Confidence.ToString("N"));
assocRuleRtb.Text += rule.ToString() + "\n";
}
}
}
else
{
MessageBox.Show("Quá nhiều dữ liệu" + "\nKết quả sẽ được lưu vào file");
CsvHelper.CsvWriter csvWriter = new CsvHelper.CsvWriter(new StreamWriter(".\\Output.csv"));
foreach (var rule in assocRules)
{
csvWriter.WriteField(rule.GetAssocRule());
csvWriter.WriteField(rule.Support);
csvWriter.WriteField(rule.Confidence.ToString("N"));
csvWriter.NextRecord();
}
}
toolStripProgressBar1.Visible = false;
toolStripStatusLabel1.Visible = false;
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
}
public When_mine_is_called_the_apriori_algorithm()
{
var mockFactsGenerators = new List <IFactsGenerator <string> >()
{
new MockFactsGenerator()
};
apriori = new Apriori <string>(new SelfJoinAndPruneGenerator <string>(), mockFactsGenerators);
factA = new MockSimpleFact("A");
factB = new MockSimpleFact("B");
factC = new MockSimpleFact("C");
}
