//sends each x y pair to dev and returns the highest
public float HighestDev(List <float> x, List <float> y, Line line)
{
float maxDev = 0;
for (int i = 0; i < x.Count; i++)
{
Point p = new Point(x[i], y[i]);
float newDev = AnomalyUtils.Dev(p, line);
if (newDev > maxDev)
{
maxDev = newDev;
}
}
return(maxDev);
}
private float FindThreshold(List <float> l1, List <float> l2, Line lin_reg)
{
float max = 0;
int size = l1.Count;
for (int i = 0; i < size; i++)
{
Point point = new Point(l1[i], l2[i]);
float distance = AnomalyUtils.Dev(point, lin_reg);
if (distance > max)
{
max = distance;
}
}
return(max);
}
public List <AnomalyReport> detect(IDictionary <string, List <float> > table)
{
List <AnomalyReport> anomalyReport = new List <AnomalyReport>();
foreach (CorrelatedFeatures correlatedFeature in cf)
{
for (int i = 0; i < table[correlatedFeature.Feature1].Count; i++)
{
Point p = new Point(table[correlatedFeature.Feature1].ElementAt(i), table[correlatedFeature.Feature1].ElementAt(i));
if (AnomalyUtils.Dev(p, correlatedFeature.Lin_Reg) > correlatedFeature.Threshold)
{
anomalyReport.Add(new AnomalyReport(correlatedFeature.Feature1 + "-" + correlatedFeature.Feature2, i));
}
}
}
return(anomalyReport);
}