private void DisplayResults(TestedGroup testedGroup)
{
if (MainScreenContent.GetType() != typeof(PresentationScreenControl))
{
MainScreenContent = new PresentationScreenControl(new PresentationScreenViewModel());
}
var mainContentViewModel = (PresentationScreenViewModel)MainScreenContent.DataContext;
mainContentViewModel.ContentPresented = testedGroup.AsResultsControl();
mainContentViewModel.PerentViewModel = this;
mainContentViewModel.HasResultsShown = true;
}
private void LoadTestDataset(string[] textLines)
{
var thisGroup = new TestedGroup {
GivenName = "Plik testowy"
};
foreach (var line in textLines)
{
var session = new TestedSession();
var requests = line.Split();
requests = requests.Where(x => !string.IsNullOrEmpty(x)).ToArray();
session.NumberOfRequests = requests.Length - 1;
if (requests[0] == "R")
{
session.RealType = SessionTypes.Robot;
}
else if (requests[0] == "H")
{
session.RealType = SessionTypes.Human;
}
for (var i = 1; i < requests.Length; i++)
{
var currentRequest = new Request();
session.AddRequest(requests[i]);
var req2 = requests[i].First().ToString().ToUpper() + requests[i].Substring(1);
currentRequest.NameType = req2;
thisGroup.AddUniqueRequest(currentRequest);
}
thisGroup.AddSession(session);
thisGroup.UniqueRequest.Sort((x, y) =>
string.Compare(x.NameType, y.NameType, StringComparison.Ordinal));
}
StoreGroup(thisGroup);
}
/// <summary>
/// Przeprowadza ocenę sesji po każdym nowym żądaniu
/// </summary>
/// <param name="listOfDtmc">DTMC na podstawie których zostanie dokonana ocena</param>
public void PerformOnlineDetection(List <DtmcGroup> listOfDtmc, TestedGroup myGroup)
{
if (Requests.Count == 1)
{
Rresult = 0;
Hresult = 0;
}
foreach (var dtmc in listOfDtmc)
{
if (Requests.Count == 1)
{
if (dtmc.Sessions[0].RealType == SessionTypes.Robot)
{
Rresult += GetStartChanceValue(dtmc);
}
else
{
Hresult += GetStartChanceValue(dtmc);
}
}
if (dtmc.Sessions[0].RealType == SessionTypes.Robot)
{
Rresult += GetLogPr(dtmc, Requests.Count - 1);
}
else
{
Hresult += GetLogPr(dtmc, Requests.Count - 1);
}
}
// Przepracowano k-sesji
if (Requests.Count >= K)
{
float d = (float)Math.Log(Rresult / Hresult);
if (Math.Abs(d) < myGroup.Delta)
{
}
else if (d >= 0)
{
PredictedType = SessionTypes.Robot;
DetectionMethodUsed = DetectionType.Online;
}
else if (d < 0)
{
PredictedType = SessionTypes.Human;
DetectionMethodUsed = DetectionType.Online;
}
}
if (Requests.Count == NumberOfRequests && !WasClassified)
{
PerformOfflineDetection(listOfDtmc);
}
if (PredictedType == SessionTypes.Human || PredictedType == SessionTypes.Robot)
{
WasClassified = true;
}
}