public ListDHGs Select(string timeSlotID)
{
ListDHGs tempDhgs = new ListDHGs();
foreach (DHGFeatures dhg in DHGs)
{
// cross check if it is making shallow copy, because I need shallow copy
if (dhg.TimeSlotID.Equals(timeSlotID))
{
tempDhgs.DHGs.Add(dhg);
}
}
return(tempDhgs);
}
public static List <KeyValuePair <int, int> > IndexMapper(string line, ListDHGs listDHGs)
{
List <KeyValuePair <int, int> > indexMap = new List <KeyValuePair <int, int> >();
string[] columns = line.Trim().Split(new char[] { ',' }, line.Length);
int DHGindex;
// in condition "i+1" is because of an additional empty column at the end of file.
for (int i = 0; i + 1 < columns.Length; i += 4)
{
//if ( !string.IsNullOrEmpty(columns[i]))
//{
// int dummy = 0;
//}
if ((DHGindex = listDHGs.SearchDHGIndex(columns[i], columns[i + 1])) != -1)
{
indexMap.Add(new KeyValuePair <int, int>(i, DHGindex));
}
}
return(indexMap);
}
private void btnProcess_Click(object sender, EventArgs e)
{
try
{
selectWindowReady = false;
progressBar.Visible = true;
if (MessageBox.Show("Make sure file name contains \n" +
"Dataset name: e.g. FA or ST or US\n" +
"Aggregation: e.g. 1min or 5min or 10min\n" +
"Graph Type: e.g. W for weighted or NW for non-weighted\n" +
"You want to contniue..? (y/n)", "Critical", MessageBoxButtons.YesNo) == DialogResult.Yes)
{
if (txtResultFileName.Text == "")
{
throw new Exception("Enter Result File Name...");
}
if (!chkRankDC.Checked && !chkRankDTF.Checked)
{
throw new Exception("Select Ranking Criteria");
}
_gTruth = new GroundTruth();
_slidingWindows = new SlidingWindows();
_slidingWindowsThreshold = new Hashtable();
_listDHGs = new ListDHGs();
_config.AdjustmentParameter = (double)numDownParameter.Value;
_config.TopK = (int)numUpDownTopBoW.Value;
_config.FileName = txtResultFileName.Text.Trim();
_config.IsGF = chkGF.Checked;
_config.IsTP = chkTP.Checked;
_config.IsDC = chkAC.Checked;
_config.IsDTFRanking = chkRankDTF.Checked;
_config.IsDCRanking = chkRankDC.Checked;
_config.IsRankingFused = cmbRanking.SelectedIndex == 0 ? true: false;
_config.CandidateSelectionCriteria = (CandidateSelection)cmbCandidateSelection.SelectedIndex;
//if ( !_allFilesLoaded)
{
_gTruth.LoadGroundTruth(groundTruthFiles);
string filePath = "";
if (chkPerformanceEvaluator.Checked)
{
filePath = lblSlidingWindows.Text;
}
else
{
filePath = Util.SlidingWindowPath(cmbCaseStudy.SelectedIndex);
}
_slidingWindows.LoadSlidingWindow(filePath);
string[] windows = _slidingWindows.ListOfWindows.Select(x => x.TimeSlotID).ToArray <string>();
cmbWin.Clear();
cmbWin.Add(new KeyValuePair <string, string>("None", "Select a Sliding Window"));
foreach (string winTime in windows)
{
cmbWin.Add(new KeyValuePair <string, string>(winTime, Util.ConvertToFormatedDate(winTime)));
}
//cmbSelectWindow.DataSource = null;
//cmbSelectWindow.Items.Clear();
cmbSelectWindow.DataSource = cmbWin;
cmbSelectWindow.DisplayMember = "Value";
cmbSelectWindow.ValueMember = "Key";
cmbSelectWindow.SelectedIndex = 0;
if (chkPerformanceEvaluator.Checked)
{
filePath = lblSlidingWindowFeatures.Text;
}
else
{
filePath = Util.WindowsFeaturesPath(cmbCaseStudy.SelectedIndex);
}
_listDHGs.LoadDHGsFeatures(filePath, _slidingWindows, _config, out _listChartSeries);
if (chkPerformanceEvaluator.Checked)
{
filePath = lblDegreeCentrality.Text;
}
else
{
filePath = Util.RawDataPath(cmbCaseStudy.SelectedIndex);
}
LoadDegreeCentralityFile(filePath);
//_allFilesLoaded = true;
}
chart1.Series.Clear();
DrawChart(_listChartSeries);
pnlChartOptions.Visible = true;
//myToolTip.SetToolTip(picBoxDC, Util.RawDataPath(cmbCaseStudy.SelectedIndex));
//myToolTip.SetToolTip(picBoxGT, Util.GroundTruthPath(cmbCaseStudy.SelectedIndex));
//myToolTip.SetToolTip(picBoxSW, Util.SlidingWindowPath(cmbCaseStudy.SelectedIndex));
//myToolTip.SetToolTip(picBoxWF, Util.WindowsFeaturesPath(cmbCaseStudy.SelectedIndex));
Results rslt = new Results(txtResultFileName.Text.Trim());
//rTxtResults.Text = rslt.GenerateResults(_listDHGs, _gTruth, _slidingWindows, _config).ToString();
rslt.GenerateResults(_listDHGs, _gTruth, _slidingWindows, _config).ToString();
selectWindowReady = true;
rTxtResults.Text = tempTweetText;
//myRtb.SelectionStart = s_start;
//myRtb.SelectionLength = 0;
//myRtb.SelectionColor = color;
rTxtResults.Select(0, 1428);
//rTxtResults.SelectionStart = 0;
//rTxtResults.SelectionLength = 1440;
rTxtResults.SelectionBackColor = Color.FromArgb(255, 192, 128);
rTxtResults.Select(1428, 1500);
//rTxtResults.SelectionStart = 0;
//rTxtResults.SelectionLength = 1440;
rTxtResults.SelectionBackColor = Color.FromArgb(255, 224, 192);
////myRtb.SelectionStart = s_start;
////myRtb.SelectionLength = 0;
////myRtb.SelectionColor = color;
//rTxtResults.Select(0, 1440);
////rTxtResults.SelectionStart = 0;
////rTxtResults.SelectionLength = 1440;
//rTxtResults.SelectionBackColor = Color.FromArgb(255, 128, 0);
//rTxtResults.Select(1442,500);
////rTxtResults.SelectionStart = 0;
////rTxtResults.SelectionLength = 1440;
//rTxtResults.SelectionBackColor = Color.FromArgb(255, 192, 128);
MessageBox.Show("Results are successfully generated..");
}
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
int dummy = 0;
}
public StringBuilder DetectEventCandidates(ListDHGs lstDHG, GroundTruth groundTruth, SlidingWindows slidingWindow, Config _config)
{
double[] currentWinThreshold = new double[] {
0, // Threshold against Growth factor
0, // Threshold against Trend Probability
0, // Threshold against Aggregated Centrality
0 // Threshold against Fused features as Heartbeat
};
//double currentWinThreshold = 0;
StringBuilder strBuilder = new StringBuilder();
foreach (SingleWindow win in slidingWindow.ListOfWindows)
{
// cross check if following LINQ line creates a shallow copy, because I need a SHALLOW COPY
// and same reference will be passed on to multiple functions.
//ListDHGs candidateWindowDHGs = (ListDHGs)lstDHG.DHGs.Where(x => x.TimeSlotID.Equals(win.TimeSlotID));
ListDHGs candidateWindowDHGs = lstDHG.Select(win.TimeSlotID);
//candidateWindowDHGs.DHGs[0].IsEventCandidate = true;
string str = "";
str += win.TimeSlotID + ",";
//if ( isGrowthFactor)
// currentWinThreshold = win.threshold = CalculateWindowThreshold(candidateWindowDHGs.DHGs.Select(x => (double)x.GrowthFactor).ToArray<double>(), parameterOmega);
//else
//currentWinThreshold = win.threshold = CalculateWindowThreshold(candidateWindowDHGs.DHGs.Select(x => x.HeartbeatScore).ToArray<double>(), _config.AdjustmentParameter);
if (_config.CandidateSelectionCriteria == CandidateSelection.HEARTBEAT)
{
currentWinThreshold[3] = win.threshold = CalculateWindowThreshold(candidateWindowDHGs.DHGs.Select(x => x.HeartbeatScore).ToArray <double>(), _config.AdjustmentParameter);
}
else if (_config.CandidateSelectionCriteria == CandidateSelection.FEATURES_BASED_UNION)
{
if (_config.IsGF)
{
currentWinThreshold[0] = win.threshold = CalculateWindowThreshold(candidateWindowDHGs.DHGs.Select(x => x.GrowthFactor).ToArray <double>(), _config.AdjustmentParameter);
}
if (_config.IsTP)
{
currentWinThreshold[1] = win.threshold = CalculateWindowThreshold(candidateWindowDHGs.DHGs.Select(x => (x.PosTrendProbability - x.NegTrendProbability)).ToArray <double>(), _config.AdjustmentParameter);
}
if (_config.IsDC)
{
currentWinThreshold[2] = win.threshold = CalculateWindowThreshold(candidateWindowDHGs.DHGs.Select(x => x.AggregatedCentrality).ToArray <double>(), _config.AdjustmentParameter);
}
}
//////////////////////////////////////////////////////////////////////////////////
////////////// CANDIDATE EVENT DETECTION USING ADOPTIVE THRESHOLD /////////////////
//////////////////////////////////////////////////////////////////////////////////
// Total Candidates Count = 0=>GF, 1=>TP, 2=>AC, 3=>HB, 4=>Union
double[] totalCandidates = MarkEventCandidates(candidateWindowDHGs, currentWinThreshold, _config);
CandidateTopics candTopic = new CandidateTopics();
/////////////////////////////////////////////////////////////////////
//////////////////// MERGING CANDIDATE DHGs /////////////////////////
/////////////////////////////////////////////////////////////////////
foreach (DHGFeatures dhg in candidateWindowDHGs)
{
if (dhg.IsEventCandidate)
{
str += dhg.DHG_No + ",";
foreach (Term term in dhg.BoW)
{
int index;
if ((index = candTopic.Contains(term.Word)) >= 0)
{
//if ((float)candTopic.CandidateKeywords[term.Word] < term.Ranking)
// candTopic.CandidateKeywords[term.Word] = term.Ranking;
if (candTopic.CandidateKeywords[index].Ranking < term.Ranking)
{
candTopic.CandidateKeywords[index] = term;
}
}
else
{
candTopic.CandidateKeywords.Add(new Term(term));
}
}
}
} // end of all the DHGs in candidate window
candTopic.SortRankingWise();
win.CandidateTopics = candTopic;
Util.WriteCadidateTopics(candTopic, win.TimeSlotID);
//candTopic.RemoveBoWBelow(topK);
///////////////////////////////////////////////////////////////
///// MATCHING RESULTS WITH GROUND TRUTH AND EVALUATING ///////
///////////////////////////////////////////////////////////////
FullDatasetRawResults.Add(
new KeyValuePair <string, Evaluation>(
win.TimeSlotID,
MatchResultWithGroundTruth(
(ActualTopics)groundTruth
.TimeSlot[win.TimeSlotID],
candTopic,
_config.TopK
)
)
);
str += ",,THRESHOLD (GF:" + Math.Round(currentWinThreshold[0], 2).ToString() +
" | TP:" + Math.Round(currentWinThreshold[1], 2).ToString() +
" | AC:" + Math.Round(currentWinThreshold[2], 2).ToString() +
" | HB:" + Math.Round(currentWinThreshold[3], 2).ToString() +
" AND CANDIDATE COUNT (GF:" + totalCandidates[0].ToString() +
" | TP:" + totalCandidates[1].ToString() +
" | AC:" + totalCandidates[2].ToString() +
" | HB:" + totalCandidates[3].ToString() +
" | Union:" + totalCandidates[4].ToString() + ")\n";
strBuilder.Append(str);
}
MicroAveragingResults(_config.TopK);
Util.WriteFinalResults(FinalResult, _fileName, _config, strBuilder);
return(strBuilder);
}
public StringBuilder GenerateResults(ListDHGs lstDHG, GroundTruth groundTruth, SlidingWindows slidingWindow, Config _config)
{
FinalResult = new Evaluation(_config.TopK);
return(DetectEventCandidates(lstDHG, groundTruth, slidingWindow, _config));
}
private double[] MarkEventCandidates(ListDHGs lstDHGs, double[] threshold, Config _config)
{
//Vary bad logic, shame on me :(
// Just focusing on getting work done, therfore doesn't care for the performance at this point
// I could have used preprocessor directives for conditional inclusion of the code
bool isEventCandidate;
// GF, TP, AC, HB, Total
double[] totalCandidates = new double[] { 0, 0, 0, 0, 0 };
foreach (DHGFeatures current in lstDHGs)
{
isEventCandidate = false;
if (!(_config.CandidateSelectionCriteria == CandidateSelection.SELECT_ALL))
{
if (_config.CandidateSelectionCriteria == CandidateSelection.FEATURES_BASED_UNION)
{
if (_config.IsGF && current.GrowthFactor > threshold[0])
{
isEventCandidate = true;
totalCandidates[0] += 1;
}
if (_config.IsTP && current.TrendProbability > threshold[1])
{
isEventCandidate = true;
totalCandidates[1] += 1;
}
if (_config.IsDC && current.AggregatedCentrality > threshold[2])
{
isEventCandidate = true;
totalCandidates[2] += 1;
}
}
else
{
if (current.HeartbeatScore >= threshold[3])
{
isEventCandidate = true;
totalCandidates[3] += 1;
}
}
}
else
{
// this block will be reached only if IsSelectAll option is checked.
isEventCandidate = true;
}
if (isEventCandidate)
{
current.IsEventCandidate = true;
current.SortRankingWise(_config.IsDTFRanking, _config.IsDCRanking);
current.RemoveBoWBelow(_config.TopK);
totalCandidates[4] += 1;
}
}
return(totalCandidates);
}
