private Evaluation MatchResultWithGroundTruth(ActualTopics actualTopics, CandidateTopics candTopics, int topK)
{
Evaluation eval = new Evaluation(topK);
int topicHitCount = 0;
int keywordHitCount = 0;
for (int top = 0; top < topK; top++)
{
actualTopics.Match(candTopics.CandidateKeywords[top].Word, ref topicHitCount, ref keywordHitCount);
eval.KeywordPercisionAtK[top] = keywordHitCount / (float)(top + 1); // top+1 because index starts from 0 in array
eval.KeywordRecallAtK[top] = keywordHitCount / (float)actualTopics.TotalKeywords;
eval.TopicPercisionAtK[top] = topicHitCount / (float)(top + 1);
eval.TopicRecallAtK[top] = topicHitCount / (float)actualTopics.TotalTopics;
if (eval.KeywordPercisionAtK[top] > 0 || eval.KeywordRecallAtK[top] > 0)
{
eval.KeywordF1AtK[top] = 2 * (eval.KeywordPercisionAtK[top] * eval.KeywordRecallAtK[top]) / (eval.KeywordPercisionAtK[top] + eval.KeywordRecallAtK[top]);
}
else
{
eval.KeywordF1AtK[top] = 0;
}
if (eval.TopicPercisionAtK[top] > 0 || eval.TopicRecallAtK[top] > 0)
{
eval.TopicF1AtK[top] = 2 * (eval.TopicPercisionAtK[top] * eval.TopicRecallAtK[top]) / (eval.TopicPercisionAtK[top] + eval.TopicRecallAtK[top]);
}
else
{
eval.TopicF1AtK[top] = 0;
}
}
return(eval);
}
public bool AddSlidingWindow(string filePath)
{
ActualTopics topics;
try
{
if (filePath.Length > 0)
{
string[] readLines = File.ReadAllText(filePath).Split(new char[] { '\n' });
topics = new ActualTopics();
topics.LoadMendatoryWords(readLines[0].Trim());
if (readLines.Length > 1)
{
topics.LoadOptionalWords(readLines[1].Trim());
}
else
{
topics.LoadOptionalWords("");
}
TimeSlot.Add(Path.GetFileName(filePath), topics);
}
return(true);
}
catch (Exception ex)
{
throw ex;
}
}
