public string GetGroups(int seed, int iterations)
{
tfidf = new TFIDF(terms, documents);
var similarityMatrix = tfidf.GetDocumentTerm();
kMeans = new KMeans(similarityMatrix);
var groups = kMeans.GetGroups(seed, iterations);
var result = "";
for (int i = 0; i < seed; i++)
{
result += "GROUP #" + (i + 1).ToString() + "\n";
foreach (var document in groups[i])
{
result += documents[document].Item1 + "\n";
}
result += "\n\n";
}
return(result);
}
public string GetDocumentsSimilarity()
{
tfidf = new TFIDF(terms, documents, query);
var similarity = tfidf.GetDocumentQuery();
var rank = new List <Tuple <string, double> >();
for (int i = 0; i < documents.Count; i++)
{
rank.Add(new Tuple <string, double>(documents[i].Item1, similarity[i]));
}
rank = rank.OrderByDescending(doc => doc.Item2).ToList();
var result = "";
foreach (var record in rank)
{
result += record.Item2 + "\n" + record.Item1 + "\n\n";
}
return(result);
}