private static Sequences GetSequences(List <string> list)
{
Sequences sequences = new Sequences();
while (list.Count() > 0)
{
var take = list.TakeWhile(x => x == list.FirstOrDefault());
var sequence = new Sequence {
Text = take.FirstOrDefault(), OccuranceCount = take.Count()
};
sequences.Groups.Add(sequence);
list.RemoveRange(0, take.Count());
}
return(sequences);
}
public static string FindSequences(this string data, int floor, int ceiling, int limit = 100)
{
var list = GetNGram(data, floor, ceiling);
list.Sort();
Sequences seq = GetSequences(list);
seq.Groups.Sort((s, y) => y.OccuranceCount.CompareTo(s.OccuranceCount));
seq.Groups = seq.Groups.Take(limit).ToList();
var json = JsonConvert.SerializeObject(seq, Formatting.Indented);
return(json);
}