// Sort and return the least common words (with `count` as max seed count). Also trim punctuation.
public static List <string> GetSeeds(this IBrainBackend brain, IList <string> words, int count)
{
// Make copy for sorting.
var copy = new string[words.Count];
words.CopyTo(copy, 0);
var wordCounts = brain.WordCount(copy).ToArray();
Array.Sort(wordCounts, copy);
var seeds = new List <string>(count);
for (int i = 0; i < copy.Length && seeds.Count < count; i++)
{
if (wordCounts[i] > 0)
{
string trimmed = copy[i].TrimPunctuation();
if (trimmed.Length >= 1)
{
seeds.Add(trimmed);
}
}
}
return(seeds);
}
public BrainFrontend(IBrainBackend brain)
{
if (brain == null)
{
throw new ArgumentNullException("brain");
}
this.brain = brain;
Filter = true;
Memory = 100;
TimeLimit = TimeSpan.FromSeconds(2);
}