/// <summary>
///
/// </summary>
/// <param name="key">The key to add to the matrix</param>
/// <param name="sentenceIndex">Sentence index where this key is located</param>
/// <returns>The frequency of the word</returns>
public int AddToMatrix(string key, int sentenceIndex)
{
if (string.IsNullOrEmpty(key.ToString()))
{
return(0);
}
string similarKey;
if (ContainsSimilarKey(key, out similarKey))
{
Matrix[similarKey].Frequency++;
if (!Matrix[similarKey].Locations.Contains(sentenceIndex))
{
Matrix[similarKey].Locations.Add(sentenceIndex);
}
return(Matrix[similarKey].Frequency);
}
else
{
Matrix[key] = new FrequencyLocation();
Matrix[key].Frequency = 1;
Matrix[key].Locations.Add(sentenceIndex);
return(1);
}
}
public int AddToMatrix(string prevWord, string word, int sentenceIndex)
{
// Check for valid prevWord
if (string.IsNullOrEmpty(prevWord))
{
return(0);
}
// If the word is already in the table increment the count
if (_Bigram.ContainsKey(prevWord))
{
if (_Bigram[prevWord].ContainsKey(word))
{
_Bigram[prevWord][word].Frequency++;
if (!_Bigram[prevWord][word].Locations.Contains(sentenceIndex))
{
_Bigram[prevWord][word].Locations.Add(sentenceIndex);
}
return(_Bigram[prevWord][word].Frequency);
}
else
{
_Bigram[prevWord][word] = new FrequencyLocation();
_Bigram[prevWord][word].Frequency = 1;
_Bigram[prevWord][word].Locations.Add(sentenceIndex);
return(1);
}
}
// otherwise, add it with count = 1
else
{
_Bigram[prevWord] = new Dictionary <string, FrequencyLocation>();
_Bigram[prevWord][word] = new FrequencyLocation();
_Bigram[prevWord][word].Frequency = 1;
_Bigram[prevWord][word].Locations.Add(sentenceIndex);
return(1);
}
}
