/// <summary>
/// Caculate P(word|tag)
/// </summary>
/// <param name="word"></param>
public double GetProbabilityWordGivenTag(Word word)
{
if (AssociatedWordDict.ContainsKey(word))
{
return (double) AssociatedWordDict[word]/TagCount;
}
return 0;
}
public void AddWord(Word word)
{
if (AssociatedWordDict.ContainsKey(word))
{
//add 1 count
AssociatedWordDict[word]++;
}
else
{
//and new tag into dictionary
AssociatedWordDict.Add(word, 1);
}
TagCount++;
}
/// <summary>
/// Caculate P(word|tag)
/// </summary>
/// <param name="word"></param>
/// <param name="tag"></param>
private double GetProbabilityTagGivenWord(Word word, Tag tag)
{
return (word.GetProbabilityTagGivenWord(tag));
}
/// <summary>
/// Caculate P(word|tag)
/// </summary>
/// <param name="word"></param>
/// <param name="tag"></param>
private double GetProbabilityWordGivenTag(Word word, Tag tag)
{
return (tag.GetProbabilityWordGivenTag(word));
}
public Word AddWord(string word)
{
if (WordDict.ContainsKey(word))
{
return WordDict[word];
}
var newWord = new Word { Value = word };
WordDict.Add(word, newWord);
return newWord;
}