/**
* /// Returns the node corresponding to the given word token.
*
* /// @param token the token which we want a node of
* /// @return the node of the given token
*/
private Node getNode(Token token)
{
if (token.getWord().isSentenceEndWord())
{
return(terminalNode);
}
Node node = nodes[getNodeID(token)];
if (node == null)
{
IWordSearchState wordState =
(IWordSearchState)token.getSearchState();
int startFrame = -1;
int endFrame = -1;
if (wordState.isWordStart())
{
startFrame = token.getFrameNumber();
}
else
{
endFrame = token.getFrameNumber();
}
node = new Node(getNodeID(token), token.getWord(),
startFrame, endFrame);
addNode(node);
}
return(node);
}
/// <summary>
/// Returns the word of this Token, the search state is a WordSearchState. If the search state is not a
/// WordSearchState, return null.
/// </summary>
/// <returns>the word of this Token, or null if this is not a word token</returns>
public IWord getWord()
{
if (isWord())
{
IWordSearchState wordState = (IWordSearchState)searchState;
return(wordState.getPronunciation().getWord());
}
else
{
return(null);
}
}
/// <summary>
/// Returns the string of words leading up to this token.
/// </summary>
/// <param name="wantFiller">if true, filler words are added</param>
/// <param name="wantPronunciations">if true append [ phoneme phoneme ... ] after each word</param>
/// <returns></returns>
public String getWordPath(Boolean wantFiller, Boolean wantPronunciations)
{
StringBuilder sb = new StringBuilder();
Token token = this;
while (token != null)
{
if (token.isWord())
{
IWordSearchState wordState = (IWordSearchState)token.getSearchState();
IPronunciation pron = wordState.getPronunciation();
IWord word = wordState.getPronunciation().getWord();
//Console.Out.WriteLine(token.getFrameNumber() + " " + word + " " + token.logLanguageScore + " " + token.logAcousticScore);
if (wantFiller || !word.isFiller())
{
if (wantPronunciations)
{
sb.Insert(0, ']');
IUnit[] u = pron.getUnits();
for (int i = u.Length - 1; i >= 0; i--)
{
if (i < u.Length - 1)
{
sb.Insert(0, ',');
}
sb.Insert(0, u[i].getName());
}
sb.Insert(0, '[');
}
sb.Insert(0, word.getSpelling());
sb.Insert(0, ' ');
}
}
token = token.getPredecessor();
}
return(sb.ToString().Trim());
}
/// <summary>
/// Returns the string of words and units for this token, with embedded silences.
/// </summary>
/// <returns>the string of words and units</returns>public IWord getWord()
public String getWordUnitPath()
{
StringBuilder sb = new StringBuilder();
Token token = this;
while (token != null)
{
ISearchState searchState = token.getSearchState();
if (searchState is IWordSearchState)
{
IWordSearchState wordState = (IWordSearchState)searchState;
IWord word = wordState.getPronunciation().getWord();
sb.Insert(0, ' ' + word.getSpelling());
}
else if (searchState is IUnitSearchState)
{
IUnitSearchState unitState = (IUnitSearchState)searchState;
IUnit unit = unitState.getUnit();
sb.Insert(0, ' ' + unit.getName());
}
token = token.getPredecessor();
}
return(sb.ToString().Trim());
}
