public void testIsTerminal()
{
Assert.IsTrue(ProbUnrestrictedGrammar.isTerminal("x"));
Assert.IsTrue(ProbUnrestrictedGrammar.isTerminal("xxxxx"));
Assert.IsFalse(ProbUnrestrictedGrammar.isTerminal("X"));
Assert.IsFalse(ProbUnrestrictedGrammar.isTerminal("XXXXXX"));
}
public void testIsVariable()
{
Assert.IsTrue(ProbUnrestrictedGrammar.isVariable("S"));
Assert.IsTrue(ProbUnrestrictedGrammar.isVariable("SSSSS"));
Assert.IsFalse(ProbUnrestrictedGrammar.isVariable("s"));
Assert.IsFalse(ProbUnrestrictedGrammar.isVariable("tttt"));
}
/**
* Print out the probability table produced by the CYK Algorithm
* @param probTable
* @param words
* @param g
*/
public void printProbTable(float[,,] probTable, ICollection <string> words, ProbUnrestrictedGrammar g)
{
int N = words.Size();
int M = g.vars.Size(); // num non-terminals in grammar
for (int i = 0; i < M; ++i)
{
System.Console.WriteLine("Table For : " + g.vars.Get(i) + "(" + i + ")");
for (int j = 0; j < N; j++)
{
System.Console.Write(j + "| ");
for (int k = 0; k < N; k++)
{
System.Console.Write(probTable[i, j, k] + " | ");
}
System.Console.WriteLine();
}
System.Console.WriteLine();
}
}
/**
* The probability table get's us halfway there, but this method can provide the
* derivation chain that most probably derives the words provided to the parser.
* @param probTable
* @param g
* @return
*/
public ICollection <string> getMostProbableDerivation(float[,,] probTable, ProbUnrestrictedGrammar g)
{
// TODO
return(null);
}
public void setup()
{
g = new ProbUnrestrictedGrammar(); // reset grammar before each test
}
public void setup()
{
g = new ProbUnrestrictedGrammar();
cfG = ProbContextFreeExamples.buildWumpusGrammar();
}