public virtual void UpwardDownward()
{
NUnit.Framework.Assert.AreEqual(true, multiplicative.IsUpwards());
NUnit.Framework.Assert.AreEqual(true, additive.IsUpwards());
NUnit.Framework.Assert.AreEqual(false, antimultiplicative.IsUpwards());
NUnit.Framework.Assert.AreEqual(false, multiplicativeAntiMultiplicative.IsUpwards());
NUnit.Framework.Assert.AreEqual(false, additiveAntiMultiplicative.IsUpwards());
NUnit.Framework.Assert.AreEqual(false, multiplicative.IsDownwards());
NUnit.Framework.Assert.AreEqual(false, additive.IsDownwards());
NUnit.Framework.Assert.AreEqual(true, antimultiplicative.IsDownwards());
NUnit.Framework.Assert.AreEqual(true, multiplicativeAntiMultiplicative.IsDownwards());
NUnit.Framework.Assert.AreEqual(true, additiveAntiMultiplicative.IsDownwards());
}
/// <summary>Annotate every token for its polarity, based on the operators found.</summary>
/// <remarks>
/// Annotate every token for its polarity, based on the operators found. This function will set the
/// <see cref="PolarityAnnotation"/>
/// for every token.
/// </remarks>
/// <param name="sentence">
/// As in
/// <see cref="DoOneSentence(Edu.Stanford.Nlp.Pipeline.Annotation, Edu.Stanford.Nlp.Util.ICoreMap)"/>
/// </param>
private static void AnnotatePolarity(ICoreMap sentence)
{
// Collect all the operators in this sentence
IList <OperatorSpec> operators = new List <OperatorSpec>();
IList <CoreLabel> tokens = sentence.Get(typeof(CoreAnnotations.TokensAnnotation));
foreach (CoreLabel token in tokens)
{
OperatorSpec specOrNull = token.Get(typeof(NaturalLogicAnnotations.OperatorAnnotation));
if (specOrNull != null)
{
operators.Add(specOrNull);
}
}
// Make sure every node of the dependency tree has a polarity.
// This is separate from the code below in case the tokens in the dependency
// tree don't correspond to the tokens in the sentence. This happens at least
// when the constituency parser craps out on a long sentence, and the
// dependency tree is put together haphazardly.
if (sentence.ContainsKey(typeof(SemanticGraphCoreAnnotations.BasicDependenciesAnnotation)))
{
foreach (IndexedWord token_1 in sentence.Get(typeof(SemanticGraphCoreAnnotations.BasicDependenciesAnnotation)).VertexSet())
{
token_1.Set(typeof(NaturalLogicAnnotations.PolarityAnnotation), Polarity.Default);
}
}
if (sentence.ContainsKey(typeof(SemanticGraphCoreAnnotations.EnhancedDependenciesAnnotation)))
{
foreach (IndexedWord token_1 in sentence.Get(typeof(SemanticGraphCoreAnnotations.EnhancedDependenciesAnnotation)).VertexSet())
{
token_1.Set(typeof(NaturalLogicAnnotations.PolarityAnnotation), Polarity.Default);
}
}
if (sentence.ContainsKey(typeof(SemanticGraphCoreAnnotations.EnhancedPlusPlusDependenciesAnnotation)))
{
foreach (IndexedWord token_1 in sentence.Get(typeof(SemanticGraphCoreAnnotations.EnhancedPlusPlusDependenciesAnnotation)).VertexSet())
{
token_1.Set(typeof(NaturalLogicAnnotations.PolarityAnnotation), Polarity.Default);
}
}
// Set polarity for each token
for (int i = 0; i < tokens.Count; ++i)
{
CoreLabel token_1 = tokens[i];
// Get operators in scope
IList <Triple <int, Monotonicity, MonotonicityType> > inScope = new List <Triple <int, Monotonicity, MonotonicityType> >(4);
foreach (OperatorSpec @operator in operators)
{
if (i >= @operator.subjectBegin && i < @operator.subjectEnd)
{
inScope.Add(Triple.MakeTriple(@operator.subjectEnd - @operator.subjectBegin, @operator.instance.subjMono, @operator.instance.subjType));
}
else
{
if (i >= @operator.objectBegin && i < @operator.objectEnd)
{
inScope.Add(Triple.MakeTriple(@operator.objectEnd - @operator.objectBegin, @operator.instance.objMono, @operator.instance.objType));
}
}
}
// Sort the operators by their scope (approximated by the size of their argument span)
inScope.Sort(null);
// Create polarity
IList <Pair <Monotonicity, MonotonicityType> > info = new List <Pair <Monotonicity, MonotonicityType> >(inScope.Count);
foreach (Triple <int, Monotonicity, MonotonicityType> term in inScope)
{
info.Add(Pair.MakePair(term.second, term.third));
}
Polarity polarity = new Polarity(info);
// Set polarity
token_1.Set(typeof(NaturalLogicAnnotations.PolarityAnnotation), polarity);
}
// Set the PolarityDirectionAnnotation
foreach (CoreLabel token_2 in tokens)
{
Polarity polarity = token_2.Get(typeof(NaturalLogicAnnotations.PolarityAnnotation));
if (polarity != null)
{
if (polarity.IsUpwards())
{
token_2.Set(typeof(NaturalLogicAnnotations.PolarityDirectionAnnotation), "up");
}
else
{
if (polarity.IsDownwards())
{
token_2.Set(typeof(NaturalLogicAnnotations.PolarityDirectionAnnotation), "down");
}
else
{
token_2.Set(typeof(NaturalLogicAnnotations.PolarityDirectionAnnotation), "flat");
}
}
}
}
}