public virtual void Learn(Example correct, Example incorrect, IDictionary <int, CompressedFeatureVector> mentionFeatures, Compressor <string> compressor, MaxMarginMentionRanker.ErrorType errorType)
{
ICounter <string> cFeatures = meta.GetFeatures(correct, mentionFeatures, compressor);
ICounter <string> iFeatures = meta.GetFeatures(incorrect, mentionFeatures, compressor);
foreach (KeyValuePair <string, double> e in cFeatures.EntrySet())
{
iFeatures.DecrementCount(e.Key, e.Value);
}
if (multiplicativeCost)
{
classifier.Learn(iFeatures, 1.0, costs[errorType.id], loss);
}
else
{
classifier.Learn(iFeatures, 1.0, 1.0, losses[errorType.id]);
}
}
public virtual void TestIncrement()
{
c.Clear();
NUnit.Framework.Assert.AreEqual(0., c.GetCount("r"));
NUnit.Framework.Assert.AreEqual(1., c.IncrementCount("r"));
NUnit.Framework.Assert.AreEqual(1., c.GetCount("r"));
c.SetCount("p", 0);
c.SetCount("q", 2);
NUnit.Framework.Assert.AreEqual(true, c.ContainsKey("q"));
NUnit.Framework.Assert.AreEqual(false, c.ContainsKey("!!!"));
NUnit.Framework.Assert.AreEqual(0., c.GetCount("p"));
NUnit.Framework.Assert.AreEqual(1., c.IncrementCount("p"));
NUnit.Framework.Assert.AreEqual(1., c.GetCount("p"));
NUnit.Framework.Assert.AreEqual(4., c.TotalCount());
c.DecrementCount("s", 5.0);
NUnit.Framework.Assert.AreEqual(-5.0, c.GetCount("s"));
c.Remove("s");
NUnit.Framework.Assert.AreEqual(4.0, c.TotalCount());
}
public virtual void TestFactory()
{
IFactory <ICounter <string> > fcs = c.GetFactory();
ICounter <string> c2 = fcs.Create();
c2.IncrementCount("fr");
c2.IncrementCount("de");
c2.IncrementCount("es", -3);
ICounter <string> c3 = fcs.Create();
c3.DecrementCount("es");
ICounter <string> c4 = fcs.Create();
c4.IncrementCount("fr");
c4.SetCount("es", -3);
c4.SetCount("de", 1.0);
NUnit.Framework.Assert.AreEqual("Testing factory and counter equality", c2, c4);
NUnit.Framework.Assert.AreEqual("Testing factory", c2.TotalCount(), -1.0);
c3.AddAll(c2);
NUnit.Framework.Assert.AreEqual(c3.KeySet().Count, 3);
NUnit.Framework.Assert.AreEqual(c3.Size(), 3);
NUnit.Framework.Assert.AreEqual("Testing addAll", -2.0, c3.TotalCount());
}
