public virtual ConcatVector ToNamespaceVector(ConcatVectorNamespace @namespace, IDictionary <int, int> featureMap)
{
ConcatVector newVector = @namespace.NewVector();
foreach (int i in featureMap.Keys)
{
string feature = "feat" + i;
string sparse = "index" + featureMap[i];
@namespace.SetSparseFeature(newVector, feature, sparse, 1.0);
}
return(newVector);
}
public virtual void TestResizeOnSetComponent(IDictionary <int, int> featureMap1, IDictionary <int, int> featureMap2)
{
ConcatVectorNamespace @namespace = new ConcatVectorNamespace();
ConcatVector namespace1 = ToNamespaceVector(@namespace, (IDictionary <int, int>)featureMap1);
ConcatVector namespace2 = ToNamespaceVector(@namespace, (IDictionary <int, int>)featureMap2);
ConcatVector regular1 = ToVector((IDictionary <int, int>)featureMap1);
ConcatVector regular2 = ToVector((IDictionary <int, int>)featureMap2);
NUnit.Framework.Assert.AreEqual(namespace1.DotProduct(namespace2), 1.0e-5, regular1.DotProduct(regular2));
ConcatVector namespaceSum = namespace1.DeepClone();
namespaceSum.AddVectorInPlace(namespace2, 1.0);
ConcatVector regularSum = regular1.DeepClone();
regularSum.AddVectorInPlace(regular2, 1.0);
NUnit.Framework.Assert.AreEqual(namespace1.DotProduct(namespaceSum), 1.0e-5, regular1.DotProduct(regularSum));
NUnit.Framework.Assert.AreEqual(namespaceSum.DotProduct(namespace2), 1.0e-5, regularSum.DotProduct(regular2));
}