/// <summary>
///
/// </summary>
/// <param name="parent"></param>
/// <param name="p_p1">probability of value=1 given parent.value=1</param>
/// <param name="p_p2">probability of value=1 given parent.value=0</param>
public DependenceNode(DependenceNode parent, double p_p0, double p_p1, String name)
{
children = new List <DependenceNode>();
this.parent = parent;
if (parent != null)
{
parent.addChild(this);
}
this.featureName = name;
this.p_p0 = p_p0;
this.p_p1 = p_p1;
}
public static DependenceNode generateRandomTree(int size, int maxNodeChildren = 3)
{
int nameIndex = 0;
DependenceNode firstNode = new DependenceNode(null, rndGen.NextDouble(), rndGen.NextDouble(), "n" + nameIndex);
List <DependenceNode> lowestLayer = new List <DependenceNode>();
List <DependenceNode> newLayer = new List <DependenceNode>();
lowestLayer.Add(firstNode);
size--;
nameIndex++;
while (size > 0)
{
foreach (DependenceNode lowestNode in lowestLayer)
{
int randomNodes = rndGen.Next(0, maxNodeChildren);
for (int i = 0; i < randomNodes && size > 0; i++)
{
newLayer.Add(new DependenceNode(lowestNode, rndGen.NextDouble(), rndGen.NextDouble(), "n" + nameIndex));
size--;
nameIndex++;
}
}
if (newLayer.Count > 0)
{
lowestLayer = newLayer;
newLayer = new List <DependenceNode>();
}
}
return(firstNode);
}
public void addChild(DependenceNode dn)
{
children.Add(dn);
}