def _makeFactor(self, node, observed, log):
nodes = np.array([node] + self.network.parents[node])
probs = self.network.probabilities[node].values
nodes_in_observed = nodes[np.in1d(nodes, observed.keys())]
if nodes_in_observed.size > 0:
if nodes.size > nodes_in_observed.size:
factor = Factor(nodes, probs, self.network)
log.write("\nReduce\n")
log.write(str(factor))
log.write("Evidence: " + str(observed) + "\n\n")
return factor.reduce(nodes_in_observed, observed)
else:
return Factor()
else:
return Factor(nodes, probs, self.network)
