public static IndependenceFactsModel loadFacts(Reader reader) throws IOException {
IndependenceFactsModel facts = new IndependenceFactsModel();
Set<String> names = new HashSet<String>();
Map<String, Node> nodes = new HashMap<String, Node>();
BufferedReader in = new BufferedReader(reader);
String line;
while ((line = in.readLine()) != null) {
String[] tokens = line.split("[ ,;_|]+");
if (tokens.length == 0) continue;
if (tokens.length < 2)
throw new IllegalArgumentException(
"Must specify at least two variables--e.g. X1 X2, for X1 _||_ X2.");
for (String token : tokens) {
names.add(token);
if (!nodes.containsKey(token)) {
nodes.put(token, new GraphNode(token));
}
}
List<Node> z = new ArrayList<Node>();
for (int i = 2; i < tokens.length; i++) {
z.add(nodes.get(tokens[i]));
}
facts.add(new IndependenceFact(nodes.get(tokens[0]), nodes.get(tokens[1]), z));
}
return facts;
}
/**
* Constructs a wrapper for the given DataWrapper. The DatWrapper must contain a DataSet that is
* either a DataSet or a DataSet or a DataList containing either a DataSet or a DataSet as its
* selected model.
*
* @param knowledgeBoxModel
*/
public AbstractAlgorithmRunner(
DataWrapper dataWrapper,
Parameters params,
KnowledgeBoxModel knowledgeBoxModel,
IndependenceFactsModel facts) {
if (dataWrapper == null) {
throw new NullPointerException();
}
if (params == null) {
throw new NullPointerException();
}
this.params = params;
this.sourceGraph = dataWrapper.getSourceGraph();
DataModel dataSource = getSelectedDataModel(dataWrapper);
this.dataWrapper = dataWrapper;
// temporary workaround to get the knowledge box to coexist with the dataWrapper's knowledge
if (knowledgeBoxModel == null) {
getParams().set("knowledge", dataWrapper.getKnowledge());
} else {
getParams().set("knowledge", knowledgeBoxModel.getKnowledge());
}
getParams().set("independenceFacts", facts.getFacts());
List names = dataSource.getVariableNames();
transferVarNamesToParams(names);
}
public AbstractAlgorithmRunner(
IndependenceFactsModel model, Parameters params, KnowledgeBoxModel knowledgeBoxModel) {
if (model == null) {
throw new NullPointerException();
}
if (params == null) {
throw new NullPointerException();
}
this.params = params;
DataModel dataSource = model.getFacts();
if (knowledgeBoxModel != null) {
getParams().set("knowledge", knowledgeBoxModel.getKnowledge());
}
List names = dataSource.getVariableNames();
transferVarNamesToParams(names);
this.dataModel = dataSource;
}
