/**
* The purpose of this method is to parse the information that is listed in the learners
* configuration file.
*
* @throws Exception
*/
public static void ParseLearners() throws Exception {
for (String line : FileUtilities.ReadLinesFromFile(LEARNER_TEMPLATES_FILE)) {
if (line.startsWith("#") || line.trim().length() == 0) // Ignore comment characters
continue;
ArrayList<String> lineItems = ListUtilities.CreateStringList(line.split(";"));
String description = lineItems.get(0);
String learnerClassName = lineItems.get(1);
String commandTemplate = (lineItems.size() > 2) ? lineItems.get(2) : "";
LearnerConfigMap.put(
description, new LearnerConfig(description, learnerClassName, commandTemplate));
}
}
/**
* The purpose of this method is to parse the algorithms that have been defined in the algorithm
* configuration files.
*
* @throws Exception
*/
public static void ParseAlgorithms() throws Exception {
for (String line : FileUtilities.ReadLinesFromFile(CLASSIFICATION_ALGORITHMS_FILE)) {
if (line.startsWith("#") || line.trim().length() == 0) // Ignore comment characters
continue;
ArrayList<String> lineItems = ListUtilities.CreateStringList(line.split(";"));
String key = lineItems.remove(0);
String learnerKey = lineItems.remove(0);
CheckLearnerKey(key, learnerKey);
ClassificationAlgorithms.put(key, new ClassificationAlgorithm(key, learnerKey, lineItems));
}
for (String line : FileUtilities.ReadLinesFromFile(FEATURE_SELECTION_ALGORITHMS_FILE)) {
if (line.startsWith("#") || line.trim().length() == 0) // Ignore comment characters
continue;
ArrayList<String> lineItems = ListUtilities.CreateStringList(line.split(";"));
String key = lineItems.remove(0);
String learnerKey = lineItems.remove(0);
ArrayList<String> parameters = lineItems;
CheckLearnerKey(key, learnerKey);
FeatureSelectionAlgorithms.put(
key, new FeatureSelectionAlgorithm(key, learnerKey, parameters));
}
// The following algorithms are made available to any experiment and aren't specified in the
// config file
FeatureSelectionAlgorithms.put(
"None", new FeatureSelectionAlgorithm("None", "", new ArrayList<String>()));
FeatureSelectionAlgorithms.put(
"PriorKnowledge",
new FeatureSelectionAlgorithm("PriorKnowledge", "", new ArrayList<String>()));
}