public void generateSplit(int testPercent, String filename) {
// Run the precycle to load the case base
LogFactory.getLog(this.getClass()).info("Running precycle()");
CBRCaseBase caseBase = null;
try {
caseBase = app.preCycle();
} catch (ExecutionException e) {
org.apache.commons.logging.LogFactory.getLog(this.getClass()).error(e);
}
if (!(caseBase instanceof jcolibri.casebase.CachedLinealCaseBase))
LogFactory.getLog(this.getClass())
.warn("Evaluation should be executed using a cached case base");
ArrayList originalCases = new ArrayList(caseBase.getCases());
ArrayList querySet = new ArrayList();
ArrayList caseBaseSet = new ArrayList();
// Split the case base
splitCaseBase(originalCases, querySet, caseBaseSet, testPercent);
save(querySet, filename);
}
public void HoldOutfromFile(String file) {
try {
// Obtain the time
long t = (new Date()).getTime();
int numberOfCycles = 0;
// Run the precycle to load the case base
LogFactory.getLog(this.getClass()).info("Running precycle()");
CBRCaseBase caseBase = app.preCycle();
if (!(caseBase instanceof jcolibri.casebase.CachedLinealCaseBase))
LogFactory.getLog(this.getClass())
.warn("Evaluation should be executed using a cached case base");
ArrayList originalCases = new ArrayList(caseBase.getCases());
ArrayList querySet = new ArrayList();
ArrayList caseBaseSet = new ArrayList();
// Split the case base
splitCaseBaseFromFile(originalCases, querySet, caseBaseSet, file);
int totalSteps = querySet.size();
jcolibri.util.ProgressController.init(
getClass(), "Same Split - Hold Out Evaluation", totalSteps);
// Clear the caseBase
caseBase.forgetCases(originalCases);
// Set the cases that acts as case base in this repetition
caseBase.learnCases(caseBaseSet);
// Run cycle for each case in querySet
for (Object o : querySet) {
CBRCase c = (CBRCase) o;
// Run the cycle
LogFactory.getLog(this.getClass()).info("Running cycle() " + numberOfCycles);
app.cycle(c);
jcolibri.util.ProgressController.step(getClass());
numberOfCycles++;
}
jcolibri.util.ProgressController.finish(getClass());
// Revert case base to original state
caseBase.forgetCases(originalCases);
caseBase.learnCases(originalCases);
// Run the poscycle to finish the application
LogFactory.getLog(this.getClass()).info("Running postcycle()");
app.postCycle();
t = (new Date()).getTime() - t;
// Obtain and complete the evaluation result
report.setTotalTime(t);
report.setNumberOfCycles(numberOfCycles);
} catch (Exception e) {
LogFactory.getLog(this.getClass()).error(e);
}
}
