How to use

areaUnderCurve

method

in

de.lmu.ifi.dbs.elki.math.geometry.XYCurve

private ROCResult computeROCResult(int size, SetDBIDs positiveids, OutlierResult or) {
 XYCurve roccurve = ROCEvaluation.materializeROC(new DBIDsTest(positiveids), new OutlierScoreAdapter(or));
 double rocauc = XYCurve.areaUnderCurve(roccurve);
 return new ROCResult(roccurve, rocauc);
}

private ROCResult computeROCResult(int size, SetDBIDs positiveids, OutlierResult or) {
 XYCurve roccurve = ROCEvaluation.materializeROC(new DBIDsTest(positiveids), new OutlierScoreAdapter(or));
 double rocauc = XYCurve.areaUnderCurve(roccurve);
 return new ROCResult(roccurve, rocauc);
}

private ROCResult computeROCResult(SetDBIDs positiveids, OutlierResult or) {
 XYCurve roccurve = ROCEvaluation.materializeROC(new DBIDsTest(positiveids), new OutlierScoreAdapter(or));
 double rocauc = XYCurve.areaUnderCurve(roccurve);
 return new ROCResult(roccurve, rocauc);
}

private ROCResult computeROCResult(int size, SetDBIDs positiveids, DBIDs order) {
 if(order.size() != size) {
  throw new IllegalStateException("Iterable result doesn't match database size - incomplete ordering?");
 }
 XYCurve roccurve = ROCEvaluation.materializeROC(new DBIDsTest(positiveids), new SimpleAdapter(order.iter()));
 double rocauc = XYCurve.areaUnderCurve(roccurve);
 return new ROCResult(roccurve, rocauc);
}

private ROCResult computeROCResult(int size, SetDBIDs positiveids, DBIDs order) {
 if(order.size() != size) {
  throw new IllegalStateException("Iterable result doesn't match database size - incomplete ordering?");
 }
 XYCurve roccurve = ROCEvaluation.materializeROC(new DBIDsTest(positiveids), new SimpleAdapter(order.iter()));
 double rocauc = XYCurve.areaUnderCurve(roccurve);
 return new ROCResult(roccurve, rocauc);
}

private ROCResult computeROCResult(SetDBIDs positiveids, DBIDs order) {
 XYCurve roccurve = ROCEvaluation.materializeROC(new DBIDsTest(positiveids), new SimpleAdapter(order.iter()));
 double rocauc = XYCurve.areaUnderCurve(roccurve);
 return new ROCResult(roccurve, rocauc);
}

double rocauc = XYCurve.areaUnderCurve(curve) / (x * y);
if(LOG.isVerbose()) {
 LOG.verbose(SMROCAUC_LABEL + ": " + rocauc);

double rocauc = XYCurve.areaUnderCurve(curve) / (x * y);
if(LOG.isVerbose()) {
 LOG.verbose(SMROCAUC_LABEL + ": " + rocauc);

double rocauc = XYCurve.areaUnderCurve(curve) / (x * y);
if(LOG.isVerbose()) {
 LOG.verbose(SMROCAUC_LABEL + ": " + rocauc);

double auc = XYCurve.areaUnderCurve(roccurve);
assertEquals("ROC AUC (curve) not correct.", 0.6, auc, 1e-14);
double auc2 = new ROCEvaluation().evaluate(positive, distances);