if (i > numPreRuns) {
if (i > 0) {
wfWatch.reset();
wfWatch.start();
wfFilter.update(wfDistribution, obsState);
wfWatch.stop();
final long latency = wfWatch.elapsed(TimeUnit.MILLISECONDS);
wfLatency.accumulate(new MutableDouble(latency));
writer.writeNext(new String[] {
Integer.toString(k), Integer.toString(i),