/** * Two argument constructor for DataIndexer. * * @param eventStream * An Event[] which contains the a list of all the Events seen in the * training data. * @param cutoff * The minimum number of times a predicate must have been observed in * order to be included in the model. */ public OnePassDataIndexer(EventStream eventStream, int cutoff, boolean sort) throws IOException { Map<String, Integer> predicateIndex = new HashMap<String, Integer>(); LinkedList<Event> events; List<ComparableEvent> eventsToCompare; System.out.println("Indexing events using cutoff of " + cutoff + "\n"); System.out.print("\tComputing event counts... "); events = computeEventCounts(eventStream, predicateIndex, cutoff); System.out.println("done. " + events.size() + " events"); System.out.print("\tIndexing... "); eventsToCompare = index(events, predicateIndex); // done with event list events = null; // done with predicates predicateIndex = null; System.out.println("done."); System.out.print("Sorting and merging events... "); sortAndMerge(eventsToCompare, sort); System.out.println("Done indexing."); }
/** * Two argument constructor for DataIndexer. * * @param eventStream * An Event[] which contains the a list of all the Events seen in the * training data. * @param cutoff * The minimum number of times a predicate must have been observed in * order to be included in the model. */ public OnePassDataIndexer(EventStream eventStream, int cutoff, boolean sort) throws IOException { Map<String, Integer> predicateIndex = new HashMap<String, Integer>(); LinkedList<Event> events; List<ComparableEvent> eventsToCompare; System.out.println("Indexing events using cutoff of " + cutoff + "\n"); System.out.print("\tComputing event counts... "); events = computeEventCounts(eventStream, predicateIndex, cutoff); System.out.println("done. " + events.size() + " events"); System.out.print("\tIndexing... "); eventsToCompare = index(events, predicateIndex); // done with event list events = null; // done with predicates predicateIndex = null; System.out.println("done."); System.out.print("Sorting and merging events... "); sortAndMerge(eventsToCompare, sort); System.out.println("Done indexing."); }