Package de.lmu.ifi.dbs.elki.logging.progress

Examples of de.lmu.ifi.dbs.elki.logging.progress.StepProgress.beginStep()

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    private void kNNsInserted(DBIDs insertions, DBIDs updates1, DBIDs updates2, LOFResult<O, D> lofResult) {
      StepProgress stepprog = logger.isVerbose() ? new StepProgress(3) : null;

      // recompute lrds
      if(stepprog != null) {
        stepprog.beginStep(1, "Recompute LRDs.", logger);
      }
      ArrayDBIDs lrd_ids = DBIDUtil.ensureArray(DBIDUtil.union(insertions, updates2));
      List<List<DistanceResultPair<D>>> reachDistRKNNs = lofResult.getRkNNReach().getRKNNForBulkDBIDs(lrd_ids, k);
      ArrayDBIDs affected_lrd_id_candidates = mergeIDs(reachDistRKNNs, lrd_ids);
      ArrayModifiableDBIDs affected_lrd_ids = DBIDUtil.newArray(affected_lrd_id_candidates.size());
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        }
      }

      // recompute lofs
      if(stepprog != null) {
        stepprog.beginStep(2, "Recompute LOFS.", logger);
      }
      List<List<DistanceResultPair<D>>> primDistRKNNs = lofResult.getRkNNRefer().getRKNNForBulkDBIDs(affected_lrd_ids, k);
      ArrayDBIDs affected_lof_ids = mergeIDs(primDistRKNNs, affected_lrd_ids, insertions, updates1);
      recomputeLOFs(affected_lof_ids, lofResult);
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      ArrayDBIDs affected_lof_ids = mergeIDs(primDistRKNNs, affected_lrd_ids, insertions, updates1);
      recomputeLOFs(affected_lof_ids, lofResult);

      // fire result changed
      if(stepprog != null) {
        stepprog.beginStep(3, "Inform listeners.", logger);
      }
      lofResult.getResult().getHierarchy().resultChanged(lofResult.getResult());

      if(stepprog != null) {
        stepprog.setCompleted(logger);
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    private void kNNsRemoved(DBIDs deletions, DBIDs updates1, DBIDs updates2, LOFResult<O, D> lofResult) {
      StepProgress stepprog = logger.isVerbose() ? new StepProgress(4) : null;

      // delete lrds and lofs
      if(stepprog != null) {
        stepprog.beginStep(1, "Delete old LRDs and LOFs.", logger);
      }
      for(DBID id : deletions) {
        lofResult.getLrds().delete(id);
        lofResult.getLofs().delete(id);
      }
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        lofResult.getLofs().delete(id);
      }

      // recompute lrds
      if(stepprog != null) {
        stepprog.beginStep(2, "Recompute LRDs.", logger);
      }
      ArrayDBIDs lrd_ids = DBIDUtil.ensureArray(updates2);
      List<List<DistanceResultPair<D>>> reachDistRKNNs = lofResult.getRkNNReach().getRKNNForBulkDBIDs(lrd_ids, k);
      ArrayDBIDs affected_lrd_id_candidates = mergeIDs(reachDistRKNNs, lrd_ids);
      ArrayModifiableDBIDs affected_lrd_ids = DBIDUtil.newArray(affected_lrd_id_candidates.size());
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        }
      }

      // recompute lofs
      if(stepprog != null) {
        stepprog.beginStep(3, "Recompute LOFS.", logger);
      }
      List<List<DistanceResultPair<D>>> primDistRKNNs = lofResult.getRkNNRefer().getRKNNForBulkDBIDs(affected_lrd_ids, k);
      ArrayDBIDs affected_lof_ids = mergeIDs(primDistRKNNs, affected_lrd_ids, updates1);
      recomputeLOFs(affected_lof_ids, lofResult);
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      ArrayDBIDs affected_lof_ids = mergeIDs(primDistRKNNs, affected_lrd_ids, updates1);
      recomputeLOFs(affected_lof_ids, lofResult);

      // fire result changed
      if(stepprog != null) {
        stepprog.beginStep(4, "Inform listeners.", logger);
      }
      lofResult.getResult().getHierarchy().resultChanged(lofResult.getResult());

      if(stepprog != null) {
        stepprog.setCompleted(logger);
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    StepProgress stepprog = logger.isVerbose() ? new StepProgress(3) : null;

    // run COPAC
    if(stepprog != null) {
      stepprog.beginStep(1, "Preprocessing local correlation dimensionalities and partitioning data", logger);
    }
    Clustering<Model> copacResult = copacAlgorithm.run(relation);

    DistanceQuery<V, IntegerDistance> query = copacAlgorithm.getPartitionDistanceQuery();
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    DistanceQuery<V, IntegerDistance> query = copacAlgorithm.getPartitionDistanceQuery();

    // extract correlation clusters
    if(stepprog != null) {
      stepprog.beginStep(2, "Extract correlation clusters", logger);
    }
    SortedMap<Integer, List<Cluster<CorrelationModel<V>>>> clusterMap = extractCorrelationClusters(copacResult, relation, dimensionality);
    if(logger.isDebugging()) {
      StringBuffer msg = new StringBuffer("Step 2: Extract correlation clusters...");
      for(Integer corrDim : clusterMap.keySet()) {
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      logger.verbose(clusters + " clusters extracted.");
    }

    // build hierarchy
    if(stepprog != null) {
      stepprog.beginStep(3, "Building hierarchy", logger);
    }
    buildHierarchy(clusterMap, query);
    if(logger.isDebugging()) {
      StringBuffer msg = new StringBuffer("Step 3: Build hierarchy");
      for(Integer corrDim : clusterMap.keySet()) {
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