Package cc.mallet.types

Examples of cc.mallet.types.Labels

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  private int[] toValueArray ()
  {
    TIntArrayList vals = new TIntArrayList (maxTime () * numSlices ());
    for (int t = 0; t < lblseq.size (); t++) {
      Labels lbls = lblseq.getLabels (t);
      for (int j = 0; j < lbls.size (); j++) {
        Label lbl = lbls.get (j);
        vals.add (lbl.getIndex ());
      }
    }
    return vals.toNativeArray ();
  }
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  private void setupLabel2Var ()
  {
    idx2var = new Variable [lblseq.size ()][];
    var2label = new THashMap ();
    for (int t = 0; t < lblseq.size (); t++) {
      Labels lbls = lblseq.getLabels (t);
      idx2var[t] = new Variable [lbls.size ()];
      for (int j = 0; j < lbls.size (); j++) {
        Label lbl = lbls.get (j);
        Variable var = new Variable (lbl.getLabelAlphabet ());
        var.setLabel ("I"+id+"_VAR[f=" + j + "][tm=" + t + "]");
        idx2var[t][j] = var;
        var2label.put (var, lbl);
      }
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        LabelAlphabet dict = labelOfVar (var).getLabelAlphabet ();
        theseLabels[i] = dict.lookupLabel (maxidx);
      }

      lbls[t] = new Labels (theseLabels);
    }

    return new LabelsSequence (lbls);
  }
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  }

  public void testSerializable () throws IOException, ClassNotFoundException
  {
    LabelAlphabet dict = new LabelAlphabet ();
    Labels lbls1 = new Labels (new Label[] {
      dict.lookupLabel ("A"),
      dict.lookupLabel ("B"),
    });
    Labels lbls2 = new Labels (new Label[] {
      dict.lookupLabel ("C"),
      dict.lookupLabel ("A"),
    });
    LabelsSequence lblseq  = new LabelsSequence (new Labels[] { lbls1, lbls2 });
    LabelsSequence lblseq2 = (LabelsSequence) TestSerializable.cloneViaSerialization (lblseq);
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            if (li == -1) // hack to avoid invalid instances
              continue;
            assert (li >=0 && li < fvs.size());
            this.theClassifier.getClassificationScores (instance, scores);
          } else if (target instanceof Labels){
            Labels labels = (Labels)target;
            int[] bestPositions = new int[labels.size()];
            for (int pi = 0; pi < labels.size(); pi++)
              bestPositions[pi] = Integer.valueOf(labels.get(pi).toString());
            li = bestPositions[0];
            this.theClassifier.getClassificationScoresForTies (instance, scores, bestPositions);             
          }
          value = - (instanceWeight * Math.log (scores[li]));
          if(Double.isNaN(value)) {
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  private int[] toValueArray ()
  {
    TIntArrayList vals = new TIntArrayList (maxTime () * numSlices ());
    for (int t = 0; t < lblseq.size (); t++) {
      Labels lbls = lblseq.getLabels (t);
      for (int j = 0; j < lbls.size (); j++) {
        Label lbl = lbls.get (j);
        vals.add (lbl.getIndex ());
      }
    }
    return vals.toNativeArray ();
  }
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  private void setupLabel2Var ()
  {
    idx2var = new Variable [lblseq.size ()][];
    var2label = new THashMap ();
    for (int t = 0; t < lblseq.size (); t++) {
      Labels lbls = lblseq.getLabels (t);
      idx2var[t] = new Variable [lbls.size ()];
      for (int j = 0; j < lbls.size (); j++) {
        Label lbl = lbls.get (j);
        Variable var = new Variable (lbl.getLabelAlphabet ());
        var.setLabel ("I"+id+"_VAR[f=" + j + "][tm=" + t + "]");
        idx2var[t][j] = var;
        var2label.put (var, lbl);
      }
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        LabelAlphabet dict = labelOfVar (var).getLabelAlphabet ();
        theseLabels[i] = dict.lookupLabel (maxidx);
      }

      lbls[t] = new Labels (theseLabels);
    }

    return new LabelsSequence (lbls);
  }
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Related Classes of cc.mallet.types.Labels

  • cc.mallet.classify.RankMaxEntTrainer$MaximizableTrainer
  • cc.mallet.grmm.util.LabelsAssignment
  • cc.mallet.types.tests.TestLabelsSequence
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