Examples of SampleVector

org.gd.spark.opendl.downpourSGD.SampleVector
Sample can contains supervised data or unsupervised data
@author GuoDing @since 2013-07-23

Examples of org.gd.spark.opendl.downpourSGD.SampleVector

    List<SampleVector> ret = new ArrayList<SampleVector>();
    String str = null;
        BufferedReader br = new BufferedReader(new FileReader(path));
        while (null != (str = br.readLine())) {
            String[] splits = str.split(",");
            SampleVector xy = new SampleVector(x_feature, y_feature);
            xy.getY()[Integer.valueOf(splits[0])] = 1;
            for (int i = 1; i < splits.length; i++) {
                xy.getX()[i - 1] = Double.valueOf(splits[i]);
            }
            ret.add(xy);
        }
        br.close();
    return ret;

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Examples of org.gd.spark.opendl.downpourSGD.SampleVector

    public SigmodOutputSpark(boolean _copyY) {
      copyY = _copyY;
    }
    @Override
    public SampleVector call(SampleVector arg) throws Exception {
      SampleVector ret = null;
      if(copyY) {
        ret = new SampleVector(n_hidden, arg.getY().length);
        for(int i = 0; i < arg.getY().length; i++) {
          ret.getY()[i] = arg.getY()[i];
        }
      }
      else {
        ret = new SampleVector(n_hidden);
      }
      sigmod_output(arg.getX(), ret.getX());
      return ret;
    }

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Examples of org.gd.spark.opendl.downpourSGD.SampleVector

    public PredictSpark(boolean _copyX) {
      copyX = _copyX;
    }
    @Override
    public SampleVector call(SampleVector arg) throws Exception {
      SampleVector ret = new SampleVector(x_num, y_num);
      if(copyX) {
        for(int i = 0; i < x_num; i++) {
          ret.getX()[i] = arg.getX()[i];
        }
      }
      predict(arg.getX(), ret.getY());
      return ret;
    }

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