Package org.encog.ml.train.strategy

Examples of org.encog.ml.train.strategy.StopTrainingStrategy.shouldStop()

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    trainMain.addStrategy(new Greedy());
    trainMain.addStrategy(new HybridStrategy(trainAlt));
    trainMain.addStrategy(stop);

    int epoch = 0;
    while (!stop.shouldStop()) {
      trainMain.iteration();
      System.out.println("Training " + what + ", Epoch #" + epoch
          + " Error:" + trainMain.getError());
      epoch++;
    }
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      train.addStrategy(strat);
      train.setNumThreads(1); // force single thread mode

      for (int i = 0; (i < this.iterations) && !getShouldStop()
          && !strat.shouldStop(); i++) {
        train.iteration();
      }

      error = Math.min(error, train.getError());
    }
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    trainMain.addStrategy(new Greedy());
    trainMain.addStrategy(new HybridStrategy(trainAlt));
    trainMain.addStrategy(stop);

    int epoch = 0;
    while (!stop.shouldStop()) {
      trainMain.iteration();
      System.out.println("Training " + what + ", Epoch #" + epoch
          + " Error:" + trainMain.getError());
      epoch++;
    }
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  {
    StopTrainingStrategy strategy = new StopTrainingStrategy(0.01,2);
    MockTrain mock = new MockTrain();
    mock.addStrategy(strategy);
    mock.setError(0.05);
    Assert.assertFalse(strategy.shouldStop());
    mock.iteration();
    mock.iteration();
    mock.iteration();
    mock.iteration();
    Assert.assertTrue(strategy.shouldStop());
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    Assert.assertFalse(strategy.shouldStop());
    mock.iteration();
    mock.iteration();
    mock.iteration();
    mock.iteration();
    Assert.assertTrue(strategy.shouldStop());
  }
 
  public void testGreedy()
  {
    FeedForwardPattern pattern = new FeedForwardPattern();
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      train.addStrategy(strat);
      train.setThreadCount(1); // force single thread mode

      for (int i = 0; (i < this.iterations) && !getShouldStop()
          && !strat.shouldStop(); i++) {
        train.iteration();
      }

      error = Math.min(error, train.getError());
    }
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  {
    StopTrainingStrategy strategy = new StopTrainingStrategy(0.01,2);
    MockTrain mock = new MockTrain();
    mock.addStrategy(strategy);
    mock.setError(0.05);
    Assert.assertFalse(strategy.shouldStop());
    mock.iteration();
    mock.iteration();
    mock.iteration();
    mock.iteration();
    Assert.assertTrue(strategy.shouldStop());
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    Assert.assertFalse(strategy.shouldStop());
    mock.iteration();
    mock.iteration();
    mock.iteration();
    mock.iteration();
    Assert.assertTrue(strategy.shouldStop());
  }
 
  public void testGreedy()
  {
    FeedForwardPattern pattern = new FeedForwardPattern();
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