public void testDataSetPopulation() { DataSet irisDataSet = DataSetFactory.getIrisDataSet(); Numerizer numerizer = new IrisDataSetNumerizer(); NNDataSet innds = new IrisNNDataSet(); innds.createExamplesFromDataSet(irisDataSet, numerizer); NNConfig config = new NNConfig(); config.setConfig(FeedForwardNeuralNetwork.NUMBER_OF_INPUTS, 4); config.setConfig(FeedForwardNeuralNetwork.NUMBER_OF_OUTPUTS, 3); config.setConfig(FeedForwardNeuralNetwork.NUMBER_OF_HIDDEN_NEURONS, 6); config.setConfig(FeedForwardNeuralNetwork.LOWER_LIMIT_WEIGHTS, -2.0); config.setConfig(FeedForwardNeuralNetwork.UPPER_LIMIT_WEIGHTS, 2.0); FeedForwardNeuralNetwork ffnn = new FeedForwardNeuralNetwork(config); ffnn.setTrainingScheme(new BackPropLearning(0.1, 0.9)); ffnn.trainOn(innds, 10); innds.refreshDataset(); ffnn.testOnDataSet(innds); }