public void setNeuralNetwork(FunctionApproximator fapp) { FeedForwardNeuralNetwork ffnn = (FeedForwardNeuralNetwork)fapp; this.hiddenLayer = ffnn.getHiddenLayer(); this.outputLayer = ffnn.getOutputLayer(); this.hiddenSensitivity = new LayerSensitivity(hiddenLayer); this.outputSensitivity = new LayerSensitivity(outputLayer); }