Ejemplo n.º 1
0
        private void InitializeNN(List <Tuple <int, NeuronType> > layout)
        {
            _nn = new FFNeuralNetwork(new Random());
            _nn.Initialize(layout);
            NNVis.Initialize(_nn);

            NN_Export_btn.IsEnabled = true;
            NN_toolBar.IsEnabled    = true;
        }
Ejemplo n.º 2
0
 public void Update(FFNeuralNetwork nn)
 {
     if (NNVisSettings.EnableNNVis)
     {
         UpdateNNVis(nn);
     }
     if (NNVisSettings.EnableNNErrorVis)
     {
         UpdateNNErrorVis(nn);
     }
 }
Ejemplo n.º 3
0
        private void InitializeNN(JObject jnn)
        {
            _nn = new FFNeuralNetwork(new Random());
            if (!_nn.Initialize(jnn))
            {
                _nn = null;
                return;
            }

            NNVis.Initialize(_nn);

            NN_Export_btn.IsEnabled = true;
            NN_toolBar.IsEnabled    = true;
        }
Ejemplo n.º 4
0
        private void InitializeNNVis(FFNeuralNetwork nn)
        {
            Canvas.Children.Clear();

            _nodes = new List <List <NNVis_Node> >();

            var inputs = new List <NNVis_Node>();

            for (var i = 0; i < nn.InputLayerSize; i++)
            {
                inputs.Add(new NNVis_Input(Canvas, new Point(10 + NNVisSettings.NodeHSpace, 10 + 50 + i * NNVisSettings.NodeVSpace)));
            }
            _nodes.Add(inputs);

            _weights = new List <List <List <NNVis_Weight> > >();
            for (var l = 0; l < nn.Network.Count; l++)
            {
                var layer      = new List <NNVis_Node>();
                var weightstmp = new List <List <NNVis_Weight> >();
                for (var n = 0; n < nn.Network[l].Count; n++)
                {
                    var node = new NNVis_Neuron(Canvas,
                                                new Point((_nodes.Count + 1) * NNVisSettings.NodeHSpace, 50 + n * NNVisSettings.NodeVSpace));
                    node.SetOutput(nn.Network[l][n].Output);
                    node.SetBias(nn.Network[l][n].Bias);
                    node.SetError(nn.Network[l][n].Error);
                    layer.Add(node);

                    var weightstmp2 = new List <NNVis_Weight>();
                    for (var w = 0; w < _nodes[l].Count; w++)
                    {
                        var weight = new NNVis_Weight(Canvas, _nodes[l][w].GetWeightPosition(true),
                                                      layer[n].GetWeightPosition(false));
                        weight.SetValue(nn.Network[l][n].Weights[w]);
                        weightstmp2.Add(weight);
                    }

                    weightstmp.Add(weightstmp2);
                }

                _nodes.Add(layer);

                _weights.Add(weightstmp);
            }

            RescaleCanvas();
            UpdateSettings();
        }
Ejemplo n.º 5
0
 private void UpdateNNVis(FFNeuralNetwork nn)
 {
     for (var l = 0; l < nn.Network.Count; l++)
     {
         for (var n = 0; n < nn.Network[l].Count; n++)
         {
             _nodes[l + 1][n].SetOutput(nn.Network[l][n].Output);
             _nodes[l + 1][n].SetError(nn.Network[l][n].Error);
             _nodes[l + 1][n].SetBias(nn.Network[l][n].Bias);
             for (var w = 0; w < nn.Network[l][n].Weights.Count; w++)
             {
                 _weights[l][n][w].SetValue(nn.Network[l][n].Weights[w]);
             }
         }
     }
 }
Ejemplo n.º 6
0
        private void UpdateNNErrorVis(FFNeuralNetwork nn)
        {
            _error.Add(new Point(_error.Count, nn.Error));
            if (_error.Count > NNVisSettings.MaxErrorPoints)
            {
                _error.RemoveAt(0);
                var pc = new PointCollection();
                for (var x = 0; x < _error.Count; x++)
                {
                    pc.Add(new Point(x, _error[x].Y));
                }
                _error = pc;
            }

            Plot.Add("Error", _error, Colors.White);

            IterationLabel.Content = $"I: {nn.Iteration}";
            ErrorLabel.Content     = $"E: {nn.Error:0.#######}";
        }
Ejemplo n.º 7
0
 public void Initialize(FFNeuralNetwork nn)
 {
     InitializeNNVis(nn);
     InitializeNNErrorVis();
 }