/// <summary>Generate model based on a set of examples.</summary> /// <param name="x">The Matrix to process.</param> /// <param name="y">The Vector to process.</param> /// <returns>Model.</returns> public override IModel Generate(Matrix x, Vector y) { // because I said so... if (this.MaxIterations == -1) { this.MaxIterations = x.Rows * 1000; } var network = Network.Default(this.Descriptor, x, y, this.Activation); var model = new NeuralNetworkModel { Descriptor = this.Descriptor, Network = network }; this.OnModelChanged(this, ModelEventArgs.Make(model, "Initialized")); for (int i = 0; i < this.MaxIterations; i++) { int idx = i % x.Rows; network.Forward(x[idx, VectorType.Row]); //OnModelChanged(this, ModelEventArgs.Make(model, "Forward")); network.Back(y[idx], this.LearningRate); var output = String.Format("Run ({0}/{1})", i, this.MaxIterations); this.OnModelChanged(this, ModelEventArgs.Make(model, output)); } return(model); }
/// <summary>Generate model based on a set of examples.</summary> /// <param name="x">The Matrix to process.</param> /// <param name="y">The Vector to process.</param> /// <returns>Model.</returns> public override IModel Generate(Matrix x, Vector y) { // because I said so... if (MaxIterations == -1) { MaxIterations = x.Rows * 1000; } var network = Network.Default(Descriptor, x, y, Activation); for (int i = 0; i < MaxIterations; i++) { int idx = i % x.Rows; network.Forward(x[idx, VectorType.Row]); network.Back(y[idx], LearningRate); } return(new NeuralNetworkModel { Descriptor = Descriptor, Network = network }); }