Example #1
0
        public void SimulateModel(CarModelState state, CarModelInput input, double timeStep, out CarModelState output, out double[] NNOutput)
        {
            double[] inputs = new double[7];

            if (NeuralController.INPUT_TYPE == inputType.wheelAngle)
            {
                inputs[6] = ComMath.Normal(input.Angle, CarModelInput.MIN_ANGLE, CarModelInput.MAX_ANGLE, MIN_NEURON_VALUE, MAX_NEURON_VALUE);
            }
            else if (NeuralController.INPUT_TYPE == inputType.wheelSpeed)
            {
                inputs[4] = ComMath.Normal(input.LeftSpeed, CarModelInput.MIN_SPEED, CarModelInput.MAX_SPEED, MIN_NEURON_VALUE, MAX_NEURON_VALUE);
                inputs[5] = ComMath.Normal(input.RightSpeed, CarModelInput.MIN_SPEED, CarModelInput.MAX_SPEED, MIN_NEURON_VALUE, MAX_NEURON_VALUE);
            }

            inputs[0] = ComMath.Normal(state.Position.X, CarModelState.MIN_POS_X, CarModelState.MAX_POS_X, MIN_NEURON_VALUE, MAX_NEURON_VALUE);
            inputs[1] = ComMath.Normal(state.Position.Y, CarModelState.MIN_POS_Y, CarModelState.MAX_POS_Y, MIN_NEURON_VALUE, MAX_NEURON_VALUE);
            inputs[2] = ComMath.Normal(state.Orientation.X, CarModelState.MIN_OR_XY, CarModelState.MAX_OR_XY, MIN_NEURON_VALUE, MAX_NEURON_VALUE);
            inputs[3] = ComMath.Normal(state.Orientation.Y, CarModelState.MIN_OR_XY, CarModelState.MAX_OR_XY, MIN_NEURON_VALUE, MAX_NEURON_VALUE);

            NNOutput = mlp.Output(inputs);

            double X  = ComMath.Normal(NNOutput[0], MIN_NEURON_VALUE, MAX_NEURON_VALUE, CarModelState.MIN_POS_X, CarModelState.MAX_POS_X);
            double Y  = ComMath.Normal(NNOutput[1], MIN_NEURON_VALUE, MAX_NEURON_VALUE, CarModelState.MIN_POS_Y, CarModelState.MAX_POS_Y);
            double oX = ComMath.Normal(NNOutput[2], MIN_NEURON_VALUE, MAX_NEURON_VALUE, CarModelState.MIN_OR_XY, CarModelState.MAX_OR_XY);
            double oY = ComMath.Normal(NNOutput[3], MIN_NEURON_VALUE, MAX_NEURON_VALUE, CarModelState.MIN_OR_XY, CarModelState.MAX_OR_XY);

            output = new CarModelState(new PointD(X, Y), new PointD(oX, oY));
        }
        public static void SimulateOneStep(MLPDll controller, IModelSimulator model, CarModelState state, out CarModelInput outInput, out CarModelState outState)
        {
            double[] inputs = new double[4];
            inputs[0] = ComMath.Normal(state.Position.X, CarModelState.MIN_POS_X, CarModelState.MAX_POS_X, POSITION_SCALE * MIN_NEURON_VALUE, POSITION_SCALE * MAX_NEURON_VALUE);
            inputs[1] = ComMath.Normal(state.Position.Y, CarModelState.MIN_POS_Y, CarModelState.MAX_POS_Y, POSITION_SCALE * MIN_NEURON_VALUE, POSITION_SCALE * MAX_NEURON_VALUE);
            inputs[2] = ComMath.Normal(state.Orientation.X, CarModelState.MIN_OR_XY, CarModelState.MAX_OR_XY, MIN_NEURON_VALUE, MAX_NEURON_VALUE);
            inputs[3] = ComMath.Normal(state.Orientation.Y, CarModelState.MIN_OR_XY, CarModelState.MAX_OR_XY, MIN_NEURON_VALUE, MAX_NEURON_VALUE);
            double[] controllerOutputs = controller.Output(inputs);

            if (INPUT_TYPE == inputType.wheelAngle)
            {
                outInput       = new CarModelInput();
                outInput.Angle = ComMath.Normal(controllerOutputs[0], MIN_NEURON_VALUE, MAX_NEURON_VALUE, CarModelInput.MIN_ANGLE, CarModelInput.MAX_ANGLE);
            }
            else if (INPUT_TYPE == inputType.wheelSpeed)
            {
                outInput = new CarModelInput(ComMath.Normal(controllerOutputs[0], MIN_NEURON_VALUE, MAX_NEURON_VALUE, CarModelInput.MIN_SPEED, CarModelInput.MAX_SPEED),
                                             ComMath.Normal(controllerOutputs[1], MIN_NEURON_VALUE, MAX_NEURON_VALUE, CarModelInput.MIN_SPEED, CarModelInput.MAX_SPEED));
                //********
                //hatrafele tilos mennie
                if (outInput.LeftSpeed < 0)
                {
                    outInput.LeftSpeed = 0;
                }
                if (outInput.RightSpeed < 0)
                {
                    outInput.RightSpeed = 0;
                }
                //********
            }

            model.SimulateModel(state, outInput, out outState);
        }
Example #3
0
 public double Train(double[] inputValues)
 {
     if (inputValues.Length >= dimension * (inputLength + 1))
     {
         double error = 0;
         for (int i = inputLength; i < inputValues.Length / dimension; ++i)
         {
             double[] input = new double[dimension * inputLength];
             int      i3    = 0;
             for (int i2 = (i - inputLength) * dimension; i2 < i * dimension; ++i2)
             {
                 input[i3] = inputValues[i2];
                 i3++;
             }
             double[] outp = mlp.Output(input);
             double[] err  = new double[dimension];
             for (int i2 = 0; i2 < dimension; ++i2)
             {
                 err[i2] = inputValues[i * dimension + i2] - outp[i2];
                 error  += err[i2] * err[i2];
             }
             mlp.Train(mu, err);
             trainCount++;
         }
         //if (error > 1.2 * preverror)
         //{
         //    if (trainCount > 20000) mu *= 0.2;
         //}
         //else if (error < 0.8 * preverror)
         //{
         //    mu *= 1.2;
         //}
         preverror = error / inputValues.Length * dimension;
         return(preverror);
     }
     else
     {
         throw new Exception("Not enough data!");
     }
 }
Example #4
0
        public static void SimulateOneStep(MLPDll controller, IGridModelSimulator model, GridCarModelState state, out GridCarModelInput outInput, out GridCarModelState outState)
        {
            double[] inputs = new double[5];
            inputs[0] = ComMath.Normal(state.TargetDist, GridCarModelState.MIN_DIST, GridCarModelState.MAX_DIST, 0, MAX_NEURON_VALUE);
            inputs[1] = ComMath.Normal(state.TargetOrientation.X, GridCarModelState.MIN_OR_XY, GridCarModelState.MAX_OR_XY, MIN_NEURON_VALUE, MAX_NEURON_VALUE);
            inputs[2] = ComMath.Normal(state.TargetOrientation.Y, GridCarModelState.MIN_OR_XY, GridCarModelState.MAX_OR_XY, MIN_NEURON_VALUE, MAX_NEURON_VALUE);
            inputs[3] = ComMath.Normal(state.TargetFinishOrientation.X, GridCarModelState.MIN_OR_XY, GridCarModelState.MAX_OR_XY, MIN_NEURON_VALUE, MAX_NEURON_VALUE);
            inputs[4] = ComMath.Normal(state.TargetFinishOrientation.Y, GridCarModelState.MIN_OR_XY, GridCarModelState.MAX_OR_XY, MIN_NEURON_VALUE, MAX_NEURON_VALUE);
            double[] controllerOutputs = controller.Output(inputs);


            outInput       = new GridCarModelInput();
            outInput.Angle = ComMath.Normal(controllerOutputs[0], MIN_NEURON_VALUE, MAX_NEURON_VALUE, GridCarModelInput.MIN_ANGLE, GridCarModelInput.MAX_ANGLE);

            model.SimulateModel(state, outInput, out outState);
        }