Exemple #1
0
        //Methods
        /// <summary>
        /// Runs the example code.
        /// </summary>
        public void Run(InputEncoder.InputSpikesCoding spikesCoding)
        {
            //Create StateMachine configuration
            //Simplified input configuration and homogenous excitability
            InputEncoderSettings           inputCfg;
            HomogenousExcitabilitySettings homogenousExcitability;

            switch (spikesCoding)
            {
            /*
             * Horizontal coding.
             */
            case InputEncoder.InputSpikesCoding.Horizontal:
                inputCfg = StateMachineDesigner.CreateInputCfg(new FeedingPatternedSettings(1, NeuralPreprocessor.BidirProcessing.Continuous, RCNet.Neural.Data.InputPattern.VariablesSchema.Groupped, new UnificationSettings(false, false)),
                                                                                                                                    //136 spiking input neurons per input field - coding at once
                                                               new InputSpikesCoderSettings(InputEncoder.InputSpikesCoding.Horizontal,
                                                                                            new A2SCoderSignalStrengthSettings(8),  //8 neurons (spike-train length = 1)
                                                                                            new A2SCoderUpDirArrowsSettings(8, 8),  //64 neurons (spike-train length = 1)
                                                                                            new A2SCoderDownDirArrowsSettings(8, 8) //64 neurons (spike-train length = 1)
                                                                                            ),
                                                               true,                                                                //Route the input pattern as the predictors to a readout layer
                                                               new ExternalFieldSettings("coord_abcissa", new RealFeatureFilterSettings(), true),
                                                               new ExternalFieldSettings("coord_ordinate", new RealFeatureFilterSettings(), true)
                                                               );
                homogenousExcitability = new HomogenousExcitabilitySettings(1d, 0.7d, 0.2d);
                break;

            /*
             * Vertical coding.
             */
            case InputEncoder.InputSpikesCoding.Vertical:
                inputCfg = StateMachineDesigner.CreateInputCfg(new FeedingPatternedSettings(1, NeuralPreprocessor.BidirProcessing.Continuous, RCNet.Neural.Data.InputPattern.VariablesSchema.Groupped),
                                                                                                                                     //17 spiking input neurons per input field- coding in 10 cycles
                                                               new InputSpikesCoderSettings(InputEncoder.InputSpikesCoding.Vertical,
                                                                                            new A2SCoderSignalStrengthSettings(10),  //1 neuron (spike-train length = 10)
                                                                                            new A2SCoderUpDirArrowsSettings(8, 10),  //8 neurons (spike-train length = 10)
                                                                                            new A2SCoderDownDirArrowsSettings(8, 10) //8 neurons (spike-train length = 10)
                                                                                            ),
                                                               true,                                                                 //Route the input pattern as the predictors to a readout layer
                                                               new ExternalFieldSettings("coord_abcissa", new RealFeatureFilterSettings(), true),
                                                               new ExternalFieldSettings("coord_ordinate", new RealFeatureFilterSettings(), true)
                                                               );
                homogenousExcitability = new HomogenousExcitabilitySettings(1d, 0.7d, 0.2d);
                break;

            /*
             * Forbidden - no spikes coding.
             */
            default:
                //1 analog input neuron per input field
                inputCfg = StateMachineDesigner.CreateInputCfg(new FeedingPatternedSettings(1, NeuralPreprocessor.BidirProcessing.Continuous, RCNet.Neural.Data.InputPattern.VariablesSchema.Groupped, new UnificationSettings(false, false)),
                                                               new InputSpikesCoderSettings(InputEncoder.InputSpikesCoding.Forbidden),
                                                               true,     //Route the input pattern as the predictors to a readout layer
                                                               new ExternalFieldSettings("coord_abcissa", new RealFeatureFilterSettings(), true),
                                                               new ExternalFieldSettings("coord_ordinate", new RealFeatureFilterSettings(), true)
                                                               );
                homogenousExcitability = new HomogenousExcitabilitySettings(0.25, 0.7, 0.2d);
                break;
            }

            //Simplified readout layer configuration
            ReadoutLayerSettings readoutCfg = StateMachineDesigner.CreateClassificationReadoutCfg(new CrossvalidationSettings(0.0825d, 0, 1),
                                                                                                  StateMachineDesigner.CreateMultiLayerFFNetCfg(10, new AFAnalogLeakyReLUSettings(), 2, 5, 400),
                                                                                                  1,
                                                                                                  "Hand movement",
                                                                                                  "curved swing",
                                                                                                  "horizontal swing",
                                                                                                  "vertical swing",
                                                                                                  "anti-clockwise arc",
                                                                                                  "clockwise arc",
                                                                                                  "circle",
                                                                                                  "horizontal straight-line",
                                                                                                  "vertical straight-line",
                                                                                                  "horizontal zigzag",
                                                                                                  "vertical zigzag",
                                                                                                  "horizontal wavy",
                                                                                                  "vertical wavy",
                                                                                                  "face-up curve",
                                                                                                  "face-down curve",
                                                                                                  "tremble"
                                                                                                  );
            //Create designer instance
            StateMachineDesigner smd = new StateMachineDesigner(inputCfg, readoutCfg);
            //Create pure LSM fashioned StateMachine configuration
            StateMachineSettings stateMachineCfg = smd.CreatePureLSMCfg(272,                            //Total size of the reservoir
                                                                        new AFSpikingAdExpIFSettings(), //Activation
                                                                        homogenousExcitability,         //Homogenous excitability
                                                                        1,                              //Input connection density
                                                                        0,                              //Input max delay
                                                                        0.1d,                           //Interconnection density
                                                                        0,                              //Internal synapses max delay
                                                                        0,                              //Steady bias
                                                                        new PredictorsProviderSettings(new PredictorFiringTraceSettings(0.0005, 0))
                                                                        );

            //Display StateMachine xml configuration
            string xmlConfig = stateMachineCfg.GetXml(true).ToString();

            _log.Write("StateMachine configuration xml:");
            _log.Write("-------------------------------");
            _log.Write(xmlConfig);
            _log.Write(string.Empty);
            _log.Write("Press Enter to continue (StateMachine training and verification)...");
            _log.Write(string.Empty);
            Console.ReadLine();

            //Instantiation and training
            _log.Write("StateMachine training:");
            _log.Write("----------------------");
            _log.Write(string.Empty);
            //StateMachine instance
            StateMachine stateMachine = new StateMachine(stateMachineCfg);

            //StateMachine training
            TrainStateMachine(stateMachine, "./Data/LibrasMovement_train.csv", out _);
            _log.Write(string.Empty);
            //StateMachine verification
            _log.Write("StateMachine verification:");
            _log.Write("--------------------------");
            _log.Write(string.Empty);
            VerifyStateMachine(stateMachine, "./Data/LibrasMovement_verify.csv", null, out _);
            _log.Write(string.Empty);

            return;
        }
Exemple #2
0
        /// <summary>
        /// Runs the example code.
        /// </summary>
        public void Run()
        {
            //Create StateMachine configuration
            //Simplified input configuration
            InputEncoderSettings inputCfg = StateMachineDesigner.CreateInputCfg(new FeedingPatternedSettings(1, true, RCNet.Neural.Data.InputPattern.VariablesSchema.Groupped),
                                                                                false,
                                                                                new ExternalFieldSettings("coord_abcissa", new RealFeatureFilterSettings(), true, new SpikeCodeSettings(15, 1e-3, true, true, true, false)),
                                                                                new ExternalFieldSettings("coord_ordinate", new RealFeatureFilterSettings(), true, new SpikeCodeSettings(15, 1e-3, true, true, true, false))
                                                                                );
            //Simplified readout layer configuration
            ReadoutLayerSettings readoutCfg = StateMachineDesigner.CreateClassificationReadoutCfg(StateMachineDesigner.CreateSingleLayerRegrNet(new ElliotSettings(), 5, 400),
                                                                                                  0.0825d,
                                                                                                  1,
                                                                                                  "Hand movement",
                                                                                                  "curved swing",
                                                                                                  "horizontal swing",
                                                                                                  "vertical swing",
                                                                                                  "anti-clockwise arc",
                                                                                                  "clockwise arc",
                                                                                                  "circle",
                                                                                                  "horizontal straight-line",
                                                                                                  "vertical straight-line",
                                                                                                  "horizontal zigzag",
                                                                                                  "vertical zigzag",
                                                                                                  "horizontal wavy",
                                                                                                  "vertical wavy",
                                                                                                  "face-up curve",
                                                                                                  "face-down curve",
                                                                                                  "tremble"
                                                                                                  );
            //Create designer instance
            StateMachineDesigner smd = new StateMachineDesigner(inputCfg, readoutCfg);
            //Create pure LSM fashioned StateMachine configuration
            StateMachineSettings stateMachineCfg = smd.CreatePureLSMCfg(new ProportionsSettings(60, 1, 1), //Proportions (it also determines total size)
                                                                        new AdExpIFSettings(),             //Activation
                                                                                                           //new ExpIFSettings(null, null, null, null, null, null, null, 0), //Activation
                                                                        new HomogenousExcitabilitySettings(0.75, 0.75, 0.25),
                                                                        1d,                                //Input connection density
                                                                        0,                                 //Input max delay
                                                                        0.1d,                              //Interconnection density
                                                                        0,                                 //Internal synapses max delay
                                                                        0,                                 //Steady bias
                                                                        null,
                                                                        PredictorsProvider.PredictorID.FiringFadingSum
                                                                        );

            //Display StateMachine xml configuration
            string xmlConfig = stateMachineCfg.GetXml(true).ToString();

            _log.Write("StateMachine configuration xml:");
            _log.Write("-------------------------------");
            _log.Write(xmlConfig);
            _log.Write(string.Empty);
            _log.Write("Pres Enter to continue (StateMachine training and verification)...");
            _log.Write(string.Empty);
            Console.ReadLine();

            //Instantiation and training
            _log.Write("StateMachine training:");
            _log.Write("----------------------");
            _log.Write(string.Empty);
            //StateMachine instance
            StateMachine stateMachine = new StateMachine(stateMachineCfg);

            //StateMachine training
            TrainStateMachine(stateMachine, ".\\Data\\LibrasMovement_train.csv", out _);
            _log.Write(string.Empty);
            //StateMachine verification
            _log.Write("StateMachine verification:");
            _log.Write("--------------------------");
            _log.Write(string.Empty);
            VerifyStateMachine(stateMachine, ".\\Data\\LibrasMovement_verify.csv", null, out _);
            _log.Write(string.Empty);

            return;
        }