Ejemplo n.º 1
0
        public static Instances WekaPipeline_Unprocessed(libSVM_ExtendedProblem _trialProblem)
        {
            //export to libsvm file
            if (_trialProblem.samples == null)
            {
                GuiPreferences.Instance.setLog("Export Failed: Problem has no samples!");
                return(null);
            }

            string trainFileName = GuiPreferences.Instance.WorkDirectory /*+ GuiPreferences.Instance.FileName*/ + "TrainSet";


            //todo add proper named to saved files, check if null is logical at all.
            if ((_trialProblem.samples != null))
            {
                _trialProblem.Save(trainFileName + ".libsvm");
                GuiPreferences.Instance.setLog("saved Original Problem LibSVM file: " + trainFileName + ".libsvm");
            }

            //separate DS to 3rd and 4th TR
            ////example: ExecuteSelectKthVectorScript(@"TrainSet", @"H:\My_Dropbox\VERE\MRI_data\Tirosh\20120508.Rapid+NullClass.day2\4\rtp\");
            KthExtractionManager.ExecuteSelectKthVectorScript(/*GuiPreferences.Instance.FileName +*/ "TrainSet", GuiPreferences.Instance.WorkDirectory);
            GuiPreferences.Instance.setLog("Created TR3 & TR4 files");

            //normalize 3rd and 4th TR files.
            NormalizationManager.ScaleTrFiles(GuiPreferences.Instance.WorkDirectory);
            GuiPreferences.Instance.setLog("Normalized TR3 & TR4 files");

            //convert tr4 and tr3 to arff + REMOVE 204801 FAKE FEATURE, THAT WAS PLACES TO MAKE SURE WE GET 204800 FEATURES IN THE ARFF FILE.
            if (WekaCommonFileOperation.ConvertLIBSVM2ARFF(GuiPreferences.Instance.WorkDirectory + "TrainSet_3th_vectors_scaledCS.libsvm", 204800))
            {
                GuiPreferences.Instance.setLog("Converted to ARFF: TrainSet_3th_vectors_scaledCS.libsvm");
            }
            if (WekaCommonFileOperation.ConvertLIBSVM2ARFF(GuiPreferences.Instance.WorkDirectory + "TrainSet_4th_vectors_scaledCS.libsvm", 204800))
            {
                GuiPreferences.Instance.setLog("Converted to ARFF: TrainSet_4th_vectors_scaledCS.libsvm");
            }

            //---------------------------------- filter tr3 based on top 1000 from tr4 (the trick) -----------------------------
            //load TR4
            ConverterUtils.DataSource source = new ConverterUtils.DataSource(GuiPreferences.Instance.WorkDirectory + "TrainSet_4th_vectors_scaledCS.libsvm.arff");
            Instances data = source.getDataSet();

            //assign last as index.
            if (data.classIndex() == -1)
            {
                data.setClassIndex(data.numAttributes() - 1);
            }

            //if class not nominal, convert to
            if (!data.classAttribute().isNominal())
            {
                var filter = new weka.filters.unsupervised.attribute.NumericToNominal();

                filter.setOptions(weka.core.Utils.splitOptions("-R last"));
                //filter.setAttributeIndices("last");
                filter.setInputFormat(data);
                data = Filter.useFilter(data, filter);
            }

            //run ig and get top 1000 or up to 1000 bigger than zero, from tr4
            WekaTrainingMethods.useLowLevelInformationGainFeatureSelection(data);

            TrainingTesting_SharedVariables._trainTopIGFeatures = Preferences.Instance.attsel.selectedAttributes();

            //this should be done ONCE
            Preferences.Instance.fastvector = RealTimeProcessing.CreateFastVector(TrainingTesting_SharedVariables._trainTopIGFeatures.Length);
            GuiPreferences.Instance.setLog("created fast vector of length " + TrainingTesting_SharedVariables._trainTopIGFeatures.Length.ToString());

            //serialize (save) topIG indices to file.
            XMLSerializer.serializeArrayToFile(GuiPreferences.Instance.WorkDirectory + "TrainSet_" + GuiPreferences.Instance.NudClassifyUsingTR.ToString() + "th_vectors_scaledCS_filteredIG_indices.xml", TrainingTesting_SharedVariables._trainTopIGFeatures);
            GuiPreferences.Instance.setLog("saved IG indices to a file (in the same order as IG gave it)");
            //int [] _trainTopIGFeatures_loaded = DeserializeArrayToFile(GuiPreferences.Instance.WorkDirectory + "TrainSet_3th_vectors_scaledCS_filteredIG_indices.xml");

            GuiPreferences.Instance.setLog(TrainingTesting_SharedVariables._trainTopIGFeatures.Length.ToString() + " features above zero value selected (including the Class feature)");

            //load tr3
            source = new ConverterUtils.DataSource(GuiPreferences.Instance.WorkDirectory + "TrainSet_" + GuiPreferences.Instance.NudClassifyUsingTR.ToString() + "th_vectors_scaledCS.libsvm.arff");
            data   = source.getDataSet();

            //filter top IG
            data = WekaTrainingMethods.useRemoveFilter(data, TrainingTesting_SharedVariables._trainTopIGFeatures, true);

            //after filtering last feature needs to be the class
            if (data.classIndex() == -1)
            {
                data.setClassIndex(data.numAttributes() - 1);
            }

            //save filtered to a file
            WekaCommonFileOperation.SaveLIBSVM(data, GuiPreferences.Instance.WorkDirectory + "TrainSet_" + GuiPreferences.Instance.NudClassifyUsingTR.ToString() + "th_vectors_scaledCS_filteredIG");

            return(data);
        }
Ejemplo n.º 2
0
        /// <summary>
        /// quick tests udp classification via weka's SMO
        /// </summary>
        /// <returns></returns>
        public bool testUdpWekaSMO()
        {
            if (UDPListenActive)
            {
                TrainingTesting_SharedVariables.binary.shouldStop = true;
                GuiPreferences.Instance.setLog("Stopping UDP");
            }
            else
            {
                GuiPreferences.Instance.setLog("Starting UDP");
                TrainingTesting_SharedVariables.binary.shouldStop = false;


                //GuiPreferences.Instance.WorkDirectory = @"H:\My_Dropbox\VERE\MRI_data\Tirosh\20113110.short.5th.exp.hands.legs.zscore.thought\6\rtp\";
                //GuiPreferences.Instance.FileName = "tirosh-";
                //GuiPreferences.Instance.FileType = OriBrainLearnerCore.dataType.rawValue;
                //GuiPreferences.Instance.ProtocolFile = @"H:\My_Dropbox\VERE\MRI_data\Tirosh\20113110.short.5th.exp.hands.legs.zscore.thought_LRF.prt";

                // tirosh null movement processed for 204800 features + 1 class = 204801.

                /*GuiPreferences.Instance.WorkDirectory = @"H:\My_Dropbox\VERE\MRI_data\Tirosh\20120508.Rapid+NullClass.day2\1\rtp\";
                 * GuiPreferences.Instance.FileName = "tirosh-";
                 * GuiPreferences.Instance.FileType = OriBrainLearnerCore.dataType.rawValue;
                 * GuiPreferences.Instance.ProtocolFile = @"H:\My_Dropbox\VERE\MRI_data\Tirosh\20120705.NullClass1_zbaseline.prt";
                 */

                // magali classification

                /*GuiPreferences.Instance.WorkDirectory = @"H:\My_Dropbox\VERE\Experiment1\Kozin_Magali\20121231.movement.3.imagery.1\18-classification.movement\rtp\";
                 * GuiPreferences.Instance.FileName = "tirosh-";
                 * GuiPreferences.Instance.FileType = OriBrainLearnerCore.dataType.rawValue;
                 * GuiPreferences.Instance.ProtocolFile = @"H:\My_Dropbox\VERE\MRI_data\Tirosh\20113110.short.5th.exp.hands.legs.zscore.thought_LRF.prt";*/


                /// moshe sherf classification, 4 aggregated to test on 1.
                GuiPreferences.Instance.WorkDirectory = @"H:\My_Dropbox\VERE\Experiment1\Sherf_Moshe\20121010.movement.1\15_classification\rtp\";
                GuiPreferences.Instance.FileName      = "tirosh-";
                GuiPreferences.Instance.FileType      = OriBrainLearnerCore.DataType.rawValue;
                GuiPreferences.Instance.ProtocolFile  = @"H:\My_Dropbox\VERE\MRI_data\Tirosh\20113110.short.5th.exp.hands.legs.zscore.thought_LRF.prt";

                //read prot file
                Preferences.Instance.prot = new ProtocolManager();

                //get all files in the path with this extention
                GuiManager.getFilePaths("*.vdat");

                //update certain info
                GuiManager.updateFilePaths();

                //assigned after we know what to assign from the protocol
                //PublicMethods.setClassesLabels();
                GuiPreferences.Instance.CmbClass1Selected = 1; //left
                GuiPreferences.Instance.CmbClass2Selected = 2; //right

                //NEED TO ADD A VARIABLE FOR EVERY OPTION IN THE GUI. RAW VALUES. UNPROCESSED. MULTI CLASS. CROSS VALD, GRID, FOLDS, ETC...
                //and for every button a function!

                /*PublicMethods.clearProblem() ;
                 * PublicMethods.clearSVM();
                 * PublicMethods.clearJob();
                 * GC.Collect();*/

                //load a model for testing
                GuiPreferences.Instance.TrainType = TrainingType.Weka;
                GuiPreferences.Instance.setLog("Deserializing Model");
                WekaTrainingMethods.loadModel();

                double[][] rankedArray = XMLSerializer.DeserializeFile <double[][]>(GuiPreferences.Instance.WorkDirectory + "TrainSet_" + GuiPreferences.Instance.NudClassifyUsingTR.ToString() + "th_vectors_scaledCS_filteredIG_indices.xml");
                for (int a = 0; a < rankedArray.Length; a++)
                {
                    TrainingTesting_SharedVariables._trainTopIGFeatures[a] = Convert.ToInt32(rankedArray[a][0]);
                }

                //this should be done ONCE - move elsewhere.
                Preferences.Instance.fastvector = RealTimeProcessing.CreateFastVector(TrainingTesting_SharedVariables._trainTopIGFeatures.Length);

                //GuiPreferences.Instance.FromTR = from;// 264;
                //GuiPreferences.Instance.ToTR = 100;// 264;
                Preferences.Instance.currentUDPVector = 0;
                Preferences.Instance.udp.RegisterCallBack(TrainingTesting_SharedVariables.binary.loadRawDataUsing_UDP);

                //finally load
                //PublicMethods.binary.loadRawData();

                /*
                 *  //register this function that deals with loading of the filenames
                 *  //BUT ONLY ONCE!
                 *  Preferences.Instance.pipeServer.registerEvent(PublicMethods.binary.loadRawDataUsingPipes_ReceiveData);
                 *
                 *  //PublicMethods.binary.loadRawDataUsingPipes_SendData();
                 *
                 *  //* to automatically send data ever 2s as a simulation and to test the classes.
                 *  PublicMethods.binary.loadRawDataUsingPipes_SendDataTimer();
                 */
            }

            UDPListenActive = !UDPListenActive;
            return(true);
        }