Exemple #1
0
def main():
    app = qtpy.QtWidgets.QApplication(sys.argv)
    EARepository = PopulationRepository()
    PSORepository = PopulationRepository()
    eaController = EvolutionaryController(EARepository, 3, 100, 0.5, 1000)
    hcController = HillClimbingController(3, 1000)
    psoController = PSOController(PSORepository, 3, 100, 1000, 1.0, 1.1, 2.1,
                                  10)
    gui = GUI(eaController, hcController, psoController)
    gui.show()
    sys.exit(app.exec_())
Exemple #2
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    def __performTests(self):
        EARepository = PopulationRepository()
        PSORepository = PopulationRepository()

        self.__evolutionaryController = EvolutionaryController(
            EARepository, 7, 40, 0.5, 1000)
        self.__hillClimbingController = HillClimbingController(7, 1000)
        self.__psoController = PSOController(PSORepository, 7, 1000, 100, 0.5,
                                             1.1, 1.5, 10)

        self.__readInputEvolutionary()
        self.__readInputHillClimbing()
        self.__readInputPSO()

        worker = Worker(self.__doTheTests)
        #worker.signals.result.connect(self.__printTestResults)
        worker.signals.finished.connect(self.__enableButtons)

        self.__disableButtons()

        self.threadpool.start(worker)
Exemple #3
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class GUI(QMainWindow):
    def __init__(self, evolutionaryController, hillClimbingController,
                 psoController):
        super(GUI, self).__init__()
        loadUi("mainWindows.ui", self)

        self.problemSizeLineEdit.setValidator(
            qtpy.QtGui.QIntValidator(1, 2147483647))
        self.populationSizeLineEdit.setValidator(
            qtpy.QtGui.QIntValidator(1, 2147483647))
        self.probabilityMutationLineEdit.setValidator(
            qtpy.QtGui.QDoubleValidator(0.0, 1.0, 50))
        self.numberOfIterationsLineEdit.setValidator(
            qtpy.QtGui.QIntValidator(1, 2147483647))
        self.wLineEdit.setValidator(qtpy.QtGui.QDoubleValidator(
            0.0, 100.0, 50))
        self.c1LineEdit.setValidator(
            qtpy.QtGui.QDoubleValidator(0.0, 100.0, 50))
        self.c2LineEdit.setValidator(
            qtpy.QtGui.QDoubleValidator(0.0, 100.0, 50))
        self.neighbourhoodSizeLineEdit.setValidator(
            qtpy.QtGui.QIntValidator(1, 2147483647))

        self.evolutionaryAlgorithmButton.clicked.connect(
            self.__executeEvolutionaryAlgorithm)
        self.hillClimbingButton.clicked.connect(self.__executeHillClimbing)
        self.psoButton.clicked.connect(self.__executePSO)
        self.stopButton.clicked.connect(self.__stopProcess)
        self.testButton.clicked.connect(self.__performTests)
        self.printTestResultButton.clicked.connect(
            self.__printPreviousTestResult)
        self.__evolutionaryController = evolutionaryController
        self.__hillClimbingController = hillClimbingController
        self.__psoController = psoController

        self.threadpool = qtpy.QtCore.QThreadPool()

        self.__printPreviousTestResult()
        self.stopButton.setEnabled(False)

    def __enableButtons(self):
        self.evolutionaryAlgorithmButton.setEnabled(True)
        self.hillClimbingButton.setEnabled(True)
        self.psoButton.setEnabled(True)
        self.stopButton.setEnabled(False)
        self.testButton.setEnabled(True)

    def __disableButtons(self):
        self.evolutionaryAlgorithmButton.setEnabled(False)
        self.hillClimbingButton.setEnabled(False)
        self.psoButton.setEnabled(False)
        self.stopButton.setEnabled(True)
        self.testButton.setEnabled(False)

    def __stopProcess(self):
        self.__evolutionaryController.interuptProcess()
        self.__hillClimbingController.interuptProcess()
        self.__psoController.interuptProcess()

        self.stopButton.setEnabled(False)

    def __executeHillClimbing(self):
        self.__readInputHillClimbing()

        worker = Worker(self.__hillClimbingController.startHillClimbing)
        worker.signals.result.connect(self.__printHillClimbingResult)
        worker.signals.progress.connect(self.__printHillClimbingPartial)
        worker.signals.finished.connect(self.__enableButtons)

        self.__disableButtons()

        self.threadpool.start(worker)

    def __executePSO(self):
        self.__readInputPSO()

        worker = Worker(self.__psoController.startPSO)
        worker.signals.result.connect(self.__printPSOResult)
        worker.signals.progress.connect(self.__printPSOPartial)
        worker.signals.finished.connect(self.__enableButtons)

        self.__disableButtons()

        self.threadpool.start(worker)

    def __printPSOPartial(self, result):

        self.resultLabel.setText("Fitness (0 is the best value) = " +
                                 str(result[0].fitness) + " after " +
                                 str(result[1]) + " iterations.")
        matrixToCheck = result[0].position
        self.matrixDisplayTableWidget.clear()
        header = self.matrixDisplayTableWidget.horizontalHeader()
        header.setSectionResizeMode(qtpy.QtWidgets.QHeaderView.Stretch)

        self.matrixDisplayTableWidget.setRowCount(len(matrixToCheck) // 2)
        self.matrixDisplayTableWidget.setColumnCount(len(matrixToCheck) // 2)
        for i in range(len(matrixToCheck) // 2):
            for j in range(len(matrixToCheck) // 2):
                cell = qtpy.QtWidgets.QTableWidgetItem(
                    str(matrixToCheck[i][j]) + "," +
                    str(matrixToCheck[i + len(matrixToCheck) // 2][j]))
                cell.setTextAlignment(qtpy.QtCore.Qt.AlignHCenter)
                self.matrixDisplayTableWidget.setItem(i, j, cell)

    def __printPSOResult(self, result):

        self.resultLabel.setText("Final fitness (0 is the best value) = " +
                                 str(result[0].fitness) + " after " +
                                 str(result[1]) + " iterations.")
        matrixToCheck = result[0].position
        self.matrixDisplayTableWidget.clear()
        header = self.matrixDisplayTableWidget.horizontalHeader()
        header.setSectionResizeMode(qtpy.QtWidgets.QHeaderView.Stretch)

        self.matrixDisplayTableWidget.setRowCount(len(matrixToCheck) // 2)
        self.matrixDisplayTableWidget.setColumnCount(len(matrixToCheck) // 2)
        for i in range(len(matrixToCheck) // 2):
            for j in range(len(matrixToCheck) // 2):
                cell = qtpy.QtWidgets.QTableWidgetItem(
                    str(matrixToCheck[i][j]) + "," +
                    str(matrixToCheck[i + len(matrixToCheck) // 2][j]))
                cell.setTextAlignment(qtpy.QtCore.Qt.AlignHCenter)
                self.matrixDisplayTableWidget.setItem(i, j, cell)

        self.mathPlotWidget.canvas.axes.clear()
        self.mathPlotWidget.canvas.axes.plot(result[2])
        self.mathPlotWidget.canvas.axes.set_title(
            'The best fitness for each iteration')
        self.mathPlotWidget.canvas.axes.yaxis.set_major_locator(
            MaxNLocator(integer=True))
        self.mathPlotWidget.canvas.axes.xaxis.set_major_locator(
            MaxNLocator(integer=True))

        self.mathPlotWidget.canvas.draw()

    def __executeEvolutionaryAlgorithm(self):

        self.__readInputEvolutionary()
        worker = Worker(self.__evolutionaryController.startEvolutionary)
        worker.signals.result.connect(self.__printResultEvolutionary)
        worker.signals.progress.connect(self.__printResultEvolutionaryPartial)
        worker.signals.finished.connect(self.__enableButtons)

        self.__disableButtons()

        self.threadpool.start(worker)

    def __readInputHillClimbing(self):
        problemSize = 3

        try:
            problemSize = int(self.problemSizeLineEdit.text())
            if problemSize <= 0:
                raise Exception
        except:
            problemSize = 3

        numberOfIterations = 10000
        try:
            numberOfIterations = int(self.numberOfIterationsLineEdit.text())
            if numberOfIterations <= 0:
                numberOfIterations = 10000
        except:
            numberOfIterations = 10000

        self.__hillClimbingController.setMatrixSize(problemSize)
        self.__hillClimbingController.setNumberOfIterations(numberOfIterations)

    def __readInputEvolutionary(self):
        problemSize = 3

        try:
            problemSize = int(self.problemSizeLineEdit.text())
            if problemSize <= 0:
                raise Exception
        except:
            problemSize = 3

        populationSize = 100
        try:
            populationSize = int(self.populationSizeLineEdit.text())
            if populationSize <= 0:
                raise Exception
        except:
            populationSize = 100

        probabilityMutation = 0.3
        try:
            probabilityMutation = float(
                self.probabilityMutationLineEdit.text())
            if probabilityMutation <= 0.0:
                raise Exception
            if probabilityMutation >= 1.0:
                raise Exception
        except:
            probabilityMutation = 0.3
        numberOfIterations = 10000
        try:
            numberOfIterations = int(self.numberOfIterationsLineEdit.text())
            if numberOfIterations <= 0:
                numberOfIterations = 10000
        except:
            numberOfIterations = 10000

        self.__evolutionaryController.setMatrixSize(problemSize)
        self.__evolutionaryController.setPopulationNumber(populationSize)
        self.__evolutionaryController.setprobabilityMutation(
            probabilityMutation)
        self.__evolutionaryController.setNumberOfIterations(numberOfIterations)

    def __readInputPSO(self):
        problemSize = 3

        try:
            problemSize = int(self.problemSizeLineEdit.text())
            if problemSize <= 0:
                raise Exception
        except:
            problemSize = 3

        populationSize = 100
        try:
            populationSize = int(self.populationSizeLineEdit.text())
            if populationSize <= 0:
                raise Exception
        except:
            populationSize = 100

        numberOfIterations = 10000
        try:
            numberOfIterations = int(self.numberOfIterationsLineEdit.text())
            if numberOfIterations <= 0:
                numberOfIterations = 10000
        except:
            numberOfIterations = 10000

        w = 1.0
        try:
            w = float(self.wLineEdit.text())
            if w <= 0.0:
                raise Exception
        except:
            w = 1.0

        c1 = 1.1
        try:
            c1 = float(self.c1LineEdit.text())
            if c1 <= 0.0:
                raise Exception
        except:
            c1 = 1.1

        c1 = 1.1
        try:
            c1 = float(self.c1LineEdit.text())
            if c1 <= 0.0:
                raise Exception
        except:
            c1 = 1.1

        c2 = 2.0
        try:
            c2 = float(self.c1LineEdit.text())
            if c2 <= 0.0:
                raise Exception
        except:
            c2 = 2.0

        neighbourHoodSize = 10
        try:
            neighbourHoodSize = int(self.neighbourhoodSizeLineEdit.text())
            if neighbourHoodSize <= 0:
                neighbourHoodSize = 10
        except:
            neighbourHoodSize = 10

        self.__psoController.setMatrixSize(problemSize)
        self.__psoController.setPopulationNumber(populationSize)
        self.__psoController.setNumberOfIterations(numberOfIterations)
        self.__psoController.setInertiaCoefficient(w)
        self.__psoController.setSocialLearningCoefficient(c1)
        self.__psoController.setCognitiveLearningCoefficient(c2)
        self.__psoController.setNeighbourHoodSize(neighbourHoodSize)

    def __printHillClimbingPartial(self, result):

        self.resultLabel.setText("Fitness (0 is the best value) = " +
                                 str(result[0]) + " after " + str(result[2]) +
                                 " iterations.")
        matrixToCheck = result[1]
        self.matrixDisplayTableWidget.clear()
        header = self.matrixDisplayTableWidget.horizontalHeader()
        header.setSectionResizeMode(qtpy.QtWidgets.QHeaderView.Stretch)

        self.matrixDisplayTableWidget.setRowCount(len(matrixToCheck) // 2)
        self.matrixDisplayTableWidget.setColumnCount(len(matrixToCheck) // 2)
        for i in range(len(matrixToCheck) // 2):
            for j in range(len(matrixToCheck) // 2):
                cell = qtpy.QtWidgets.QTableWidgetItem(
                    str(matrixToCheck[i][j]) + "," +
                    str(matrixToCheck[i + len(matrixToCheck) // 2][j]))
                cell.setTextAlignment(qtpy.QtCore.Qt.AlignHCenter)
                self.matrixDisplayTableWidget.setItem(i, j, cell)

    def __printHillClimbingResult(self, result):
        '''
        print("Final fitness (0 is the best value) = " + str(result[0]) + " after " + str(result[2]) + " iterations.")
        matrixToCheck = result[1]
        #print(matrixToCheck)
        for i in range(len(matrixToCheck)//2):
            for j in range(len(matrixToCheck)//2):
                print("("+str(matrixToCheck[i][j]) +","+str(matrixToCheck[i+len(matrixToCheck)//2][j])+") ",end="")
            print()
        '''
        self.resultLabel.setText("Final fitness (0 is the best value) = " +
                                 str(result[0]) + " after " + str(result[2]) +
                                 " iterations.")
        matrixToCheck = result[1]
        self.matrixDisplayTableWidget.clear()
        header = self.matrixDisplayTableWidget.horizontalHeader()
        header.setSectionResizeMode(qtpy.QtWidgets.QHeaderView.Stretch)

        self.matrixDisplayTableWidget.setRowCount(len(matrixToCheck) // 2)
        self.matrixDisplayTableWidget.setColumnCount(len(matrixToCheck) // 2)
        for i in range(len(matrixToCheck) // 2):
            for j in range(len(matrixToCheck) // 2):
                cell = qtpy.QtWidgets.QTableWidgetItem(
                    str(matrixToCheck[i][j]) + "," +
                    str(matrixToCheck[i + len(matrixToCheck) // 2][j]))
                cell.setTextAlignment(qtpy.QtCore.Qt.AlignHCenter)
                self.matrixDisplayTableWidget.setItem(i, j, cell)
        self.mathPlotWidget.canvas.axes.clear()
        self.mathPlotWidget.canvas.axes.plot(result[3])
        self.mathPlotWidget.canvas.axes.set_title(
            'The best fitness for each iteration')
        self.mathPlotWidget.canvas.axes.yaxis.set_major_locator(
            MaxNLocator(integer=True))
        self.mathPlotWidget.canvas.axes.xaxis.set_major_locator(
            MaxNLocator(integer=True))

        self.mathPlotWidget.canvas.draw()
        self.stopButton.setEnabled(False)

    def __printResultEvolutionaryPartial(self, result):
        '''
        
        print("Final fitness (0 is the best value) = " + str(result[0]) + " after " + str(result[2]) + " iterations.")
        matrixToCheck = result[1]
        #print(matrixToCheck)
        for i in range(len(matrixToCheck)//2):
            for j in range(len(matrixToCheck)//2):
                print("("+str(matrixToCheck[i][j]) +","+str(matrixToCheck[i+len(matrixToCheck)//2][j])+") ",end="")
            print()
        '''

        self.resultLabel.setText("Fitness (0 is the best value) = " +
                                 str(result[0]) + " after " + str(result[2]) +
                                 " iterations.")
        matrixToCheck = result[1]

        self.matrixDisplayTableWidget.clear()
        header = self.matrixDisplayTableWidget.horizontalHeader()
        header.setSectionResizeMode(qtpy.QtWidgets.QHeaderView.Stretch)

        self.matrixDisplayTableWidget.setRowCount(len(matrixToCheck) // 2)
        self.matrixDisplayTableWidget.setColumnCount(len(matrixToCheck) // 2)
        for i in range(len(matrixToCheck) // 2):
            for j in range(len(matrixToCheck) // 2):
                cell = qtpy.QtWidgets.QTableWidgetItem(
                    str(matrixToCheck[i][j]) + "," +
                    str(matrixToCheck[i + len(matrixToCheck) // 2][j]))
                cell.setTextAlignment(qtpy.QtCore.Qt.AlignHCenter)
                self.matrixDisplayTableWidget.setItem(i, j, cell)

    def __printResultEvolutionary(self, result):
        '''
        
        print("Final fitness (0 is the best value) = " + str(result[0]) + " after " + str(result[2]) + " iterations.")
        matrixToCheck = result[1]
        #print(matrixToCheck)
        for i in range(len(matrixToCheck)//2):
            for j in range(len(matrixToCheck)//2):
                print("("+str(matrixToCheck[i][j]) +","+str(matrixToCheck[i+len(matrixToCheck)//2][j])+") ",end="")
            print()
        '''

        self.resultLabel.setText("Final fitness (0 is the best value) = " +
                                 str(result[0]) + " after " + str(result[2]) +
                                 " iterations.")
        matrixToCheck = result[1]

        self.matrixDisplayTableWidget.clear()
        header = self.matrixDisplayTableWidget.horizontalHeader()
        header.setSectionResizeMode(qtpy.QtWidgets.QHeaderView.Stretch)

        self.matrixDisplayTableWidget.setRowCount(len(matrixToCheck) // 2)
        self.matrixDisplayTableWidget.setColumnCount(len(matrixToCheck) // 2)
        for i in range(len(matrixToCheck) // 2):
            for j in range(len(matrixToCheck) // 2):
                cell = qtpy.QtWidgets.QTableWidgetItem(
                    str(matrixToCheck[i][j]) + "," +
                    str(matrixToCheck[i + len(matrixToCheck) // 2][j]))
                cell.setTextAlignment(qtpy.QtCore.Qt.AlignHCenter)
                self.matrixDisplayTableWidget.setItem(i, j, cell)

        self.mathPlotWidget.canvas.axes.clear()
        self.mathPlotWidget.canvas.axes.plot(result[3])
        self.mathPlotWidget.canvas.axes.set_title(
            'The best fitness for each iteration')
        self.mathPlotWidget.canvas.axes.yaxis.set_major_locator(
            MaxNLocator(integer=True))
        self.mathPlotWidget.canvas.axes.xaxis.set_major_locator(
            MaxNLocator(integer=True))

        self.mathPlotWidget.canvas.draw()

        plt.plot(result[3])
        plt.savefig('books_read.png')

    def __performTests(self):
        EARepository = PopulationRepository()
        PSORepository = PopulationRepository()

        self.__evolutionaryController = EvolutionaryController(
            EARepository, 7, 40, 0.5, 1000)
        self.__hillClimbingController = HillClimbingController(7, 1000)
        self.__psoController = PSOController(PSORepository, 7, 1000, 100, 0.5,
                                             1.1, 1.5, 10)

        self.__readInputEvolutionary()
        self.__readInputHillClimbing()
        self.__readInputPSO()

        worker = Worker(self.__doTheTests)
        #worker.signals.result.connect(self.__printTestResults)
        worker.signals.finished.connect(self.__enableButtons)

        self.__disableButtons()

        self.threadpool.start(worker)

    def __printPreviousTestResult(self):
        resultEA = np.loadtxt("earesult.txt")
        resultEAAVGSTANDDEV = np.loadtxt("earesult_avg_standdev.txt")
        resultHC = np.loadtxt("hcresult.txt")
        resultHCAVGSTANDDEV = np.loadtxt("hcresult_avg_standdev.txt")
        resultPSO = np.loadtxt("psoresult.txt")
        resultPSOAVGSTANDDEV = np.loadtxt("psoresult_avg_standdev.txt")

        self.mathPlotWidget.canvas.axes.clear()
        self.mathPlotWidget.canvas.axes.plot(resultEA,
                                             label="Evolutionary average")
        self.mathPlotWidget.canvas.axes.plot(resultHC,
                                             label="Hill climbing average")
        self.mathPlotWidget.canvas.axes.plot(resultPSO,
                                             label="PSO climbing average")
        self.mathPlotWidget.canvas.axes.legend()
        self.mathPlotWidget.canvas.axes.set_title(
            'The test for best fitness average for each iteration')
        self.mathPlotWidget.canvas.axes.yaxis.set_major_locator(
            MaxNLocator(integer=True))
        self.mathPlotWidget.canvas.axes.xaxis.set_major_locator(
            MaxNLocator(integer=True))
        self.mathPlotWidget.canvas.draw()

        self.resultLabel.setText(
            "Average Fitness EA, standard deviation EA = " +
            "{0:.2f}".format(resultEAAVGSTANDDEV[0]) + "," +
            "{0:.2f}".format(resultEAAVGSTANDDEV[1]) +
            " Average Fitness Hill cimbing, standard deviation Hill climbing = "
            + "{0:.2f}".format(resultHCAVGSTANDDEV[0]) + "," +
            "{0:.2f}".format(resultHCAVGSTANDDEV[1]) +
            " Average Fitness PSO, standard deviation PSO = " +
            "{0:.2f}".format(resultPSOAVGSTANDDEV[0]) + "," +
            "{0:.2f}".format(resultPSOAVGSTANDDEV[1]))

    def __doTheTests(self, progress_callback):

        self.__evolutionaryController.setTesting(True)
        self.__hillClimbingController.setTesting(True)
        self.__psoController.setTesting(True)

        resultOfEA = self.__evolutionaryController.performTests()
        resultOfHC = self.__hillClimbingController.performTests()
        resultOfPSO = self.__psoController.performTests()

        result = (resultOfEA, resultOfHC, resultOfPSO)
        self.mathPlotWidget.canvas.axes.clear()
        self.mathPlotWidget.canvas.axes.plot(result[0][0],
                                             label="Evolutionary average")
        self.mathPlotWidget.canvas.axes.plot(result[1][0],
                                             label="Hill climbing average")
        self.mathPlotWidget.canvas.axes.plot(result[2][0],
                                             label="PSO climbing average")
        self.mathPlotWidget.canvas.axes.legend()
        self.mathPlotWidget.canvas.axes.set_title(
            'The test for best fitness average for each iteration')
        self.mathPlotWidget.canvas.axes.yaxis.set_major_locator(
            MaxNLocator(integer=True))
        self.mathPlotWidget.canvas.axes.xaxis.set_major_locator(
            MaxNLocator(integer=True))
        self.mathPlotWidget.canvas.draw()

        s = "Average Fitness EA, standard deviation EA = " + "{0:.2f}".format(
            result[0][1]
        ) + "," + "{0:.2f}".format(
            result[0][2]
        ) + " Average Fitness Hill cimbing, standard deviation Hill climbing = " + "{0:.2f}".format(
            result[1][1]
        ) + "," + "{0:.2f}".format(
            result[1][2]
        ) + " Average Fitness PSO, standard deviation PSO = " + "{0:.2f}".format(
            result[2][1]) + "," + "{0:.2f}".format(result[2][2])
        self.resultLabel.setText(
            "Average Fitness EA, standard deviation EA = " +
            "{0:.2f}".format(result[0][1]) + "," +
            "{0:.2f}".format(result[0][2]) +
            " Average Fitness Hill cimbing, standard deviation Hill climbing = "
            + "{0:.2f}".format(result[1][1]) + "," +
            "{0:.2f}".format(result[1][2]) +
            " Average Fitness PSO, standard deviation PSO = " +
            "{0:.2f}".format(result[2][1]) + "," +
            "{0:.2f}".format(result[2][2]))

        np.savetxt("earesult.txt", result[0][0], delimiter=",")
        np.savetxt("earesult_avg_standdev.txt", [result[0][1], result[0][2]],
                   delimiter=",")
        np.savetxt("hcresult.txt", result[1][0], delimiter=",")
        np.savetxt("hcresult_avg_standdev.txt", [result[1][1], result[1][2]],
                   delimiter=",")
        np.savetxt("psoresult.txt", result[2][0], delimiter=",")
        np.savetxt("psoresult_avg_standdev.txt", [result[2][1], result[2][2]],
                   delimiter=",")

        plt.plot(result[0][0], label="Evolutionary average")
        plt.plot(result[1][0], label="Hill climbing average")
        plt.plot(result[2][0], label="PSO climbing average")
        plt.legend()
        plt.title('The best fitness average for each iteration')
        plt.savefig('test_fresh.png')
        outF = open("resultString.txt", "w")
        outF.write(s)
        outF.close()
        self.__evolutionaryController.setTesting(False)
        self.__hillClimbingController.setTesting(False)
        self.__psoController.setTesting(False)

    def __averageForEachGeneration(self, resultEA):
        averages = []
        length = len(resultEA)
        for j in range(len(resultEA[0])):
            s = 0
            for i in range(len(resultEA)):
                s += resultEA[i][j]
            averages.append(s / length)
        return averages

    def __printTestResults(self, result):
        if result == None:
            return
        self.resultLabel.setText(
            "Average Fitness EA, standard deviation EA = " +
            "{0:.2f}".format(result[0][1]) + "," +
            "{0:.2f}".format(result[0][2]) +
            " Average Fitness Hill cimbing, standard deviation Hill climbing = "
            + "{0:.2f}".format(result[1][1]) + "," +
            "{0:.2f}".format(result[1][2]) +
            " Average Fitness PSO, standard deviation PSO = " +
            "{0:.2f}".format(result[2][1]) + "," +
            "{0:.2f}".format(result[2][2]))

        self.mathPlotWidget.canvas.axes.clear()
        self.mathPlotWidget.canvas.axes.plot(result[0][0],
                                             label="Evolutionary average")
        self.mathPlotWidget.canvas.axes.plot(result[1][0],
                                             label="Hill climbing average")
        self.mathPlotWidget.canvas.axes.plot(result[2][0],
                                             label="PSO climbing average")
        self.mathPlotWidget.canvas.axes.legend()
        self.mathPlotWidget.canvas.axes.set_title(
            'The best fitness average for each iteration')
        self.mathPlotWidget.canvas.axes.yaxis.set_major_locator(
            MaxNLocator(integer=True))
        self.mathPlotWidget.canvas.axes.xaxis.set_major_locator(
            MaxNLocator(integer=True))
        self.mathPlotWidget.canvas.draw()

        plt.plot(result[0][0], label="Evolutionary average")
        plt.plot(result[1][0], label="Hill climbing average")
        plt.plot(result[2][0], label="PSO climbing average")
        plt.legend()
        plt.title('The best fitness average for each iteration')
        plt.savefig('books_read.png')