人工智能-动物识别专家系统算法Python + Pyqt 实现

一、基础知识库

有毛发 哺乳动物 -

有奶 哺乳动物 -

有羽毛 鸟 -

会飞 会下蛋 鸟 -

吃肉 食肉动物 -

有犬齿 有爪 眼盯前方 食肉动物 -

哺乳动物 有蹄 有蹄类动物 -

哺乳动物 反刍动物 有蹄类动物 -

哺乳动物 食肉动物 黄褐色 身上有暗斑点 金钱豹 *

哺乳动物 食肉动物 黄褐色 身上有黑色条纹 虎 *

有蹄类动物 长脖子 有长腿 身上有暗斑点 长颈鹿 *

有蹄类动物 身上有黑色条纹 斑马 *

鸟 长脖子 有长腿 不会飞 有黑白二色 鸵鸟 *

鸟 会游泳 不会飞 有黑白二色 企鹅 *

鸟 善飞 信天翁 *

最后一个字符为 - 表示结论为中间结果为 * 表示为一种动物

二、QT界面源码

# -*- coding: utf-8 -*-

# Form implementation generated from reading ui file '动物识别专家系统.ui'

#

# Created by: PyQt5 UI code generator 5.9.2

#

# WARNING! All changes made in this file will be lost!

from PyQt5 import QtCore, QtGui, QtWidgets

from PyQt5.QtGui import QFont

class Ui_Animals(object):

    def setupUi(self, Animals):

        Animals.setObjectName("Animals")

        Animals.resize(1127, 710)

        Animals.setAutoFillBackground(True)

        self.TL = QtWidgets.QTextEdit(Animals)

        self.TL.setGeometry(QtCore.QRect(670, 200, 251, 211))

        self.TL.setObjectName("TL")

        self.input = QtWidgets.QTextEdit(Animals)

        self.input.setGeometry(QtCore.QRect(240, 100, 151, 321))

        self.input.setAutoFillBackground(False)

        self.input.setObjectName("input")

        self.result = QtWidgets.QTextEdit(Animals)

        self.result.setGeometry(QtCore.QRect(670, 100, 251, 51))

        self.result.setObjectName("result")

        self.result.setReadOnly(True)

        self.input_lable = QtWidgets.QLabel(Animals)

        self.input_lable.setGeometry(QtCore.QRect(100, 80, 141, 41))

        self.input_lable.setObjectName("input_lable")

        self.input_lable.setFont(QFont("Roman times", 10, QFont.Bold))

        self.TL_label = QtWidgets.QLabel(Animals)

        self.TL_label.setGeometry(QtCore.QRect(750, 150, 101, 61))

        self.TL_label.setObjectName("TL_label")

        self.TL_label.setFont(QFont("Roman times", 10, QFont.Bold))

        self.result_label = QtWidgets.QLabel(Animals)

        self.result_label.setGeometry(QtCore.QRect(750, 70, 111, 31))

        self.result_label.setObjectName("result_label")

        self.result_label.setFont(QFont("Roman times", 10, QFont.Bold))

        self.scrollArea = QtWidgets.QScrollArea(Animals)

        self.scrollArea.setGeometry(QtCore.QRect(90, 120, 141, 20))

        self.scrollArea.setWidgetResizable(True)

        self.scrollArea.setObjectName("scrollArea")

        self.scrollAreaWidgetContents = QtWidgets.QWidget()

        self.scrollAreaWidgetContents.setGeometry(QtCore.QRect(0, 0, 139, 18))

        self.scrollAreaWidgetContents.setObjectName("scrollAreaWidgetContents")

        self.comboBox = QtWidgets.QComboBox(self.scrollAreaWidgetContents)

        self.comboBox.setGeometry(QtCore.QRect(0, 0, 141, 21))

        self.comboBox.setObjectName("comboBox")

        self.scrollArea.setWidget(self.scrollAreaWidgetContents)

        self.pushButton = QtWidgets.QPushButton(Animals)

        self.pushButton.setGeometry(QtCore.QRect(500, 240, 93, 28))

        self.pushButton.setObjectName("pushButton")

        self.pushButton.setFont(QFont("Roman times", 10, QFont.Bold))

        self.checkBox = QtWidgets.QCheckBox(Animals)

        self.checkBox.setGeometry(QtCore.QRect(500, 190, 91, 19))

        self.checkBox.setObjectName("checkBox")

        self.checkBox.setFont(QFont("Roman times", 10, QFont.Bold))

        self.pushButton_2 = QtWidgets.QPushButton(Animals)

        self.pushButton_2.setGeometry(QtCore.QRect(10, 120, 61, 21))

        self.pushButton_2.setObjectName("pushButton_2")

        self.pushButton_2.setFont(QFont("Roman times", 10, QFont.Bold))

        self.pushButton_3 = QtWidgets.QPushButton(Animals)

        self.pushButton_3.setGeometry(QtCore.QRect(500, 300, 91, 31))

        self.pushButton_3.setObjectName("pushButton_3")

        self.pushButton_3.setFont(QFont("Roman times", 10, QFont.Bold))

        self.retranslateUi(Animals)

        self.pushButton.clicked.connect(Animals.test)

        self.comboBox.activated['int'].connect(Animals.selectChange)

        self.checkBox.stateChanged['int'].connect(Animals.checkChange)

        self.pushButton_2.clicked.connect(Animals.selectInit)

        self.pushButton_3.clicked.connect(Animals.rules)

        QtCore.QMetaObject.connectSlotsByName(Animals)

    def retranslateUi(self, Animals):

        _translate = QtCore.QCoreApplication.translate

        Animals.setWindowTitle(_translate("Animals", "Form"))

        self.input_lable.setText(_translate("Animals", "请输入已知事实"))

        self.TL_label.setText(_translate("Animals", "推理过程"))

        self.result_label.setText(_translate("Animals", "专家分析结果"))

        self.pushButton.setText(_translate("Animals", "推理"))

        self.checkBox.setText(_translate("Animals", "反向推理"))

        self.pushButton_2.setText(_translate("Animals", "初始化"))

        self.pushButton_3.setText(_translate("Animals", "修改规则库"))

三、后端处理 Python源码

# -*- coding: utf-8 -*-

# Form implementation generated from reading ui file 'animal.py'

#

# Created by: PyQt5 UI code generator 5.9.2

#

# WARNING! All changes made in this file will be lost!

from 动物识别专家系统 import Ui_Animals

from PyQt5 import QtWidgets

from PyQt5 import  QtGui

import sys

import os

import tkinter

from tkinter import messagebox

def IsEvidence(x):

    for i in mywindow.fact:

        if x == i[-2]:

            return False

    return True

def getData(x):

    data = []

    for i in mywindow.fact:

        tr = []

        if x == i[-2]:

            for j in range(0, len(i) - 1):

                tr.append(i[j])

            data.append(tr)

    return data

def backs(data):

    c = 0

    flag = False

    for i in data:

        d = "if "

        for s in range(0, len(i)):

            if s == len(i)-2:

                d = d + str(i[s]) + " then "

            else:

                d = d + str(i[s]) + " "

        window.TL.append(d)

        for j in range(0, len(i) - 1):

            if (IsEvidence(i[j])):

                root = tkinter.Tk()

                root.withdraw()

                a= messagebox.askquestion("提示", i[j]+"吗")

                #print(i[j] + "吗?")

                #r = input()

                print(a)

                if a == "yes":

                    c = c + 1

            else:

                temp = getData(i[j])

                if (backs(temp)):

                    c = c + 1

        if c >= i.__len__() - 1:

            flag = True

            print(i[-1])

            print("验证成功")

            break

        else:

            flag = False

            print(i[-1])

            print("验证失败")

    if (flag):

        return True

    else:

        return False

class  mywindow(QtWidgets.QWidget,Ui_Animals):

    fact = []

    conditions = set("")

    res = set("")

    def __init__(self):

        super(mywindow, self).__init__()

        f = open("rules.txt", "r")

        for line in f:

            ls = line.strip('\n').split(" ")

            mywindow.fact.append(ls)

        f.close()

        for i in mywindow.fact:

            for j in range(0,len(i)-2):

                mywindow.conditions.add(i[j])

            mywindow.res.add(i[-2])

        self.setupUi(self)

    def resizeEvent(self, event):

        palette = QtGui.QPalette()

        pix = QtGui.QPixmap('images/3.jpg')

        pix = pix.scaled(self.width(), self.height())

        palette.setBrush(QtGui.QPalette.Background, QtGui.QBrush(pix))

        self.setPalette(palette)

    def test(self):

        if self.checkBox.isChecked():#逆向推理

            i = self.comboBox.currentIndex()

            s = self.comboBox.itemText(i)

            print(s)

            data=getData(s)

            print(data)

            if (backs(data)):

                root = tkinter.Tk()

                root.withdraw()

                a = messagebox.showinfo("提示", "该动物是" + data[0][-1])

                self.result.setText("专家分析该动物是"+data[0][-1])

            else:

                root = tkinter.Tk()

                root.withdraw()

                self.result.setText("专家分析该动物不是" + data[0][-1])

                a = messagebox.showinfo("提示", "该动物不是" + data[0][-1])

        else: #正向推理

            s= self.input.toPlainText()

            tl =""

            description = s.split("\n")

            print("des")

            print(description)

            line = 0

            for i in mywindow.fact:

                same = 0

                for j in range(0, len(i)):

                    if j >= len(i) - 2:

                        break

                    for k in range(0, len(description)):

                        if i[j] == description[k]:

                            same = same + 1

                            break

                    if k == len(description):

                        break

                if same == i.__len__() - 2:

                    print("same=i")

                    line = 1

                    if i[-1] == "*":  # 是结论

                        d = "if "

                        for s in range(0,len(i)-1) :

                            if s == len(i)-3:

                                d=d+str(i[s])+" then "

                            else:

                                d=d+str(i[s])+" "

                        tl = tl + d + "\n"

                        self.TL.setText(tl)

                        self.result.setText("专家分析该动物是"+i[-2])

                        print(i[-2])

                    else:

                        line = 1

                        d = "if "

                        for s in range(0, len(i) - 1):

                            if s == len(i) - 3:

                                d = d + str(i[s]) + " then "

                            else:

                                d = d + str(i[s]) + " "

                        tl = tl + d +"\n"

                        self.TL.setText(tl)

                        self.result.setText("专家也不知道具体是什么动物，大概率推测是"+i[-2])

                        # print(i[-1])

                        description.append(i[-2])

            if line ==0:

                self.result.setText("专家也不知道具体是什么动物")

    def selectInit(self):

        mywindow.fact.clear()

        mywindow.conditions.clear()

        mywindow.res.clear()

        f = open("rules.txt", "r")

        for line in f:

            ls = line.strip('\n').split(" ")

            mywindow.fact.append(ls)

        f.close()

        for i in mywindow.fact:

            for j in range(0, len(i) - 2):

                mywindow.conditions.add(i[j])

            mywindow.res.add(i[-2])

        self.comboBox.clear()

        self.input.clear()

        self.result.clear()

        self.TL.clear()

        if(self.checkBox.isChecked()):

            for x in mywindow.res:

                self.comboBox.addItem(str(x))

        else:

            for x in mywindow.conditions:

                self.comboBox.addItem(str(x))

    def selectChange(self):

        if self.checkBox.isChecked():

            self.input.clear()

            i = self.comboBox.currentIndex()

            s = self.comboBox.itemText(i)

            self.input.append(s)

        else:

            i = self.comboBox.currentIndex()

            s = self.comboBox.itemText(i)

            self.input.append(s)

    def checkChange(self):

        self.comboBox.clear()

        if self.checkBox.isChecked():

            for x in mywindow.res:

                self.comboBox.addItem(str(x))

        else:

            for x in mywindow.conditions:

                self.comboBox.addItem(str(x))

    def rules(self):

        os.startfile('rules.txt')

app = QtWidgets.QApplication(sys.argv)

window = mywindow()

window.show()

sys.exit(app.exec_())

巴特西

人工智能-动物识别专家系统算法Python + Pyqt 实现

一、基础知识库

二、QT界面源码

三、后端处理 Python源码

最新文章

热门文章

巴特西

人工智能-动物识别专家系统算法Python + Pyqt 实现

一、基础知识库

二、QT界面 源码

三、后端处理 Python源码

最新文章

热门文章

二、QT界面源码