帮我优化一下代码 import matplotlib.pyplot as plt from matplotlib.offsetbox import OffsetImage, AnnotationBbox import pandas as pd import tkinter as tk from tkinter import filedialog import csv import numpy as np filepath = filedialog.askopenfilename() readData = pd.read_csv(filepath, encoding = 'gb2312') # 读取csv数据 print(readData) xdata = readData.iloc[:, 2].tolist() # 获取dataFrame中的第3列，并将此转换为list ydata = readData.iloc[:, 3].tolist() # 获取dataFrame中的第4列，并将此转换为list Color_map = { '0x0': 'r', '0x10': 'b', '0x20': 'pink', '0x30': 'm', '0x40': 'm', '0x50': 'm', '0x60': 'g', '0x70': 'orange', '0x80': 'orange', '0x90': 'm', '0xa0': 'b', '0xb0': 'g', '0xc0': 'g', '0xd0': 'orange', '0xe0': 'orange', '0xf0': 'orange', } plt.ion() fig = plt.figure(num = "蓝牙钥匙连接状态", figsize= (10.8,10.8),frameon= True) gs = fig.add_gridspec(1, 1) ax = fig.add_subplot(gs[0, 0]) colors = readData.iloc[:, 1].map(Color_map) plt.title("Connecting Status For Bluetooth Key") #plt.rcParams['figure.figsize']=(15, 15) ax.axis('equal') a,b = (0.,0.) r = [5,10] for r1 in r: theta = np.arange(0,r1*np.pi,0.05) ax.plot(a+r1*np.cos(theta),b+r1*np.sin(theta),linestyle='-.',c = 'darkgrey') ax.spines['bottom'].set_position(('data', 0)) ax.spines['left'].set_position(('data', 0)) ax.spines['right'].set_position(('data', 0)) ax.spines['top'].set_position(('data', 0)) arr_img = plt.imread('D:\\2022\\测试工作\\蓝牙钥匙测试\\定位\\室内定位(v3.6.21).rar-1656500746516.室内定位(v3.6.21)\\车型图2.png') imagebox = OffsetImage(arr_img, zoom=0.3) ab = AnnotationBbox(imagebox, [0, 0],xybox=(0, 0),pad=0) ax.add_artist(ab) ticks = np.arange(-10,10,2) plt.xticks(ticks) plt.yticks(ticks) #plt.figure(figsize=(15,15)) plt.scatter(xdata, ydata, s=150, edgecolors = None, linewidths=0, alpha=0.3,c = colors) # 画散点图，*:r表示点用*表示，颜色为红色 plt.legend() plt.ioff() plt.show() # 画图

pycharm使用matplotlib.pyplot不显示图形的解决方法

3. 在上述代码中，'import matplotlib.pyplot as plt'这行代码前加上'import matplotlib'以及matplotlib.use('TkAgg')，是为了明确告诉matplotlib使用哪个后端来处理绘图事件。'TkAgg'后端是一个常用的后端，它基于...

Python数据分析实践：matplotlib绘制各类图表new.pdf

import matplotlib.pyplot as plt 2. **创建数据**：定义x轴和y轴的数据，例如使用numpy的arange和abs函数生成数据。 python x = np.arange(-10, 11) y = np.abs(x) 3. **调用绘图函数**：使用plt....

import pandas as pd import csv import matplotlib.pyplot as plt import tkinter as tk from PIL import Image, ImageTk from tkinter import filedialog from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg from tkinter import Tk, Button, Text, filedialog, messagebox from sklearn.preprocessing import StandardScaler,LabelEncoder from sklearn.model_selection import train_test_split from sklearn.linear_model import LinearRegression from sklearn.tree import DecisionTreeRegressor from sklearn.ensemble import RandomForestRegressor解释每一句代码的含义

- import matplotlib.pyplot as plt: 导入matplotlib库，并使用plt作为别名，matplotlib是一个绘图库，可以用于绘制各种图形、图表等。 - import tkinter as tk: 导入tkinter库，并使用tk作为别名，tkinter是...

import io import tkinter as tk from tkinter import * from tkinter import messagebox from tkinter import font import pandas as pd from pandas import DataFrame import numpy as np import matplotlib.pyplot as plt clickable = 1 data = None row = 0 column = 0 changing_label = None changing_entry = None rroot = None addr = '' aa = 0 bb = 0 index = 0

这是一段 Python 代码，其中使用了 tkinter、pandas、numpy 和 matplotlib.pyplot 库。它定义了一些变量和函数，但没有具体的实现代码。其中 clickable 变量的作用不明确，data 变量可能是存储数据的容器，row 和 ...

import tkinter as tk import csv import pandas as pd import matplotlib.pyplot as plt from tkinter import filedialog from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg root = tk.Tk() root.title("数据科学基础") root.geometry("800x600") font = ("楷体", 16) root.option_add("*Font", font) root.configure(bg="pink") def import_csv_data(): global file_path, df, txt_data file_path = filedialog.askopenfilename() df = pd.read_csv(file_path) top_5 = df.head() txt_data.delete('1.0', tk.END) txt_data.insert(tk.END, top_5) label2 = tk.Label(root, text="请选择要显示的图像：") label2.pack(side="left") button1 = tk.Button(root, text="散点图") button1.pack(side="left") button2 = tk.Button(root, text="折线图") button2.pack(side="left") button3 = tk.Button(root, text="柱状图") button3.pack(side="left") fig_container = tk.Frame(root) fig_container.pack() def show_figure(): x = df.iloc[:, 0] y = df.iloc[:, 1] if plt.fignum_exists(1): plt.clf() # 清空画布 if button1["state"] == "normal": plt.scatter(x, y) elif button2["state"] == "normal": plt.plot(x, y) elif button3["state"] == "normal": plt.bar(x, y) canvas = FigureCanvasTkAgg(plt.gcf(), master=fig_container) canvas.draw() canvas.get_tk_widget().pack() button1.config(command=lambda: (button1.config(state="disabled"), button2.config(state="normal"), button3.config(state="normal"), show_figure())) button2.config(command=lambda: (button2.config(state="disabled"), button1.config(state="normal"), button3.config(state="normal"), show_figure())) button3.config(command=lambda: (button3.config(state="disabled"), button1.config(state="normal"), button2.config(state="normal"), show_figure())) btn_import = tk.Button(root,text="导入CSV文件",command=import_csv_data) btn_import.pack() txt_data = tk.Text(root) txt_data.pack() btn_show_figure = tk.Button(root, text="显示图像", command=lambda: (button1.config(state="normal"), button2.config(state="normal"), button3.config(state="normal"))) btn_show_figure.pack() root.mainloop()如何修改代码实现对界面右侧实现滑动上下拉动界面的功能

import matplotlib.pyplot as plt from tkinter import filedialog from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg root = tk.Tk() root.title("数据科学基础") root.geometry("800x600") ...

import tkinter as tk import pandas as pd import matplotlib.pyplot as plt from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg import os class ExcelPlotter(tk.Frame): def init(self, master=None): super().init(master) self.master = master self.master.title("图方便") self.file_label = tk.Label(master=self, text="Excel File Path:") self.file_label.grid(row=0, column=0, sticky="w") self.file_entry = tk.Entry(master=self) self.file_entry.grid(row=0, column=1, columnspan=2, sticky="we") self.file_button = tk.Button(master=self, text="Open", command=self.open_file) self.file_button.grid(row=0, column=3, sticky="e") self.plot_button = tk.Button(master=self, text="Plot", command=self.plot_data) self.plot_button.grid(row=1, column=2, sticky="we") self.name_label = tk.Label(master=self, text="Out Image Name:") self.name_label.grid(row=2, column=0, sticky="w") self.name_entry = tk.Entry(master=self) self.name_entry.grid(row=2, column=1, columnspan=2, sticky="we") self.save_button = tk.Button(master=self, text="Save", command=self.save_image) self.save_button.grid(row=2, column=3, sticky="e") self.figure = plt.figure(figsize=(5, 4), dpi=150) self.canvas = FigureCanvasTkAgg(self.figure, master=self) self.canvas.get_tk_widget().grid(row=4, column=0, columnspan=4, sticky="we") self.pack() def open_file(self): file_path = tk.filedialog.askopenfilename(filetypes=[("Excel Files", "*.xls")]) self.file_entry.delete(0, tk.END) self.file_entry.insert(tk.END, file_path) def plot_data(self): file_path = self.file_entry.get() if os.path.exists(file_path): data = pd.read_excel(file_path) plt.plot(data['波长(nm)'], data['吸光度'], 'k') plt.xlim(300, 1000) plt.xlabel('Wavelength(nm)', fontsize=16) plt.ylabel('Abs.', fontsize=16) plt.gcf().subplots_adjust(left=0.13, top=0.91, bottom=0.16) plt.savefig('Last Fig', dpi=1000) plt.show() def save_image(self): if self.figure: file_path = tk.filedialog.asksaveasfilename(defaultextension=".png") if file_path: self.figure.savefig(file_path) root = tk.Tk() app = ExcelPlotter(master=root) app.mainloop()帮我增加一个删除当前图像的功能

import matplotlib.pyplot as plt from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg import os class ExcelPlotter(tk.Frame): def __init__(self, master=None): super().__init__(master...

import numpy as np import math import matplotlib.pyplot as plt import tkinter as tk import tkinter.messagebox import pandas as pd from openpyxl import load_workbook from warnings import simplefilter engine_torque = 10 i0 = 2.088 i1 = 2.928 ig = 2.929 efficiency = 0.96 Wheel_radius = 0.3059 slope = 0 #坡度单位弧度 slope_cos = math.cos(slope) slope_sin = math.sin(slope) rolling_resistance_coefficient = 0.01 air_coefficient = 0.28 face_area = 0.4 air_density = 1.2258 vehicle_speed = 0 weight = 268 step_size = 0.01 flag = 0 time = 0 vehicle_speed_plot = [] time_plot = [] def drive_force(engine_torque,i0,i1,ig,efficiency,Wheel_radius): drive_force = engine_torquei0igi1efficiency/Wheel_radius return drive_force def rolling_resistance(weight,rolling_resistance_coefficient,slope_cos): rolling_resistance = weightrolling_resistance_coefficientslope_cos return rolling_resistance def air_resistance(air_coefficient,face_area,air_density,relative_speed): air_resistance = 0.5air_coefficientface_areaair_densityrelative_speedrelative_speed return air_resistance def grade_resistance(weight,slope_sin): grade_resistance = weightslope_sin return grade_resistance while flag==0: relative_speed = vehicle_speed vehicle_acclerate = (drive_force(engine_torque,i0,i1,ig,efficiency,Wheel_radius)-rolling_resistance(weight,rolling_resistance_coefficient,slope_cos)-air_resistance(air_coefficient,face_area,air_density,relative_speed))/weight vehicle_speed = vehicle_accleratestep_size+vehicle_speed running_distance = relative_speedstep_size+0.5vehicle_accleratestep_size*step_size time = time+step_size if time == 10: flag = 1 vehicle_speed_plot.append(vehicle_speed) time_plot.append(time)

这段代码使用了多个变量和函数来计算车辆在直线道路上的行驶情况。具体来说，代码的主要功能是根据车辆的...最后，代码中使用了 numpy、math、matplotlib.pyplot、tkinter、pandas 和 openpyxl 等模块来实现各种功能。

怎么样把import tkinter as tk import csv from tkinter import filedialog root = tk.Tk() root.title("数据科学基础") root.geometry("800x600") #修改字体 font = ("楷体", 16) root.option_add("Font", font) #修改背景颜色 root.configure(bg="pink") def import_csv_data(): global file_path file_path = filedialog.askopenfilename() # 读取CSV文件并显示在Text控件上 data = pd.read_csv(file_path) # 获取前5行数据 top_5 = data.head() # 将前5行数据插入到Text控件 #txt_data.delete('1.0'.tk.END) txt_data.insert(tk.END, top_5) #创建导入按钮和文本框 btn_import = tk.Button(root,text="导入CSV文件",command=import_csv_data) btn_import.pack() txt_data = tk.Text(root) txt_data.pack() root.mainloop()怎么样把这段代码和import pandas as pd import matplotlib.pyplot as plt from tkinter import from tkinter import filedialog from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg # 创建 Tkinter 窗口 root = Tk() # 设置窗口标题 root.title("CSV文件分析") # 创建标签 label = Label(root, text="请选择要导入的CSV文件：") label.pack() # 创建按钮 button = Button(root, text="选择文件") # 创建事件处理函数 def choose_file(): # 弹出文件选择对话框 file_path = filedialog.askopenfilename() # 读取CSV文件 df = pd.read_csv(file_path) # 创建标签 label2 = Label(root, text="请选择要显示的图像：") label2.pack() # 创建按钮 button1 = Button(root, text="散点图") button1.pack() button2 = Button(root, text="折线图") button2.pack() button3 = Button(root, text="柱状图") button3.pack() # 创建图形容器 fig_container = Frame(root) fig_container.pack() # 创建事件处理函数 def show_scatter(): # 获取数据 x = df.iloc[:, 0] y = df.iloc[:, 1] # 绘制散点图 fig = plt.figure(figsize=(4, 4)) plt.scatter(x, y) # 将图形显示在容器中 canvas = FigureCanvasTkAgg(fig, master=fig_container) canvas.draw() canvas.get_tk_widget().pack() def show_line(): # 获取数据 x = df.iloc[:, 0] y = df.iloc[:, 1] # 绘制折线图 fig = plt.figure(figsize=(4, 4)) plt.plot(x, y) # 将图形显示在容器中 canvas = FigureCanvasTkAgg(fig, master=fig_container) canvas.draw() canvas.get_tk_widget().pack() def show_bar(): # 获取数据 x = df.iloc[:, 0] y = df.iloc[:, 1] # 绘制柱状图 fig = plt.figure(figsize=(4, 4)) plt.bar(x, y) # 将图形显示在容器中 canvas = FigureCanvasTkAgg(fig, master=fig_container) canvas.draw() canvas.get_tk_widget().pack() # 绑定事件处理函数 button1.config(command=show_scatter) button2.config(command=show_line) button3.config(command=show_bar) # 绑定事件处理函数 button.config(command=choose_file) button.pack() # 运行窗口 root.mainloop()这段代码结合起来一起实现

import matplotlib.pyplot as plt from tkinter import filedialog from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg root = tk.Tk() root.title("数据科学基础") root.geometry("800x600") font...

matplotlib-3.6.3.tar.gz

1. matplotlib概述：matplotlib是Python最广泛使用的数据可视化库，它基于Tkinter GUI库，但同时也支持其他后端如Qt、wxPython等。其设计理念是模仿MATLAB的绘图语法，因此对于MATLAB用户来说，matplotlib的学习曲线...

import tkinter as tk from sklearn.neighbors import KNeighborsClassifier from sklearn.model_selection import train_test_split import numpy as np import pandas as pd global button1 seeds=pd.read_csv("seed2.csv",sep='\t',header=None) X = seeds.iloc[:,:7].copy() y=seeds.iloc[:,-1].copy() X_train,X_test,y_train,y_test=train_test_split(X,y,test_size=test,random_state=random) def knn_score(k,X,y):# 构造算法对象 knn = KNeighborsClassifier(n_neighbors = k) scores = [] train_scores = [] random=NIrandom_state.get() global test_size for i in range(100): # 拆分 if random_state!="": X_train,X_test,y_train,y_test=train_test_split(X,y,test_size=test,random_state=random) else: X_train,X_test,y_train,y_test=train_test_split(X,y,test_size=test) # 训练 knn.fit(X_train,y_train) # 评价模型 scores.append(knn.score(X_test,y_test)) # 经验评分 train_scores.append(knn.score(X_train,y_train)) return np.array(scores).mean(),np.array(train_scores).mean() def root4(): root4=tk.Toplevel()#建立顶层控件wind root4.geometry("800x600")#设置窗口大小 root4.title("测试集与训练集划分")#设置窗口标题 label1 = tk.Label(root4, text="测试集与训练集划分", font=("Arial", 16)) label1.pack() global NIrandom_state,NItest_size NIrandom_state= tk.IntVar() tk.Label(root4, text="random_state:").place(x=50, y=50) tk.Entry(root4, textvariable=NIrandom_state).place(x=190,y=50) NItest_size= tk.IntVar() tk.Label(root4, text="用于测试的数据集比例:").place(x=50,y=110) tk.Entry(root4, textvariable=NItest_size).place(x=190,y=110) # 添加按钮 global button1 button1 = tk.Button(root4, text="运算", font=("Arial", 12),command=button_click) button1.place(x=50,y=150) global button2 button2=tk.Button(root4,text="图表展示",font=("Arial", 12),command=chart) button2.place(x=100,y=150) # 添加文本框 global text1 text1 = tk.Text(root4, width=50, height=10) text1.place(x=50,y=200) # 绑定按钮def button_click(): global test,random random=int(NIrandom_state.get()) test=float(NItest_size.get()) global button1 result_dict = {} k_list = [1,3,5,7,9,11] for k in k_list: score,train_score = knn_score(k,X,y) result_dict[k] = [score,train_score] result = pd.DataFrame(result_dict).T.copy() result.columns = ['Test','Train'] text=tk.Text(root4) text.place(x=100, y=220) text.insert("end",X_train) text.insert("end",X_text) text.insert("end",y_train) text.insert("end",y_text) text1.delete(1.0, tk.END) text1.insert(tk.END, result) import tkinter as tk from matplotlib.figure import Figure from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg from matplotlib.backend_bases import key_press_handler import matplotlib.pyplot as plt %matplotlib inline def chart(): root5= tk.Toplevel() root5.title("结果图形") fig = plt.figure() k_list = [1,3,5,7,9,11] result_dict = {} canvas = FigureCanvasTkAgg(fig, master=root5) canvas.get_tk_widget().pack() canvas.draw() global result result = pd.DataFrame(result_dict).T.copy() plt.xticks(k_list) plt.show() root4.mainloop()其中有什么问题

此外，函数 button_click() 中的 text1.insert(tk.END, result) 可能会出现异常，因为 result 是一个 pandas 数据框，而 Text 组件只能接受字符串类型的输入。需要将 result 转换为字符串类型才能插入到 ...

import pandas as pd import matplotlib.pyplot as plt # 示例数据表格 data = pd.DataFrame({ '物种名称': ['熊猫', '狗', '兔子', '乌龟', '鬣狗', '企鹅', '蛇', '鸭子', '马', '鲨鱼'], '体长': [100, 60, 40, 50, 120, 70, 80, 60, 220, 400], '体重': [100, 30, 3, 20, 30, 40, 4, 3, 500, 700], '速度': [32, 56, 72, 5, 70, 10, 10, 16, 88, 45], '分类类型': ['哺乳动物', '哺乳动物', '哺乳动物', '爬行动物', '哺乳动物', '鸟类', '爬行动物', '鸟类', '哺乳动物', '鱼类'] }) colors = {'哺乳动物':'red', '爬行动物':'blue', '鸟类':'green', '鱼类':'orange'} # 创建包含2行2列的图形 fig, ax = plt.subplots(2, 2) # 1行1列的子图：物种名称为x，体长为y，颜色为分类类型，绘制横向柱形图 ax[0, 0].barh(data['物种名称'], data['体长'], color=[colors[x] for x in data['分类类型']]) ax[0, 0].set_xlabel('体长') ax[0, 0].set_ylabel('物种名称') ax[0, 0].set_title('物种体长图') # 1行2列的子图：以物种名称为x，体重为y，颜色为分类类型，绘制折线图 ax[0, 1].scatter(data['物种名称'], data['体重'], color='red', marker='o') ax[0, 1].set_xlabel('物种名称') ax[0, 1].set_ylabel('体重') ax[0, 1].set_title('物种体重图') # 2行1列的子图：以物种名称为x，速度为y，颜色为分类类型，绘制散点图 ax[1, 0].scatter(data['物种名称'], data['速度'], color=[colors[x] for x in data['分类类型']]) ax[1, 0].set_xlabel('物种名称') ax[1, 0].set_ylabel('速度') ax[1, 0].set_title('物种速度图') # 2行2列的子图：以分类类型列画饼图 grouped = data.groupby('分类类型').size() ax[1, 1].pie(grouped, labels=grouped.index, autopct='%1.1f%%', startangle=90) ax[1, 1].set_title('分类类型饼图') plt.show() 此段程序报错为Warning (from warnings module): File "D:\py\Lib\tkinter\init.py", line 861 func(*args) UserWarning: Glyph 40479 (\N{CJK UNIFIED IDEOGRAPH-9E1F}) missing from current font.请解释错误原因并给出正确代码

import matplotlib.pyplot as plt # 更换字体 import matplotlib matplotlib.rcParams['font.family'] = 'SimHei' # 示例数据表格 data = pd.DataFrame({ '物种名称': ['熊猫', '狗', '兔子', '乌龟', '鬣狗', '...

我想把我画的pd.plotting.scatter_matrix放入tkinter窗口的frame框架

import matplotlib.pyplot as plt from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg import tkinter as tk # 创建一个示例数据集 data = pd.DataFrame({'A': [1, 2, 3], 'B': [4, 5, 6], 'C': [7,...

基于matplotlib和pandas数据可视化系统界面代码

import matplotlib.pyplot as plt class DataVisualizer: def __init__(self, master): self.master = master self.master.title("数据可视化系统") # 创建控件 self.file_label = tk.Label(self.master, ...

#创建一个框架(Frame控件)，用于放置图像。 fig_container = tk.Frame(root) fig_container.pack(side="bottom", fill="x", expand=True) # 添加滚动框架 canvas = tk.Canvas(fig_container) canvas.pack(side="left", fill="both", expand=True) scrollbar = tk.Scrollbar(fig_container, orient="vertical", command=canvas.yview) scrollbar.pack(side="right", fill="y") canvas.configure(yscrollcommand=scrollbar.set) canvas.bind("<Configure>", lambda e: canvas.configure(scrollregion=canvas.bbox("all"))) # 将图像框架放入滚动框架中 frame = tk.Frame(canvas) canvas.create_window((0, 0), window=frame, anchor="nw") def show_figure(): x = df.iloc[:, 0] y = df.iloc[:, 1] if plt.fignum_exists(1): plt.clf() plt.scatter(x, y) # 将图像框架放在滚动框架中 canvas = FigureCanvasTkAgg(plt.gcf(), master=frame) canvas.draw() canvas.get_tk_widget().pack() button1.config(command=lambda: (button1.config(state="disabled"), show_figure()))怎么优化这段代码使其实现对CSV的第一行为y轴，CSV文件的第一列为x 轴

import matplotlib.pyplot as plt from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg root = tk.Tk() # 创建一个框架(Frame控件)，用于放置图像。 fig_container = tk.Frame(root) fig_container....

用Python的tkinter和matplotlib制作一个读取Excel数据并绘图的软件

import matplotlib.pyplot as plt from tkinter import * from tkinter import filedialog # 创建窗口 root = Tk() root.title("Excel数据绘图软件") root.geometry("400x300") # 定义变量 file_path = StringVar...

table.div(table.sum(1).astype(float), axis=0).plot(kind='bar', stacked=True) tkinter 绘图

import matplotlib.pyplot as plt import pandas as pd # 创建 tkinter 窗口 root = tk.Tk() # 创建图形 fig = plt.figure() ax = fig.add_subplot(111) # 创建数据 data = pd.DataFrame({'A': [1, 2, 3], 'B': ...

用python结合tkinter库实现def standard_X(X): X_copy = X.copy() # 拿数据 for col_name in X_copy.columns: # 取列名 col_data = X_copy[[col_name]] # 根据列名拿列数据，两个方括号是因为要二维数组 # fit_transform stand_data = StandardScaler().fit_transform(col_data.values) # 标准化 X_copy[col_name] = stand_data # 将数据替换成标准化后的数据 return X_copy standard_X(X).describe([0.01,0.25,0.5,0.75,0.99]).T stand_X = standard_X(X) for col_name in stand_X.columns: sns.distplot(stand_X[col_name]) plt.title(col_name) plt.show() X[0] = pd.cut(X[0],bins = 5,labels = [0,1,2,3,4]) sns.countplot(X[0]) for col_name in X.columns: X[col_name] = pd.cut(X[col_name],bins = 5,label knn = KNeighborsClassifier() X_train,X_test,y_train,y_test = train_test_split(X,y,test_size = 0.2,random_state = 1) knn.fit(X_train,y_train) KNeighborsClassifier() knn.score(X_train,y_train) knn.score(X_test,y_test)成一个界面

import matplotlib.pyplot as plt from sklearn.preprocessing import StandardScaler from sklearn.neighbors import KNeighborsClassifier from sklearn.model_selection import train_test_split class MyGUI: ...

用matplotlib从C:\Users\小鱼\Desktop\NaOH标准溶液滴定食用醋酸pH变化曲线.csv中读取数据并进行绘图,并使用tkinter设计系统页面

import matplotlib.pyplot as plt import tkinter as tk from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg # 读取数据 df = pd.read_csv(r'C:\Users\小鱼\Desktop\NaOH标准溶液滴定食用醋酸pH变化...

编写Python代码解决问题：（1）要求从文件中读入专业数据进行数据处理，用matplotlib实现数据绘图。（2）要求选择一个专业网站，爬取数据（例如标题和链接），存入数据库中。（3）要求利用tkinter设计系统界面。

import matplotlib.pyplot as plt # 读取数据文件 data = pd.read_csv("data.txt", sep=" ", header=None, names=["name", "age", "score"]) # 绘制成绩分布直方图 plt.hist(data["score"]) plt.xlabel("Score") ...

WorkerError(解决方案).md

项目中常见的问题,记录一下解决方案

相关推荐

pycharm使用matplotlib.pyplot不显示图形的解决方法

Python数据分析实践：matplotlib绘制各类图表new.pdf

matplotlib-3.6.3.tar.gz

我想把我画的pd.plotting.scatter_matrix放入tkinter窗口的frame框架

基于matplotlib和pandas数据可视化系统界面代码

用Python的tkinter和matplotlib制作一个读取Excel数据并绘图的软件

table.div(table.sum(1).astype(float), axis=0).plot(kind='bar', stacked=True) tkinter 绘图

用matplotlib从C:\Users\小鱼\Desktop\NaOH标准溶液滴定食用醋酸pH变化曲线.csv中读取数据并进行绘图,并使用tkinter设计系统页面

编写Python代码解决问题： （1）要求从文件中读入专业数据进行数据处理，用matplotlib实现数据绘图。 （2）要求选择一个专业网站，爬取数据（例如标题和链接），存入数据库中。 （3）要求利用tkinter设计系统界面。

WorkerError(解决方案).md

最新推荐

WorkerError(解决方案).md

MATLAB实现小波阈值去噪：Visushrink硬软算法对比

管理建模和仿真的文件

【交互特征的影响】：分类问题中的深入探讨，如何正确应用交互特征

c语言从链式队列 中获取头部元素并返回其状态的函数怎么写

易语言实现画板图像缩放功能教程

"互动学习：行动中的多样性与论文攻读经历"

【交互特征：优化与调试的艺术】：实战技巧，提升回归模型与分类模型的性能

用IDEA写一个高速收费系统框架附带代码

大模型推荐系统: 优化算法与模型压缩技术

编写Python代码解决问题：（1）要求从文件中读入专业数据进行数据处理，用matplotlib实现数据绘图。（2）要求选择一个专业网站，爬取数据（例如标题和链接），存入数据库中。（3）要求利用tkinter设计系统界面。

c语言从链式队列中获取头部元素并返回其状态的函数怎么写