scikit learn k means
from sklearn.cluster import KMeans
df = np.array([[1,4],[2,2],[2,5],[3,3],[3,4],[4,7],[5,6],[6,4],[6,7],[7,6],[7,9],[8,7],[8,9],[9,4],[9,8]])
kmeans = KMeans(n_clusters=3, init='k-means++', max_iter=300, n_init=10)
y_pred = kmeans.fit_predict(df)k-means
import tkinter as tk
from tkinter import filedialog
import pandas as pd
from pandas import DataFrame
import matplotlib.pyplot as plt
from sklearn.cluster import KMeans
from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg
root= tk.Tk()
canvas1 = tk.Canvas(root, width = 400, height = 300, relief = 'raised')
canvas1.pack()
label1 = tk.Label(root, text='k-Means Clustering')
label1.config(font=('helvetica', 14))
canvas1.create_window(200, 25, window=label1)
label2 = tk.Label(root, text='Type Number of Clusters:')
label2.config(font=('helvetica', 8))
canvas1.create_window(200, 120, window=label2)
entry1 = tk.Entry (root)
canvas1.create_window(200, 140, window=entry1)
def getExcel ():
global df
import_file_path = filedialog.askopenfilename()
read_file = pd.read_excel (import_file_path)
df = DataFrame(read_file,columns=['x','y'])
browseButtonExcel = tk.Button(text=" Import Excel File ", command=getExcel, bg='green', fg='white', font=('helvetica', 10, 'bold'))
canvas1.create_window(200, 70, window=browseButtonExcel)
def getKMeans ():
global df
global numberOfClusters
numberOfClusters = int(entry1.get())
kmeans = KMeans(n_clusters=numberOfClusters).fit(df)
centroids = kmeans.cluster_centers_
label3 = tk.Label(root, text= centroids)
canvas1.create_window(200, 250, window=label3)
figure1 = plt.Figure(figsize=(4,3), dpi=100)
ax1 = figure1.add_subplot(111)
ax1.scatter(df['x'], df['y'], c= kmeans.labels_.astype(float), s=50, alpha=0.5)
ax1.scatter(centroids[:, 0], centroids[:, 1], c='red', s=50)
scatter1 = FigureCanvasTkAgg(figure1, root)
scatter1.get_tk_widget().pack(side=tk.RIGHT, fill=tk.BOTH)
processButton = tk.Button(text=' Process k-Means ', command=getKMeans, bg='brown', fg='white', font=('helvetica', 10, 'bold'))
canvas1.create_window(200, 170, window=processButton)
root.mainloop()Copyright © 2021 Codeinu
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